94142545a37248ce7c7770d447e17b0e002d395210a1e9845926c5c00dd0cf16

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
27-01-2025 00:09

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General

Target

JaffaCakes118_3a557d150e6b48343d2f15279339f32e.exe
Size

702KB
MD5

3a557d150e6b48343d2f15279339f32e
SHA1

a176f5e4f5a40947a499b39e71de8e65d0299021
SHA256

94142545a37248ce7c7770d447e17b0e002d395210a1e9845926c5c00dd0cf16
SHA512

444c7139f2a198e83e5747bfaed84377183538e963c1b1bcb78ac006fe0dbbb622b23fe95f3ec39b5147304e2f3c95c64a8d47cc564604ad32af10510f5c6c74
SSDEEP

12288:jZx6Nt8TyctWdD9jxwyck32hg0fElpAvVT+74cIFOo/yO3gjn0qaWjOzvkzlvCIS:Ipj2cCRSBC7LvzR

Score

7^/10

discovery upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2004	vbc.exe

Loads dropped DLL 1 IoCs

pid	Process
1936	JaffaCakes118_3a557d150e6b48343d2f15279339f32e.exe

Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1936 set thread context of 2004	1936	JaffaCakes118_3a557d150e6b48343d2f15279339f32e.exe	30

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2004-23-0x0000000000400000-0x00000000004E8000-memory.dmp	upx
behavioral1/memory/2004-15-0x0000000000400000-0x00000000004E8000-memory.dmp	upx
behavioral1/memory/2004-11-0x0000000000400000-0x00000000004E8000-memory.dmp	upx
behavioral1/memory/2004-9-0x0000000000400000-0x00000000004E8000-memory.dmp	upx

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	JaffaCakes118_3a557d150e6b48343d2f15279339f32e.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1936 wrote to memory of 2004	1936	JaffaCakes118_3a557d150e6b48343d2f15279339f32e.exe	30
PID 1936 wrote to memory of 2004	1936	JaffaCakes118_3a557d150e6b48343d2f15279339f32e.exe	30
PID 1936 wrote to memory of 2004	1936	JaffaCakes118_3a557d150e6b48343d2f15279339f32e.exe	30
PID 1936 wrote to memory of 2004	1936	JaffaCakes118_3a557d150e6b48343d2f15279339f32e.exe	30
PID 1936 wrote to memory of 2004	1936	JaffaCakes118_3a557d150e6b48343d2f15279339f32e.exe	30
PID 1936 wrote to memory of 2004	1936	JaffaCakes118_3a557d150e6b48343d2f15279339f32e.exe	30
PID 1936 wrote to memory of 2004	1936	JaffaCakes118_3a557d150e6b48343d2f15279339f32e.exe	30
PID 1936 wrote to memory of 2004	1936	JaffaCakes118_3a557d150e6b48343d2f15279339f32e.exe	30
PID 1936 wrote to memory of 2004	1936	JaffaCakes118_3a557d150e6b48343d2f15279339f32e.exe	30
PID 1936 wrote to memory of 2004	1936	JaffaCakes118_3a557d150e6b48343d2f15279339f32e.exe	30

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3a557d150e6b48343d2f15279339f32e.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3a557d150e6b48343d2f15279339f32e.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1936
- C:\Users\Admin\AppData\Local\Temp\vbc.exe
  C:\Users\Admin\AppData\Local\Temp\vbc.exe
  2⤵
  - Executes dropped EXE
  PID:2004

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\vbc.exe

Filesize
1.1MB

MD5
34aa912defa18c2c129f1e09d75c1d7e

SHA1
9c3046324657505a30ecd9b1fdb46c05bde7d470

SHA256
6df94b7fa33f1b87142adc39b3db0613fc520d9e7a5fd6a5301dd7f51f8d0386

SHA512
d1ea9368f5d7166180612fd763c87afb647d088498887961f5e7fb0a10f4a808bd5928e8a3666d70ff794093c51ecca8816f75dd47652fd4eb23dce7f9aa1f98

Download Submit
memory/1936-0-0x0000000074AB1000-0x0000000074AB2000-memory.dmp

Filesize
4KB

Download
memory/1936-1-0x0000000074AB0000-0x000000007505B000-memory.dmp

Filesize
5.7MB

Download
memory/1936-2-0x0000000074AB0000-0x000000007505B000-memory.dmp

Filesize
5.7MB

Download
memory/1936-24-0x0000000074AB0000-0x000000007505B000-memory.dmp

Filesize
5.7MB

Download
memory/2004-8-0x0000000000400000-0x00000000004E8000-memory.dmp

Filesize
928KB

Download
memory/2004-23-0x0000000000400000-0x00000000004E8000-memory.dmp

Filesize
928KB

Download
memory/2004-17-0x0000000000010000-0x0000000000011000-memory.dmp

Filesize
4KB

Download
memory/2004-15-0x0000000000400000-0x00000000004E8000-memory.dmp

Filesize
928KB

Download
memory/2004-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2004-11-0x0000000000400000-0x00000000004E8000-memory.dmp

Filesize
928KB

Download
memory/2004-9-0x0000000000400000-0x00000000004E8000-memory.dmp

Filesize
928KB

Download