a0c786f5561fcd1567a8229aa55abe1a985118cc090e1147b73fb2b81a97d65d

Analysis

max time kernel
135s
max time network
104s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
17/08/2024, 19:52

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General

Target

a3e7f8456e8eee6f8c968820eaaec5a4_JaffaCakes118.exe
Size

1.7MB
MD5

a3e7f8456e8eee6f8c968820eaaec5a4
SHA1

e6e9e5940c3ba56169c0f97e43808e7afddd506f
SHA256

a0c786f5561fcd1567a8229aa55abe1a985118cc090e1147b73fb2b81a97d65d
SHA512

9e348e08d95a004670592011cb1623f3e4cafc5645d2421b3bbe6fc8fa152741fd2d0ed28b05b57ae6dccc6b61371df6cfe5ae1e883592d7de3c9583197cb4c0
SSDEEP

24576:aYT86+95zlBckT3ml+MIITB+SEZ601/imoim2MuSh/AldVGKxopLd0DejAr67kq:vobfXckTtJIgUT7FLeKjAr67

Score

7^/10

discovery evasion themida

Malware Config

Signatures

Identifies Wine through registry keys 2 TTPs 1 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Wine	a3e7f8456e8eee6f8c968820eaaec5a4_JaffaCakes118.exe

Themida packer 2 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral2/memory/4868-0-0x0000000000400000-0x00000000005FC000-memory.dmp	themida
behavioral2/memory/4868-1-0x0000000000400000-0x00000000005FC000-memory.dmp	themida

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2192	4868	WerFault.exe	83

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	a3e7f8456e8eee6f8c968820eaaec5a4_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\a3e7f8456e8eee6f8c968820eaaec5a4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a3e7f8456e8eee6f8c968820eaaec5a4_JaffaCakes118.exe"
1⤵
- Identifies Wine through registry keys
- System Location Discovery: System Language Discovery
PID:4868
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4868 -s 276
  2⤵
  - Program crash
  PID:2192

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4868 -ip 4868
1⤵
PID:964

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4868-0-0x0000000000400000-0x00000000005FC000-memory.dmp

Filesize
2.0MB

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memory/4868-1-0x0000000000400000-0x00000000005FC000-memory.dmp

Filesize
2.0MB

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads