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File name:

KLJKA.exe

Full analysis: https://app.any.run/tasks/3af75c77-fc39-47f3-9c43-b193f3544b0f
Verdict: Malicious activity
Analysis date: May 15, 2019, 19:35:57
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:

E7430C45F8E5D247E58516DCCD9D4446

SHA1:

0C47AF6E89778D78FDC427897E6790611B2A5478

SHA256:

17526923258FF290FF5CA553248B5952A65373564731A2B8A0CFF10E56C293A4

SSDEEP:

768:f9GsCJdDlgcsRlUsKxh0onhJbysbjiuAjVA+uQFQ+PQt+:4su/SRlUhxh5nhJdbjl+uQFQ8Qt+

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

      • KLJKA.exe (PID: 3388)
    • Writes to a start menu file

      • 6L69:exe (PID: 2852)
    • Modifies files in Chrome extension folder

      • 6L69:exe (PID: 2852)
    • Actions looks like stealing of personal data

      • 6L69:exe (PID: 2852)
  • SUSPICIOUS

    • Starts itself from another location

      • KLJKA.exe (PID: 3388)
    • Starts application with an unusual extension

      • KLJKA.exe (PID: 3388)
      • yKFA.exe (PID: 3904)
    • Starts CMD.EXE for commands execution

      • KLJKA.exe (PID: 3388)
    • Executable content was dropped or overwritten

      • KLJKA.exe (PID: 3388)
      • yKFA.exe (PID: 3904)
    • Starts NET.EXE for network exploration

      • EHO:exe (PID: 2844)
    • Writes to a desktop.ini file (may be used to cloak folders)

      • 6L69:exe (PID: 2852)
    • Reads the cookies of Google Chrome

      • 6L69:exe (PID: 2852)
    • Creates files in the program directory

      • 6L69:exe (PID: 2852)
  • INFO

    • Dropped object may contain TOR URL's

      • 6L69:exe (PID: 2852)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Win32 Executable (generic) (52.9)
.exe | Generic Win/DOS Executable (23.5)
.exe | DOS Executable Generic (23.5)

EXIF

EXE

Subsystem: Windows GUI
SubsystemVersion: 6
ImageVersion: -
OSVersion: 6
EntryPoint: 0x1648
UninitializedDataSize: -
InitializedDataSize: 5120
CodeSize: 32256
LinkerVersion: 14
PEType: PE32
TimeStamp: 2017:06:08 16:20:38+02:00
MachineType: Intel 386 or later, and compatibles

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 08-Jun-2017 14:20:38
Debug artifacts:
  • S:\Work\_bin\Release-Win32\wp_encrypt.pdb

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: 0x000000C0

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 4
Time date stamp: 08-Jun-2017 14:20:38
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
0x00007C84
0x00007E00
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.54168
.rdata
0x00009000
0x00000F4C
0x00001000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
7.64193
.data
0x0000A000
0x00000050
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
1.29405
.reloc
0x0000B000
0x0000010C
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
3.32621
No data.
screenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
46
Monitored processes
6
Malicious processes
4
Suspicious processes
0

Behavior graph

Click at the process to see the details
drop and start start drop and start kljka.exe cmd.exe eho:exe no specs ykfa.exe net.exe no specs 6l69:exe

Process information

PID
CMD
Path
Indicators
Parent process
3388"C:\Users\admin\AppData\Local\Temp\KLJKA.exe" C:\Users\admin\AppData\Local\Temp\KLJKA.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
1
3232"C:\Windows\System32\cmd.exe" /c C:\Users\admin\AppData\Local\YdC7\yKFA.exe 2C:\Windows\System32\cmd.exe
KLJKA.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows Command Processor
Exit code:
1
Version:
6.1.7601.17514 (win7sp1_rtm.101119-1850)
2844C:\Users\admin\AppData\Local\EHO:exe 1 C:\Users\admin\AppData\Local\Temp\KLJKA.exeC:\Users\admin\AppData\Local\EHO:exeKLJKA.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
1
3904C:\Users\admin\AppData\Local\YdC7\yKFA.exe 2C:\Users\admin\AppData\Local\YdC7\yKFA.exe
cmd.exe
User:
admin
Integrity Level:
HIGH
Exit code:
1
3172C:\Windows\system32\net.exe viewC:\Windows\system32\net.exeEHO:exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Net Command
Exit code:
2
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
2852C:\Users\admin\AppData\Local\6L69:exe 3 C:\Users\admin\AppData\Local\YdC7\yKFA.exeC:\Users\admin\AppData\Local\6L69:exe
yKFA.exe
User:
admin
Integrity Level:
HIGH
Total events
76
Read events
71
Write events
5
Delete events
0

Modification events

(PID) Process:(3388) KLJKA.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
Operation:writeName:3DMRLXV9EeNu
Value:
C:\Users\admin\AppData\Local\BP2a\Klr3zqG.exe
(PID) Process:(3388) KLJKA.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(3388) KLJKA.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
Executable files
7
Suspicious files
3 900
Text files
3 957
Unknown types
1

Dropped files

PID
Process
Filename
Type
3388KLJKA.exeC:\Users\admin\AppData\Local\EHO:exe
MD5:
SHA256:
28526L69:exeC:\autoexec.bat
MD5:
SHA256:
28526L69:exeC:\config.sys
MD5:
SHA256:
28526L69:exeC:\$Recycle.Bin\S-1-5-21-1302019708-1500728564-335382590-1000\desktop.ini
MD5:
SHA256:
28526L69:exeC:\$Recycle.Bin\S-1-5-21-1302019708-1500728564-335382590-500\desktop.ini
MD5:
SHA256:
28526L69:exeC:\MSOCache\All Users\{90140000-0016-0409-0000-0000000FF1CE}-C\ExcelLR.cab
MD5:
SHA256:
28526L69:exeC:\MSOCache\All Users\{90140000-0016-0409-0000-0000000FF1CE}-C\ExcelLR.cab.locked
MD5:
SHA256:
28526L69:exeC:\MSOCache\All Users\{90140000-0016-0409-0000-0000000FF1CE}-C\ExcelMUI.msi
MD5:
SHA256:
28526L69:exeC:\MSOCache\All Users\{90140000-0016-0409-0000-0000000FF1CE}-C\ExcelMUI.xml
MD5:
SHA256:
28526L69:exeC:\MSOCache\All Users\{90140000-0016-0409-0000-0000000FF1CE}-C\Setup.xml
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