andromeda | 120c9389731ad3819715a1a268c3cb14db938483d99ee92e6dd16074b30a4d41

Analysis

max time kernel
149s
max time network
153s
platform
windows11-21h2_x64
resource
win11-20260513-en
resource tags

arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
24/05/2026, 01:48

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General

Target
sub_120c9389731a.exe
Size 152KB
Sample260524-b8mhyaew4k
SHA256 120c9389731ad3819715a1a268c3cb14db938483d99ee92e6dd16074b30a4d41
MD5 1009eec443d9e621a5b3dc3b5680a1d8
SHA1 51d0505457ad9a2d4acbc7c4385d72babd3b4806
SHA512 f201dbdf9e6525d9ee0ecc2ee3416963518c0a853c7873052dd4d3e30baa895290ee0ce52e01cc91efaa1f5cd71e58cce5a287b490476ea0aa84efb45682e9dd
SSDEEP 3072:mtWZqwoa9Xa1Idart19RdWQnyuuHn6LH1al3:mtxIqqdtQnyucn6LMd
TLSH
T144E30A45E7138663DE181AF94E4E1C861AEEDC27F8702AB2F1C84D5876E044C6FCB9B5
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

backdoor botnet discovery andromeda persistence

Malware Config

Signatures

Family: 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/4920-0-0x0000000000400000-0x0000000000409000-memory.dmp	family_andromeda
behavioral2/memory/4920-2-0x0000000000400000-0x0000000000409000-memory.dmp	family_andromeda
behavioral2/memory/3268-10-0x0000000000CD0000-0x0000000000CD5000-memory.dmp	family_andromeda
behavioral2/memory/3268-12-0x0000000000CD0000-0x0000000000CD5000-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	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\6854 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\ccnzrun.com"	msiexec.exe

Badlisted process makes network request 21 IoCs

Network request originating from process or tool commonly abused by malware.

flow	pid	Process
2	3268	msiexec.exe
3	3268	msiexec.exe
4	3268	msiexec.exe
5	3268	msiexec.exe
6	3268	msiexec.exe
7	3268	msiexec.exe
8	3268	msiexec.exe
9	3268	msiexec.exe
10	3268	msiexec.exe
11	3268	msiexec.exe
12	3268	msiexec.exe
13	3268	msiexec.exe
14	3268	msiexec.exe
15	3268	msiexec.exe
16	3268	msiexec.exe
18	3268	msiexec.exe
19	3268	msiexec.exe
20	3268	msiexec.exe
21	3268	msiexec.exe
22	3268	msiexec.exe
23	3268	msiexec.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4000 set thread context of 4920	4000	sub_120c9389731a.exe	80

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\PROGRA~3\LOCALS~1\Temp\ccnzrun.com	msiexec.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	sub_120c9389731a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sub_120c9389731a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msiexec.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
4920	sub_120c9389731a.exe
4920	sub_120c9389731a.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4000 wrote to memory of 4920	4000	sub_120c9389731a.exe	80
PID 4000 wrote to memory of 4920	4000	sub_120c9389731a.exe	80
PID 4000 wrote to memory of 4920	4000	sub_120c9389731a.exe	80
PID 4000 wrote to memory of 4920	4000	sub_120c9389731a.exe	80
PID 4920 wrote to memory of 3268	4920	sub_120c9389731a.exe	81

C:\Users\Admin\AppData\Local\Temp\sub_120c9389731a.exe
"C:\Users\Admin\AppData\Local\Temp\sub_120c9389731a.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4000
- C:\Users\Admin\AppData\Local\Temp\sub_120c9389731a.exe
  "C:\Users\Admin\AppData\Local\Temp\sub_120c9389731a.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:4920
- - C:\Windows\SysWOW64\msiexec.exe
    C:\Windows\syswow64\msiexec.exe
    3⤵
    - Adds policy Run key to start application
    - Badlisted process makes network request
    - Drops file in Program Files directory
    - System Location Discovery: System Language Discovery
    PID:3268

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3268-5-0x0000000000D00000-0x0000000000D28000-memory.dmp

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memory/3268-9-0x0000000000D00000-0x0000000000D28000-memory.dmp

Download

memory/3268-8-0x0000000000D00000-0x0000000000D28000-memory.dmp

Download

memory/3268-10-0x0000000000CD0000-0x0000000000CD5000-memory.dmp

Download

memory/3268-12-0x0000000000CD0000-0x0000000000CD5000-memory.dmp

Download

memory/4920-0-0x0000000000400000-0x0000000000409000-memory.dmp

Download

memory/4920-2-0x0000000000400000-0x0000000000409000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads