andromeda | c46ac9fb12044a383581ef0a1029c67860012d2137bb1b3163a53976a7094c41

General

Target

JaffaCakes118_23546cf9becb2f1e8e9e276959fc194e.exe
Size

154KB
MD5

23546cf9becb2f1e8e9e276959fc194e
SHA1

67d25bd36fe948b8c815750431236547c490757a
SHA256

c46ac9fb12044a383581ef0a1029c67860012d2137bb1b3163a53976a7094c41
SHA512

b1373f8d60c200089a2fa25176759cfeb06114165e080ed417cb7b36ada5df3ea0b14e7d914f5954317fbfdb54b8ffceb63e1fd9cae34b2c029693eec93103f8
SSDEEP

3072:pz7gJv8sqT6MM6MMMMMMMMM2kD+ipe9yB8vbk9T7QM65aqHVHN148jd3Aa0k4Poh:pz7aYNyBYA1Y148jd3Aa1X2dc53J

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. 3 IoCs

resource	yara_rule
behavioral2/memory/3592-28-0x0000000000DE0000-0x0000000000DE5000-memory.dmp	family_andromeda
behavioral2/memory/3592-31-0x0000000000DE0000-0x0000000000DE5000-memory.dmp	family_andromeda
behavioral2/memory/3592-33-0x0000000000DE0000-0x0000000000DE5000-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	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\13336 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\msakdfe.bat"	svchost.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1294999112-580688058-1763548717-1000\Control Panel\International\Geo\Nation	JaffaCakes118_23546cf9becb2f1e8e9e276959fc194e.exe

Executes dropped EXE 3 IoCs

pid	Process
2724	JaffaCakes118_23546cf9becb2f1e8e9e276959fc194e.exe
4208	~msiexec.exe
2616	~msiexec.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	~msiexec.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	~msiexec.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 4020 set thread context of 2724	4020	JaffaCakes118_23546cf9becb2f1e8e9e276959fc194e.exe	97
PID 4208 set thread context of 2616	4208	~msiexec.exe	101

Drops file in Program Files directory 1 IoCs

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

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 5 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	~msiexec.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_23546cf9becb2f1e8e9e276959fc194e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_23546cf9becb2f1e8e9e276959fc194e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	~msiexec.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2724	JaffaCakes118_23546cf9becb2f1e8e9e276959fc194e.exe
2724	JaffaCakes118_23546cf9becb2f1e8e9e276959fc194e.exe
2616	~msiexec.exe
2616	~msiexec.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
2616	~msiexec.exe
2616	~msiexec.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 4020 wrote to memory of 2724	4020	JaffaCakes118_23546cf9becb2f1e8e9e276959fc194e.exe	97
PID 4020 wrote to memory of 2724	4020	JaffaCakes118_23546cf9becb2f1e8e9e276959fc194e.exe	97
PID 4020 wrote to memory of 2724	4020	JaffaCakes118_23546cf9becb2f1e8e9e276959fc194e.exe	97
PID 4020 wrote to memory of 2724	4020	JaffaCakes118_23546cf9becb2f1e8e9e276959fc194e.exe	97
PID 4020 wrote to memory of 2724	4020	JaffaCakes118_23546cf9becb2f1e8e9e276959fc194e.exe	97
PID 4020 wrote to memory of 2724	4020	JaffaCakes118_23546cf9becb2f1e8e9e276959fc194e.exe	97
PID 4020 wrote to memory of 2724	4020	JaffaCakes118_23546cf9becb2f1e8e9e276959fc194e.exe	97
PID 4020 wrote to memory of 2724	4020	JaffaCakes118_23546cf9becb2f1e8e9e276959fc194e.exe	97
PID 4020 wrote to memory of 2724	4020	JaffaCakes118_23546cf9becb2f1e8e9e276959fc194e.exe	97
PID 2724 wrote to memory of 4208	2724	JaffaCakes118_23546cf9becb2f1e8e9e276959fc194e.exe	98
PID 2724 wrote to memory of 4208	2724	JaffaCakes118_23546cf9becb2f1e8e9e276959fc194e.exe	98
PID 2724 wrote to memory of 4208	2724	JaffaCakes118_23546cf9becb2f1e8e9e276959fc194e.exe	98
PID 4208 wrote to memory of 2616	4208	~msiexec.exe	101
PID 4208 wrote to memory of 2616	4208	~msiexec.exe	101
PID 4208 wrote to memory of 2616	4208	~msiexec.exe	101
PID 4208 wrote to memory of 2616	4208	~msiexec.exe	101
PID 4208 wrote to memory of 2616	4208	~msiexec.exe	101
PID 2616 wrote to memory of 3592	2616	~msiexec.exe	102
PID 2616 wrote to memory of 3592	2616	~msiexec.exe	102
PID 2616 wrote to memory of 3592	2616	~msiexec.exe	102

