aac6c85401bcfb44137ea2ffb6b2b5148b579cbe36b7f32bf5dd3ef703c29058

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
12/08/2024, 02:39

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General

Target

8cfd92932b2f0747572f000c62cbf087_JaffaCakes118.exe
Size

131KB
MD5

8cfd92932b2f0747572f000c62cbf087
SHA1

02498ff8a932a6965c443af371329c7ceebafa95
SHA256

aac6c85401bcfb44137ea2ffb6b2b5148b579cbe36b7f32bf5dd3ef703c29058
SHA512

4d75cffb6e511bd5842cc8ef44b595bb9063d682834f285ffd467198c7b004720042ce01aa9510c88997396692aa994e560b57ad5917181864260fee724cc223
SSDEEP

3072:twhcBpYnePHEzOfCwE0aQjy/ingENd5YK:twIpYiEaLE1Q2ifb5YK

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\VideoBiosVersion	8cfd92932b2f0747572f000c62cbf087_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	svchost.exe

Deletes itself 1 IoCs

pid	Process
2848	cmd.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2796 set thread context of 2672	2796	8cfd92932b2f0747572f000c62cbf087_JaffaCakes118.exe	31

System Location Discovery: System Language Discovery 1 TTPs 3 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	8cfd92932b2f0747572f000c62cbf087_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2796	8cfd92932b2f0747572f000c62cbf087_JaffaCakes118.exe
2672	svchost.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2796	8cfd92932b2f0747572f000c62cbf087_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2796 wrote to memory of 2672	2796	8cfd92932b2f0747572f000c62cbf087_JaffaCakes118.exe	31
PID 2796 wrote to memory of 2672	2796	8cfd92932b2f0747572f000c62cbf087_JaffaCakes118.exe	31
PID 2796 wrote to memory of 2672	2796	8cfd92932b2f0747572f000c62cbf087_JaffaCakes118.exe	31
PID 2796 wrote to memory of 2672	2796	8cfd92932b2f0747572f000c62cbf087_JaffaCakes118.exe	31
PID 2796 wrote to memory of 2672	2796	8cfd92932b2f0747572f000c62cbf087_JaffaCakes118.exe	31
PID 2796 wrote to memory of 2672	2796	8cfd92932b2f0747572f000c62cbf087_JaffaCakes118.exe	31
PID 2672 wrote to memory of 2848	2672	svchost.exe	32
PID 2672 wrote to memory of 2848	2672	svchost.exe	32
PID 2672 wrote to memory of 2848	2672	svchost.exe	32
PID 2672 wrote to memory of 2848	2672	svchost.exe	32

C:\Users\Admin\AppData\Local\Temp\8cfd92932b2f0747572f000c62cbf087_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8cfd92932b2f0747572f000c62cbf087_JaffaCakes118.exe"
1⤵
- Checks BIOS information in registry
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2796
- C:\Windows\SysWOW64\svchost.exe
  "C:\Windows\system32\svchost.exe"
  2⤵
  - Checks BIOS information in registry
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2672
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /q /c for /l %i in (1, 1, 4000000000) do if not exist "C:\Users\Admin\AppData\Local\Temp\8cfd92932b2f0747572f000c62cbf087_JaffaCakes118.exe" (exit) else (del /f "C:\Users\Admin\AppData\Local\Temp\8cfd92932b2f0747572f000c62cbf087_JaffaCakes118.exe")
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:2848

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

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Downloads

memory/2672-3-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/2672-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2672-11-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/2672-8-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/2796-0-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/2796-2-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/2796-1-0x0000000000401000-0x0000000000402000-memory.dmp

Filesize
4KB

Download
memory/2796-4-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download