andromeda | dcbe20b26be818c4dd17cfcc9f77b141335922ce83015ba325bc568a0f5f04ec

General

Target

dcbe20b26be818c4dd17cfcc9f77b141335922ce83015ba325bc568a0f5f04ecN.exe
Size

62KB
MD5

60df716ffbf9f20f8e9ee751ddc09460
SHA1

e5358364fe0708a41844ede1a36f6fcc9a8f3690
SHA256

dcbe20b26be818c4dd17cfcc9f77b141335922ce83015ba325bc568a0f5f04ec
SHA512

a51c481087519f3396bb9c17193fbc994f51c4417821474a5d5cb7a43146dec19a79de5e07d938585e2fcb64446b13559e0a9f9a92bc26f7ddf39fd297de1b0f
SSDEEP

768:8ZYOGJ8z39m6odrD2ydQtaCGvRDvqguFjI3LOLisuIPcH9e3FEx8EFK4AVSi0WCu:83t2dGanvsh2ki4PQeVEKE38TCNMBMpG

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

resource	yara_rule
behavioral2/memory/4848-10-0x0000000000FB0000-0x0000000000FB5000-memory.dmp	family_andromeda
behavioral2/memory/4848-14-0x0000000000FB0000-0x0000000000FB5000-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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\10332 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\msycyveu.scr"	svchost.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	svchost.exe

Deletes itself 1 IoCs

pid	Process
4848	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 opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\disk\enum	dcbe20b26be818c4dd17cfcc9f77b141335922ce83015ba325bc568a0f5f04ecN.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	dcbe20b26be818c4dd17cfcc9f77b141335922ce83015ba325bc568a0f5f04ecN.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\PROGRA~3\LOCALS~1\Temp\msycyveu.scr	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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dcbe20b26be818c4dd17cfcc9f77b141335922ce83015ba325bc568a0f5f04ecN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
760	dcbe20b26be818c4dd17cfcc9f77b141335922ce83015ba325bc568a0f5f04ecN.exe
760	dcbe20b26be818c4dd17cfcc9f77b141335922ce83015ba325bc568a0f5f04ecN.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
760	dcbe20b26be818c4dd17cfcc9f77b141335922ce83015ba325bc568a0f5f04ecN.exe
760	dcbe20b26be818c4dd17cfcc9f77b141335922ce83015ba325bc568a0f5f04ecN.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 760 wrote to memory of 4848	760	dcbe20b26be818c4dd17cfcc9f77b141335922ce83015ba325bc568a0f5f04ecN.exe	83
PID 760 wrote to memory of 4848	760	dcbe20b26be818c4dd17cfcc9f77b141335922ce83015ba325bc568a0f5f04ecN.exe	83
PID 760 wrote to memory of 4848	760	dcbe20b26be818c4dd17cfcc9f77b141335922ce83015ba325bc568a0f5f04ecN.exe	83

C:\Users\Admin\AppData\Local\Temp\dcbe20b26be818c4dd17cfcc9f77b141335922ce83015ba325bc568a0f5f04ecN.exe
"C:\Users\Admin\AppData\Local\Temp\dcbe20b26be818c4dd17cfcc9f77b141335922ce83015ba325bc568a0f5f04ecN.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:760
- 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:4848

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/760-0-0x0000000000408000-0x000000000040D000-memory.dmp

Filesize
20KB

Download
memory/760-1-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/760-2-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/760-3-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/760-6-0x0000000000408000-0x000000000040D000-memory.dmp

Filesize
20KB

Download
memory/4848-4-0x0000000000870000-0x000000000087E000-memory.dmp

Filesize
56KB

Download
memory/4848-8-0x0000000000870000-0x000000000087E000-memory.dmp

Filesize
56KB

Download
memory/4848-10-0x0000000000FB0000-0x0000000000FB5000-memory.dmp

Filesize
20KB

Download
memory/4848-14-0x0000000000FB0000-0x0000000000FB5000-memory.dmp

Filesize
20KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads