andromeda | 4e185afb3f77b2fc00b0a4c6d8c23ef1b8f1ce52d6b1d366a64bec98b058a5a9

General

Target

4e185afb3f77b2fc00b0a4c6d8c23ef1b8f1ce52d6b1d366a64bec98b058a5a9N.exe
Size

61KB
MD5

8df4ef006d5fcabeebdb27326f1b7ff0
SHA1

a0c5b507d02714dc968c26a106a4baa2683f07f7
SHA256

4e185afb3f77b2fc00b0a4c6d8c23ef1b8f1ce52d6b1d366a64bec98b058a5a9
SHA512

a02993fb70e06a9ed094d1dd6dd15a2c6eac99594b67b8163501eefc630649416c4715c9e72d2f018efb70621eff639f9f4e3093f6b23eeaff90d400a16b433b
SSDEEP

1536:QB27hZMls+WZ7wmzqltdQJWko1ccMGzBN/IJE9Conj:QWHMBWZ7fGtqwtLV+E9/

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

Processes:

resource	yara_rule
behavioral2/memory/724-10-0x00000000007D0000-0x00000000007D5000-memory.dmp	family_andromeda
behavioral2/memory/724-14-0x00000000007D0000-0x00000000007D5000-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

Processes:

svchost.exe

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\9035 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\msnojui.bat"	svchost.exe

Deletes itself 1 IoCs

Processes:

svchost.exe

pid	Process
724	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

Processes:

4e185afb3f77b2fc00b0a4c6d8c23ef1b8f1ce52d6b1d366a64bec98b058a5a9N.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\disk\enum	4e185afb3f77b2fc00b0a4c6d8c23ef1b8f1ce52d6b1d366a64bec98b058a5a9N.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	4e185afb3f77b2fc00b0a4c6d8c23ef1b8f1ce52d6b1d366a64bec98b058a5a9N.exe

Drops file in Program Files directory 1 IoCs

Processes:

svchost.exe

description	ioc	Process
File created	C:\PROGRA~3\LOCALS~1\Temp\msnojui.bat	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

Processes:

4e185afb3f77b2fc00b0a4c6d8c23ef1b8f1ce52d6b1d366a64bec98b058a5a9N.exesvchost.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4e185afb3f77b2fc00b0a4c6d8c23ef1b8f1ce52d6b1d366a64bec98b058a5a9N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

4e185afb3f77b2fc00b0a4c6d8c23ef1b8f1ce52d6b1d366a64bec98b058a5a9N.exe

pid	Process
2652	4e185afb3f77b2fc00b0a4c6d8c23ef1b8f1ce52d6b1d366a64bec98b058a5a9N.exe
2652	4e185afb3f77b2fc00b0a4c6d8c23ef1b8f1ce52d6b1d366a64bec98b058a5a9N.exe

Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

4e185afb3f77b2fc00b0a4c6d8c23ef1b8f1ce52d6b1d366a64bec98b058a5a9N.exe

pid	Process
2652	4e185afb3f77b2fc00b0a4c6d8c23ef1b8f1ce52d6b1d366a64bec98b058a5a9N.exe
2652	4e185afb3f77b2fc00b0a4c6d8c23ef1b8f1ce52d6b1d366a64bec98b058a5a9N.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

4e185afb3f77b2fc00b0a4c6d8c23ef1b8f1ce52d6b1d366a64bec98b058a5a9N.exe

description	pid	Process	procid_target
PID 2652 wrote to memory of 724	2652	4e185afb3f77b2fc00b0a4c6d8c23ef1b8f1ce52d6b1d366a64bec98b058a5a9N.exe	86
PID 2652 wrote to memory of 724	2652	4e185afb3f77b2fc00b0a4c6d8c23ef1b8f1ce52d6b1d366a64bec98b058a5a9N.exe	86
PID 2652 wrote to memory of 724	2652	4e185afb3f77b2fc00b0a4c6d8c23ef1b8f1ce52d6b1d366a64bec98b058a5a9N.exe	86

C:\Users\Admin\AppData\Local\Temp\4e185afb3f77b2fc00b0a4c6d8c23ef1b8f1ce52d6b1d366a64bec98b058a5a9N.exe
"C:\Users\Admin\AppData\Local\Temp\4e185afb3f77b2fc00b0a4c6d8c23ef1b8f1ce52d6b1d366a64bec98b058a5a9N.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:2652
- 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:724

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/724-4-0x0000000000310000-0x000000000031E000-memory.dmp

Filesize
56KB

Download
memory/724-8-0x0000000000310000-0x000000000031E000-memory.dmp

Filesize
56KB

Download
memory/724-10-0x00000000007D0000-0x00000000007D5000-memory.dmp

Filesize
20KB

Download
memory/724-14-0x00000000007D0000-0x00000000007D5000-memory.dmp

Filesize
20KB

Download
memory/2652-0-0x0000000000404000-0x0000000000409000-memory.dmp

Filesize
20KB

Download
memory/2652-1-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/2652-2-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/2652-3-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/2652-7-0x0000000000404000-0x0000000000409000-memory.dmp

Filesize
20KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads