andromeda | 4f4123cb895b483506943324236ed78d3ba9cb525477a033741eb65b73d3b6c1

General

Target

JaffaCakes118_4e43dbafd19824fa6f7080203bf11ab0.exe
Size

78KB
MD5

4e43dbafd19824fa6f7080203bf11ab0
SHA1

96c38994a3832b3f836279686c85c72e1917a65d
SHA256

4f4123cb895b483506943324236ed78d3ba9cb525477a033741eb65b73d3b6c1
SHA512

bb3e51767b99a55eef5c6d55484acf3d131c8c7cb04ef8cd4b1d3278741ffa0642a5244526e900c0690916c4616fc362a57498dd949162778cb512d6831dab05
SSDEEP

768:B6Qrox4Gb+nNbsrFpoQNYSCZ+S6Mazz86O30SQSWjIj2BQjreUmPysXBTtlNhN7V:AfqnhsoQNhCZ+oazz/On0QjreUmKu5B7

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. 4 IoCs

resource	yara_rule
behavioral2/memory/2044-0-0x0000000000400000-0x0000000000409000-memory.dmp	family_andromeda
behavioral2/memory/2044-3-0x0000000000400000-0x0000000000409000-memory.dmp	family_andromeda
behavioral2/memory/3760-10-0x00000000001F0000-0x00000000001F5000-memory.dmp	family_andromeda
behavioral2/memory/3760-14-0x00000000001F0000-0x00000000001F5000-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\31799 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\ccamviaf.com"	svchost.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2044	JaffaCakes118_4e43dbafd19824fa6f7080203bf11ab0.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4812 set thread context of 2044	4812	JaffaCakes118_4e43dbafd19824fa6f7080203bf11ab0.exe	88

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\PROGRA~3\LOCALS~1\Temp\ccamviaf.com	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_4e43dbafd19824fa6f7080203bf11ab0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_4e43dbafd19824fa6f7080203bf11ab0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
2044	JaffaCakes118_4e43dbafd19824fa6f7080203bf11ab0.exe
2044	JaffaCakes118_4e43dbafd19824fa6f7080203bf11ab0.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4812 wrote to memory of 2044	4812	JaffaCakes118_4e43dbafd19824fa6f7080203bf11ab0.exe	88
PID 4812 wrote to memory of 2044	4812	JaffaCakes118_4e43dbafd19824fa6f7080203bf11ab0.exe	88
PID 4812 wrote to memory of 2044	4812	JaffaCakes118_4e43dbafd19824fa6f7080203bf11ab0.exe	88
PID 4812 wrote to memory of 2044	4812	JaffaCakes118_4e43dbafd19824fa6f7080203bf11ab0.exe	88
PID 4812 wrote to memory of 2044	4812	JaffaCakes118_4e43dbafd19824fa6f7080203bf11ab0.exe	88
PID 4812 wrote to memory of 2044	4812	JaffaCakes118_4e43dbafd19824fa6f7080203bf11ab0.exe	88
PID 2044 wrote to memory of 3760	2044	JaffaCakes118_4e43dbafd19824fa6f7080203bf11ab0.exe	89
PID 2044 wrote to memory of 3760	2044	JaffaCakes118_4e43dbafd19824fa6f7080203bf11ab0.exe	89
PID 2044 wrote to memory of 3760	2044	JaffaCakes118_4e43dbafd19824fa6f7080203bf11ab0.exe	89

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4e43dbafd19824fa6f7080203bf11ab0.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4e43dbafd19824fa6f7080203bf11ab0.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4812
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4e43dbafd19824fa6f7080203bf11ab0.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4e43dbafd19824fa6f7080203bf11ab0.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:2044
- - C:\Windows\SysWOW64\svchost.exe
    C:\Windows\syswow64\svchost.exe
    3⤵
    - Adds policy Run key to start application
    - Drops file in Program Files directory
    - System Location Discovery: System Language Discovery
    PID:3760

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

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4e43dbafd19824fa6f7080203bf11ab0.exe

Filesize
78KB

MD5
4e43dbafd19824fa6f7080203bf11ab0

SHA1
96c38994a3832b3f836279686c85c72e1917a65d

SHA256
4f4123cb895b483506943324236ed78d3ba9cb525477a033741eb65b73d3b6c1

SHA512
bb3e51767b99a55eef5c6d55484acf3d131c8c7cb04ef8cd4b1d3278741ffa0642a5244526e900c0690916c4616fc362a57498dd949162778cb512d6831dab05

Download Submit
memory/2044-0-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2044-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3760-5-0x0000000000770000-0x000000000077E000-memory.dmp

Filesize
56KB

Download
memory/3760-8-0x0000000000770000-0x000000000077E000-memory.dmp

Filesize
56KB

Download
memory/3760-10-0x00000000001F0000-0x00000000001F5000-memory.dmp

Filesize
20KB

Download
memory/3760-14-0x00000000001F0000-0x00000000001F5000-memory.dmp

Filesize
20KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads