andromeda | 73dc4645cf8fd21515927336b27a1414ed8bcf107777981ebe5d400d0f75ab2e

General

Target

JaffaCakes118_8ba3b3f8739e4e83582e07d48e8f2896.exe
Size

43KB
MD5

8ba3b3f8739e4e83582e07d48e8f2896
SHA1

52f6bad376fc623008a504f569516605e2f609cc
SHA256

73dc4645cf8fd21515927336b27a1414ed8bcf107777981ebe5d400d0f75ab2e
SHA512

0d9cb47a4a0120dadec2809c50c113c1baa79b5dc66d4ca908fde1fe2a1772a8f11d6c2977b553442fb067214ac11621b8cf433904749658922cdb4dc814608b
SSDEEP

768:bdGo443/5F6YV6JouyEJSOBPGswYuzIAebmFTZpcdg2qXOlHOGw:booj3hFDgJouyUgswd9ZOLqXOlI

Score

10^/10

andromeda backdoor botnet discovery persistence upx

Malware Config

Signatures

Andromeda family
andromeda
Andromeda, Gamarue
Andromeda, also known as Gamarue, is a modular botnet malware primarily used for distributing other types of malware and it's written in C++.
botnet backdoor andromeda

Detects Andromeda payload. 2 IoCs

resource	yara_rule
behavioral2/memory/3544-13-0x0000000000FC0000-0x0000000000FC5000-memory.dmp	family_andromeda
behavioral2/memory/3544-17-0x0000000000FC0000-0x0000000000FC5000-memory.dmp	family_andromeda

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\13209 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\msvodexmi.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
3544	svchost.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

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

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\disk\enum	JaffaCakes118_8ba3b3f8739e4e83582e07d48e8f2896.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	JaffaCakes118_8ba3b3f8739e4e83582e07d48e8f2896.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3436 set thread context of 3360	3436	JaffaCakes118_8ba3b3f8739e4e83582e07d48e8f2896.exe	83

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/3436-0-0x0000000000400000-0x0000000000428000-memory.dmp	upx
behavioral2/memory/3436-6-0x0000000000400000-0x0000000000428000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\PROGRA~3\LOCALS~1\Temp\msvodexmi.exe	svchost.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	JaffaCakes118_8ba3b3f8739e4e83582e07d48e8f2896.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_8ba3b3f8739e4e83582e07d48e8f2896.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3360	JaffaCakes118_8ba3b3f8739e4e83582e07d48e8f2896.exe
3360	JaffaCakes118_8ba3b3f8739e4e83582e07d48e8f2896.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
3360	JaffaCakes118_8ba3b3f8739e4e83582e07d48e8f2896.exe
3360	JaffaCakes118_8ba3b3f8739e4e83582e07d48e8f2896.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3436	JaffaCakes118_8ba3b3f8739e4e83582e07d48e8f2896.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3436 wrote to memory of 3360	3436	JaffaCakes118_8ba3b3f8739e4e83582e07d48e8f2896.exe	83
PID 3436 wrote to memory of 3360	3436	JaffaCakes118_8ba3b3f8739e4e83582e07d48e8f2896.exe	83
PID 3436 wrote to memory of 3360	3436	JaffaCakes118_8ba3b3f8739e4e83582e07d48e8f2896.exe	83
PID 3436 wrote to memory of 3360	3436	JaffaCakes118_8ba3b3f8739e4e83582e07d48e8f2896.exe	83
PID 3436 wrote to memory of 3360	3436	JaffaCakes118_8ba3b3f8739e4e83582e07d48e8f2896.exe	83
PID 3360 wrote to memory of 3544	3360	JaffaCakes118_8ba3b3f8739e4e83582e07d48e8f2896.exe	84
PID 3360 wrote to memory of 3544	3360	JaffaCakes118_8ba3b3f8739e4e83582e07d48e8f2896.exe	84
PID 3360 wrote to memory of 3544	3360	JaffaCakes118_8ba3b3f8739e4e83582e07d48e8f2896.exe	84

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8ba3b3f8739e4e83582e07d48e8f2896.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8ba3b3f8739e4e83582e07d48e8f2896.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3436
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8ba3b3f8739e4e83582e07d48e8f2896.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8ba3b3f8739e4e83582e07d48e8f2896.exe"
  2⤵
  - Maps connected drives based on registry
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:3360
- - C:\Windows\SysWOW64\svchost.exe
    C:\Windows\syswow64\svchost.exe
    3⤵
    - Adds policy Run key to start application
    - Deletes itself
    - Drops file in Program Files directory
    - System Location Discovery: System Language Discovery
    PID:3544

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3360-3-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3360-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3360-7-0x0000000000410000-0x00000000004D9000-memory.dmp

Filesize
804KB

Download
memory/3436-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/3436-6-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/3544-8-0x0000000000FE0000-0x0000000000FEE000-memory.dmp

Filesize
56KB

Download
memory/3544-11-0x0000000000FE0000-0x0000000000FEE000-memory.dmp

Filesize
56KB

Download
memory/3544-13-0x0000000000FC0000-0x0000000000FC5000-memory.dmp

Filesize
20KB

Download
memory/3544-17-0x0000000000FC0000-0x0000000000FC5000-memory.dmp

Filesize
20KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads