andromeda | e4fc4bbdf9ae6adbc464f403e00aa22ec77704490bca0cf05bd2d27c270b30f6

General

Target

e4fc4bbdf9ae6adbc464f403e00aa22ec77704490bca0cf05bd2d27c270b30f6.exe
Size

167KB
MD5

a36fe6b27a1b79508d7ca9944b9b96d8
SHA1

baa42fc263c4e11508ade8f486ac1281ae09053f
SHA256

e4fc4bbdf9ae6adbc464f403e00aa22ec77704490bca0cf05bd2d27c270b30f6
SHA512

e6aaceb39b50c2e93924ed5a14aeea25ff47902dbed0e1b3cea5fba2baad1d87d355b2ee57c08ceb4ccf7468e79f8af1bdb5967bdfdc3dceb2e108700f728f59
SSDEEP

3072:FW+1oS4l5OeuQdrmwvL8EqlP0VCy1qLyGTC25prTPQX0Uv:Ffwl5IQdyfEOP0VCy1qLyGTC25prTPQf

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. 5 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1684-0-0x0000000000400000-0x0000000000409000-memory.dmp	family_andromeda
behavioral2/memory/1684-2-0x0000000000400000-0x0000000000409000-memory.dmp	family_andromeda
behavioral2/memory/3768-10-0x0000000000990000-0x0000000000995000-memory.dmp	family_andromeda
behavioral2/memory/3768-12-0x0000000000990000-0x0000000000995000-memory.dmp	family_andromeda
behavioral2/memory/3768-16-0x0000000000990000-0x0000000000995000-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:

msiexec.exe

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\50769 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\ccuaaow.com"	msiexec.exe

Blocklisted process makes network request 25 IoCs

Processes:

msiexec.exe

flow	pid	Process
15	3768	msiexec.exe
16	3768	msiexec.exe
17	3768	msiexec.exe
18	3768	msiexec.exe
19	3768	msiexec.exe
20	3768	msiexec.exe
24	3768	msiexec.exe
25	3768	msiexec.exe
26	3768	msiexec.exe
27	3768	msiexec.exe
28	3768	msiexec.exe
29	3768	msiexec.exe
30	3768	msiexec.exe
53	3768	msiexec.exe
54	3768	msiexec.exe
55	3768	msiexec.exe
56	3768	msiexec.exe
57	3768	msiexec.exe
58	3768	msiexec.exe
59	3768	msiexec.exe
60	3768	msiexec.exe
61	3768	msiexec.exe
62	3768	msiexec.exe
63	3768	msiexec.exe
64	3768	msiexec.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

e4fc4bbdf9ae6adbc464f403e00aa22ec77704490bca0cf05bd2d27c270b30f6.exe

description	pid	Process	procid_target
PID 3080 set thread context of 1684	3080	e4fc4bbdf9ae6adbc464f403e00aa22ec77704490bca0cf05bd2d27c270b30f6.exe	82

Drops file in Program Files directory 1 IoCs

Processes:

msiexec.exe

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

Processes:

msiexec.exee4fc4bbdf9ae6adbc464f403e00aa22ec77704490bca0cf05bd2d27c270b30f6.exee4fc4bbdf9ae6adbc464f403e00aa22ec77704490bca0cf05bd2d27c270b30f6.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msiexec.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e4fc4bbdf9ae6adbc464f403e00aa22ec77704490bca0cf05bd2d27c270b30f6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e4fc4bbdf9ae6adbc464f403e00aa22ec77704490bca0cf05bd2d27c270b30f6.exe

Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

e4fc4bbdf9ae6adbc464f403e00aa22ec77704490bca0cf05bd2d27c270b30f6.exe

pid	Process
1684	e4fc4bbdf9ae6adbc464f403e00aa22ec77704490bca0cf05bd2d27c270b30f6.exe
1684	e4fc4bbdf9ae6adbc464f403e00aa22ec77704490bca0cf05bd2d27c270b30f6.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

e4fc4bbdf9ae6adbc464f403e00aa22ec77704490bca0cf05bd2d27c270b30f6.exee4fc4bbdf9ae6adbc464f403e00aa22ec77704490bca0cf05bd2d27c270b30f6.exe

description	pid	Process	procid_target
PID 3080 wrote to memory of 1684	3080	e4fc4bbdf9ae6adbc464f403e00aa22ec77704490bca0cf05bd2d27c270b30f6.exe	82
PID 3080 wrote to memory of 1684	3080	e4fc4bbdf9ae6adbc464f403e00aa22ec77704490bca0cf05bd2d27c270b30f6.exe	82
PID 3080 wrote to memory of 1684	3080	e4fc4bbdf9ae6adbc464f403e00aa22ec77704490bca0cf05bd2d27c270b30f6.exe	82
PID 3080 wrote to memory of 1684	3080	e4fc4bbdf9ae6adbc464f403e00aa22ec77704490bca0cf05bd2d27c270b30f6.exe	82
PID 3080 wrote to memory of 1684	3080	e4fc4bbdf9ae6adbc464f403e00aa22ec77704490bca0cf05bd2d27c270b30f6.exe	82
PID 3080 wrote to memory of 1684	3080	e4fc4bbdf9ae6adbc464f403e00aa22ec77704490bca0cf05bd2d27c270b30f6.exe	82
PID 1684 wrote to memory of 3768	1684	e4fc4bbdf9ae6adbc464f403e00aa22ec77704490bca0cf05bd2d27c270b30f6.exe	83
PID 1684 wrote to memory of 3768	1684	e4fc4bbdf9ae6adbc464f403e00aa22ec77704490bca0cf05bd2d27c270b30f6.exe	83
PID 1684 wrote to memory of 3768	1684	e4fc4bbdf9ae6adbc464f403e00aa22ec77704490bca0cf05bd2d27c270b30f6.exe	83

C:\Users\Admin\AppData\Local\Temp\e4fc4bbdf9ae6adbc464f403e00aa22ec77704490bca0cf05bd2d27c270b30f6.exe
"C:\Users\Admin\AppData\Local\Temp\e4fc4bbdf9ae6adbc464f403e00aa22ec77704490bca0cf05bd2d27c270b30f6.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3080
- C:\Users\Admin\AppData\Local\Temp\e4fc4bbdf9ae6adbc464f403e00aa22ec77704490bca0cf05bd2d27c270b30f6.exe
  "C:\Users\Admin\AppData\Local\Temp\e4fc4bbdf9ae6adbc464f403e00aa22ec77704490bca0cf05bd2d27c270b30f6.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:1684
- - C:\Windows\SysWOW64\msiexec.exe
    C:\Windows\syswow64\msiexec.exe
    3⤵
    - Adds policy Run key to start application
    - Blocklisted process makes network request
    - Drops file in Program Files directory
    - System Location Discovery: System Language Discovery
    PID:3768

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

memory/1684-0-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1684-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3768-5-0x00000000009C0000-0x00000000009D2000-memory.dmp

Filesize
72KB

Download
memory/3768-7-0x00000000009C0000-0x00000000009D2000-memory.dmp

Filesize
72KB

Download
memory/3768-9-0x00000000009C0000-0x00000000009D2000-memory.dmp

Filesize
72KB

Download
memory/3768-10-0x0000000000990000-0x0000000000995000-memory.dmp

Filesize
20KB

Download
memory/3768-12-0x0000000000990000-0x0000000000995000-memory.dmp

Filesize
20KB

Download
memory/3768-16-0x0000000000990000-0x0000000000995000-memory.dmp

Filesize
20KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads