andromeda | 9c74e1c18c2f7056010933362bc035923469d71016c8babbaaa5d2eae626836f

Analysis

max time kernel
149s
max time network
131s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
14/01/2025, 11:05

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General

Target

57ab710f4f52fb571cd0e1e9c2478c38717fe95fcc9f7c5ba2f3a796fc339b62.exe
Size

392KB
MD5

9e9818f5a14d0ff1b45d75493930695f
SHA1

f7a7f1d59adb83febc9a75e6ba68003946025923
SHA256

57ab710f4f52fb571cd0e1e9c2478c38717fe95fcc9f7c5ba2f3a796fc339b62
SHA512

cbb07fb22c629fa30f79f7fdccb316df78b244d4d36f346a03ebfd90862e3338b79fbf4d2c9eeeb512eb5ab12d54a88a5578d16c7719e8ad9c1c3c5fe4b45dd5
SSDEEP

3072:V+ESQ0EWVwZhKxC5Rt+k60Zh+qw6PYSsszfHZTZJ2lbaV2:DPA6wxmuJspr2lb6

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/1184-64-0x00000000005F0000-0x00000000005F5000-memory.dmp	family_andromeda
behavioral2/memory/1184-68-0x00000000005F0000-0x00000000005F5000-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\40108 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\msnehk.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	57ab710f4f52fb571cd0e1e9c2478c38717fe95fcc9f7c5ba2f3a796fc339b62.exe

Executes dropped EXE 3 IoCs

pid	Process
4984	skyrpe.exe
4080	skyrpe.exe
5116	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 4384 set thread context of 4224	4384	57ab710f4f52fb571cd0e1e9c2478c38717fe95fcc9f7c5ba2f3a796fc339b62.exe	98
PID 4984 set thread context of 4080	4984	skyrpe.exe	106
PID 4984 set thread context of 5116	4984	skyrpe.exe	107

UPX packed file 16 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4384-0-0x0000000000400000-0x0000000000462000-memory.dmp	upx
behavioral2/memory/4384-5-0x0000000000400000-0x0000000000462000-memory.dmp	upx
behavioral2/memory/4224-9-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4224-11-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4224-13-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4224-12-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4384-15-0x0000000000400000-0x0000000000462000-memory.dmp	upx
behavioral2/files/0x0008000000023cba-30.dat	upx
behavioral2/memory/4984-37-0x0000000000400000-0x0000000000462000-memory.dmp	upx
behavioral2/memory/4984-41-0x0000000000400000-0x0000000000462000-memory.dmp	upx
behavioral2/memory/4984-42-0x0000000000400000-0x0000000000462000-memory.dmp	upx
behavioral2/memory/4224-43-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4984-47-0x0000000000400000-0x0000000000462000-memory.dmp	upx
behavioral2/memory/4984-58-0x0000000000400000-0x0000000000462000-memory.dmp	upx
behavioral2/memory/4224-59-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4080-70-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\PROGRA~3\LOCALS~1\Temp\msnehk.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	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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	57ab710f4f52fb571cd0e1e9c2478c38717fe95fcc9f7c5ba2f3a796fc339b62.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	57ab710f4f52fb571cd0e1e9c2478c38717fe95fcc9f7c5ba2f3a796fc339b62.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
5116	skyrpe.exe
5116	skyrpe.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
5116	skyrpe.exe

Suspicious use of AdjustPrivilegeToken 57 IoCs

description	pid	Process
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe
Token: SeDebugPrivilege	4080	skyrpe.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4384	57ab710f4f52fb571cd0e1e9c2478c38717fe95fcc9f7c5ba2f3a796fc339b62.exe
4224	57ab710f4f52fb571cd0e1e9c2478c38717fe95fcc9f7c5ba2f3a796fc339b62.exe
4984	skyrpe.exe
4080	skyrpe.exe

Suspicious use of WriteProcessMemory 34 IoCs

description	pid	Process	procid_target
PID 4384 wrote to memory of 4224	4384	57ab710f4f52fb571cd0e1e9c2478c38717fe95fcc9f7c5ba2f3a796fc339b62.exe	98
PID 4384 wrote to memory of 4224	4384	57ab710f4f52fb571cd0e1e9c2478c38717fe95fcc9f7c5ba2f3a796fc339b62.exe	98
PID 4384 wrote to memory of 4224	4384	57ab710f4f52fb571cd0e1e9c2478c38717fe95fcc9f7c5ba2f3a796fc339b62.exe	98
PID 4384 wrote to memory of 4224	4384	57ab710f4f52fb571cd0e1e9c2478c38717fe95fcc9f7c5ba2f3a796fc339b62.exe	98
PID 4384 wrote to memory of 4224	4384	57ab710f4f52fb571cd0e1e9c2478c38717fe95fcc9f7c5ba2f3a796fc339b62.exe	98
PID 4384 wrote to memory of 4224	4384	57ab710f4f52fb571cd0e1e9c2478c38717fe95fcc9f7c5ba2f3a796fc339b62.exe	98
PID 4384 wrote to memory of 4224	4384	57ab710f4f52fb571cd0e1e9c2478c38717fe95fcc9f7c5ba2f3a796fc339b62.exe	98
PID 4384 wrote to memory of 4224	4384	57ab710f4f52fb571cd0e1e9c2478c38717fe95fcc9f7c5ba2f3a796fc339b62.exe	98
PID 4224 wrote to memory of 1428	4224	57ab710f4f52fb571cd0e1e9c2478c38717fe95fcc9f7c5ba2f3a796fc339b62.exe	100
PID 4224 wrote to memory of 1428	4224	57ab710f4f52fb571cd0e1e9c2478c38717fe95fcc9f7c5ba2f3a796fc339b62.exe	100
PID 4224 wrote to memory of 1428	4224	57ab710f4f52fb571cd0e1e9c2478c38717fe95fcc9f7c5ba2f3a796fc339b62.exe	100
PID 1428 wrote to memory of 4544	1428	cmd.exe	104
PID 1428 wrote to memory of 4544	1428	cmd.exe	104
PID 1428 wrote to memory of 4544	1428	cmd.exe	104
PID 4224 wrote to memory of 4984	4224	57ab710f4f52fb571cd0e1e9c2478c38717fe95fcc9f7c5ba2f3a796fc339b62.exe	105
PID 4224 wrote to memory of 4984	4224	57ab710f4f52fb571cd0e1e9c2478c38717fe95fcc9f7c5ba2f3a796fc339b62.exe	105
PID 4224 wrote to memory of 4984	4224	57ab710f4f52fb571cd0e1e9c2478c38717fe95fcc9f7c5ba2f3a796fc339b62.exe	105
PID 4984 wrote to memory of 4080	4984	skyrpe.exe	106
PID 4984 wrote to memory of 4080	4984	skyrpe.exe	106
PID 4984 wrote to memory of 4080	4984	skyrpe.exe	106
PID 4984 wrote to memory of 4080	4984	skyrpe.exe	106
PID 4984 wrote to memory of 4080	4984	skyrpe.exe	106
PID 4984 wrote to memory of 4080	4984	skyrpe.exe	106
PID 4984 wrote to memory of 4080	4984	skyrpe.exe	106
PID 4984 wrote to memory of 4080	4984	skyrpe.exe	106
PID 4984 wrote to memory of 5116	4984	skyrpe.exe	107
PID 4984 wrote to memory of 5116	4984	skyrpe.exe	107
PID 4984 wrote to memory of 5116	4984	skyrpe.exe	107
PID 4984 wrote to memory of 5116	4984	skyrpe.exe	107
PID 4984 wrote to memory of 5116	4984	skyrpe.exe	107
PID 4984 wrote to memory of 5116	4984	skyrpe.exe	107
PID 5116 wrote to memory of 1184	5116	skyrpe.exe	108
PID 5116 wrote to memory of 1184	5116	skyrpe.exe	108
PID 5116 wrote to memory of 1184	5116	skyrpe.exe	108

C:\Users\Admin\AppData\Local\Temp\57ab710f4f52fb571cd0e1e9c2478c38717fe95fcc9f7c5ba2f3a796fc339b62.exe
"C:\Users\Admin\AppData\Local\Temp\57ab710f4f52fb571cd0e1e9c2478c38717fe95fcc9f7c5ba2f3a796fc339b62.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4384
- C:\Users\Admin\AppData\Local\Temp\57ab710f4f52fb571cd0e1e9c2478c38717fe95fcc9f7c5ba2f3a796fc339b62.exe
  "C:\Users\Admin\AppData\Local\Temp\57ab710f4f52fb571cd0e1e9c2478c38717fe95fcc9f7c5ba2f3a796fc339b62.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4224
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\VHOSE.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1428
  - - 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:4544
- - 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:4984
  - - 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:4080
  - - 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:5116
    - - 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:1184

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\VHOSE.txt

Filesize
139B

MD5
0654f004b2e314bad7f75867e91da37d

SHA1
4232c22e7340b12108d86e3cb35ed288a3dbc7f1

SHA256
ead325a060300a9606a3f0f14694be39a3e4006a60c6c3eb0bea5d6f98192249

SHA512
dda135cdfca90a742d42b4c7a5e7f5df6580ec428302a8f0c311f5b92eb08dda75774e0c7497110faffbe2dfa02b30d2dfe35ec2848a275f53be8d930c7aa553

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

Filesize
392KB

MD5
691b271947414aa859955f0f2fcbd6a8

SHA1
060a340407ca407fa6710cba5edbbd7d9a6edcdc

SHA256
3736db0cadd90ea133987cf9264cc2669748ae499bc4fde3dc96820ea40ff85a

SHA512
670234083964fe7d782540b1a533fffc4a03bc0e7a349f1de027b23599767784fb428892c08dca6a392442f4b1cf6c61c8c416909f1007d80eca9e9cb99d65bf

Download Submit
memory/1184-72-0x00000000004B0000-0x00000000004B5000-memory.dmp

Filesize
20KB

Download
memory/1184-68-0x00000000005F0000-0x00000000005F5000-memory.dmp

Filesize
20KB

Download
memory/1184-64-0x00000000005F0000-0x00000000005F5000-memory.dmp

Filesize
20KB

Download
memory/4080-70-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4224-59-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4224-43-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4224-9-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4224-11-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4224-13-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4224-12-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4384-8-0x00000000008E0000-0x00000000008E1000-memory.dmp

Filesize
4KB

Download
memory/4384-7-0x00000000008D0000-0x00000000008D1000-memory.dmp

Filesize
4KB

Download
memory/4384-3-0x0000000002B80000-0x0000000002B81000-memory.dmp

Filesize
4KB

Download
memory/4384-4-0x0000000002B90000-0x0000000002B91000-memory.dmp

Filesize
4KB

Download
memory/4384-15-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/4384-0-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/4384-5-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/4384-6-0x0000000002B80000-0x0000000002B81000-memory.dmp

Filesize
4KB

Download
memory/4984-42-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/4984-58-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/4984-47-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/4984-41-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/4984-37-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/5116-57-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/5116-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download