8c26c0358777146b5409fed4e7729abfb2cdecd4e6e03a87ecae158fe2a37dbc

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
11/08/2024, 03:54

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General

Target

88e4ce71b1627e060f56d79ed062057d_JaffaCakes118.exe
Size

1.6MB
MD5

88e4ce71b1627e060f56d79ed062057d
SHA1

fafa6b1dcb5cd12eaaad4d10b2cb64ef064167e4
SHA256

8c26c0358777146b5409fed4e7729abfb2cdecd4e6e03a87ecae158fe2a37dbc
SHA512

e36aaaf1cb4e045baaa1acc762ad93a1d4a68f0043925a72e20c5274f4937044061bf313f5bc4b10454d88e4d3ed82cf877d34f3759c6a4f8d9ff98a8e6863ac
SSDEEP

24576:kfZWiqjJ9CZUjmAFC3jlg8zCIS6E0X6TeADTzrrSezdMzrr956/JX:kh7oJ9CqaAgxtIwAHTzr9BW956hX

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-1-5-21-3450744190-3404161390-554719085-1000\Software\Wine	88e4ce71b1627e060f56d79ed062057d_JaffaCakes118.exe

Themida packer 3 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral1/memory/1696-0-0x0000000000400000-0x000000000074C000-memory.dmp	themida
behavioral1/memory/1696-11-0x0000000000400000-0x000000000074C000-memory.dmp	themida
behavioral1/memory/2744-8-0x0000000000400000-0x000000000074C000-memory.dmp	themida

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1696 set thread context of 2744	1696	88e4ce71b1627e060f56d79ed062057d_JaffaCakes118.exe	30

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared\MSINFO\paramstr.txt	88e4ce71b1627e060f56d79ed062057d_JaffaCakes118.exe

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	88e4ce71b1627e060f56d79ed062057d_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1696	88e4ce71b1627e060f56d79ed062057d_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1696 wrote to memory of 2744	1696	88e4ce71b1627e060f56d79ed062057d_JaffaCakes118.exe	30
PID 1696 wrote to memory of 2744	1696	88e4ce71b1627e060f56d79ed062057d_JaffaCakes118.exe	30
PID 1696 wrote to memory of 2744	1696	88e4ce71b1627e060f56d79ed062057d_JaffaCakes118.exe	30
PID 1696 wrote to memory of 2744	1696	88e4ce71b1627e060f56d79ed062057d_JaffaCakes118.exe	30
PID 1696 wrote to memory of 2744	1696	88e4ce71b1627e060f56d79ed062057d_JaffaCakes118.exe	30
PID 1696 wrote to memory of 2744	1696	88e4ce71b1627e060f56d79ed062057d_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\88e4ce71b1627e060f56d79ed062057d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\88e4ce71b1627e060f56d79ed062057d_JaffaCakes118.exe"
1⤵
- Identifies Wine through registry keys
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1696
- C:\Windows\SysWOW64\svchost.exe
  "C:\Windows\system32\svchost.exe"
  2⤵
  PID:2744

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/1696-0-0x0000000000400000-0x000000000074C000-memory.dmp

Filesize
3.3MB

Download
memory/1696-2-0x00000000003E0000-0x00000000003E1000-memory.dmp

Filesize
4KB

Download
memory/1696-1-0x0000000001F00000-0x0000000001FED000-memory.dmp

Filesize
948KB

Download
memory/1696-11-0x0000000000400000-0x000000000074C000-memory.dmp

Filesize
3.3MB

Download
memory/1696-10-0x0000000000401000-0x0000000000451000-memory.dmp

Filesize
320KB

Download
memory/2744-4-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2744-7-0x0000000000400000-0x000000000074C000-memory.dmp

Filesize
3.3MB

Download
memory/2744-8-0x0000000000400000-0x000000000074C000-memory.dmp

Filesize
3.3MB

Download