andromeda | 6d921a770b60e2d4a25dbe8ecd4a887b371640802dae4a64aa23714242600ca4

General

Target

6d921a770b60e2d4a25dbe8ecd4a887b371640802dae4a64aa23714242600ca4.exe
Size

124KB
MD5

101dd9f9efb5c1c204ff7df24a393999
SHA1

fd476e1c071ecab566297f0dbc5d072486a11f24
SHA256

6d921a770b60e2d4a25dbe8ecd4a887b371640802dae4a64aa23714242600ca4
SHA512

9abc2aa423f1f1369b73c27be53d770a6ae18712ec102f98a327b39f34efe8ff274d28e7ae444549ac531bd20c1ccdf0f9944cbe05271ced86487d317296397d
SSDEEP

1536:l6u6YB56XJ6owvzbNfURp4VntUhtH7Vi4Bh4G0TQJBwGpNcID9OhsX:l6uB28owvlrVnihVVi4H4Ewuce

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/3036-0-0x0000000000400000-0x0000000000409000-memory.dmp	family_andromeda
behavioral2/memory/3036-3-0x0000000000400000-0x0000000000409000-memory.dmp	family_andromeda
behavioral2/memory/5236-10-0x0000000000BF0000-0x0000000000BF5000-memory.dmp	family_andromeda
behavioral2/memory/5236-14-0x0000000000BF0000-0x0000000000BF5000-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\46018 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\ccbwdwh.bat"	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
3036	6d921a770b60e2d4a25dbe8ecd4a887b371640802dae4a64aa23714242600ca4.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 408 set thread context of 3036	408	6d921a770b60e2d4a25dbe8ecd4a887b371640802dae4a64aa23714242600ca4.exe	89

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\PROGRA~3\LOCALS~1\Temp\ccbwdwh.bat	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	6d921a770b60e2d4a25dbe8ecd4a887b371640802dae4a64aa23714242600ca4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6d921a770b60e2d4a25dbe8ecd4a887b371640802dae4a64aa23714242600ca4.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
3036	6d921a770b60e2d4a25dbe8ecd4a887b371640802dae4a64aa23714242600ca4.exe
3036	6d921a770b60e2d4a25dbe8ecd4a887b371640802dae4a64aa23714242600ca4.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 408 wrote to memory of 3036	408	6d921a770b60e2d4a25dbe8ecd4a887b371640802dae4a64aa23714242600ca4.exe	89
PID 408 wrote to memory of 3036	408	6d921a770b60e2d4a25dbe8ecd4a887b371640802dae4a64aa23714242600ca4.exe	89
PID 408 wrote to memory of 3036	408	6d921a770b60e2d4a25dbe8ecd4a887b371640802dae4a64aa23714242600ca4.exe	89
PID 408 wrote to memory of 3036	408	6d921a770b60e2d4a25dbe8ecd4a887b371640802dae4a64aa23714242600ca4.exe	89
PID 408 wrote to memory of 3036	408	6d921a770b60e2d4a25dbe8ecd4a887b371640802dae4a64aa23714242600ca4.exe	89
PID 408 wrote to memory of 3036	408	6d921a770b60e2d4a25dbe8ecd4a887b371640802dae4a64aa23714242600ca4.exe	89
PID 3036 wrote to memory of 5236	3036	6d921a770b60e2d4a25dbe8ecd4a887b371640802dae4a64aa23714242600ca4.exe	90
PID 3036 wrote to memory of 5236	3036	6d921a770b60e2d4a25dbe8ecd4a887b371640802dae4a64aa23714242600ca4.exe	90
PID 3036 wrote to memory of 5236	3036	6d921a770b60e2d4a25dbe8ecd4a887b371640802dae4a64aa23714242600ca4.exe	90

C:\Users\Admin\AppData\Local\Temp\6d921a770b60e2d4a25dbe8ecd4a887b371640802dae4a64aa23714242600ca4.exe
"C:\Users\Admin\AppData\Local\Temp\6d921a770b60e2d4a25dbe8ecd4a887b371640802dae4a64aa23714242600ca4.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:408
- C:\Users\Admin\AppData\Local\Temp\6d921a770b60e2d4a25dbe8ecd4a887b371640802dae4a64aa23714242600ca4.exe
  "C:\Users\Admin\AppData\Local\Temp\6d921a770b60e2d4a25dbe8ecd4a887b371640802dae4a64aa23714242600ca4.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:3036
- - 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:5236

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\6d921a770b60e2d4a25dbe8ecd4a887b371640802dae4a64aa23714242600ca4.exe

Filesize
124KB

MD5
101dd9f9efb5c1c204ff7df24a393999

SHA1
fd476e1c071ecab566297f0dbc5d072486a11f24

SHA256
6d921a770b60e2d4a25dbe8ecd4a887b371640802dae4a64aa23714242600ca4

SHA512
9abc2aa423f1f1369b73c27be53d770a6ae18712ec102f98a327b39f34efe8ff274d28e7ae444549ac531bd20c1ccdf0f9944cbe05271ced86487d317296397d

Download Submit
memory/3036-0-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3036-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/5236-6-0x0000000000760000-0x000000000076E000-memory.dmp

Filesize
56KB

Download
memory/5236-8-0x0000000000760000-0x000000000076E000-memory.dmp

Filesize
56KB

Download
memory/5236-10-0x0000000000BF0000-0x0000000000BF5000-memory.dmp

Filesize
20KB

Download
memory/5236-14-0x0000000000BF0000-0x0000000000BF5000-memory.dmp

Filesize
20KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads