f100d13ed13b875cfac115cbff7aa0b235e7e67716c2b4177fe6b97f68296bf5

Analysis

max time kernel
146s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
16/06/2024, 13:41

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General

Target

b3cc5a2f2038f997a1a675fa0863336b_JaffaCakes118.exe
Size

66KB
MD5

b3cc5a2f2038f997a1a675fa0863336b
SHA1

3ec928ce8b6e11c7de38d0f024f03070c476aef0
SHA256

f100d13ed13b875cfac115cbff7aa0b235e7e67716c2b4177fe6b97f68296bf5
SHA512

67b131144959d047ddf9c1b390f54f85edb405bcb96237b7bac1fa3b948d3eadc12821e8fd34bf5582bee01457f0e833a2c4187d1d1845af933de00d51eb6812
SSDEEP

1536:4ku4IT8QKpWtAUKKeQ+j+l5cKhztzk8RKV:4QAtWKeQ+j+/cKhzBkGe

Score

7^/10

persistence

Malware Config

Signatures

Checks BIOS information in registry 2 TTPs 1 IoCs

BIOS 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\SystemBiosdate	svchost.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\aaaaaaaa = "C:\\Windows\\System32\\aaaaaaaa.exe"	b3cc5a2f2038f997a1a675fa0863336b_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\aaaaaaaa = "C:\\Users\\Admin\\aaaaaaaa.exe"	b3cc5a2f2038f997a1a675fa0863336b_JaffaCakes118.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\aaaaaaaa.exe	b3cc5a2f2038f997a1a675fa0863336b_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1996 set thread context of 632	1996	b3cc5a2f2038f997a1a675fa0863336b_JaffaCakes118.exe	85

Checks processor information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	svchost.exe

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosDate	svchost.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1996 wrote to memory of 632	1996	b3cc5a2f2038f997a1a675fa0863336b_JaffaCakes118.exe	85
PID 1996 wrote to memory of 632	1996	b3cc5a2f2038f997a1a675fa0863336b_JaffaCakes118.exe	85
PID 1996 wrote to memory of 632	1996	b3cc5a2f2038f997a1a675fa0863336b_JaffaCakes118.exe	85
PID 1996 wrote to memory of 632	1996	b3cc5a2f2038f997a1a675fa0863336b_JaffaCakes118.exe	85
PID 1996 wrote to memory of 632	1996	b3cc5a2f2038f997a1a675fa0863336b_JaffaCakes118.exe	85
PID 1996 wrote to memory of 632	1996	b3cc5a2f2038f997a1a675fa0863336b_JaffaCakes118.exe	85
PID 1996 wrote to memory of 632	1996	b3cc5a2f2038f997a1a675fa0863336b_JaffaCakes118.exe	85
PID 1996 wrote to memory of 632	1996	b3cc5a2f2038f997a1a675fa0863336b_JaffaCakes118.exe	85
PID 1996 wrote to memory of 632	1996	b3cc5a2f2038f997a1a675fa0863336b_JaffaCakes118.exe	85

C:\Users\Admin\AppData\Local\Temp\b3cc5a2f2038f997a1a675fa0863336b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b3cc5a2f2038f997a1a675fa0863336b_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1996
- C:\Windows\SysWOW64\svchost.exe
  C:\Windows\System32\svchost.exe
  2⤵
  - Checks BIOS information in registry
  - Checks processor information in registry
  - Enumerates system info in registry
  PID:632

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/632-8-0x0000000009500000-0x0000000009508000-memory.dmp

Filesize
32KB

Download
memory/632-10-0x0000000009500000-0x0000000009508000-memory.dmp

Filesize
32KB

Download
memory/632-12-0x0000000009500000-0x0000000009508000-memory.dmp

Filesize
32KB

Download
memory/632-13-0x0000000009500000-0x0000000009508000-memory.dmp

Filesize
32KB

Download
memory/1996-1-0x0000000013100000-0x0000000013109000-memory.dmp

Filesize
36KB

Download
memory/1996-7-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1996-6-0x0000000000402000-0x0000000000403000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads