89989c3eb5e1af7ec086c83bc8c304112bd217c46a36d8783fe3edc02e3a5303

Analysis

max time kernel
91s
max time network
138s
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, 19:10

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General

Target

a7de217551fec26f1cca7ce7547aa099_JaffaCakes118.exe
Size

69KB
MD5

a7de217551fec26f1cca7ce7547aa099
SHA1

b7fb24ed081e1cb8687c37a8c7e1b567d449f589
SHA256

89989c3eb5e1af7ec086c83bc8c304112bd217c46a36d8783fe3edc02e3a5303
SHA512

3e840b3f51decea2e43a5d3981ef19814b7725b424f2502feb5129de868403a68dd43261dbbe60581a6be84aa1f6551a0e3064da7cb9ea5da0ed72a724d9c7e1
SSDEEP

1536:c+vJe5PxQCdBqhVsEJtMFkkUhtqb26zgqObc2TxLWprOJ3QCKRG2qGvVcYrO:cYeU4XObBheyJ3Fh2

Score

7^/10

discovery upx

Malware Config

Signatures

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4964-0-0x0000000000400000-0x0000000000410000-memory.dmp	upx

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3756 set thread context of 4964	3756	a7de217551fec26f1cca7ce7547aa099_JaffaCakes118.exe	84

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1544	4964	WerFault.exe	84

System Location Discovery: System Language Discovery 1 TTPs 1 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	a7de217551fec26f1cca7ce7547aa099_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 3756 wrote to memory of 4964	3756	a7de217551fec26f1cca7ce7547aa099_JaffaCakes118.exe	84
PID 3756 wrote to memory of 4964	3756	a7de217551fec26f1cca7ce7547aa099_JaffaCakes118.exe	84
PID 3756 wrote to memory of 4964	3756	a7de217551fec26f1cca7ce7547aa099_JaffaCakes118.exe	84
PID 3756 wrote to memory of 4964	3756	a7de217551fec26f1cca7ce7547aa099_JaffaCakes118.exe	84
PID 3756 wrote to memory of 4964	3756	a7de217551fec26f1cca7ce7547aa099_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\a7de217551fec26f1cca7ce7547aa099_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a7de217551fec26f1cca7ce7547aa099_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3756
- C:\Users\Admin\AppData\Local\Temp\a7de217551fec26f1cca7ce7547aa099_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\a7de217551fec26f1cca7ce7547aa099_JaffaCakes118.exe"
  2⤵
  PID:4964
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4964 -s 12
    3⤵
    - Program crash
    PID:1544

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 4964 -ip 4964
1⤵
PID:3172

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4964-0-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

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