andromeda | c5f9d1dc9417ec22a1ef5fc2c30b2ea16e0a1accd948233aba3452179226b990

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
09/08/2024, 22:14

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General

Target
83c1493e0aae1a288ff144ed306e9fb5_JaffaCakes118.exe
Size 13KB
Sample240809-153s7awcjd
SHA256 c5f9d1dc9417ec22a1ef5fc2c30b2ea16e0a1accd948233aba3452179226b990
MD5 83c1493e0aae1a288ff144ed306e9fb5
SHA1 1035091513f2888993ea9d59911c04754ac5b4b7
SHA512 05365c9d83a223ffeb6446038028e9001e7c501e47485cfc02452fca1c78c0d8c46ee97ee726ced77fe2c2fbce896a022944bb79f9faae83dce54faf18518dc7
SSDEEP 192:ZyEh4bJlnNdEIv1J/b9i7s4pwrARgZd1SrMksXgUdBOvAUPuDtwFWx3f/:s04Vfdj9JT9uxRgZGz0glhPuDWWx3f
MD5 SHA1 SHA512 SSDEEP

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
behavioral2/memory/1916-4-0x0000000000BE0000-0x0000000000BE5000-memory.dmp	family_andromeda
behavioral2/memory/1916-6-0x0000000000BE0000-0x0000000000BE5000-memory.dmp	family_andromeda
behavioral2/memory/1916-10-0x0000000000BE0000-0x0000000000BE5000-memory.dmp	family_andromeda
behavioral2/memory/1916-11-0x0000000000BE0000-0x0000000000BE5000-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\5274 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\msbuvw.cmd"	svchost.exe

Deletes itself 1 IoCs

pid	Process
1916	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	83c1493e0aae1a288ff144ed306e9fb5_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	83c1493e0aae1a288ff144ed306e9fb5_JaffaCakes118.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\PROGRA~3\LOCALS~1\Temp\msbuvw.cmd	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	83c1493e0aae1a288ff144ed306e9fb5_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1152	83c1493e0aae1a288ff144ed306e9fb5_JaffaCakes118.exe
1152	83c1493e0aae1a288ff144ed306e9fb5_JaffaCakes118.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1152	83c1493e0aae1a288ff144ed306e9fb5_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1152 wrote to memory of 1916	1152	83c1493e0aae1a288ff144ed306e9fb5_JaffaCakes118.exe	84
PID 1152 wrote to memory of 1916	1152	83c1493e0aae1a288ff144ed306e9fb5_JaffaCakes118.exe	84
PID 1152 wrote to memory of 1916	1152	83c1493e0aae1a288ff144ed306e9fb5_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\83c1493e0aae1a288ff144ed306e9fb5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\83c1493e0aae1a288ff144ed306e9fb5_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:1152
- 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:1916

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1152-0-0x0000000000400000-0x000000000040D000-memory.dmp

Download

memory/1152-1-0x0000000000520000-0x0000000000522000-memory.dmp

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memory/1152-2-0x0000000000400000-0x000000000040D000-memory.dmp

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memory/1916-3-0x0000000000AE0000-0x0000000000AED000-memory.dmp

Download

memory/1916-4-0x0000000000BE0000-0x0000000000BE5000-memory.dmp

Download

memory/1916-6-0x0000000000BE0000-0x0000000000BE5000-memory.dmp

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memory/1916-10-0x0000000000BE0000-0x0000000000BE5000-memory.dmp

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memory/1916-11-0x0000000000BE0000-0x0000000000BE5000-memory.dmp

Download