3f5cb8d761b60f3d3c9086c638053395cc9340a7882c8552c3d9836a59d73e3f

Analysis

max time kernel
122s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
22-08-2024 15:38

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

b831ab994c173e02bd6e17c53efcc845_JaffaCakes118.exe
Size

756KB
MD5

b831ab994c173e02bd6e17c53efcc845
SHA1

dfb5fff0ceb9484e6d502354fc28bfecd97d72fc
SHA256

3f5cb8d761b60f3d3c9086c638053395cc9340a7882c8552c3d9836a59d73e3f
SHA512

aa79c2c20b72d9efb229658e8521d93e40454eeee0793d5965db1edb6b15c4a658b5e3e5a18243da299141afa35cb6677a2a178387280e36f1067ca4fe773dfc
SSDEEP

12288:kxpz4TolPke11PbUcqcyylNoJSKT4Cw5ZqDrqKgA96MmAgjhAZ56fOBFeeA604tP:kxF40pkW1j5LyylNoJSpCi4p96Mu2Z6a

Score

7^/10

discovery

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\SystemBiosDate	b831ab994c173e02bd6e17c53efcc845_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	b831ab994c173e02bd6e17c53efcc845_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4236 set thread context of 1540	4236	b831ab994c173e02bd6e17c53efcc845_JaffaCakes118.exe	85

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b831ab994c173e02bd6e17c53efcc845_JaffaCakes118.exe

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	b831ab994c173e02bd6e17c53efcc845_JaffaCakes118.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ad1524300687u.hnx	b831ab994c173e02bd6e17c53efcc845_JaffaCakes118.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\ad1524300687u.hnx\ = 6912d083c8562216378dd3481c8a9320	b831ab994c173e02bd6e17c53efcc845_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4236	b831ab994c173e02bd6e17c53efcc845_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4236 wrote to memory of 1540	4236	b831ab994c173e02bd6e17c53efcc845_JaffaCakes118.exe	85
PID 4236 wrote to memory of 1540	4236	b831ab994c173e02bd6e17c53efcc845_JaffaCakes118.exe	85
PID 4236 wrote to memory of 1540	4236	b831ab994c173e02bd6e17c53efcc845_JaffaCakes118.exe	85
PID 4236 wrote to memory of 1540	4236	b831ab994c173e02bd6e17c53efcc845_JaffaCakes118.exe	85
PID 4236 wrote to memory of 1540	4236	b831ab994c173e02bd6e17c53efcc845_JaffaCakes118.exe	85
PID 4236 wrote to memory of 1540	4236	b831ab994c173e02bd6e17c53efcc845_JaffaCakes118.exe	85
PID 4236 wrote to memory of 1540	4236	b831ab994c173e02bd6e17c53efcc845_JaffaCakes118.exe	85
PID 4236 wrote to memory of 1540	4236	b831ab994c173e02bd6e17c53efcc845_JaffaCakes118.exe	85

C:\Users\Admin\AppData\Local\Temp\b831ab994c173e02bd6e17c53efcc845_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b831ab994c173e02bd6e17c53efcc845_JaffaCakes118.exe"
1⤵
- Checks BIOS information in registry
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Enumerates system info in registry
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4236
- C:\Users\Admin\AppData\Local\Temp\b831ab994c173e02bd6e17c53efcc845_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\b831ab994c173e02bd6e17c53efcc845_JaffaCakes118.exe
  2⤵
  PID:1540

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1540-10-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/1540-12-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/1540-15-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/1540-16-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/4236-0-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/4236-7-0x0000000000401000-0x0000000000422000-memory.dmp

Filesize
132KB

Download
memory/4236-14-0x0000000000401000-0x0000000000422000-memory.dmp

Filesize
132KB

Download
memory/4236-13-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads