fbd85188189ccdeabfe9f8ad9c0da24c20ce2ea1ad38a923ec0a2f49ff3f809b

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
18/08/2024, 15:50

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General

Target

a743dcf0275d64c35b0b1bc6542a4d13_JaffaCakes118.exe
Size

252KB
MD5

a743dcf0275d64c35b0b1bc6542a4d13
SHA1

9fa28a38f8f0a0e362a764fb66e73045287e3019
SHA256

fbd85188189ccdeabfe9f8ad9c0da24c20ce2ea1ad38a923ec0a2f49ff3f809b
SHA512

bfe9dc62355df31e3c3a5d0677dca4ebd22dd0212d30026c156751ca0a1043cdbb3b0c7005d8b15fdff9a5ae6de4beacc428c620cdea2d3a2dded9f2b237698d
SSDEEP

3072:+TJK5CeMQeMsRDnIP0b72RIzKq7VTT+ARLtAev7hgZfYIMGdSukbpah+HBJ0:+TJfDpa2zKqNTf5WNZwIMW2pxHBJ0

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-1-5-21-523280732-2327480845-3730041215-1000\Control Panel\International\Geo\Nation	a743dcf0275d64c35b0b1bc6542a4d13_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
4916	SERVER.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
8	4916	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	a743dcf0275d64c35b0b1bc6542a4d13_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SERVER.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3280 wrote to memory of 4916	3280	a743dcf0275d64c35b0b1bc6542a4d13_JaffaCakes118.exe	85
PID 3280 wrote to memory of 4916	3280	a743dcf0275d64c35b0b1bc6542a4d13_JaffaCakes118.exe	85
PID 3280 wrote to memory of 4916	3280	a743dcf0275d64c35b0b1bc6542a4d13_JaffaCakes118.exe	85

C:\Users\Admin\AppData\Local\Temp\a743dcf0275d64c35b0b1bc6542a4d13_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a743dcf0275d64c35b0b1bc6542a4d13_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3280
- C:\SERVER.EXE
  "C:\SERVER.EXE"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4916
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4916 -s 264
    3⤵
    - Program crash
    PID:8

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4916 -ip 4916
1⤵
PID:4316

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

Replay Monitor

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Downloads

C:\SERVER.EXE

Filesize
84KB

MD5
9385603f307f6d0cef14f33584b7c2d7

SHA1
35b804f9938d22236a41de4e32d0f70aeeaabf04

SHA256
dca0bd7f95d1647d46436390b5a3900da82e65cd85ccc4b65d1ae830546307f5

SHA512
0a3ce15669db18d66bfd3623241061859d8c10427ce516ffe45662dc4d34c0aa7475607b0a8aa48d7d24aad2ebc5f2aa01530fb1967eba79facf332c3fb2bbe2

Download Submit
memory/3280-9-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/4916-10-0x0000000010000000-0x0000000010016000-memory.dmp

Filesize
88KB

Download
memory/4916-12-0x0000000010000000-0x0000000010016000-memory.dmp

Filesize
88KB

Download