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_23546cf9becb2f1e8e9e276959fc194e.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_23546cf9becb2f1e8e9e276959fc194e.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4020
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_23546cf9becb2f1e8e9e276959fc194e.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_23546cf9becb2f1e8e9e276959fc194e.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2724
- - C:\Users\Admin\AppData\Local\Temp\$MSI\~msiexec.exe
    "C:\Users\Admin\AppData\Local\Temp\$MSI\~msiexec.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4208
  - - C:\Users\Admin\AppData\Local\Temp\$MSI\~msiexec.exe
      "C:\Users\Admin\AppData\Local\Temp\$MSI\~msiexec.exe"
      4⤵
      Executes dropped EXE
      Maps connected drives based on registry
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: MapViewOfSection
      Suspicious use of WriteProcessMemory
      PID:2616
    - - C:\Windows\SysWOW64\svchost.exe
        
        C:\Windows\syswow64\svchost.exe
        5⤵
        Adds policy Run key to start application
        Drops file in Program Files directory
        System Location Discovery: System Language Discovery
        
        PID:3592

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

3

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

C:\Users\Admin\AppData\Local\Temp\$MSI\~msiexec.exe

Filesize
38KB

MD5
d86b3d87bc92c5c41282e86d16b7e195

SHA1
0cc2c18c50bc5154957e9aeed74a8c14aa227754

SHA256
d1dfda6feab3fbae25a43ba9cf2eee3cf6f90fe4f4699c6013764977dd84804a

SHA512
3dcd2403983c71fe07b946828fc4e62b1a16ba7895643df330390231cc4206182702466b46dc5411627327b23f7e4f51b21ec56a2690e383625eb9875e5ae9fb

Download Submit
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_23546cf9becb2f1e8e9e276959fc194e.exe

Filesize
154KB

MD5
23546cf9becb2f1e8e9e276959fc194e

SHA1
67d25bd36fe948b8c815750431236547c490757a

SHA256
c46ac9fb12044a383581ef0a1029c67860012d2137bb1b3163a53976a7094c41

SHA512
b1373f8d60c200089a2fa25176759cfeb06114165e080ed417cb7b36ada5df3ea0b14e7d914f5954317fbfdb54b8ffceb63e1fd9cae34b2c029693eec93103f8

Download Submit
memory/2616-21-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2616-19-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2724-3-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/2724-0-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/2724-18-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/2724-4-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/2724-2-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/3592-24-0x0000000000A60000-0x0000000000A6E000-memory.dmp

Filesize
56KB

Download
memory/3592-26-0x0000000000A60000-0x0000000000A6E000-memory.dmp

Filesize
56KB

Download
memory/3592-28-0x0000000000DE0000-0x0000000000DE5000-memory.dmp

Filesize
20KB

Download
memory/3592-31-0x0000000000DE0000-0x0000000000DE5000-memory.dmp

Filesize
20KB

Download
memory/3592-30-0x00000000033B0000-0x00000000033CF000-memory.dmp

Filesize
124KB

Download
memory/3592-33-0x0000000000DE0000-0x0000000000DE5000-memory.dmp

Filesize
20KB

Download
memory/3592-34-0x00000000033B0000-0x00000000033CF000-memory.dmp

Filesize
124KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads