andromeda | cbe674691782d8aff7f77e094a8c5a39111d29dad9d3c7b310192cb9e77c22b4

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09/01/2025, 08:22

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General

Target

cbe674691782d8aff7f77e094a8c5a39111d29dad9d3c7b310192cb9e77c22b4.exe
Size

284KB
MD5

c217a4047e390777921797279e1d54ab
SHA1

15a8e2e8717de8c15c93e6128959ce8df2b21ba1
SHA256

cbe674691782d8aff7f77e094a8c5a39111d29dad9d3c7b310192cb9e77c22b4
SHA512

aeed089b971f3fd70f00e2ba22ecf7acae7de4f057eefa1a19954ff09e49efb1908890e5270a5a6b12a2edadec93b24e97a95e63b2181644bf814d92194df88a
SSDEEP

3072:rSQ0EWVwZhKxC5Rt+k60Zh+qw6PYSsszfHZTZJ2lCh:rPA6wxmuJspr2lg

Score

10^/10

andromeda backdoor botnet discovery persistence upx

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/1624-61-0x0000000000D30000-0x0000000000D35000-memory.dmp	family_andromeda
behavioral2/memory/1624-65-0x0000000000D30000-0x0000000000D35000-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\26220 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\msgeyruth.exe"	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-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	cbe674691782d8aff7f77e094a8c5a39111d29dad9d3c7b310192cb9e77c22b4.exe

Executes dropped EXE 3 IoCs

pid	Process
2060	skyrpe.exe
2820	skyrpe.exe
4296	skyrpe.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Skype = "C:\\Users\\Admin\\AppData\\Roaming\\skype\\skyrpe.exe"	reg.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	skyrpe.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	skyrpe.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1688 set thread context of 652	1688	cbe674691782d8aff7f77e094a8c5a39111d29dad9d3c7b310192cb9e77c22b4.exe	97
PID 2060 set thread context of 2820	2060	skyrpe.exe	105
PID 2060 set thread context of 4296	2060	skyrpe.exe	106

UPX packed file 6 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/652-7-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/652-9-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/652-11-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/652-39-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/652-55-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2820-67-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\PROGRA~3\LOCALS~1\Temp\msgeyruth.exe	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 8 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	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cbe674691782d8aff7f77e094a8c5a39111d29dad9d3c7b310192cb9e77c22b4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cbe674691782d8aff7f77e094a8c5a39111d29dad9d3c7b310192cb9e77c22b4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skyrpe.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skyrpe.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skyrpe.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4296	skyrpe.exe
4296	skyrpe.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
4296	skyrpe.exe

Suspicious use of AdjustPrivilegeToken 57 IoCs

description	pid	Process
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe
Token: SeDebugPrivilege	2820	skyrpe.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1688	cbe674691782d8aff7f77e094a8c5a39111d29dad9d3c7b310192cb9e77c22b4.exe
652	cbe674691782d8aff7f77e094a8c5a39111d29dad9d3c7b310192cb9e77c22b4.exe
2060	skyrpe.exe
2820	skyrpe.exe

Suspicious use of WriteProcessMemory 34 IoCs

description	pid	Process	procid_target
PID 1688 wrote to memory of 652	1688	cbe674691782d8aff7f77e094a8c5a39111d29dad9d3c7b310192cb9e77c22b4.exe	97
PID 1688 wrote to memory of 652	1688	cbe674691782d8aff7f77e094a8c5a39111d29dad9d3c7b310192cb9e77c22b4.exe	97
PID 1688 wrote to memory of 652	1688	cbe674691782d8aff7f77e094a8c5a39111d29dad9d3c7b310192cb9e77c22b4.exe	97
PID 1688 wrote to memory of 652	1688	cbe674691782d8aff7f77e094a8c5a39111d29dad9d3c7b310192cb9e77c22b4.exe	97
PID 1688 wrote to memory of 652	1688	cbe674691782d8aff7f77e094a8c5a39111d29dad9d3c7b310192cb9e77c22b4.exe	97
PID 1688 wrote to memory of 652	1688	cbe674691782d8aff7f77e094a8c5a39111d29dad9d3c7b310192cb9e77c22b4.exe	97
PID 1688 wrote to memory of 652	1688	cbe674691782d8aff7f77e094a8c5a39111d29dad9d3c7b310192cb9e77c22b4.exe	97
PID 1688 wrote to memory of 652	1688	cbe674691782d8aff7f77e094a8c5a39111d29dad9d3c7b310192cb9e77c22b4.exe	97
PID 652 wrote to memory of 4336	652	cbe674691782d8aff7f77e094a8c5a39111d29dad9d3c7b310192cb9e77c22b4.exe	98
PID 652 wrote to memory of 4336	652	cbe674691782d8aff7f77e094a8c5a39111d29dad9d3c7b310192cb9e77c22b4.exe	98
PID 652 wrote to memory of 4336	652	cbe674691782d8aff7f77e094a8c5a39111d29dad9d3c7b310192cb9e77c22b4.exe	98
PID 4336 wrote to memory of 4128	4336	cmd.exe	102
PID 4336 wrote to memory of 4128	4336	cmd.exe	102
PID 4336 wrote to memory of 4128	4336	cmd.exe	102
PID 652 wrote to memory of 2060	652	cbe674691782d8aff7f77e094a8c5a39111d29dad9d3c7b310192cb9e77c22b4.exe	103
PID 652 wrote to memory of 2060	652	cbe674691782d8aff7f77e094a8c5a39111d29dad9d3c7b310192cb9e77c22b4.exe	103
PID 652 wrote to memory of 2060	652	cbe674691782d8aff7f77e094a8c5a39111d29dad9d3c7b310192cb9e77c22b4.exe	103
PID 2060 wrote to memory of 2820	2060	skyrpe.exe	105
PID 2060 wrote to memory of 2820	2060	skyrpe.exe	105
PID 2060 wrote to memory of 2820	2060	skyrpe.exe	105
PID 2060 wrote to memory of 2820	2060	skyrpe.exe	105
PID 2060 wrote to memory of 2820	2060	skyrpe.exe	105
PID 2060 wrote to memory of 2820	2060	skyrpe.exe	105
PID 2060 wrote to memory of 2820	2060	skyrpe.exe	105
PID 2060 wrote to memory of 2820	2060	skyrpe.exe	105
PID 2060 wrote to memory of 4296	2060	skyrpe.exe	106
PID 2060 wrote to memory of 4296	2060	skyrpe.exe	106
PID 2060 wrote to memory of 4296	2060	skyrpe.exe	106
PID 2060 wrote to memory of 4296	2060	skyrpe.exe	106
PID 2060 wrote to memory of 4296	2060	skyrpe.exe	106
PID 2060 wrote to memory of 4296	2060	skyrpe.exe	106
PID 4296 wrote to memory of 1624	4296	skyrpe.exe	107
PID 4296 wrote to memory of 1624	4296	skyrpe.exe	107
PID 4296 wrote to memory of 1624	4296	skyrpe.exe	107

