andromeda | e241872fc445da8a130c7e67220d6201f40cc3b0adfaad15b7c617b977f5b96c

General

Target

JaffaCakes118_4f19e5070057ebaab5fe2e45362696fb.exe
Size

87KB
MD5

4f19e5070057ebaab5fe2e45362696fb
SHA1

0141745944da5a69c429cbc9b145548312e7954e
SHA256

e241872fc445da8a130c7e67220d6201f40cc3b0adfaad15b7c617b977f5b96c
SHA512

d123d1d453d93e3777f06015f24d6bac40a13dfd03e2ee1b7d9325754186e79d2939b9c75037fccb7751ac6712587e371a346c8517a1951aa7c48858417d64f8
SSDEEP

384:83hBfvdN0ecFrsk8chpHF340+JNjSSN/Me4rY90sNGjsy+BLZBwdUrOJZz/F1pzu:KfMecZp9FPa2Std4MqE/ZydgWvXe

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/49796-8-0x0000000000E00000-0x0000000000E05000-memory.dmp	family_andromeda
behavioral2/memory/49796-12-0x0000000000E00000-0x0000000000E05000-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\12836 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\msyocabaz.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
49796	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
49772	JaffaCakes118_4f19e5070057ebaab5fe2e45362696fb.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_4f19e5070057ebaab5fe2e45362696fb.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	JaffaCakes118_4f19e5070057ebaab5fe2e45362696fb.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2872 set thread context of 49772	2872	JaffaCakes118_4f19e5070057ebaab5fe2e45362696fb.exe	90

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\PROGRA~3\LOCALS~1\Temp\msyocabaz.exe	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_4f19e5070057ebaab5fe2e45362696fb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_4f19e5070057ebaab5fe2e45362696fb.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2872	JaffaCakes118_4f19e5070057ebaab5fe2e45362696fb.exe
2872	JaffaCakes118_4f19e5070057ebaab5fe2e45362696fb.exe
2872	JaffaCakes118_4f19e5070057ebaab5fe2e45362696fb.exe
2872	JaffaCakes118_4f19e5070057ebaab5fe2e45362696fb.exe
2872	JaffaCakes118_4f19e5070057ebaab5fe2e45362696fb.exe
2872	JaffaCakes118_4f19e5070057ebaab5fe2e45362696fb.exe
2872	JaffaCakes118_4f19e5070057ebaab5fe2e45362696fb.exe
2872	JaffaCakes118_4f19e5070057ebaab5fe2e45362696fb.exe
2872	JaffaCakes118_4f19e5070057ebaab5fe2e45362696fb.exe
2872	JaffaCakes118_4f19e5070057ebaab5fe2e45362696fb.exe
2872	JaffaCakes118_4f19e5070057ebaab5fe2e45362696fb.exe
2872	JaffaCakes118_4f19e5070057ebaab5fe2e45362696fb.exe
2872	JaffaCakes118_4f19e5070057ebaab5fe2e45362696fb.exe
2872	JaffaCakes118_4f19e5070057ebaab5fe2e45362696fb.exe
2872	JaffaCakes118_4f19e5070057ebaab5fe2e45362696fb.exe
2872	JaffaCakes118_4f19e5070057ebaab5fe2e45362696fb.exe
2872	JaffaCakes118_4f19e5070057ebaab5fe2e45362696fb.exe
2872	JaffaCakes118_4f19e5070057ebaab5fe2e45362696fb.exe
49772	JaffaCakes118_4f19e5070057ebaab5fe2e45362696fb.exe
49772	JaffaCakes118_4f19e5070057ebaab5fe2e45362696fb.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
49772	JaffaCakes118_4f19e5070057ebaab5fe2e45362696fb.exe
49772	JaffaCakes118_4f19e5070057ebaab5fe2e45362696fb.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2872 wrote to memory of 49772	2872	JaffaCakes118_4f19e5070057ebaab5fe2e45362696fb.exe	90
PID 2872 wrote to memory of 49772	2872	JaffaCakes118_4f19e5070057ebaab5fe2e45362696fb.exe	90
PID 2872 wrote to memory of 49772	2872	JaffaCakes118_4f19e5070057ebaab5fe2e45362696fb.exe	90
PID 2872 wrote to memory of 49772	2872	JaffaCakes118_4f19e5070057ebaab5fe2e45362696fb.exe	90
PID 2872 wrote to memory of 49772	2872	JaffaCakes118_4f19e5070057ebaab5fe2e45362696fb.exe	90
PID 49772 wrote to memory of 49796	49772	JaffaCakes118_4f19e5070057ebaab5fe2e45362696fb.exe	91
PID 49772 wrote to memory of 49796	49772	JaffaCakes118_4f19e5070057ebaab5fe2e45362696fb.exe	91
PID 49772 wrote to memory of 49796	49772	JaffaCakes118_4f19e5070057ebaab5fe2e45362696fb.exe	91

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4f19e5070057ebaab5fe2e45362696fb.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4f19e5070057ebaab5fe2e45362696fb.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2872
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4f19e5070057ebaab5fe2e45362696fb.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4f19e5070057ebaab5fe2e45362696fb.exe"
  2⤵
  - Executes dropped EXE
  - Maps connected drives based on registry
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:49772
- - 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:49796

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

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4f19e5070057ebaab5fe2e45362696fb.exe

Filesize
87KB

MD5
4f19e5070057ebaab5fe2e45362696fb

SHA1
0141745944da5a69c429cbc9b145548312e7954e

SHA256
e241872fc445da8a130c7e67220d6201f40cc3b0adfaad15b7c617b977f5b96c

SHA512
d123d1d453d93e3777f06015f24d6bac40a13dfd03e2ee1b7d9325754186e79d2939b9c75037fccb7751ac6712587e371a346c8517a1951aa7c48858417d64f8

Download Submit
memory/49772-0-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/49796-4-0x00000000004F0000-0x00000000004FE000-memory.dmp

Filesize
56KB

Download
memory/49796-6-0x00000000004F0000-0x00000000004FE000-memory.dmp

Filesize
56KB

Download
memory/49796-8-0x0000000000E00000-0x0000000000E05000-memory.dmp

Filesize
20KB

Download
memory/49796-12-0x0000000000E00000-0x0000000000E05000-memory.dmp

Filesize
20KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads