1f9fe1bfa73131148462d7b303db3ce8be77dc89b8bdf464322f93ce7d2e14c8

Analysis

max time kernel
148s
max time network
148s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
18/08/2024, 11:45

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General

Target

a6a5f5cc8534e70483f64e8523a6202c_JaffaCakes118.exe
Size

47KB
MD5

a6a5f5cc8534e70483f64e8523a6202c
SHA1

359ef83922ccebbc7369fa751dbc48c1e8e4ad94
SHA256

1f9fe1bfa73131148462d7b303db3ce8be77dc89b8bdf464322f93ce7d2e14c8
SHA512

fa2d8fb7f0f2ad487b58c411006a5b0cd8ddad82f44f38e8d73f57723758206c399f6b9e81d24e6e32ab4c4faa6fa22a2edd8097b3de9452c0f5925f5698d20b
SSDEEP

768:K/9id9c8/lHecCscvh7dcvceLs+xAeyHhLfyBS19rQ9W6Me7bi4:S0LHe9s2hjeFOtBL6I/rSW6VX

Score

7^/10

discovery

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2080	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
1676	pybejsnk.exe

Loads dropped DLL 2 IoCs

pid	Process
3000	a6a5f5cc8534e70483f64e8523a6202c_JaffaCakes118.exe
3000	a6a5f5cc8534e70483f64e8523a6202c_JaffaCakes118.exe

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	a6a5f5cc8534e70483f64e8523a6202c_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	pybejsnk.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
3000	a6a5f5cc8534e70483f64e8523a6202c_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3000 wrote to memory of 1676	3000	a6a5f5cc8534e70483f64e8523a6202c_JaffaCakes118.exe	31
PID 3000 wrote to memory of 1676	3000	a6a5f5cc8534e70483f64e8523a6202c_JaffaCakes118.exe	31
PID 3000 wrote to memory of 1676	3000	a6a5f5cc8534e70483f64e8523a6202c_JaffaCakes118.exe	31
PID 3000 wrote to memory of 1676	3000	a6a5f5cc8534e70483f64e8523a6202c_JaffaCakes118.exe	31
PID 3000 wrote to memory of 2080	3000	a6a5f5cc8534e70483f64e8523a6202c_JaffaCakes118.exe	32
PID 3000 wrote to memory of 2080	3000	a6a5f5cc8534e70483f64e8523a6202c_JaffaCakes118.exe	32
PID 3000 wrote to memory of 2080	3000	a6a5f5cc8534e70483f64e8523a6202c_JaffaCakes118.exe	32
PID 3000 wrote to memory of 2080	3000	a6a5f5cc8534e70483f64e8523a6202c_JaffaCakes118.exe	32

C:\Users\Admin\AppData\Local\Temp\a6a5f5cc8534e70483f64e8523a6202c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a6a5f5cc8534e70483f64e8523a6202c_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:3000
- C:\ProgramData\ryfqvgra\pybejsnk.exe
  C:\ProgramData\ryfqvgra\pybejsnk.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1676
- C:\Windows\SysWOW64\cmd.exe
  /c del /f C:\Users\Admin\AppData\Local\Temp\A6A5F5~1.EXE.bak >> NUL
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2080

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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

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Downloads

\ProgramData\ryfqvgra\pybejsnk.exe

Filesize
47KB

MD5
a6a5f5cc8534e70483f64e8523a6202c

SHA1
359ef83922ccebbc7369fa751dbc48c1e8e4ad94

SHA256
1f9fe1bfa73131148462d7b303db3ce8be77dc89b8bdf464322f93ce7d2e14c8

SHA512
fa2d8fb7f0f2ad487b58c411006a5b0cd8ddad82f44f38e8d73f57723758206c399f6b9e81d24e6e32ab4c4faa6fa22a2edd8097b3de9452c0f5925f5698d20b

Download Submit
memory/3000-8-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download