3ea8a3c1165d45da89b08cb5cd0f2ffda0f274989378b1ba1ee874f26854c7be

Analysis

max time kernel
138s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
20/04/2024, 02:49

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General

Target
fbc36efe9fddcf9739cf3e4c42a0318c_JaffaCakes118.exe
Size 24KB
Sample240420-dbah8afd4w
SHA256 3ea8a3c1165d45da89b08cb5cd0f2ffda0f274989378b1ba1ee874f26854c7be
MD5 fbc36efe9fddcf9739cf3e4c42a0318c
SHA1 b80c9b9a354ba56258bb012c68267a7a31f7783c
SHA512 488790185e0070a0ba0dc7a0ab844158b5402553c765d8db198cd1068c4b9702e4fca2b0444b57ea0433dfb55a58c0e9409382113b4b462f5785dfb84af6f23b
SSDEEP 384:c+l5yPKrVS7EuQi04QCULz8Nz1BkKAFHWD/R0FDze0D2d0DcjxRX:c+R52pQiRILz8Nz1Bk59E/SFr4
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/1656-0-0x0000000000400000-0x0000000000412000-memory.dmp	upx
behavioral2/memory/1656-1-0x0000000000400000-0x0000000000412000-memory.dmp	upx
behavioral2/memory/4764-2-0x0000000000400000-0x0000000000412000-memory.dmp	upx

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1656 set thread context of 4764	1656	fbc36efe9fddcf9739cf3e4c42a0318c_JaffaCakes118.exe	86

Program crash 2 IoCs

pid	pid_target	Process	procid_target
5004	4764	WerFault.exe	86
2772	4764	WerFault.exe	86

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1656	fbc36efe9fddcf9739cf3e4c42a0318c_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1656 wrote to memory of 4764	1656	fbc36efe9fddcf9739cf3e4c42a0318c_JaffaCakes118.exe	86
PID 1656 wrote to memory of 4764	1656	fbc36efe9fddcf9739cf3e4c42a0318c_JaffaCakes118.exe	86
PID 1656 wrote to memory of 4764	1656	fbc36efe9fddcf9739cf3e4c42a0318c_JaffaCakes118.exe	86
PID 1656 wrote to memory of 4764	1656	fbc36efe9fddcf9739cf3e4c42a0318c_JaffaCakes118.exe	86

C:\Users\Admin\AppData\Local\Temp\fbc36efe9fddcf9739cf3e4c42a0318c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fbc36efe9fddcf9739cf3e4c42a0318c_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:1656
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  PID:4764
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4764 -s 200
    3⤵
    - Program crash
    PID:5004
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4764 -s 208
    3⤵
    - Program crash
    PID:2772

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4764 -ip 4764
1⤵
PID:2804

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 4764 -ip 4764
1⤵
PID:4116

Network

MITRE ATT&CK Matrix

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Downloads

memory/1656-0-0x0000000000400000-0x0000000000412000-memory.dmp

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memory/1656-1-0x0000000000400000-0x0000000000412000-memory.dmp

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memory/4764-2-0x0000000000400000-0x0000000000412000-memory.dmp

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Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads