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File name:

1a39437932547529937f7d9af563d361

Full analysis: https://app.any.run/tasks/3dcdbde5-bb58-4489-91ea-5863fbddf22b
Verdict: Malicious activity
Analysis date: December 14, 2018, 13:14:01
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386, for MS Windows
MD5:

1A39437932547529937F7D9AF563D361

SHA1:

990D2A433C91C645DB04DB4460216EE568CBA69A

SHA256:

0122899DD3607DD5DFDD66C10147A7F3C0E687EC5C5DBDE1FCA56F5680C16119

SSDEEP:

24576:e8mN4WiYhH0Un3IZ0AAvmp0BpMot+qezxhyrULKmL+3mMRxz4Yp/d4O+Q:DLj066jt1etXem+xQYp/d4O+Q

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

    • Changes the autorun value in the registry

      • 1a39437932547529937f7d9af563d361.exe (PID: 3072)
    • Loads dropped or rewritten executable

      • rundll32.exe (PID: 3592)
  • SUSPICIOUS

    • Creates files in the program directory

      • 1a39437932547529937f7d9af563d361.exe (PID: 3072)
    • Executable content was dropped or overwritten

      • 1a39437932547529937f7d9af563d361.exe (PID: 3072)
    • Uses RUNDLL32.EXE to load library

      • 1a39437932547529937f7d9af563d361.exe (PID: 3072)
  • INFO

    No info indicators.
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) (35.8)
.exe | Win64 Executable (generic) (31.7)
.scr | Windows screen saver (15)
.dll | Win32 Dynamic Link Library (generic) (7.5)
.exe | Win32 Executable (generic) (5.1)

EXIF

EXE

Subsystem: Windows GUI
SubsystemVersion: 5.1
ImageVersion: -
OSVersion: 5.1
EntryPoint: 0x2170
UninitializedDataSize: -
InitializedDataSize: 1560576
CodeSize: 32256
LinkerVersion: 10
PEType: PE32
TimeStamp: 2018:10:31 07:54:18+01:00
MachineType: Intel 386 or later, and compatibles

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 31-Oct-2018 06:54:18
Detected languages:
  • English - United States
  • Russian - Russia

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: 0x000000E0

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 5
Time date stamp: 31-Oct-2018 06:54:18
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_EXECUTABLE_IMAGE

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00001000
0x00007C7A
0x00007E00
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.48527
.rdata
0x00009000
0x0000275A
0x00002800
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
4.92791
.data
0x0000C000
0x0000300C
0x00000E00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
2.41244
.rsrc
0x00010000
0x00177DFC
0x00177E00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
6.75581
.reloc
0x00188000
0x00001B96
0x00001C00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
2.58548

Resources

Title
Entropy
Size
Codepage
Language
Type
1
4.79597
346
Latin 1 / Western European
English - United States
RT_MANIFEST
212
6.75584
1539072
Latin 1 / Western European
Russian - Russia
RT_RCDATA

Imports

ADVAPI32.dll
KERNEL32.dll
No data.
screenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
31
Monitored processes
2
Malicious processes
1
Suspicious processes
1

Behavior graph

Click at the process to see the details
start 1a39437932547529937f7d9af563d361.exe rundll32.exe

Process information

PID
CMD
Path
Indicators
Parent process
3072"C:\Users\admin\AppData\Local\Temp\1a39437932547529937f7d9af563d361.exe" C:\Users\admin\AppData\Local\Temp\1a39437932547529937f7d9af563d361.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
3592C:\Windows\system32\rundll32.exe "C:\ProgramData\FilesystemMonitor\fsmonitor.dll",#1C:\Windows\system32\rundll32.exe
1a39437932547529937f7d9af563d361.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows host process (Rundll32)
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Total events
5
Read events
4
Write events
1
Delete events
0

Modification events

(PID) Process:(3072) 1a39437932547529937f7d9af563d361.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
Operation:writeName:FilesystemMonitor
Value:
C:\Windows\system32\rundll32.exe "C:\ProgramData\FilesystemMonitor\fsmonitor.dll",#1
Executable files
1
Suspicious files
0
Text files
1
Unknown types
0

Dropped files

PID
Process
Filename
Type
30721a39437932547529937f7d9af563d361.exeC:\ProgramData\FilesystemMonitor\fsmonitor.dllexecutable
MD5:9C70E8EBF2169CDA37B0849FD08ACCDA
SHA256:6E157CB0B737F230D0E9DC54B3767F94B2CA6982E63B13B6C99BDE32870F8A47
30721a39437932547529937f7d9af563d361.exeC:\ProgramData\FilesystemMonitor\fsmonitor.initext
MD5:C754C90A997784D7C8C9F627446FE4DF
SHA256:2448A8DC77F3197BF052C7885DAF6B7D43ACC5968E5D33EC082F6D14B37540FE
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
1
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

PID
Process
IP
Domain
ASN
CN
Reputation
93.88.75.176:443
ITL Company
NL
unknown

DNS requests

No data

Threats

No threats detected
No debug info