andromeda | 9fde64c88e01fe72c2d2b1cded75d8ecfcb5b7f6307b76f4d7af580d4bcfffed

General

Target

JaffaCakes118_45d7f1f9f61ecf0daf142df8cfdebd4a.exe
Size

40KB
MD5

45d7f1f9f61ecf0daf142df8cfdebd4a
SHA1

290f4d2c1c7944dd5e2efc3717dd68f105f1c289
SHA256

9fde64c88e01fe72c2d2b1cded75d8ecfcb5b7f6307b76f4d7af580d4bcfffed
SHA512

555e3d2350e5956a29b77598fdcfdeb7793ba43cd4ab8682064545334ec82d08e516eece9305e8256d1a36dc50027f1cd0a9d1ffcfc7d5b81c590f16cabbebc4
SSDEEP

768:tPREoJX4AqGd9sSPsE7TKz12153OkK/0kXX:tKEIAq0v7Tb53xs0kX

Score

10^/10

andromeda backdoor botnet discovery persistence

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. 3 IoCs

resource	yara_rule
behavioral2/memory/3280-10-0x0000000000980000-0x0000000000985000-memory.dmp	family_andromeda
behavioral2/memory/3280-12-0x0000000000980000-0x0000000000985000-memory.dmp	family_andromeda
behavioral2/memory/3280-16-0x0000000000980000-0x0000000000985000-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\19742 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\msknhke.bat"	svchost.exe

Deletes itself 1 IoCs

pid	Process
3280	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_45d7f1f9f61ecf0daf142df8cfdebd4a.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	JaffaCakes118_45d7f1f9f61ecf0daf142df8cfdebd4a.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4004 set thread context of 4512	4004	JaffaCakes118_45d7f1f9f61ecf0daf142df8cfdebd4a.exe	87

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\PROGRA~3\LOCALS~1\Temp\msknhke.bat	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_45d7f1f9f61ecf0daf142df8cfdebd4a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_45d7f1f9f61ecf0daf142df8cfdebd4a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4512	JaffaCakes118_45d7f1f9f61ecf0daf142df8cfdebd4a.exe
4512	JaffaCakes118_45d7f1f9f61ecf0daf142df8cfdebd4a.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
4512	JaffaCakes118_45d7f1f9f61ecf0daf142df8cfdebd4a.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4004	JaffaCakes118_45d7f1f9f61ecf0daf142df8cfdebd4a.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4004 wrote to memory of 4512	4004	JaffaCakes118_45d7f1f9f61ecf0daf142df8cfdebd4a.exe	87
PID 4004 wrote to memory of 4512	4004	JaffaCakes118_45d7f1f9f61ecf0daf142df8cfdebd4a.exe	87
PID 4004 wrote to memory of 4512	4004	JaffaCakes118_45d7f1f9f61ecf0daf142df8cfdebd4a.exe	87
PID 4004 wrote to memory of 4512	4004	JaffaCakes118_45d7f1f9f61ecf0daf142df8cfdebd4a.exe	87
PID 4004 wrote to memory of 4512	4004	JaffaCakes118_45d7f1f9f61ecf0daf142df8cfdebd4a.exe	87
PID 4004 wrote to memory of 4512	4004	JaffaCakes118_45d7f1f9f61ecf0daf142df8cfdebd4a.exe	87
PID 4512 wrote to memory of 3280	4512	JaffaCakes118_45d7f1f9f61ecf0daf142df8cfdebd4a.exe	88
PID 4512 wrote to memory of 3280	4512	JaffaCakes118_45d7f1f9f61ecf0daf142df8cfdebd4a.exe	88
PID 4512 wrote to memory of 3280	4512	JaffaCakes118_45d7f1f9f61ecf0daf142df8cfdebd4a.exe	88

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_45d7f1f9f61ecf0daf142df8cfdebd4a.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_45d7f1f9f61ecf0daf142df8cfdebd4a.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4004
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_45d7f1f9f61ecf0daf142df8cfdebd4a.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_45d7f1f9f61ecf0daf142df8cfdebd4a.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:4512
- - 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:3280

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/3280-9-0x0000000000800000-0x0000000000805000-memory.dmp

Filesize
20KB

Download
memory/3280-10-0x0000000000980000-0x0000000000985000-memory.dmp

Filesize
20KB

Download
memory/3280-12-0x0000000000980000-0x0000000000985000-memory.dmp

Filesize
20KB

Download
memory/3280-16-0x0000000000980000-0x0000000000985000-memory.dmp

Filesize
20KB

Download
memory/4004-4-0x0000000002A80000-0x0000000002A81000-memory.dmp

Filesize
4KB

Download
memory/4004-2-0x00000000021C0000-0x00000000021C1000-memory.dmp

Filesize
4KB

Download
memory/4004-3-0x0000000002A70000-0x0000000002A71000-memory.dmp

Filesize
4KB

Download
memory/4512-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4512-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads