andromeda | 1adb58e9b7f0c1511a614ea0146e57cc123a5b1beffcb9ff4b6822e41b934983

General

Target

9417c725bfc9b6ac6d60f1c6c5869298_JaffaCakes118.exe
Size

39KB
MD5

9417c725bfc9b6ac6d60f1c6c5869298
SHA1

b4e01f3c4945e44aa218f6ac1dcb0ed0c0192ae8
SHA256

1adb58e9b7f0c1511a614ea0146e57cc123a5b1beffcb9ff4b6822e41b934983
SHA512

855b2d30fc853f333adcf3eca03eed9a0298607e8eb44a21cda1cc1b0f19409c7b98f436276971740584a292726a5dbfc6ea4aeedcb504f14829710973e0817c
SSDEEP

384:eNA3O9wJDK9U+aUAZEYmRhPblQr2EReekRCcTtZ6cd1wcafq9npC4COuRa+Rdrp2:vUwJnhbmXblQr98Cu1q4LwYM4r

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
behavioral1/memory/2524-7-0x0000000000020000-0x0000000000025000-memory.dmp	family_andromeda
behavioral1/memory/2524-11-0x0000000000020000-0x0000000000025000-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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\57559 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\msotyyk.com"	svchost.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	svchost.exe

Deletes itself 1 IoCs

pid	Process
2524	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	9417c725bfc9b6ac6d60f1c6c5869298_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	9417c725bfc9b6ac6d60f1c6c5869298_JaffaCakes118.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\PROGRA~3\LOCALS~1\Temp\msotyyk.com	svchost.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	9417c725bfc9b6ac6d60f1c6c5869298_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2500	9417c725bfc9b6ac6d60f1c6c5869298_JaffaCakes118.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
2500	9417c725bfc9b6ac6d60f1c6c5869298_JaffaCakes118.exe
2500	9417c725bfc9b6ac6d60f1c6c5869298_JaffaCakes118.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
2500	9417c725bfc9b6ac6d60f1c6c5869298_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2500 wrote to memory of 2524	2500	9417c725bfc9b6ac6d60f1c6c5869298_JaffaCakes118.exe	30
PID 2500 wrote to memory of 2524	2500	9417c725bfc9b6ac6d60f1c6c5869298_JaffaCakes118.exe	30
PID 2500 wrote to memory of 2524	2500	9417c725bfc9b6ac6d60f1c6c5869298_JaffaCakes118.exe	30
PID 2500 wrote to memory of 2524	2500	9417c725bfc9b6ac6d60f1c6c5869298_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\9417c725bfc9b6ac6d60f1c6c5869298_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\9417c725bfc9b6ac6d60f1c6c5869298_JaffaCakes118.exe"
1⤵
- Maps connected drives based on registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2500
- C:\Windows\syswow64\svchost.exe
  C:\Windows\syswow64\svchost.exe
  2⤵
  - Adds policy Run key to start application
  - Deletes itself
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  PID:2524

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/2500-2-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2500-3-0x0000000000250000-0x0000000000252000-memory.dmp

Filesize
8KB

Download
memory/2500-1-0x0000000000230000-0x000000000023E000-memory.dmp

Filesize
56KB

Download
memory/2500-0-0x0000000000220000-0x0000000000225000-memory.dmp

Filesize
20KB

Download
memory/2524-4-0x0000000000FC0000-0x0000000000FC8000-memory.dmp

Filesize
32KB

Download
memory/2524-5-0x0000000000FC0000-0x0000000000FC8000-memory.dmp

Filesize
32KB

Download
memory/2524-7-0x0000000000020000-0x0000000000025000-memory.dmp

Filesize
20KB

Download
memory/2524-11-0x0000000000020000-0x0000000000025000-memory.dmp

Filesize
20KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads