andromeda | 2e6a37868d4fda9c31dcc7d9d68edde4dda9187cc995ff7882ae72ac75ef352c

General

Target

JaffaCakes118_27812a0e34bb6fb435216d63ee22b7ca.exe
Size

61KB
MD5

27812a0e34bb6fb435216d63ee22b7ca
SHA1

0d073438252a0d22c72a8fd8a2888a9c1a66d14b
SHA256

2e6a37868d4fda9c31dcc7d9d68edde4dda9187cc995ff7882ae72ac75ef352c
SHA512

ed3bed5e5c11c63285b890d40aeeffb6238be7b58efb36e2e8e676479fa6813c026c13921caaca8ccbacccaad9f392b9916bd801aaa18649770bf82a4cebf744
SSDEEP

768:4sldGxU7CvsMWECQdoLS57wSq4q75Nzi/uwv:duxa6sMWECqoz4q73Wfv

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. 3 IoCs

resource	yara_rule
behavioral2/memory/1656-11-0x00000000007F0000-0x00000000007F5000-memory.dmp	family_andromeda
behavioral2/memory/1656-15-0x00000000007F0000-0x00000000007F5000-memory.dmp	family_andromeda
behavioral2/memory/1656-16-0x00000000007F0000-0x00000000007F5000-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\41952 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\mssgxb.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
1656	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 value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	JaffaCakes118_27812a0e34bb6fb435216d63ee22b7ca.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\disk\enum	JaffaCakes118_27812a0e34bb6fb435216d63ee22b7ca.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5080 set thread context of 1244	5080	JaffaCakes118_27812a0e34bb6fb435216d63ee22b7ca.exe	87

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\PROGRA~3\LOCALS~1\Temp\mssgxb.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_27812a0e34bb6fb435216d63ee22b7ca.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_27812a0e34bb6fb435216d63ee22b7ca.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1244	JaffaCakes118_27812a0e34bb6fb435216d63ee22b7ca.exe
1244	JaffaCakes118_27812a0e34bb6fb435216d63ee22b7ca.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
1244	JaffaCakes118_27812a0e34bb6fb435216d63ee22b7ca.exe
1244	JaffaCakes118_27812a0e34bb6fb435216d63ee22b7ca.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 5080 wrote to memory of 1244	5080	JaffaCakes118_27812a0e34bb6fb435216d63ee22b7ca.exe	87
PID 5080 wrote to memory of 1244	5080	JaffaCakes118_27812a0e34bb6fb435216d63ee22b7ca.exe	87
PID 5080 wrote to memory of 1244	5080	JaffaCakes118_27812a0e34bb6fb435216d63ee22b7ca.exe	87
PID 5080 wrote to memory of 1244	5080	JaffaCakes118_27812a0e34bb6fb435216d63ee22b7ca.exe	87
PID 5080 wrote to memory of 1244	5080	JaffaCakes118_27812a0e34bb6fb435216d63ee22b7ca.exe	87
PID 5080 wrote to memory of 1244	5080	JaffaCakes118_27812a0e34bb6fb435216d63ee22b7ca.exe	87
PID 1244 wrote to memory of 1656	1244	JaffaCakes118_27812a0e34bb6fb435216d63ee22b7ca.exe	88
PID 1244 wrote to memory of 1656	1244	JaffaCakes118_27812a0e34bb6fb435216d63ee22b7ca.exe	88
PID 1244 wrote to memory of 1656	1244	JaffaCakes118_27812a0e34bb6fb435216d63ee22b7ca.exe	88

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_27812a0e34bb6fb435216d63ee22b7ca.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_27812a0e34bb6fb435216d63ee22b7ca.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5080
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_27812a0e34bb6fb435216d63ee22b7ca.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_27812a0e34bb6fb435216d63ee22b7ca.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:1244
- - 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:1656

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/1244-1-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1244-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1656-7-0x0000000000E10000-0x0000000000E1E000-memory.dmp

Filesize
56KB

Download
memory/1656-9-0x0000000000E10000-0x0000000000E1E000-memory.dmp

Filesize
56KB

Download
memory/1656-11-0x00000000007F0000-0x00000000007F5000-memory.dmp

Filesize
20KB

Download
memory/1656-15-0x00000000007F0000-0x00000000007F5000-memory.dmp

Filesize
20KB

Download
memory/1656-16-0x00000000007F0000-0x00000000007F5000-memory.dmp

Filesize
20KB

Download
memory/5080-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/5080-3-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads