andromeda | 31189564128441c9167a0d94168f1f16545131e8486fbdeaec95397b42690274

General

Target

JaffaCakes118_69c008baead7fa0cb4bcfc8eaf794614.exe
Size

120KB
MD5

69c008baead7fa0cb4bcfc8eaf794614
SHA1

2efb6eb58b20a7eb0d7f58b8c6ae5f63c45f8da1
SHA256

31189564128441c9167a0d94168f1f16545131e8486fbdeaec95397b42690274
SHA512

91747fc932f419be9c414c749346aa0cf3a5168d050ccaa1a4475546eca31d3eb0ab70efa727599105ef85f698a880a00571bf7fcd196b563f25b870d1e594ed
SSDEEP

3072:EU1m/ow8RfFLPb/078/lfVtV1cZgE9jgCy67F7R:LmwXJbs7u1cZBG767Fd

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. 2 IoCs

resource	yara_rule
behavioral2/memory/4840-8-0x0000000000D70000-0x0000000000D75000-memory.dmp	family_andromeda
behavioral2/memory/4840-12-0x0000000000D70000-0x0000000000D75000-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\36836 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\msjevxij.scr"	svchost.exe

Deletes itself 1 IoCs

pid	Process
4840	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 value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	JaffaCakes118_69c008baead7fa0cb4bcfc8eaf794614.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\disk\enum	JaffaCakes118_69c008baead7fa0cb4bcfc8eaf794614.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1968 set thread context of 3964	1968	JaffaCakes118_69c008baead7fa0cb4bcfc8eaf794614.exe	86

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\PROGRA~3\LOCALS~1\Temp\msjevxij.scr	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_69c008baead7fa0cb4bcfc8eaf794614.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_69c008baead7fa0cb4bcfc8eaf794614.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3964	JaffaCakes118_69c008baead7fa0cb4bcfc8eaf794614.exe
3964	JaffaCakes118_69c008baead7fa0cb4bcfc8eaf794614.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
3964	JaffaCakes118_69c008baead7fa0cb4bcfc8eaf794614.exe
3964	JaffaCakes118_69c008baead7fa0cb4bcfc8eaf794614.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1968 wrote to memory of 3964	1968	JaffaCakes118_69c008baead7fa0cb4bcfc8eaf794614.exe	86
PID 1968 wrote to memory of 3964	1968	JaffaCakes118_69c008baead7fa0cb4bcfc8eaf794614.exe	86
PID 1968 wrote to memory of 3964	1968	JaffaCakes118_69c008baead7fa0cb4bcfc8eaf794614.exe	86
PID 1968 wrote to memory of 3964	1968	JaffaCakes118_69c008baead7fa0cb4bcfc8eaf794614.exe	86
PID 1968 wrote to memory of 3964	1968	JaffaCakes118_69c008baead7fa0cb4bcfc8eaf794614.exe	86
PID 1968 wrote to memory of 3964	1968	JaffaCakes118_69c008baead7fa0cb4bcfc8eaf794614.exe	86
PID 3964 wrote to memory of 4840	3964	JaffaCakes118_69c008baead7fa0cb4bcfc8eaf794614.exe	87
PID 3964 wrote to memory of 4840	3964	JaffaCakes118_69c008baead7fa0cb4bcfc8eaf794614.exe	87
PID 3964 wrote to memory of 4840	3964	JaffaCakes118_69c008baead7fa0cb4bcfc8eaf794614.exe	87

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_69c008baead7fa0cb4bcfc8eaf794614.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_69c008baead7fa0cb4bcfc8eaf794614.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1968
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_69c008baead7fa0cb4bcfc8eaf794614.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_69c008baead7fa0cb4bcfc8eaf794614.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:3964
- - 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:4840

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/1968-1-0x00000000005E0000-0x00000000005E4000-memory.dmp

Filesize
16KB

Download
memory/1968-0-0x00000000005B0000-0x00000000005B1000-memory.dmp

Filesize
4KB

Download
memory/3964-2-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4840-3-0x00000000003D0000-0x00000000003DE000-memory.dmp

Filesize
56KB

Download
memory/4840-5-0x00000000003D0000-0x00000000003DE000-memory.dmp

Filesize
56KB

Download
memory/4840-8-0x0000000000D70000-0x0000000000D75000-memory.dmp

Filesize
20KB

Download
memory/4840-12-0x0000000000D70000-0x0000000000D75000-memory.dmp

Filesize
20KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads