fa37bcfeae70dc8509d72745cfe97667487173eb6a488feffc2f519dcfe35afb

Analysis

max time kernel
79s
max time network
99s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
13/06/2024, 04:15

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General

Target
a3cc1889689de0867296130aaeb71c28_JaffaCakes118.exe
Size 703KB
Sample240613-evl7sstfme
SHA256 fa37bcfeae70dc8509d72745cfe97667487173eb6a488feffc2f519dcfe35afb
MD5 a3cc1889689de0867296130aaeb71c28
SHA1 15652c97b2702a8236573566c582d33647549432
SHA512 f4fc3eca60cb3707331c4aa1d97b39329e65033b5c149f185b2e9df9a19e4286c8f8eb6bafd67e09e78d75f4c84d8478a1873b6dedf1d61ec2069ff645508b5e
SSDEEP 12288:BHgLxi7Ma55+pDZIWcZWO5RgbdtK15LRCxg1RHeDpMgv4t1goX86r:BHMiAe5aIWiFHktK7eDpMgvO11M6r
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\SystemBiosVersion	a3cc1889689de0867296130aaeb71c28_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	a3cc1889689de0867296130aaeb71c28_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	a3cc1889689de0867296130aaeb71c28_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	a3cc1889689de0867296130aaeb71c28_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1812 set thread context of 3572	1812	a3cc1889689de0867296130aaeb71c28_JaffaCakes118.exe	85

Program crash 2 IoCs

pid	pid_target	Process	procid_target
1352	3572	WerFault.exe	85
3244	3572	WerFault.exe	85

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3572	a3cc1889689de0867296130aaeb71c28_JaffaCakes118.exe
3572	a3cc1889689de0867296130aaeb71c28_JaffaCakes118.exe
3572	a3cc1889689de0867296130aaeb71c28_JaffaCakes118.exe
3572	a3cc1889689de0867296130aaeb71c28_JaffaCakes118.exe
3572	a3cc1889689de0867296130aaeb71c28_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1812 wrote to memory of 3572	1812	a3cc1889689de0867296130aaeb71c28_JaffaCakes118.exe	85
PID 1812 wrote to memory of 3572	1812	a3cc1889689de0867296130aaeb71c28_JaffaCakes118.exe	85
PID 1812 wrote to memory of 3572	1812	a3cc1889689de0867296130aaeb71c28_JaffaCakes118.exe	85
PID 1812 wrote to memory of 3572	1812	a3cc1889689de0867296130aaeb71c28_JaffaCakes118.exe	85
PID 1812 wrote to memory of 3572	1812	a3cc1889689de0867296130aaeb71c28_JaffaCakes118.exe	85
PID 1812 wrote to memory of 3572	1812	a3cc1889689de0867296130aaeb71c28_JaffaCakes118.exe	85
PID 1812 wrote to memory of 3572	1812	a3cc1889689de0867296130aaeb71c28_JaffaCakes118.exe	85
PID 1812 wrote to memory of 3572	1812	a3cc1889689de0867296130aaeb71c28_JaffaCakes118.exe	85
PID 1812 wrote to memory of 3572	1812	a3cc1889689de0867296130aaeb71c28_JaffaCakes118.exe	85
PID 1812 wrote to memory of 3572	1812	a3cc1889689de0867296130aaeb71c28_JaffaCakes118.exe	85

C:\Users\Admin\AppData\Local\Temp\a3cc1889689de0867296130aaeb71c28_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a3cc1889689de0867296130aaeb71c28_JaffaCakes118.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1812
- C:\Users\Admin\AppData\Local\Temp\a3cc1889689de0867296130aaeb71c28_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\a3cc1889689de0867296130aaeb71c28_JaffaCakes118.exe" Track="0001000000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:3572
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3572 -s 2032
    3⤵
    - Program crash
    PID:3244
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3572 -s 2084
    3⤵
    - Program crash
    PID:1352

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3572 -ip 3572
1⤵
PID:540

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 3572 -ip 3572
1⤵
PID:1976

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/3572-1-0x0000000000400000-0x00000000004F8000-memory.dmp

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memory/3572-2-0x0000000000400000-0x00000000004F8000-memory.dmp

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memory/3572-3-0x0000000000400000-0x00000000004F8000-memory.dmp

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memory/3572-4-0x0000000000400000-0x00000000004F8000-memory.dmp

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memory/3572-5-0x0000000000400000-0x00000000004F8000-memory.dmp

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memory/3572-6-0x0000000000400000-0x00000000004F8000-memory.dmp

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memory/3572-7-0x0000000000400000-0x00000000004F8000-memory.dmp

Download

memory/3572-8-0x0000000000400000-0x00000000004F8000-memory.dmp

Download

memory/3572-12-0x0000000000400000-0x00000000004F8000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads