andromeda | 8b7c79de7f6d9f2007743348736216151eda6d4a287c480bc78da9962e413a2d

General

Target

8b7c79de7f6d9f2007743348736216151eda6d4a287c480bc78da9962e413a2d.exe
Size

212KB
MD5

d2a129307a0335890270db2db2cd40df
SHA1

fdd895190b3cb24f87f202d4e991ca021f86e811
SHA256

8b7c79de7f6d9f2007743348736216151eda6d4a287c480bc78da9962e413a2d
SHA512

9afd5eaa2db437e54c2cbabbeb93f47ad2df7ee3414bd2ad73265792651dce19a7fb8bc637e8b24c5d3769f2ad3f0b9ac74d64007b66b45f8596971aec343bb0
SSDEEP

3072:/Bb4M+rlz9GMSu3oHWWH1+cmm/foQnNtH5LcRQsq0d9HNrqwo:/14RzUNsYN1B9nX9Ud9HNuN

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/4712-0-0x0000000000400000-0x0000000000409000-memory.dmp	family_andromeda
behavioral2/memory/4712-3-0x0000000000400000-0x0000000000409000-memory.dmp	family_andromeda
behavioral2/memory/2592-9-0x0000000000FE0000-0x0000000000FE5000-memory.dmp	family_andromeda
behavioral2/memory/2592-13-0x0000000000FE0000-0x0000000000FE5000-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\58511 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\ccdowy.cmd"	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
4712	8b7c79de7f6d9f2007743348736216151eda6d4a287c480bc78da9962e413a2d.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2444 set thread context of 4712	2444	8b7c79de7f6d9f2007743348736216151eda6d4a287c480bc78da9962e413a2d.exe	85

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\PROGRA~3\LOCALS~1\Temp\ccdowy.cmd	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	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8b7c79de7f6d9f2007743348736216151eda6d4a287c480bc78da9962e413a2d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8b7c79de7f6d9f2007743348736216151eda6d4a287c480bc78da9962e413a2d.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2444	8b7c79de7f6d9f2007743348736216151eda6d4a287c480bc78da9962e413a2d.exe
2444	8b7c79de7f6d9f2007743348736216151eda6d4a287c480bc78da9962e413a2d.exe
2444	8b7c79de7f6d9f2007743348736216151eda6d4a287c480bc78da9962e413a2d.exe
2444	8b7c79de7f6d9f2007743348736216151eda6d4a287c480bc78da9962e413a2d.exe
2444	8b7c79de7f6d9f2007743348736216151eda6d4a287c480bc78da9962e413a2d.exe
2444	8b7c79de7f6d9f2007743348736216151eda6d4a287c480bc78da9962e413a2d.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
4712	8b7c79de7f6d9f2007743348736216151eda6d4a287c480bc78da9962e413a2d.exe
4712	8b7c79de7f6d9f2007743348736216151eda6d4a287c480bc78da9962e413a2d.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2444 wrote to memory of 4712	2444	8b7c79de7f6d9f2007743348736216151eda6d4a287c480bc78da9962e413a2d.exe	85
PID 2444 wrote to memory of 4712	2444	8b7c79de7f6d9f2007743348736216151eda6d4a287c480bc78da9962e413a2d.exe	85
PID 2444 wrote to memory of 4712	2444	8b7c79de7f6d9f2007743348736216151eda6d4a287c480bc78da9962e413a2d.exe	85
PID 2444 wrote to memory of 4712	2444	8b7c79de7f6d9f2007743348736216151eda6d4a287c480bc78da9962e413a2d.exe	85
PID 2444 wrote to memory of 4712	2444	8b7c79de7f6d9f2007743348736216151eda6d4a287c480bc78da9962e413a2d.exe	85
PID 2444 wrote to memory of 4712	2444	8b7c79de7f6d9f2007743348736216151eda6d4a287c480bc78da9962e413a2d.exe	85
PID 4712 wrote to memory of 2592	4712	8b7c79de7f6d9f2007743348736216151eda6d4a287c480bc78da9962e413a2d.exe	86
PID 4712 wrote to memory of 2592	4712	8b7c79de7f6d9f2007743348736216151eda6d4a287c480bc78da9962e413a2d.exe	86
PID 4712 wrote to memory of 2592	4712	8b7c79de7f6d9f2007743348736216151eda6d4a287c480bc78da9962e413a2d.exe	86

C:\Users\Admin\AppData\Local\Temp\8b7c79de7f6d9f2007743348736216151eda6d4a287c480bc78da9962e413a2d.exe
"C:\Users\Admin\AppData\Local\Temp\8b7c79de7f6d9f2007743348736216151eda6d4a287c480bc78da9962e413a2d.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2444
- C:\Users\Admin\AppData\Local\Temp\8b7c79de7f6d9f2007743348736216151eda6d4a287c480bc78da9962e413a2d.exe
  "C:\Users\Admin\AppData\Local\Temp\8b7c79de7f6d9f2007743348736216151eda6d4a287c480bc78da9962e413a2d.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:4712
- - 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:2592

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\8b7c79de7f6d9f2007743348736216151eda6d4a287c480bc78da9962e413a2d.exe

Filesize
212KB

MD5
d2a129307a0335890270db2db2cd40df

SHA1
fdd895190b3cb24f87f202d4e991ca021f86e811

SHA256
8b7c79de7f6d9f2007743348736216151eda6d4a287c480bc78da9962e413a2d

SHA512
9afd5eaa2db437e54c2cbabbeb93f47ad2df7ee3414bd2ad73265792651dce19a7fb8bc637e8b24c5d3769f2ad3f0b9ac74d64007b66b45f8596971aec343bb0

Download Submit
memory/2592-5-0x0000000000B50000-0x0000000000B5E000-memory.dmp

Filesize
56KB

Download
memory/2592-7-0x0000000000B50000-0x0000000000B5E000-memory.dmp

Filesize
56KB

Download
memory/2592-9-0x0000000000FE0000-0x0000000000FE5000-memory.dmp

Filesize
20KB

Download
memory/2592-13-0x0000000000FE0000-0x0000000000FE5000-memory.dmp

Filesize
20KB

Download
memory/4712-0-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4712-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads