c44f01a0f0bc20de32bc3b2d4a42f37eebac5e83d627f16a34ed1eaeb193fef6

Analysis

max time kernel
95s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19/09/2024, 03:47

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

ea875094ad1c48681bfb09c8eeb99447_JaffaCakes118.exe
Size

1.7MB
MD5

ea875094ad1c48681bfb09c8eeb99447
SHA1

4855c721d1e8a3df7a53d8c8ce586b76595d4191
SHA256

c44f01a0f0bc20de32bc3b2d4a42f37eebac5e83d627f16a34ed1eaeb193fef6
SHA512

1aaa9d36cf19b53eac480b88bbd49ea9ac0f054dd3e90324ca7ed3fd9dc96697cc4fc9ed932f9c518a797a8f5294e64eda1aae169489b1d9b9d21d8b2b06e7a8
SSDEEP

24576:eMFYGY9+9d/G7P9lkQ/exnzGn4dLsUvqkaT+0BpCCh+PDedNdUhZuIBWc7AXc:KN26FOnzGn6LJvqkwnpC+mWd6uIcc7h

Score

7^/10

discovery upx

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Control Panel\International\Geo\Nation	ea875094ad1c48681bfb09c8eeb99447_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
4708	irsetup.exe

Loads dropped DLL 1 IoCs

pid	Process
4708	irsetup.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x0007000000023447-5.dat	upx
behavioral2/memory/4708-12-0x0000000000400000-0x00000000007CB000-memory.dmp	upx
behavioral2/memory/4708-29-0x0000000000400000-0x00000000007CB000-memory.dmp	upx

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
10	pastebin.com
12	pastebin.com

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 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	ea875094ad1c48681bfb09c8eeb99447_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	irsetup.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
4708	irsetup.exe
4708	irsetup.exe
4708	irsetup.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4888 wrote to memory of 4708	4888	ea875094ad1c48681bfb09c8eeb99447_JaffaCakes118.exe	82
PID 4888 wrote to memory of 4708	4888	ea875094ad1c48681bfb09c8eeb99447_JaffaCakes118.exe	82
PID 4888 wrote to memory of 4708	4888	ea875094ad1c48681bfb09c8eeb99447_JaffaCakes118.exe	82

C:\Users\Admin\AppData\Local\Temp\ea875094ad1c48681bfb09c8eeb99447_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ea875094ad1c48681bfb09c8eeb99447_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4888
- 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:1741682 "__IRAFN:C:\Users\Admin\AppData\Local\Temp\ea875094ad1c48681bfb09c8eeb99447_JaffaCakes118.exe" "__IRCT:3" "__IRTSS:0" "__IRSID:S-1-5-21-1194130065-3471212556-1656947724-1000"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:4708

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

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

Filesize
1.3MB

MD5
dec931e86140139380ea0df57cd132b6

SHA1
b717fd548382064189c16cb94dda28b1967a5712

SHA256
5ffd4b20dccfb84c8890abdb780184a7651e760aefba4ab0c6fba5b2a81f97d9

SHA512
14d594e88c4a1f0ec8bc1b4fe2d66e26358f907b1106c047ada35d500ca9e608f1ce5a57599453cf10f11f4d9f1948ced9056ce8bd944b16eca7e9b83e8b27af

Download Submit
C:\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/4708-12-0x0000000000400000-0x00000000007CB000-memory.dmp

Filesize
3.8MB

Download
memory/4708-29-0x0000000000400000-0x00000000007CB000-memory.dmp

Filesize
3.8MB

Download