andromeda | e621d8b39446f710c9a7b2d57f936eba38c9490eca1c4c700972dddeeeef3162

General

Target

JaffaCakes118_6a72a8b6cfed8d966daeac9be7eb5f6a.exe
Size

43KB
MD5

6a72a8b6cfed8d966daeac9be7eb5f6a
SHA1

a9c7142f61f722168437618b894cedeeb56b5833
SHA256

e621d8b39446f710c9a7b2d57f936eba38c9490eca1c4c700972dddeeeef3162
SHA512

e73dadb265157844506fbf04b827dbbe3ea517d1c03b01b60d38a0fa08219f90e8012b87773b14cab369d70a195d7c15d3f91b96521a45a9c683ffb9e58b5a14
SSDEEP

768:UmpM8yRXjkWM8CuAWwNWzXN2zxQ+/T7LK3qU2UYCwanFNIOxTAnD:UaIij0XwK9y/zK6A9nFmOxTA

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/3564-9-0x00000000013E0000-0x00000000013E5000-memory.dmp	family_andromeda
behavioral2/memory/3564-13-0x00000000013E0000-0x00000000013E5000-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\49957 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\mswkkgvo.scr"	svchost.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	svchost.exe

Deletes itself 1 IoCs

pid	Process
3564	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_6a72a8b6cfed8d966daeac9be7eb5f6a.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	JaffaCakes118_6a72a8b6cfed8d966daeac9be7eb5f6a.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3464 set thread context of 2436	3464	JaffaCakes118_6a72a8b6cfed8d966daeac9be7eb5f6a.exe	87

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\PROGRA~3\LOCALS~1\Temp\mswkkgvo.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_6a72a8b6cfed8d966daeac9be7eb5f6a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_6a72a8b6cfed8d966daeac9be7eb5f6a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2436	JaffaCakes118_6a72a8b6cfed8d966daeac9be7eb5f6a.exe
2436	JaffaCakes118_6a72a8b6cfed8d966daeac9be7eb5f6a.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
2436	JaffaCakes118_6a72a8b6cfed8d966daeac9be7eb5f6a.exe
2436	JaffaCakes118_6a72a8b6cfed8d966daeac9be7eb5f6a.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3464 wrote to memory of 2436	3464	JaffaCakes118_6a72a8b6cfed8d966daeac9be7eb5f6a.exe	87
PID 3464 wrote to memory of 2436	3464	JaffaCakes118_6a72a8b6cfed8d966daeac9be7eb5f6a.exe	87
PID 3464 wrote to memory of 2436	3464	JaffaCakes118_6a72a8b6cfed8d966daeac9be7eb5f6a.exe	87
PID 3464 wrote to memory of 2436	3464	JaffaCakes118_6a72a8b6cfed8d966daeac9be7eb5f6a.exe	87
PID 3464 wrote to memory of 2436	3464	JaffaCakes118_6a72a8b6cfed8d966daeac9be7eb5f6a.exe	87
PID 3464 wrote to memory of 2436	3464	JaffaCakes118_6a72a8b6cfed8d966daeac9be7eb5f6a.exe	87
PID 2436 wrote to memory of 3564	2436	JaffaCakes118_6a72a8b6cfed8d966daeac9be7eb5f6a.exe	88
PID 2436 wrote to memory of 3564	2436	JaffaCakes118_6a72a8b6cfed8d966daeac9be7eb5f6a.exe	88
PID 2436 wrote to memory of 3564	2436	JaffaCakes118_6a72a8b6cfed8d966daeac9be7eb5f6a.exe	88

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a72a8b6cfed8d966daeac9be7eb5f6a.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a72a8b6cfed8d966daeac9be7eb5f6a.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3464
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a72a8b6cfed8d966daeac9be7eb5f6a.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a72a8b6cfed8d966daeac9be7eb5f6a.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:2436
- - 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:3564

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/2436-0-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2436-2-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3464-1-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/3564-7-0x0000000000840000-0x000000000084E000-memory.dmp

Filesize
56KB

Download
memory/3564-5-0x0000000000840000-0x000000000084E000-memory.dmp

Filesize
56KB

Download
memory/3564-9-0x00000000013E0000-0x00000000013E5000-memory.dmp

Filesize
20KB

Download
memory/3564-13-0x00000000013E0000-0x00000000013E5000-memory.dmp

Filesize
20KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads