c2c68d9096be9b5a086af7daf7ffab8addc2f79fd09ed5c444ea071ccfb08b52

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
20-08-2024 22:08

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General

Target

b107352be4f416001ec9a38de5a6707a_JaffaCakes118.exe
Size

2.3MB
MD5

b107352be4f416001ec9a38de5a6707a
SHA1

824657b54b36d2f82133726e83eeeeccb22b0954
SHA256

c2c68d9096be9b5a086af7daf7ffab8addc2f79fd09ed5c444ea071ccfb08b52
SHA512

28d55949445e3ff5b51dac6c6dfdac4aa1e2aee8f65420cc0510f9cb9c446c6f3ba9718cfb37b055febaefe3ee622153def919b7387683b3491a33ebf824fdb6
SSDEEP

49152:c9EA2uTb5zUg//NnbNlmXvNYVKna/fRxFSqQ5moJcWwaSu54f:xkTbdR/LMvNeKaETQ

Score

7^/10

discovery evasion themida

Malware Config

Signatures

Identifies Wine through registry keys 2 TTPs 1 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000\Software\Wine	b107352be4f416001ec9a38de5a6707a_JaffaCakes118.exe

Themida packer 3 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral1/memory/2344-0-0x0000000000400000-0x0000000000654000-memory.dmp	themida
behavioral1/memory/2344-6-0x0000000000400000-0x0000000000654000-memory.dmp	themida
behavioral1/memory/2344-16-0x0000000000400000-0x0000000000654000-memory.dmp	themida

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	b107352be4f416001ec9a38de5a6707a_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2344	b107352be4f416001ec9a38de5a6707a_JaffaCakes118.exe
2344	b107352be4f416001ec9a38de5a6707a_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2344 wrote to memory of 1256	2344	b107352be4f416001ec9a38de5a6707a_JaffaCakes118.exe	21
PID 2344 wrote to memory of 1256	2344	b107352be4f416001ec9a38de5a6707a_JaffaCakes118.exe	21
PID 2344 wrote to memory of 1256	2344	b107352be4f416001ec9a38de5a6707a_JaffaCakes118.exe	21
PID 2344 wrote to memory of 1256	2344	b107352be4f416001ec9a38de5a6707a_JaffaCakes118.exe	21

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1256
- C:\Users\Admin\AppData\Local\Temp\b107352be4f416001ec9a38de5a6707a_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\b107352be4f416001ec9a38de5a6707a_JaffaCakes118.exe"
  2⤵
  - Identifies Wine through registry keys
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2344

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1256-3-0x000000007FFF0000-0x000000007FFF7000-memory.dmp

Filesize
28KB

Download
memory/1256-7-0x000000007EFD0000-0x000000007EFD1000-memory.dmp

Filesize
4KB

Download
memory/2344-0-0x0000000000400000-0x0000000000654000-memory.dmp

Filesize
2.3MB

Download
memory/2344-1-0x0000000000401000-0x0000000000408000-memory.dmp

Filesize
28KB

Download
memory/2344-6-0x0000000000400000-0x0000000000654000-memory.dmp

Filesize
2.3MB

Download
memory/2344-17-0x0000000000401000-0x0000000000408000-memory.dmp

Filesize
28KB

Download
memory/2344-16-0x0000000000400000-0x0000000000654000-memory.dmp

Filesize
2.3MB

Download