2aa4d8f845f2b68b0768b796407167a0fed749bfe9d9ac169a4ac38cad5c877d

Analysis

max time kernel
139s
max time network
130s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19/08/2024, 18:03

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General

Target

ac05bc737f9bb70e4b8239cf287ca0b9_JaffaCakes118.exe
Size

24KB
MD5

ac05bc737f9bb70e4b8239cf287ca0b9
SHA1

c7bf5b92fc13e45fa182e3c711e2f36372022a63
SHA256

2aa4d8f845f2b68b0768b796407167a0fed749bfe9d9ac169a4ac38cad5c877d
SHA512

8d1e80166af7feaa31fca71b97122289d7d0e249d160cfe22e0d2a04cd23929ce714ddd11e15696bc43da2c69ecd67d699a18276dbf1622547c24f1dab1b4b9f
SSDEEP

384:eErK3g4daihtPWIKWBN76Ea8OJ7+up6E2tGmUIl6ffoyaNPAeUcYUVZr7eMMxdri:e04daiOPMlpypF6E2t/DNjAeUcYUVZ3f

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2328	frmwrk.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\frmwrk.exe	ac05bc737f9bb70e4b8239cf287ca0b9_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\frmwrk.exe	ac05bc737f9bb70e4b8239cf287ca0b9_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\frmwrk.exe	frmwrk.exe
File opened for modification	C:\Windows\SysWOW64\uniq.tll	frmwrk.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	ac05bc737f9bb70e4b8239cf287ca0b9_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	frmwrk.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2580 wrote to memory of 2328	2580	ac05bc737f9bb70e4b8239cf287ca0b9_JaffaCakes118.exe	87
PID 2580 wrote to memory of 2328	2580	ac05bc737f9bb70e4b8239cf287ca0b9_JaffaCakes118.exe	87
PID 2580 wrote to memory of 2328	2580	ac05bc737f9bb70e4b8239cf287ca0b9_JaffaCakes118.exe	87

C:\Users\Admin\AppData\Local\Temp\ac05bc737f9bb70e4b8239cf287ca0b9_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ac05bc737f9bb70e4b8239cf287ca0b9_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2580
- C:\Windows\SysWOW64\frmwrk.exe
  C:\Windows\system32\frmwrk.exe
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  PID:2328

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

Replay Monitor

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Downloads

C:\Windows\SysWOW64\frmwrk.exe

Filesize
24KB

MD5
ac05bc737f9bb70e4b8239cf287ca0b9

SHA1
c7bf5b92fc13e45fa182e3c711e2f36372022a63

SHA256
2aa4d8f845f2b68b0768b796407167a0fed749bfe9d9ac169a4ac38cad5c877d

SHA512
8d1e80166af7feaa31fca71b97122289d7d0e249d160cfe22e0d2a04cd23929ce714ddd11e15696bc43da2c69ecd67d699a18276dbf1622547c24f1dab1b4b9f

Download Submit
memory/2328-7-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2328-8-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2580-0-0x00000000001C0000-0x00000000001F5000-memory.dmp

Filesize
212KB

Download
memory/2580-1-0x0000000000401000-0x0000000000405000-memory.dmp

Filesize
16KB

Download
memory/2580-5-0x00000000001C0000-0x00000000001F5000-memory.dmp

Filesize
212KB

Download