andromeda | b7c0628c16246d847889cf48e0ab5f0adbc8e45606b1da47b2ca5f042f18139d

General

Target

JaffaCakes118_7fc7d6e04c6c637a643e94d370aa1da8.exe
Size

91KB
MD5

7fc7d6e04c6c637a643e94d370aa1da8
SHA1

758c5e9e152c73c8ae284644536b459092c175c0
SHA256

b7c0628c16246d847889cf48e0ab5f0adbc8e45606b1da47b2ca5f042f18139d
SHA512

bae2008103b03efd9b7686a1e1626f7c7f43a8294d602d741205aee69b45eb91d3e2221b859513de32aaa3de9b5dcee17c6f16ea258733660a10335717affb6b
SSDEEP

768:5ST+kCis89kYOolNumYFwiPJPCTKoNfOMJhUz1Iz0ghUz1Iz028hUz1Iz0thUz1O:2K5m4wiPw2oF

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/840-7-0x0000000000020000-0x0000000000025000-memory.dmp	family_andromeda
behavioral1/memory/840-11-0x0000000000020000-0x0000000000025000-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\22920 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\msuvklvf.com"	svchost.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	svchost.exe

Deletes itself 1 IoCs

pid	Process
840	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_7fc7d6e04c6c637a643e94d370aa1da8.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	JaffaCakes118_7fc7d6e04c6c637a643e94d370aa1da8.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\PROGRA~3\LOCALS~1\Temp\msuvklvf.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	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_7fc7d6e04c6c637a643e94d370aa1da8.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1544	JaffaCakes118_7fc7d6e04c6c637a643e94d370aa1da8.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
1544	JaffaCakes118_7fc7d6e04c6c637a643e94d370aa1da8.exe
1544	JaffaCakes118_7fc7d6e04c6c637a643e94d370aa1da8.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
1544	JaffaCakes118_7fc7d6e04c6c637a643e94d370aa1da8.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1544 wrote to memory of 840	1544	JaffaCakes118_7fc7d6e04c6c637a643e94d370aa1da8.exe	31
PID 1544 wrote to memory of 840	1544	JaffaCakes118_7fc7d6e04c6c637a643e94d370aa1da8.exe	31
PID 1544 wrote to memory of 840	1544	JaffaCakes118_7fc7d6e04c6c637a643e94d370aa1da8.exe	31
PID 1544 wrote to memory of 840	1544	JaffaCakes118_7fc7d6e04c6c637a643e94d370aa1da8.exe	31

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7fc7d6e04c6c637a643e94d370aa1da8.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7fc7d6e04c6c637a643e94d370aa1da8.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:1544
- 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:840

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/840-4-0x0000000000B60000-0x0000000000B68000-memory.dmp

Filesize
32KB

Download
memory/840-5-0x0000000000B60000-0x0000000000B68000-memory.dmp

Filesize
32KB

Download
memory/840-7-0x0000000000020000-0x0000000000025000-memory.dmp

Filesize
20KB

Download
memory/840-11-0x0000000000020000-0x0000000000025000-memory.dmp

Filesize
20KB

Download
memory/1544-0-0x00000000001D0000-0x00000000001D5000-memory.dmp

Filesize
20KB

Download
memory/1544-2-0x0000000000270000-0x0000000000272000-memory.dmp

Filesize
8KB

Download
memory/1544-1-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads