eda3d2b6ce6864b4c3a324ae25678c52ef2ef6dcfddf85dac23439d29c6f0b29

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
04/10/2024, 23:38

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General

Target

155490b92e6977e9f24eabba24fc9512_JaffaCakes118.exe
Size

415KB
MD5

155490b92e6977e9f24eabba24fc9512
SHA1

a567b0b88008d519d8410a3e0839c356df1e3526
SHA256

eda3d2b6ce6864b4c3a324ae25678c52ef2ef6dcfddf85dac23439d29c6f0b29
SHA512

20407bf36e9f3475520c0865a4457e280064be4343fe05477b0e1f95f781b7a9007aa4191e13f19e4ecf4d8345c04b628193499b6bfb1a8d8e8180cc120ab796
SSDEEP

12288:HHLUMuiv9RgfSjAzRtyb5Ml5foxdvN3LZA:btARyn1ZA

Score

7^/10

discovery upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
3892	server.exe
988	server.exe

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/4900-13-0x0000000000400000-0x00000000004AC000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3892 set thread context of 988	3892	server.exe	83

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4900-0-0x0000000000400000-0x00000000004AC000-memory.dmp	upx
behavioral2/files/0x000800000002342a-5.dat	upx
behavioral2/memory/3892-11-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4900-13-0x0000000000400000-0x00000000004AC000-memory.dmp	upx
behavioral2/memory/3892-20-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	155490b92e6977e9f24eabba24fc9512_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	server.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	server.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
4900	155490b92e6977e9f24eabba24fc9512_JaffaCakes118.exe
4900	155490b92e6977e9f24eabba24fc9512_JaffaCakes118.exe
4900	155490b92e6977e9f24eabba24fc9512_JaffaCakes118.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
4900	155490b92e6977e9f24eabba24fc9512_JaffaCakes118.exe
4900	155490b92e6977e9f24eabba24fc9512_JaffaCakes118.exe
4900	155490b92e6977e9f24eabba24fc9512_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
3892	server.exe
988	server.exe
988	server.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4900 wrote to memory of 3892	4900	155490b92e6977e9f24eabba24fc9512_JaffaCakes118.exe	82
PID 4900 wrote to memory of 3892	4900	155490b92e6977e9f24eabba24fc9512_JaffaCakes118.exe	82
PID 4900 wrote to memory of 3892	4900	155490b92e6977e9f24eabba24fc9512_JaffaCakes118.exe	82
PID 3892 wrote to memory of 988	3892	server.exe	83
PID 3892 wrote to memory of 988	3892	server.exe	83
PID 3892 wrote to memory of 988	3892	server.exe	83
PID 3892 wrote to memory of 988	3892	server.exe	83
PID 3892 wrote to memory of 988	3892	server.exe	83
PID 3892 wrote to memory of 988	3892	server.exe	83
PID 3892 wrote to memory of 988	3892	server.exe	83
PID 3892 wrote to memory of 988	3892	server.exe	83

C:\Users\Admin\AppData\Local\Temp\155490b92e6977e9f24eabba24fc9512_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\155490b92e6977e9f24eabba24fc9512_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4900
- C:\Users\Admin\AppData\Local\Temp\server.exe
  C:\Users\Admin\AppData\Local\Temp/server.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3892
- - C:\Users\Admin\AppData\Local\Temp\server.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    PID:988

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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

C:\Users\Admin\AppData\Local\Temp\aut85D9.tmp

Filesize
156KB

MD5
e8e5fad5f5a49ea320ba95ffc4cdd9d1

SHA1
4aa775983cbec4495cda842e78d42f829cbcb5d9

SHA256
ac94c4cbf789ae1a987e1b1d337966afb8d92fa0c7bc813069d183223f1dcaa3

SHA512
276397564a8636784ace1e74fc27e83aca09d43a446ba26cf17b9ab6d9fc74f8f41ccc6266d324968d21542ff073e576f8d6770e46a1b3d2c7968d8985d8abff

Download Submit
memory/988-16-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/988-19-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/988-24-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/3892-11-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3892-20-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4900-0-0x0000000000400000-0x00000000004AC000-memory.dmp

Filesize
688KB

Download
memory/4900-13-0x0000000000400000-0x00000000004AC000-memory.dmp

Filesize
688KB

Download