andromeda | 18acea74517245cc402e4c60a863f078de3778ffcd061c48a3d31b41b70ceabf

General

Target

18acea74517245cc402e4c60a863f078de3778ffcd061c48a3d31b41b70ceabfN.exe
Size

147KB
MD5

9aba289606cc4e9bc66e68456acbb550
SHA1

4629a3f364a1cda02348497e8a9138c22a5eab9a
SHA256

18acea74517245cc402e4c60a863f078de3778ffcd061c48a3d31b41b70ceabf
SHA512

9ebb1ccfa9767f5a8ccaf7b5e72cc29fb8ca4fb97c79b826f82c9aab8fa73f393959fcd9ee263354e58178ba81324c205be66109b592b2af7df36588e3b7cdff
SSDEEP

1536:gkWbhgW5o1oS4l1TfG8Umu3/IdsGmPIxl8F4L0a8fcqR:FW+1oS4l5OeuQdrmwvL8EqR

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

resource	yara_rule
behavioral2/memory/4788-0-0x0000000000400000-0x0000000000409000-memory.dmp	family_andromeda
behavioral2/memory/4788-2-0x0000000000400000-0x0000000000409000-memory.dmp	family_andromeda
behavioral2/memory/540-10-0x0000000000B40000-0x0000000000B45000-memory.dmp	family_andromeda
behavioral2/memory/540-12-0x0000000000B40000-0x0000000000B45000-memory.dmp	family_andromeda
behavioral2/memory/540-16-0x0000000000B40000-0x0000000000B45000-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\31178 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\ccistm.exe"	msiexec.exe

Blocklisted process makes network request 25 IoCs

flow	pid	Process
14	540	msiexec.exe
15	540	msiexec.exe
16	540	msiexec.exe
17	540	msiexec.exe
20	540	msiexec.exe
21	540	msiexec.exe
22	540	msiexec.exe
24	540	msiexec.exe
25	540	msiexec.exe
26	540	msiexec.exe
27	540	msiexec.exe
28	540	msiexec.exe
29	540	msiexec.exe
49	540	msiexec.exe
50	540	msiexec.exe
51	540	msiexec.exe
52	540	msiexec.exe
53	540	msiexec.exe
54	540	msiexec.exe
55	540	msiexec.exe
56	540	msiexec.exe
57	540	msiexec.exe
58	540	msiexec.exe
59	540	msiexec.exe
60	540	msiexec.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 740 set thread context of 4788	740	18acea74517245cc402e4c60a863f078de3778ffcd061c48a3d31b41b70ceabfN.exe	83

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\PROGRA~3\LOCALS~1\Temp\ccistm.exe	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	18acea74517245cc402e4c60a863f078de3778ffcd061c48a3d31b41b70ceabfN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	18acea74517245cc402e4c60a863f078de3778ffcd061c48a3d31b41b70ceabfN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msiexec.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
4788	18acea74517245cc402e4c60a863f078de3778ffcd061c48a3d31b41b70ceabfN.exe
4788	18acea74517245cc402e4c60a863f078de3778ffcd061c48a3d31b41b70ceabfN.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 740 wrote to memory of 4788	740	18acea74517245cc402e4c60a863f078de3778ffcd061c48a3d31b41b70ceabfN.exe	83
PID 740 wrote to memory of 4788	740	18acea74517245cc402e4c60a863f078de3778ffcd061c48a3d31b41b70ceabfN.exe	83
PID 740 wrote to memory of 4788	740	18acea74517245cc402e4c60a863f078de3778ffcd061c48a3d31b41b70ceabfN.exe	83
PID 740 wrote to memory of 4788	740	18acea74517245cc402e4c60a863f078de3778ffcd061c48a3d31b41b70ceabfN.exe	83
PID 740 wrote to memory of 4788	740	18acea74517245cc402e4c60a863f078de3778ffcd061c48a3d31b41b70ceabfN.exe	83
PID 740 wrote to memory of 4788	740	18acea74517245cc402e4c60a863f078de3778ffcd061c48a3d31b41b70ceabfN.exe	83
PID 4788 wrote to memory of 540	4788	18acea74517245cc402e4c60a863f078de3778ffcd061c48a3d31b41b70ceabfN.exe	84
PID 4788 wrote to memory of 540	4788	18acea74517245cc402e4c60a863f078de3778ffcd061c48a3d31b41b70ceabfN.exe	84
PID 4788 wrote to memory of 540	4788	18acea74517245cc402e4c60a863f078de3778ffcd061c48a3d31b41b70ceabfN.exe	84

C:\Users\Admin\AppData\Local\Temp\18acea74517245cc402e4c60a863f078de3778ffcd061c48a3d31b41b70ceabfN.exe
"C:\Users\Admin\AppData\Local\Temp\18acea74517245cc402e4c60a863f078de3778ffcd061c48a3d31b41b70ceabfN.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:740
- C:\Users\Admin\AppData\Local\Temp\18acea74517245cc402e4c60a863f078de3778ffcd061c48a3d31b41b70ceabfN.exe
  "C:\Users\Admin\AppData\Local\Temp\18acea74517245cc402e4c60a863f078de3778ffcd061c48a3d31b41b70ceabfN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:4788
- - 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:540

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/540-5-0x0000000000610000-0x0000000000622000-memory.dmp

Filesize
72KB

Download
memory/540-7-0x0000000000610000-0x0000000000622000-memory.dmp

Filesize
72KB

Download
memory/540-9-0x0000000000610000-0x0000000000622000-memory.dmp

Filesize
72KB

Download
memory/540-10-0x0000000000B40000-0x0000000000B45000-memory.dmp

Filesize
20KB

Download
memory/540-12-0x0000000000B40000-0x0000000000B45000-memory.dmp

Filesize
20KB

Download
memory/540-16-0x0000000000B40000-0x0000000000B45000-memory.dmp

Filesize
20KB

Download
memory/4788-0-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4788-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads