dc54c641c415c23c93da046eb314c746fcca5f82cd8a56970c1ebc4fabba1b16

Analysis

max time kernel
150s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
13/10/2024, 15:30

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General

Target

40a2abd2611d198acd708cd37fa1373c_JaffaCakes118.exe
Size

35KB
MD5

40a2abd2611d198acd708cd37fa1373c
SHA1

803fcf9986e45851cc61cbdc9942eb10b1be7a97
SHA256

dc54c641c415c23c93da046eb314c746fcca5f82cd8a56970c1ebc4fabba1b16
SHA512

4bddd5515de541216b337f461c5e3481d7df383a1bf1d7b27e34ae0f5065d18df203bb585bd7563dea83bebad5939de1860f824cefc089032f7546fdc69a578a
SSDEEP

768:NqQoj/dSzNVQ1mDNJWbKEdBMQXQ3Cn4eQQDrcwxE:MQoj/YNJcAQDk

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-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	40a2abd2611d198acd708cd37fa1373c_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
4004	jusched.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Java\jre-19\bin\jusched.exe	40a2abd2611d198acd708cd37fa1373c_JaffaCakes118.exe
File created	C:\Program Files (x86)\Java\jre-19\bin\UF	40a2abd2611d198acd708cd37fa1373c_JaffaCakes118.exe

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	40a2abd2611d198acd708cd37fa1373c_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jusched.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe
4004	jusched.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4728 wrote to memory of 4004	4728	40a2abd2611d198acd708cd37fa1373c_JaffaCakes118.exe	86
PID 4728 wrote to memory of 4004	4728	40a2abd2611d198acd708cd37fa1373c_JaffaCakes118.exe	86
PID 4728 wrote to memory of 4004	4728	40a2abd2611d198acd708cd37fa1373c_JaffaCakes118.exe	86

C:\Users\Admin\AppData\Local\Temp\40a2abd2611d198acd708cd37fa1373c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\40a2abd2611d198acd708cd37fa1373c_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4728
- C:\Program Files (x86)\Java\jre-19\bin\jusched.exe
  "C:\Program Files (x86)\Java\jre-19\bin\jusched.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:4004

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:\Program Files (x86)\Java\jre-19\bin\UF

Filesize
13B

MD5
f253efe302d32ab264a76e0ce65be769

SHA1
768685ca582abd0af2fbb57ca37752aa98c9372b

SHA256
49dca65f362fee401292ed7ada96f96295eab1e589c52e4e66bf4aedda715fdd

SHA512
1990d20b462406bbadb22ba43f1ed9d0db6b250881d4ac89ad8cf6e43ca92b2fd31c3a15be1e6e149e42fdb46e58122c15bc7869a82c9490656c80df69fa77c4

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C:\Program Files (x86)\Java\jre-19\bin\jusched.exe

Filesize
35KB

MD5
0fad27082073212e7a9c36eb71e47c40

SHA1
92e25b4cc15166d775874f8ef90628f00afaad39

SHA256
c1980814d22847b8d7ef4b72ede7526960b296bafa7df588a2c919e227675d85

SHA512
d5d758ab428dc1b41cbaba4c594df41d0657496a0d9d857b158b91e576502171c3cdff2a2d1399f58dde720e94d8320bd7e1beb8830f043c312f34aaa5075024

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