C:\Users\Admin\AppData\Local\Temp\cbe674691782d8aff7f77e094a8c5a39111d29dad9d3c7b310192cb9e77c22b4.exe
"C:\Users\Admin\AppData\Local\Temp\cbe674691782d8aff7f77e094a8c5a39111d29dad9d3c7b310192cb9e77c22b4.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1688
- C:\Users\Admin\AppData\Local\Temp\cbe674691782d8aff7f77e094a8c5a39111d29dad9d3c7b310192cb9e77c22b4.exe
  "C:\Users\Admin\AppData\Local\Temp\cbe674691782d8aff7f77e094a8c5a39111d29dad9d3c7b310192cb9e77c22b4.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:652
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\AMXUA.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4336
  - - C:\Windows\SysWOW64\reg.exe
      REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Skype" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe" /f
      4⤵
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      PID:4128
- - C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
    "C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2060
  - - C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
      "C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      PID:2820
  - - C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
      "C:\Users\Admin\AppData\Roaming\skype\skyrpe.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:4296
    - - 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:1624

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\AMXUA.txt

Filesize
139B

MD5
0654f004b2e314bad7f75867e91da37d

SHA1
4232c22e7340b12108d86e3cb35ed288a3dbc7f1

SHA256
ead325a060300a9606a3f0f14694be39a3e4006a60c6c3eb0bea5d6f98192249

SHA512
dda135cdfca90a742d42b4c7a5e7f5df6580ec428302a8f0c311f5b92eb08dda75774e0c7497110faffbe2dfa02b30d2dfe35ec2848a275f53be8d930c7aa553

Download Submit
C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe

Filesize
284KB

MD5
4ce61fe2dd2b20395a3b9775bf82ff64

SHA1
cefa911fb15c54ceeae2ded02a919df740075f25

SHA256
9530b6af9da1bf667740ba57ec94c485db8f10c8de10a790d04e0e55dc2ae0a0

SHA512
95f673fa01a3caea0fd18e8b967b8630cb72a4b1c910b7b4623060b3e95975524c33e9fb039b84eb65b8c49f0497658378c0cdb2126dc7ebce3a85e5eb5860e5

Download Submit
memory/652-9-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/652-7-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/652-55-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/652-11-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/652-39-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1624-65-0x0000000000D30000-0x0000000000D35000-memory.dmp

Filesize
20KB

Download
memory/1624-61-0x0000000000D30000-0x0000000000D35000-memory.dmp

Filesize
20KB

Download
memory/1624-59-0x0000000000D00000-0x0000000000D05000-memory.dmp

Filesize
20KB

Download
memory/1688-5-0x0000000002320000-0x0000000002321000-memory.dmp

Filesize
4KB

Download
memory/1688-6-0x0000000002330000-0x0000000002331000-memory.dmp

Filesize
4KB

Download
memory/1688-4-0x0000000002300000-0x0000000002301000-memory.dmp

Filesize
4KB

Download
memory/1688-3-0x0000000002310000-0x0000000002311000-memory.dmp

Filesize
4KB

Download
memory/1688-2-0x0000000002300000-0x0000000002301000-memory.dmp

Filesize
4KB

Download
memory/2060-37-0x0000000000400000-0x000000000044D000-memory.dmp

Filesize
308KB

Download
memory/2060-54-0x0000000000400000-0x000000000044D000-memory.dmp

Filesize
308KB

Download
memory/2060-43-0x0000000000400000-0x000000000044D000-memory.dmp

Filesize
308KB

Download
memory/2060-38-0x0000000000400000-0x000000000044D000-memory.dmp

Filesize
308KB

Download
memory/2820-67-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4296-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4296-47-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download