c668206001a869d1f5892c714c0e98a6d30825be04be48a0d50c85e080757cdc

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
29/09/2024, 11:01

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General

Target

fe638d70d202838bbe7c5150881440c0_JaffaCakes118.exe
Size

604KB
MD5

fe638d70d202838bbe7c5150881440c0
SHA1

bb19150f3a051e3ec571b6970f0642e396facef0
SHA256

c668206001a869d1f5892c714c0e98a6d30825be04be48a0d50c85e080757cdc
SHA512

695aa99a55022e6bc431e551a52730ac028e781f3d6bf77dba53baf27e7ee3fa3e6d0033e31bad158bb9fe9dceeaacadfb1729e9e95b48b9bf5b9f3996e3b662
SSDEEP

12288:oiJ71uD99xQtmtPLETSNQPwAOl5L33hLF/tptve01PkxG0N/3XtV:L1kKKP6SNQYfz3VFlDe01PS3Xn

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-1-5-21-355097885-2402257403-2971294179-1000\Control Panel\International\Geo\Nation	fe638d70d202838bbe7c5150881440c0_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
700	nono111.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x0009000000023409-4.dat	upx
behavioral2/memory/700-10-0x0000000000400000-0x0000000000456000-memory.dmp	upx
behavioral2/memory/700-13-0x0000000000400000-0x0000000000456000-memory.dmp	upx

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
1900	700	WerFault.exe	82

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	fe638d70d202838bbe7c5150881440c0_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nono111.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 640 wrote to memory of 700	640	fe638d70d202838bbe7c5150881440c0_JaffaCakes118.exe	82
PID 640 wrote to memory of 700	640	fe638d70d202838bbe7c5150881440c0_JaffaCakes118.exe	82
PID 640 wrote to memory of 700	640	fe638d70d202838bbe7c5150881440c0_JaffaCakes118.exe	82

C:\Users\Admin\AppData\Local\Temp\fe638d70d202838bbe7c5150881440c0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fe638d70d202838bbe7c5150881440c0_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:640
- C:\nono111.exe
  "C:\nono111.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:700
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 700 -s 288
    3⤵
    - Program crash
    PID:1900

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 376 -p 700 -ip 700
1⤵
PID:3868

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:\nono111.exe

Filesize
270KB

MD5
f5bb72a868bf30109ccd8a8d64d0a0f3

SHA1
90f91243788bb4dc1523502b9b9861bb8b867162

SHA256
9b14e7f42ac94caf46fe04ee3705446e226f56253e2be65862f4d552a17d54a2

SHA512
8e689e260dc85f79e9c6f5e73f3e55fb0271f81fa4b130f158d0258ed4c37e18c96f8c3aac24cf53e082463269af1e63169ee958167fc5a13a01f48a1d5fb782

Download Submit
memory/640-11-0x0000000010000000-0x0000000010060000-memory.dmp

Filesize
384KB

Download
memory/700-10-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/700-13-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download