39cf40882bebdcc160c87c361180bd131b4010ab136ce2dc7c3b40bc5efbed91

Analysis

max time kernel
148s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
16/04/2024, 10:24

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General

Target

f34a6d2eb689e3110951a576b92de9e6_JaffaCakes118.exe
Size

29KB
MD5

f34a6d2eb689e3110951a576b92de9e6
SHA1

f7c05f14cfdb2b3cf338061e5051dad89345ea07
SHA256

39cf40882bebdcc160c87c361180bd131b4010ab136ce2dc7c3b40bc5efbed91
SHA512

a452430e51f38be826a3190f00de36b54bf80b4d1ff9f512887be543b01381e6311efdb19d2cc20e595d7029024b9879bf8c85e1a5db888f4cc8bcfac3e48c48
SSDEEP

768:k9jvC5Yfwm++sRtNngW1vZc5tunV7KYhJ:6vC5a++C4W1v/nV7KmJ

Score

1^/10

Malware Config

Signatures

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	dw20.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	dw20.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	dw20.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	dw20.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeRestorePrivilege	576	dw20.exe
Token: SeBackupPrivilege	576	dw20.exe
Token: SeBackupPrivilege	576	dw20.exe
Token: SeBackupPrivilege	576	dw20.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2296 wrote to memory of 576	2296	f34a6d2eb689e3110951a576b92de9e6_JaffaCakes118.exe	87
PID 2296 wrote to memory of 576	2296	f34a6d2eb689e3110951a576b92de9e6_JaffaCakes118.exe	87
PID 2296 wrote to memory of 576	2296	f34a6d2eb689e3110951a576b92de9e6_JaffaCakes118.exe	87

C:\Users\Admin\AppData\Local\Temp\f34a6d2eb689e3110951a576b92de9e6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f34a6d2eb689e3110951a576b92de9e6_JaffaCakes118.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2296
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
  dw20.exe -x -s 840
  2⤵
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:576

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2296-0-0x0000000074E30000-0x00000000753E1000-memory.dmp

Filesize
5.7MB

Download
memory/2296-1-0x0000000074E30000-0x00000000753E1000-memory.dmp

Filesize
5.7MB

Download
memory/2296-2-0x0000000000DB0000-0x0000000000DC0000-memory.dmp

Filesize
64KB

Download
memory/2296-9-0x0000000074E30000-0x00000000753E1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads