andromeda | 40703955eb1e458d9afec5224bab5e62fc9b69a4b47a7a45595eee2a1e334e64

General

Target

bfcbde0156a96f9f11794554fec57fc5_JaffaCakes118.exe
Size

23KB
MD5

bfcbde0156a96f9f11794554fec57fc5
SHA1

281f231fdb9916b864e2c718710e0d5c11d58192
SHA256

40703955eb1e458d9afec5224bab5e62fc9b69a4b47a7a45595eee2a1e334e64
SHA512

c6a47280b0b5a4f2187ce14ef94ef29139e6b69022cb124049bd1f2aae688ad7fa9f3bd2dbe09fff00c616a6d18e270fea5f187d503f62145ff3653f2a4103d6
SSDEEP

384:l04Vfdj9JT9uxRgZGz0glhPuDWWx3flZv/YRkSZSxHD+qZQUln6gWu0Q:tdfTIvmHekSf+QUYgWu0

Score

10^/10

andromeda backdoor botnet discovery persistence

Malware Config

Signatures

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. 4 IoCs

resource	yara_rule
behavioral1/memory/2680-2-0x0000000000020000-0x0000000000025000-memory.dmp	family_andromeda
behavioral1/memory/2680-4-0x0000000000020000-0x0000000000025000-memory.dmp	family_andromeda
behavioral1/memory/2680-8-0x0000000000020000-0x0000000000025000-memory.dmp	family_andromeda
behavioral1/memory/2680-9-0x0000000000020000-0x0000000000025000-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
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\2943 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\msrapy.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
2680	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	bfcbde0156a96f9f11794554fec57fc5_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	bfcbde0156a96f9f11794554fec57fc5_JaffaCakes118.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\PROGRA~3\LOCALS~1\Temp\msrapy.exe	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	bfcbde0156a96f9f11794554fec57fc5_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2080	bfcbde0156a96f9f11794554fec57fc5_JaffaCakes118.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2080	bfcbde0156a96f9f11794554fec57fc5_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2080 wrote to memory of 2680	2080	bfcbde0156a96f9f11794554fec57fc5_JaffaCakes118.exe	30
PID 2080 wrote to memory of 2680	2080	bfcbde0156a96f9f11794554fec57fc5_JaffaCakes118.exe	30
PID 2080 wrote to memory of 2680	2080	bfcbde0156a96f9f11794554fec57fc5_JaffaCakes118.exe	30
PID 2080 wrote to memory of 2680	2080	bfcbde0156a96f9f11794554fec57fc5_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\bfcbde0156a96f9f11794554fec57fc5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\bfcbde0156a96f9f11794554fec57fc5_JaffaCakes118.exe"
1⤵
- Maps connected drives based on registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2080
- 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:2680

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/2080-1-0x0000000000020000-0x0000000000022000-memory.dmp

Filesize
8KB

Download
memory/2080-0-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2680-2-0x0000000000020000-0x0000000000025000-memory.dmp

Filesize
20KB

Download
memory/2680-4-0x0000000000020000-0x0000000000025000-memory.dmp

Filesize
20KB

Download
memory/2680-8-0x0000000000020000-0x0000000000025000-memory.dmp

Filesize
20KB

Download
memory/2680-9-0x0000000000020000-0x0000000000025000-memory.dmp

Filesize
20KB

Download
memory/2680-19-0x0000000000080000-0x0000000000085000-memory.dmp

Filesize
20KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads