andromeda | e908ef053758fdd786f405ec28428dc246310bf735f89e802c1772f3efd988bc

General

Target

BBB report.exe
Size

49KB
MD5

0a639fab96cc0517efaaa476b2bbbcc2
SHA1

f351d57e0fd8e5e54ac92f5739d87239ee22ebdf
SHA256

e4d9b77dc0c6a90f27442a8a817593aced65e274cfecdedff1ffb4a6f118ff49
SHA512

95616c97675da315532c78b361443ccf67523ec29dc0d7627a8a96bf2e68aaf15e408e183ab1cc45223d2140d69cff72c170e1deaeae6601dc6f9eab878cf062
SSDEEP

768:ReK7M/8VNUef7eW7jzMAhqCB0u00aY3GM1JpOKn1lDTew:Y/8NUaf7huGGqHJT

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
behavioral1/memory/2452-14-0x0000000000020000-0x0000000000025000-memory.dmp	family_andromeda
behavioral1/memory/2452-18-0x0000000000020000-0x0000000000025000-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\33347 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\mssahf.exe"	svchost.exe

Deletes itself 1 IoCs

Processes:

svchost.exe

pid	Process
2452	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:

BBB report.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\disk\enum	BBB report.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	BBB report.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

BBB report.exe

description	pid	Process	procid_target
PID 1272 set thread context of 2132	1272	BBB report.exe	30

Drops file in Program Files directory 1 IoCs

Processes:

svchost.exe

description	ioc	Process
File created	C:\PROGRA~3\LOCALS~1\Temp\mssahf.exe	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

Processes:

BBB report.exeBBB report.exesvchost.exe

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

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

BBB report.exe

pid	Process
2132	BBB report.exe

Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

BBB report.exe

pid	Process
2132	BBB report.exe
2132	BBB report.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

BBB report.exeBBB report.exe

description	pid	Process	procid_target
PID 1272 wrote to memory of 2132	1272	BBB report.exe	30
PID 1272 wrote to memory of 2132	1272	BBB report.exe	30
PID 1272 wrote to memory of 2132	1272	BBB report.exe	30
PID 1272 wrote to memory of 2132	1272	BBB report.exe	30
PID 1272 wrote to memory of 2132	1272	BBB report.exe	30
PID 1272 wrote to memory of 2132	1272	BBB report.exe	30
PID 1272 wrote to memory of 2132	1272	BBB report.exe	30
PID 2132 wrote to memory of 2452	2132	BBB report.exe	31
PID 2132 wrote to memory of 2452	2132	BBB report.exe	31
PID 2132 wrote to memory of 2452	2132	BBB report.exe	31
PID 2132 wrote to memory of 2452	2132	BBB report.exe	31

C:\Users\Admin\AppData\Local\Temp\BBB report.exe
"C:\Users\Admin\AppData\Local\Temp\BBB report.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1272
- C:\Users\Admin\AppData\Local\Temp\BBB report.exe
  "C:\Users\Admin\AppData\Local\Temp\BBB report.exe"
  2⤵
  - Maps connected drives based on registry
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:2132
- - C:\Windows\syswow64\svchost.exe
    C:\Windows\syswow64\svchost.exe
    3⤵
    - Adds policy Run key to start application
    - Deletes itself
    - Drops file in Program Files directory
    - System Location Discovery: System Language Discovery
    PID:2452

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/1272-7-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/2132-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2132-4-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2132-2-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2132-0-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2132-8-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2452-10-0x0000000000C50000-0x0000000000C58000-memory.dmp

Filesize
32KB

Download
memory/2452-12-0x0000000000C50000-0x0000000000C58000-memory.dmp

Filesize
32KB

Download
memory/2452-14-0x0000000000020000-0x0000000000025000-memory.dmp

Filesize
20KB

Download
memory/2452-18-0x0000000000020000-0x0000000000025000-memory.dmp

Filesize
20KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads