a2807755e3dabe3ac07cf22f56d650ba1e49d576f093c853d8c911a42824b72d

Analysis

max time kernel
92s
max time network
93s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
13/06/2024, 04:58

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General

Target
a3e4ec8db31b017c313f005314753b99_JaffaCakes118.exe
Size 1.1MB
Sample240613-flzbfaydrp
SHA256 a2807755e3dabe3ac07cf22f56d650ba1e49d576f093c853d8c911a42824b72d
MD5 a3e4ec8db31b017c313f005314753b99
SHA1 b11a3f9c918ac0f1afefb4f29bf3a74aaee34bf6
SHA512 aa953671bbdd2d5ddcbbce150f99d5efcb40df14f6da6afecf366c5f8b5dba04f16428ad4998257ba461e59670eb04f18d60e6b6f434047f4e880b6729087678
SSDEEP 24576:JophjgKvHM2Xl2DNtewU5GcK+vcG1vB7Dm/LOElu:Kphjhs2qNteVMcK+vB1vFDREA
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

Malware Config

Signatures

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	a3e4ec8db31b017c313f005314753b99_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	a3e4ec8db31b017c313f005314753b99_JaffaCakes118.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	a3e4ec8db31b017c313f005314753b99_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	a3e4ec8db31b017c313f005314753b99_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4164 set thread context of 2972	4164	a3e4ec8db31b017c313f005314753b99_JaffaCakes118.exe	84

Program crash 2 IoCs

pid	pid_target	Process	procid_target
3120	2972	WerFault.exe	84
5116	2972	WerFault.exe	84

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2972	a3e4ec8db31b017c313f005314753b99_JaffaCakes118.exe
2972	a3e4ec8db31b017c313f005314753b99_JaffaCakes118.exe
2972	a3e4ec8db31b017c313f005314753b99_JaffaCakes118.exe
2972	a3e4ec8db31b017c313f005314753b99_JaffaCakes118.exe
2972	a3e4ec8db31b017c313f005314753b99_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 4164 wrote to memory of 2972	4164	a3e4ec8db31b017c313f005314753b99_JaffaCakes118.exe	84
PID 4164 wrote to memory of 2972	4164	a3e4ec8db31b017c313f005314753b99_JaffaCakes118.exe	84
PID 4164 wrote to memory of 2972	4164	a3e4ec8db31b017c313f005314753b99_JaffaCakes118.exe	84
PID 4164 wrote to memory of 2972	4164	a3e4ec8db31b017c313f005314753b99_JaffaCakes118.exe	84
PID 4164 wrote to memory of 2972	4164	a3e4ec8db31b017c313f005314753b99_JaffaCakes118.exe	84
PID 4164 wrote to memory of 2972	4164	a3e4ec8db31b017c313f005314753b99_JaffaCakes118.exe	84
PID 4164 wrote to memory of 2972	4164	a3e4ec8db31b017c313f005314753b99_JaffaCakes118.exe	84
PID 4164 wrote to memory of 2972	4164	a3e4ec8db31b017c313f005314753b99_JaffaCakes118.exe	84
PID 4164 wrote to memory of 2972	4164	a3e4ec8db31b017c313f005314753b99_JaffaCakes118.exe	84
PID 4164 wrote to memory of 2972	4164	a3e4ec8db31b017c313f005314753b99_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\a3e4ec8db31b017c313f005314753b99_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a3e4ec8db31b017c313f005314753b99_JaffaCakes118.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4164
- C:\Users\Admin\AppData\Local\Temp\a3e4ec8db31b017c313f005314753b99_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\a3e4ec8db31b017c313f005314753b99_JaffaCakes118.exe" Track="0001000000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:2972
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2972 -s 2084
    3⤵
    - Program crash
    PID:3120
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2972 -s 2032
    3⤵
    - Program crash
    PID:5116

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 2972 -ip 2972
1⤵
PID:4064

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2972 -ip 2972
1⤵
PID:1116

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2972-2-0x0000000000400000-0x00000000004F6000-memory.dmp

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memory/2972-3-0x0000000000400000-0x00000000004F6000-memory.dmp

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memory/2972-5-0x0000000000400000-0x00000000004F6000-memory.dmp

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memory/2972-7-0x0000000000400000-0x00000000004F6000-memory.dmp

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memory/2972-8-0x0000000000400000-0x00000000004F6000-memory.dmp

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memory/2972-9-0x0000000000400000-0x00000000004F6000-memory.dmp

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memory/2972-10-0x0000000000400000-0x00000000004F6000-memory.dmp

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memory/2972-14-0x0000000000400000-0x00000000004F6000-memory.dmp

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memory/4164-1-0x0000000000700000-0x0000000000703000-memory.dmp

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memory/4164-0-0x0000000000400000-0x0000000000586000-memory.dmp

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memory/4164-4-0x0000000000400000-0x0000000000586000-memory.dmp

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memory/4164-6-0x0000000000700000-0x0000000000703000-memory.dmp

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Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads