69975fe24cdd8ac1fe29e0c852687f68817c0a8eb6f4cd03979688adbdf69b48

Analysis

max time kernel
120s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
12-10-2024 02:18

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General

Target

37fc0470266f7269a517b0b873a5dbab_JaffaCakes118.exe
Size

56KB
MD5

37fc0470266f7269a517b0b873a5dbab
SHA1

cd54c01d61b37a32ce3d2b5919a75ec2361d51f9
SHA256

69975fe24cdd8ac1fe29e0c852687f68817c0a8eb6f4cd03979688adbdf69b48
SHA512

4dab57a81db509600aa6f2e49eee249901bd3a243d68c849213c42d369a874edaf360e9c3cfbe20606a7b814627f527c52cf1e3448dc8301c8362d8258f751ee
SSDEEP

768:XcSUSwHqBE5LJ3s7MbJN+mzc597TlzFQoaNh0Wz4ztYWw+JnsrMSO8lOREGyB4RN:X8hFJ3HJojhcs27+Jnsr2Rryu7+BFW

Score

5^/10

discovery upx

Malware Config

Signatures

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4056 set thread context of 1684	4056	37fc0470266f7269a517b0b873a5dbab_JaffaCakes118.exe	85

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1684-1-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral2/memory/1684-0-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral2/memory/1684-2-0x0000000000400000-0x000000000040F000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4464	1684	WerFault.exe	85

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	37fc0470266f7269a517b0b873a5dbab_JaffaCakes118.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
1684	37fc0470266f7269a517b0b873a5dbab_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4056 wrote to memory of 1684	4056	37fc0470266f7269a517b0b873a5dbab_JaffaCakes118.exe	85
PID 4056 wrote to memory of 1684	4056	37fc0470266f7269a517b0b873a5dbab_JaffaCakes118.exe	85
PID 4056 wrote to memory of 1684	4056	37fc0470266f7269a517b0b873a5dbab_JaffaCakes118.exe	85
PID 4056 wrote to memory of 1684	4056	37fc0470266f7269a517b0b873a5dbab_JaffaCakes118.exe	85
PID 4056 wrote to memory of 1684	4056	37fc0470266f7269a517b0b873a5dbab_JaffaCakes118.exe	85
PID 4056 wrote to memory of 1684	4056	37fc0470266f7269a517b0b873a5dbab_JaffaCakes118.exe	85
PID 4056 wrote to memory of 1684	4056	37fc0470266f7269a517b0b873a5dbab_JaffaCakes118.exe	85
PID 4056 wrote to memory of 1684	4056	37fc0470266f7269a517b0b873a5dbab_JaffaCakes118.exe	85

C:\Users\Admin\AppData\Local\Temp\37fc0470266f7269a517b0b873a5dbab_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\37fc0470266f7269a517b0b873a5dbab_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4056
- C:\Users\Admin\AppData\Local\Temp\37fc0470266f7269a517b0b873a5dbab_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\37fc0470266f7269a517b0b873a5dbab_JaffaCakes118.exe"
  2⤵
  - Suspicious use of UnmapMainImage
  PID:1684
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1684 -s 12
    3⤵
    - Program crash
    PID:4464

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1684 -ip 1684
1⤵
PID:1432

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

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Downloads

memory/1684-1-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1684-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1684-2-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/4056-4-0x0000000000010000-0x000000000002A000-memory.dmp

Filesize
104KB

Download