File name:

efm8load.exe

Full analysis: https://app.any.run/tasks/ab6b7144-bdf0-47ab-9d8b-007b0f817fbb
Verdict: Malicious activity
Analysis date: May 28, 2019, 13:02:30
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (console) Intel 80386 (stripped to external PDB), for MS Windows
MD5:

0C0FE6C4F7311DBCB6AF7CEE2ECAFBFE

SHA1:

4082E2A9E99C025CC90AFDAF283198CB5BF02D3F

SHA256:

2584DAB20FB7334DB9DBA5AD3DD3E3AB046FBF908A1C3623BD409B299A8FAF41

SSDEEP:

98304:5th8u7a8+Zi40RInYfpGqj43a/ihcC2/xcH9ncJxeM52wBJ47do6XLsz83EO:NdDvRYYxGqj4NOcdslZBy7do6Az80

ANY.RUN is an interactive service which provides full access to the guest system. Information in this report could be distorted by user actions and is provided for user acknowledgement as it is. ANY.RUN does not guarantee maliciousness or safety of the content.

  • MALICIOUS

    • Loads dropped or rewritten executable

      • efm8load.exe (PID: 3204)
      • efm8load.exe (PID: 3156)
      • efm8load.exe (PID: 1592)
      • efm8load.exe (PID: 3556)
      • efm8load.exe (PID: 3648)
      • efm8load.exe (PID: 3872)
      • efm8load.exe (PID: 3804)
      • efm8load.exe (PID: 2420)
      • efm8load.exe (PID: 3268)
      • efm8load.exe (PID: 3448)
      • efm8load.exe (PID: 3284)

  • SUSPICIOUS

    • Loads Python modules

      • efm8load.exe (PID: 3204)
      • efm8load.exe (PID: 1592)
      • efm8load.exe (PID: 3872)
      • efm8load.exe (PID: 3556)
      • efm8load.exe (PID: 3156)
      • efm8load.exe (PID: 3648)
      • efm8load.exe (PID: 3804)
      • efm8load.exe (PID: 3448)
      • efm8load.exe (PID: 3268)
      • efm8load.exe (PID: 2420)
      • efm8load.exe (PID: 3284)

    • Executable content was dropped or overwritten

      • efm8load.exe (PID: 3460)
      • efm8load.exe (PID: 576)
      • efm8load.exe (PID: 3176)
      • efm8load.exe (PID: 2512)

    • Application launched itself

      • efm8load.exe (PID: 3460)
      • efm8load.exe (PID: 3764)
      • efm8load.exe (PID: 2900)

  • INFO

    • Manual execution by user

      • efm8load.exe (PID: 3460)
      • efm8load.exe (PID: 3024)
      • efm8load.exe (PID: 576)
      • efm8load.exe (PID: 3764)
      • efm8load.exe (PID: 3380)
      • efm8load.exe (PID: 2900)
      • efm8load.exe (PID: 3176)
      • efm8load.exe (PID: 2512)
      • efm8load.exe (PID: 3096)
      • efm8load.exe (PID: 2136)

    • Dropped object may contain Bitcoin addresses

      • efm8load.exe (PID: 3460)
      • efm8load.exe (PID: 576)
      • efm8load.exe (PID: 3176)
      • efm8load.exe (PID: 2512)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Win32 Executable MS Visual C++ (generic) (42.1)
.exe | Win64 Executable (generic) (37.3)
.dll | Win32 Dynamic Link Library (generic) (8.8)
.exe | Win32 Executable (generic) (6)
.exe | Generic Win/DOS Executable (2.7)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 0000:00:00 00:00:00
PEType: PE32
LinkerVersion: 2.24
CodeSize: 39424
InitializedDataSize: 84992
UninitializedDataSize: 51200
EntryPoint: 0x14f0
OSVersion: 4
ImageVersion: 1
SubsystemVersion: 4
Subsystem: Windows command line

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_CUI
Compilation Date: 01-Jan-1970 00:00:00
TLS Callbacks: 2 callback(s) detected.

DOS Header

Magic number: MZ
Bytes on last page of file: 0x0090
Pages in file: 0x0003
Relocations: 0x0000
Size of header: 0x0004
Min extra paragraphs: 0x0000
Max extra paragraphs: 0xFFFF
Initial SS value: 0x0000
Initial SP value: 0x00B8
Checksum: 0x0000
Initial IP value: 0x0000
Initial CS value: 0x0000
Overlay number: 0x0000
OEM identifier: 0x0000
OEM information: 0x0000
Address of NE header: 0x00000080

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 8
Time date stamp: 01-Jan-1970 00:00:00
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_DEBUG_STRIPPED
  • IMAGE_FILE_EXECUTABLE_IMAGE
  • IMAGE_FILE_LARGE_ADDRESS_AWARE
  • IMAGE_FILE_LINE_NUMS_STRIPPED
  • IMAGE_FILE_LOCAL_SYMS_STRIPPED
  • IMAGE_FILE_RELOCS_STRIPPED

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00001000
0x000098F0
0x00009A00
IMAGE_SCN_ALIGN_1024BYTES, IMAGE_SCN_ALIGN_16BYTES, IMAGE_SCN_ALIGN_1BYTES, IMAGE_SCN_ALIGN_2048BYTES, IMAGE_SCN_ALIGN_256BYTES, IMAGE_SCN_ALIGN_32BYTES, IMAGE_SCN_ALIGN_4096BYTES, IMAGE_SCN_ALIGN_4BYTES, IMAGE_SCN_ALIGN_64BYTES, IMAGE_SCN_ALIGN_8192BYTES, IMAGE_SCN_ALIGN_8BYTES, IMAGE_SCN_ALIGN_MASK, IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.10791
.data
0x0000B000
0x00000038
0x00000200
IMAGE_SCN_ALIGN_1024BYTES, IMAGE_SCN_ALIGN_16BYTES, IMAGE_SCN_ALIGN_1BYTES, IMAGE_SCN_ALIGN_256BYTES, IMAGE_SCN_ALIGN_2BYTES, IMAGE_SCN_ALIGN_32BYTES, IMAGE_SCN_ALIGN_4096BYTES, IMAGE_SCN_ALIGN_4BYTES, IMAGE_SCN_ALIGN_512BYTES, IMAGE_SCN_ALIGN_64BYTES, IMAGE_SCN_ALIGN_8192BYTES, IMAGE_SCN_ALIGN_MASK, IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0.657434
.rdata
0x0000C000
0x00004FC8
0x00005000
IMAGE_SCN_ALIGN_1024BYTES, IMAGE_SCN_ALIGN_16BYTES, IMAGE_SCN_ALIGN_1BYTES, IMAGE_SCN_ALIGN_2048BYTES, IMAGE_SCN_ALIGN_256BYTES, IMAGE_SCN_ALIGN_2BYTES, IMAGE_SCN_ALIGN_32BYTES, IMAGE_SCN_ALIGN_4096BYTES, IMAGE_SCN_ALIGN_4BYTES, IMAGE_SCN_ALIGN_512BYTES, IMAGE_SCN_ALIGN_64BYTES, IMAGE_SCN_ALIGN_8192BYTES, IMAGE_SCN_ALIGN_8BYTES, IMAGE_SCN_ALIGN_MASK, IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
7.01862
.bss
0x00011000
