5275512f28825aea54bdcda63d3655164432af7f5a20d7eac0f308ab9425ee74

Analysis

max time kernel
141s
max time network
124s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
10/05/2024, 12:15

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

2f0bc7ecb1b6be6c0f7b404480d42f2a_JaffaCakes118.exe
Size

30.8MB
MD5

2f0bc7ecb1b6be6c0f7b404480d42f2a
SHA1

2f27683eb4a98284d1b3074d42be69611e4a6e64
SHA256

5275512f28825aea54bdcda63d3655164432af7f5a20d7eac0f308ab9425ee74
SHA512

375b6a546357e681ab45ffe5d28cfc48ad29387f00a4930d08d83d7c58e373d48039657f97f86d7e36e61b007205e70bee82cd5ab564a1d9676cbf1fa2d4a389
SSDEEP

786432:KFRA/ea2hPfEB0/a0T3ODCtVjw6x9MCQT1lE0FGf:cffEB0y06DCbx9MFlK

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1960	irsetup.exe

Loads dropped DLL 5 IoCs

pid	Process
1976	2f0bc7ecb1b6be6c0f7b404480d42f2a_JaffaCakes118.exe
1976	2f0bc7ecb1b6be6c0f7b404480d42f2a_JaffaCakes118.exe
1976	2f0bc7ecb1b6be6c0f7b404480d42f2a_JaffaCakes118.exe
1976	2f0bc7ecb1b6be6c0f7b404480d42f2a_JaffaCakes118.exe
1960	irsetup.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x0037000000014712-3.dat	upx
behavioral1/memory/1960-27-0x0000000000400000-0x00000000007CB000-memory.dmp	upx
behavioral1/memory/1960-30-0x0000000000400000-0x00000000007CB000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\CMS Setup Log.txt	irsetup.exe

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

System Information Discovery
T1082

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1960	irsetup.exe
1960	irsetup.exe
1960	irsetup.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1976 wrote to memory of 1960	1976	2f0bc7ecb1b6be6c0f7b404480d42f2a_JaffaCakes118.exe	28
PID 1976 wrote to memory of 1960	1976	2f0bc7ecb1b6be6c0f7b404480d42f2a_JaffaCakes118.exe	28
PID 1976 wrote to memory of 1960	1976	2f0bc7ecb1b6be6c0f7b404480d42f2a_JaffaCakes118.exe	28
PID 1976 wrote to memory of 1960	1976	2f0bc7ecb1b6be6c0f7b404480d42f2a_JaffaCakes118.exe	28
PID 1976 wrote to memory of 1960	1976	2f0bc7ecb1b6be6c0f7b404480d42f2a_JaffaCakes118.exe	28
PID 1976 wrote to memory of 1960	1976	2f0bc7ecb1b6be6c0f7b404480d42f2a_JaffaCakes118.exe	28
PID 1976 wrote to memory of 1960	1976	2f0bc7ecb1b6be6c0f7b404480d42f2a_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\2f0bc7ecb1b6be6c0f7b404480d42f2a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2f0bc7ecb1b6be6c0f7b404480d42f2a_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1976
- C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe
  "C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe" __IRAOFF:1742194 "__IRAFN:C:\Users\Admin\AppData\Local\Temp\2f0bc7ecb1b6be6c0f7b404480d42f2a_JaffaCakes118.exe" "__IRCT:0" "__IRTSS:0" "__IRSID:S-1-5-21-3452737119-3959686427-228443150-1000"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in Program Files directory
  - Suspicious use of SetWindowsHookEx
  PID:1960

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe

Filesize
1.3MB

MD5
dec931e86140139380ea0df57cd132b6

SHA1
b717fd548382064189c16cb94dda28b1967a5712

SHA256
5ffd4b20dccfb84c8890abdb780184a7651e760aefba4ab0c6fba5b2a81f97d9

SHA512
14d594e88c4a1f0ec8bc1b4fe2d66e26358f907b1106c047ada35d500ca9e608f1ce5a57599453cf10f11f4d9f1948ced9056ce8bd944b16eca7e9b83e8b27af

Download Submit
\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\lua5.1.dll

Filesize
318KB

MD5
b5fc476c1bf08d5161346cc7dd4cb0ba

SHA1
280fac9cf711d93c95f6b80ac97d89cf5853c096

SHA256
12cb9b8f59c00ef40ea8f28bfc59a29f12dc28332bf44b1a5d8d6a8823365650

SHA512
17fa97f399287b941e958d2d42fe6adb62700b01d9dbe0c824604e8e06d903b330f9d7d8ffb109bfb7f6742f46e7e9cedad6981f0d94d629b8402d0a0174f697

Download Submit
memory/1960-27-0x0000000000400000-0x00000000007CB000-memory.dmp

Filesize
3.8MB

Download
memory/1960-30-0x0000000000400000-0x00000000007CB000-memory.dmp

Filesize
3.8MB

Download
memory/1976-14-0x0000000003380000-0x000000000374B000-memory.dmp

Filesize
3.8MB

Download
memory/1976-18-0x0000000003380000-0x000000000374B000-memory.dmp

Filesize
3.8MB

Download
memory/1976-22-0x0000000003380000-0x000000000374B000-memory.dmp

Filesize
3.8MB

Download
memory/1976-32-0x0000000003380000-0x000000000374B000-memory.dmp

Filesize
3.8MB

Download