6414f9993f90a81637935cfaa9643aa5f6c20df1cdd4bd6cbf2191ff3593b293

Analysis

max time kernel
143s
max time network
111s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
17/08/2024, 14:07

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General

Target

a2d65aa920a0b46183500e8ac03dd888_JaffaCakes118.exe
Size

228KB
MD5

a2d65aa920a0b46183500e8ac03dd888
SHA1

abfdf05f5732315ea4704fa345b956a49fb286cb
SHA256

6414f9993f90a81637935cfaa9643aa5f6c20df1cdd4bd6cbf2191ff3593b293
SHA512

7a36cae9e7e39775f4184172db5719aa1218c5c512ed81b2e8d3367b092a93e0b074648f490951e866b488dbbb7e57c0b3fd34699670e82133461135f6bcfc9b
SSDEEP

6144:J4lRkAehaKuqT+FjblnpYPWx5U418Lw+dlG:JkWAehJuqT0pYPi5ULdlG

Score

7^/10

discovery

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-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation	a2d65aa920a0b46183500e8ac03dd888_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
3004	smss.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\NetMeeting\netupdate.dll	smss.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4100	3004	WerFault.exe	85

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	a2d65aa920a0b46183500e8ac03dd888_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	smss.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4260 wrote to memory of 3004	4260	a2d65aa920a0b46183500e8ac03dd888_JaffaCakes118.exe	85
PID 4260 wrote to memory of 3004	4260	a2d65aa920a0b46183500e8ac03dd888_JaffaCakes118.exe	85
PID 4260 wrote to memory of 3004	4260	a2d65aa920a0b46183500e8ac03dd888_JaffaCakes118.exe	85

C:\Users\Admin\AppData\Local\Temp\a2d65aa920a0b46183500e8ac03dd888_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a2d65aa920a0b46183500e8ac03dd888_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4260
- C:\Users\Admin\AppData\Local\Temp\smss.exe
  "C:\Users\Admin\AppData\Local\Temp\smss.exe"
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  PID:3004
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3004 -s 700
    3⤵
    - Program crash
    PID:4100

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3004 -ip 3004
1⤵
PID:4804

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

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\query.txt

Filesize
6KB

MD5
8a4eee88bbb0250b889cc4bca466edd5

SHA1
163011e4516d273b5dc5a6161e83e2c1ff31a384

SHA256
c9d9aceb927174fb00e367a00a6b604c85a6f028fe667e36dc54d9bd63266aba

SHA512
22417c6f0303f180dca62b6d543ecba2ba347516ff956394bafe13d4ed004d1026c24c93828cda50ca909faf34436942e52c7c8473578c0ec0f1e516f96517ca

Download Submit
C:\Users\Admin\AppData\Local\Temp\smss.exe

Filesize
58KB

MD5
8a6ea882564826b400284976a9455efc

SHA1
66723ae75ea688a91046208805f679aa8bb0ce31

SHA256
932157b8abcb82016af7b38eec423a570c291eaaa79fa2464eba362796ae66e7

SHA512
b9304a2ad05250000971e98117da8c173effa5f8673d7ad58dfa457669245e8f7bd94dfba744d02b1235573e7b09c019cf0824338b946cfe3fffcf4e337cf705

Download Submit
memory/3004-11-0x0000000074EA0000-0x0000000074EF2000-memory.dmp

Filesize
328KB

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