0x0000C698
0x00000000
IMAGE_SCN_ALIGN_1024BYTES, IMAGE_SCN_ALIGN_16BYTES, IMAGE_SCN_ALIGN_1BYTES, IMAGE_SCN_ALIGN_2048BYTES, IMAGE_SCN_ALIGN_256BYTES, IMAGE_SCN_ALIGN_2BYTES, IMAGE_SCN_ALIGN_32BYTES, IMAGE_SCN_ALIGN_4096BYTES, IMAGE_SCN_ALIGN_4BYTES, IMAGE_SCN_ALIGN_512BYTES, IMAGE_SCN_ALIGN_64BYTES, IMAGE_SCN_ALIGN_8192BYTES, IMAGE_SCN_ALIGN_8BYTES, IMAGE_SCN_ALIGN_MASK, IMAGE_SCN_CNT_UNINITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0
.idata
0x0001E000
0x00000B7C
0x00000C00
IMAGE_SCN_ALIGN_1024BYTES, IMAGE_SCN_ALIGN_16BYTES, IMAGE_SCN_ALIGN_1BYTES, IMAGE_SCN_ALIGN_256BYTES, IMAGE_SCN_ALIGN_2BYTES, IMAGE_SCN_ALIGN_32BYTES, IMAGE_SCN_ALIGN_4096BYTES, IMAGE_SCN_ALIGN_4BYTES, IMAGE_SCN_ALIGN_512BYTES, IMAGE_SCN_ALIGN_64BYTES, IMAGE_SCN_ALIGN_8192BYTES, IMAGE_SCN_ALIGN_MASK, IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
5.05806
.CRT
0x0001F000
0x00000034
0x00000200
IMAGE_SCN_ALIGN_1024BYTES, IMAGE_SCN_ALIGN_16BYTES, IMAGE_SCN_ALIGN_1BYTES, IMAGE_SCN_ALIGN_256BYTES, IMAGE_SCN_ALIGN_2BYTES, IMAGE_SCN_ALIGN_32BYTES, IMAGE_SCN_ALIGN_4096BYTES, IMAGE_SCN_ALIGN_4BYTES, IMAGE_SCN_ALIGN_512BYTES, IMAGE_SCN_ALIGN_64BYTES, IMAGE_SCN_ALIGN_8192BYTES, IMAGE_SCN_ALIGN_MASK, IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0.264064
.tls
0x00020000
0x00000020
0x00000200
IMAGE_SCN_ALIGN_1024BYTES, IMAGE_SCN_ALIGN_16BYTES, IMAGE_SCN_ALIGN_1BYTES, IMAGE_SCN_ALIGN_256BYTES, IMAGE_SCN_ALIGN_2BYTES, IMAGE_SCN_ALIGN_32BYTES, IMAGE_SCN_ALIGN_4096BYTES, IMAGE_SCN_ALIGN_4BYTES, IMAGE_SCN_ALIGN_512BYTES, IMAGE_SCN_ALIGN_64BYTES, IMAGE_SCN_ALIGN_8192BYTES, IMAGE_SCN_ALIGN_MASK, IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0.175526
.rsrc
0x00021000
0x0000E878
0x0000EA00
IMAGE_SCN_ALIGN_1024BYTES, IMAGE_SCN_ALIGN_16BYTES, IMAGE_SCN_ALIGN_1BYTES, IMAGE_SCN_ALIGN_256BYTES, IMAGE_SCN_ALIGN_2BYTES, IMAGE_SCN_ALIGN_32BYTES, IMAGE_SCN_ALIGN_4096BYTES, IMAGE_SCN_ALIGN_4BYTES, IMAGE_SCN_ALIGN_512BYTES, IMAGE_SCN_ALIGN_64BYTES, IMAGE_SCN_ALIGN_8192BYTES, IMAGE_SCN_ALIGN_MASK, IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
7.37245

Resources

Title
Entropy
Size
Codepage
Language
Type
0
1.91924
20
Latin 1 / Western European
UNKNOWN
RT_GROUP_ICON
1
4.64949
3240
Latin 1 / Western European
UNKNOWN
RT_ICON
2
6.05629
2216
Latin 1 / Western European
UNKNOWN
RT_ICON
3
5.5741
1384
Latin 1 / Western European
UNKNOWN
RT_ICON
4
7.95079
37019
Latin 1 / Western European
UNKNOWN
RT_ICON
5
5.29119
9640
Latin 1 / Western European
UNKNOWN
RT_ICON
6
5.43869
4264
Latin 1 / Western European
UNKNOWN
RT_ICON
7
5.89356
1128
Latin 1 / Western European
UNKNOWN
RT_ICON
101
2.71858
104
Latin 1 / Western European
UNKNOWN
RT_GROUP_ICON

Imports

KERNEL32.dll
WS2_32.dll
msvcrt.dll
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
70
Monitored processes
22
Malicious processes
1
Suspicious processes
13

Behavior graph

Click at the process to see the details
start efm8load.exe no specs efm8load.exe no specs efm8load.exe efm8load.exe no specs efm8load.exe no specs efm8load.exe no specs efm8load.exe efm8load.exe no specs efm8load.exe efm8load.exe no specs efm8load.exe no specs efm8load.exe no specs efm8load.exe no specs efm8load.exe no specs efm8load.exe efm8load.exe no specs efm8load.exe efm8load.exe no specs efm8load.exe no specs efm8load.exe no specs efm8load.exe no specs efm8load.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
576"C:\Users\admin\Desktop\efm8load.exe" C:\Users\admin\Desktop\efm8load.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
2
Modules
Images
c:\users\admin\desktop\efm8load.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\ws2_32.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\nsi.dll
c:\windows\system32\apphelp.dll
952"C:\Users\admin\Desktop\efm8load.exe" C:\Users\admin\Desktop\efm8load.exe—explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
2
Modules
Images
c:\users\admin\desktop\efm8load.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\ws2_32.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\nsi.dll
c:\windows\system32\apphelp.dll
1592"C:\Users\admin\Desktop\efm8load.exe" C:\Users\admin\Desktop\efm8load.exe—efm8load.exe
User:
admin
Integrity Level:
HIGH
Exit code:
2
Modules
Images
c:\users\admin\desktop\efm8load.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\ws2_32.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\nsi.dll
c:\users\admin\appdata\local\temp\_mei30242\python34.dll
c:\windows\system32\user32.dll
2136"C:\Users\admin\Desktop\efm8load.exe" C:\Users\admin\Desktop\efm8load.exe—explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
2
Modules
Images
c:\users\admin\desktop\efm8load.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\ws2_32.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\nsi.dll
c:\windows\system32\apphelp.dll
2420"C:\Users\admin\Desktop\efm8load.exe" C:\Users\admin\Desktop\efm8load.exe—efm8load.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
2
Modules
Images
c:\users\admin\desktop\efm8load.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\ws2_32.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\nsi.dll
c:\users\admin\appdata\local\temp\_mei25122\python34.dll
c:\windows\system32\user32.dll
2512"C:\Users\admin\Desktop\efm8load.exe" C:\Users\admin\Desktop\efm8load.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
2
Modules
Images
c:\users\admin\desktop\efm8load.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\ws2_32.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\nsi.dll
c:\windows\system32\apphelp.dll
2900"C:\Users\admin\Desktop\efm8load.exe" C:\Users\admin\Desktop\efm8load.exe—explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
2
Modules
Images
c:\users\admin\desktop\efm8load.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\ws2_32.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\nsi.dll
c:\windows\system32\apphelp.dll
3024"C:\Users\admin\Desktop\efm8load.exe" C:\Users\admin\Desktop\efm8load.exe
explorer.exe
User:
admin
Integrity Level:
HIGH
Exit code:
2
Modules
Images
c:\users\admin\desktop\efm8load.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\ws2_32.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\nsi.dll
c:\windows\system32\apphelp.dll
3096"C:\Users\admin\Desktop\efm8load.exe" C:\Users\admin\Desktop\efm8load.exe—explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
2
Modules
Images
c:\users\admin\desktop\efm8load.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\ws2_32.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\nsi.dll
c:\windows\system32\apphelp.dll
3156"C:\Users\admin\Desktop\efm8load.exe" C:\Users\admin\Desktop\efm8load.exe—efm8load.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
2
Modules
Images
c:\users\admin\desktop\efm8load.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\ws2_32.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\nsi.dll
c:\users\admin\appdata\local\temp\_mei37642\python34.dll
c:\windows\system32\user32.dll
Total events
0
Read events
0
Write events
0
Delete events
0

Modification events

No data
Executable files
60
Suspicious files
4
Text files
8
Unknown types
0

Dropped files

PID
Process
Filename
Type
952efm8load.exeC:\Users\admin\AppData\Local\Temp\_MEI9522\python34.dll —
MD5:—
SHA256:—
952efm8load.exeC:\Users\admin\AppData\Local\Temp\_MEI9522\msvcr100.dll —
MD5:—
SHA256:—
952efm8load.exeC:\Users\admin\AppData\Local\Temp\_MEI9522\_ssl.pyd —
MD5:—
SHA256:—
952efm8load.exeC:\Users\admin\AppData\Local\Temp\_MEI9522\unicodedata.pyd —
MD5:—
SHA256:—
952efm8load.exeC:\Users\admin\AppData\Local\Temp\_MEI9522\_ctypes.pyd —
MD5:—
SHA256:—
952efm8load.exeC:\Users\admin\AppData\Local\Temp\_MEI9522\win32api.pyd —
MD5:—
SHA256:—
952efm8load.exeC:\Users\admin\AppData\Local\Temp\_MEI9522\pyexpat.pyd —
MD5:—
SHA256:—
952efm8load.exeC:\Users\admin\AppData\Local\Temp\_MEI9522\_hashlib.pyd —
MD5:—
SHA256:—
952efm8load.exeC:\Users\admin\AppData\Local\Temp\_MEI9522\select.pyd —
MD5:—
SHA256:—
952efm8load.exeC:\Users\admin\AppData\Local\Temp\_MEI9522\_bz2.pyd —
MD5:—
SHA256:—
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
0
DNS requests
0
Threats
0

HTTP requests

No HTTP requests
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

No data

DNS requests

No data

Threats

No threats detected
No debug info
Interactive malware hunting service ANY.RUN
© 2017-2025 ANY.RUN ALL RIGHTS RESERVED
ANY.RUN
Reports
efm8load.exe