8586dd4c94fa9f5c113c11c12c289321a3f9bdff99ab09132343155b637140db

Analysis

max time kernel
150s
max time network
129s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
28/06/2024, 09:13

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General

Target

19941092c00fe2083d3615e6b248188b_JaffaCakes118.exe
Size

26KB
MD5

19941092c00fe2083d3615e6b248188b
SHA1

b026ac662b6e564a802f4b5b4e77271b6e892d56
SHA256

8586dd4c94fa9f5c113c11c12c289321a3f9bdff99ab09132343155b637140db
SHA512

be9f5d86ac1c3a887d10333ae0f7506be4b32c8ce4dd0f82286faed553aa6e27accac2c0158b27cbf88b359c3477ea555d52deab26b527a23f0c3d67f329cd63
SSDEEP

384:5VgAFfec5YzWUIN5JJO7ocuDg+nUHJg0tx0/PUxS20:QMWqYzpITPAKuHJg070Ux

Score

7^/10

persistence 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-1-5-21-3665033694-1447845302-680750983-1000\Control Panel\International\Geo\Nation	19941092c00fe2083d3615e6b248188b_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
3544	winlogon.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4880-23-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4880-25-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4880-26-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4880-29-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3665033694-1447845302-680750983-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Logon Applicationedc = "C:\\Users\\Admin\\winlogon.exe"	svchost.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3544 set thread context of 4880	3544	winlogon.exe	94

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
300	19941092c00fe2083d3615e6b248188b_JaffaCakes118.exe
3544	winlogon.exe
4880	svchost.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 300 wrote to memory of 3544	300	19941092c00fe2083d3615e6b248188b_JaffaCakes118.exe	93
PID 300 wrote to memory of 3544	300	19941092c00fe2083d3615e6b248188b_JaffaCakes118.exe	93
PID 300 wrote to memory of 3544	300	19941092c00fe2083d3615e6b248188b_JaffaCakes118.exe	93
PID 3544 wrote to memory of 4880	3544	winlogon.exe	94
PID 3544 wrote to memory of 4880	3544	winlogon.exe	94
PID 3544 wrote to memory of 4880	3544	winlogon.exe	94
PID 3544 wrote to memory of 4880	3544	winlogon.exe	94
PID 3544 wrote to memory of 4880	3544	winlogon.exe	94
PID 3544 wrote to memory of 4880	3544	winlogon.exe	94
PID 3544 wrote to memory of 4880	3544	winlogon.exe	94
PID 3544 wrote to memory of 4880	3544	winlogon.exe	94

C:\Users\Admin\AppData\Local\Temp\19941092c00fe2083d3615e6b248188b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\19941092c00fe2083d3615e6b248188b_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:300
- C:\Users\Admin\winlogon.exe
  "C:\Users\Admin\winlogon.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3544
- - C:\Windows\SysWOW64\svchost.exe
    C:\Windows\system32\svchost.exe
    3⤵
    - Adds Run key to start application
    - Suspicious use of SetWindowsHookEx
    PID:4880

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=3924,i,10925946972013221578,8820669985803190952,262144 --variations-seed-version --mojo-platform-channel-handle=4256 /prefetch:8
1⤵
PID:1592

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\winlogon.exe

Filesize
26KB

MD5
19941092c00fe2083d3615e6b248188b

SHA1
b026ac662b6e564a802f4b5b4e77271b6e892d56

SHA256
8586dd4c94fa9f5c113c11c12c289321a3f9bdff99ab09132343155b637140db

SHA512
be9f5d86ac1c3a887d10333ae0f7506be4b32c8ce4dd0f82286faed553aa6e27accac2c0158b27cbf88b359c3477ea555d52deab26b527a23f0c3d67f329cd63

Download Submit
memory/4880-23-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4880-25-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4880-26-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4880-29-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads