d9dac5ed9a618ae62fcd6255cfc6def4fde4da75a1ec3f20b4d178fb2a3f021d

Analysis

max time kernel
94s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-11-2024 05:17

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General

Target

b4f311b861ba26f526313acc36451553_JaffaCakes118.exe
Size

43KB
MD5

b4f311b861ba26f526313acc36451553
SHA1

ce1b5a18d8a422328dc34948d81bdc03d047df09
SHA256

d9dac5ed9a618ae62fcd6255cfc6def4fde4da75a1ec3f20b4d178fb2a3f021d
SHA512

9d9007be7c073aa2b25fe0cf1004d5c11eaff564033d43e0115de790de216c77c6ddd7e6cdd0ce3ecf68917766089e79b2bce369a76c51ccbb38cadef2210803
SSDEEP

768:JhzoaWzubdxv/Uv/z+QGeGDndNSd7XVrs/77iu5r683:b0axbdx26QGeGDnd4RXZsT7iU

Score

8^/10

discovery persistence

Malware Config

Signatures

Boot or Logon Autostart Execution: Active Setup 2 TTPs 2 IoCs

Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

persistence

Active Setup

T1547.014

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{5DA52E2E-7E5F-9294-09FB-095EBCC0933A}	b4f311b861ba26f526313acc36451553_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{5DA52E2E-7E5F-9294-09FB-095EBCC0933A}\stubpath = "%SystemRoot%\\system32\\GoogleUpdate.exe"	b4f311b861ba26f526313acc36451553_JaffaCakes118.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\GoogleUpdate.exe	b4f311b861ba26f526313acc36451553_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\GoogleUpdate.exe	b4f311b861ba26f526313acc36451553_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	b4f311b861ba26f526313acc36451553_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	3572	b4f311b861ba26f526313acc36451553_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3572 wrote to memory of 2100	3572	b4f311b861ba26f526313acc36451553_JaffaCakes118.exe	82
PID 3572 wrote to memory of 2100	3572	b4f311b861ba26f526313acc36451553_JaffaCakes118.exe	82
PID 3572 wrote to memory of 2100	3572	b4f311b861ba26f526313acc36451553_JaffaCakes118.exe	82
PID 3572 wrote to memory of 3088	3572	b4f311b861ba26f526313acc36451553_JaffaCakes118.exe	84
PID 3572 wrote to memory of 3088	3572	b4f311b861ba26f526313acc36451553_JaffaCakes118.exe	84
PID 3572 wrote to memory of 3088	3572	b4f311b861ba26f526313acc36451553_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\b4f311b861ba26f526313acc36451553_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b4f311b861ba26f526313acc36451553_JaffaCakes118.exe"
1⤵
- Boot or Logon Autostart Execution: Active Setup
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3572
- C:\Windows\SysWOW64\reg.exe
  reg delete "HKEY_CURRENT_USER\Software\Microsoft\Active Setup\Installed Components\{5DA52E2E-7E5F-9294-09FB-095EBCC0933A}" /f
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2100
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\B4F311~1.EXE > nul
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3088

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

Defense Evasion

Modify Registry

T1112

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/3572-0-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

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memory/3572-3-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads