andromeda | deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4

Analysis

max time kernel
149s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
20/11/2024, 04:42

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General

Target

deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe
Size

392KB
MD5

40495d0d673dc995d5805180ec76a7f3
SHA1

f66eb6be004a018db7e0d1b51a4d7b941faef9b0
SHA256

deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4
SHA512

98970c2ab32c74e2d103b9cb310c4bf35555a396cfecd3c039256933baceba6d301820f586f645437fd2f175cb3d5dea93f585f6c115264c61169c0c3405cb1c
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/4912-65-0x00000000009F0000-0x00000000009F5000-memory.dmp	family_andromeda
behavioral2/memory/4912-69-0x00000000009F0000-0x00000000009F5000-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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\38043 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\msoquh.cmd"	svchost.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe

Executes dropped EXE 3 IoCs

pid	Process
3168	skyrpe.exe
3244	skyrpe.exe
2228	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-1-5-21-4089630652-1596403869-279772308-1000\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 value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	skyrpe.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\disk\enum	skyrpe.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4036 set thread context of 3836	4036	deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe	94
PID 3168 set thread context of 3244	3168	skyrpe.exe	101
PID 3168 set thread context of 2228	3168	skyrpe.exe	102

UPX packed file 15 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4036-0-0x0000000000400000-0x0000000000462000-memory.dmp	upx
behavioral2/memory/4036-5-0x0000000000400000-0x0000000000462000-memory.dmp	upx
behavioral2/memory/3836-9-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3836-11-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4036-13-0x0000000000400000-0x0000000000462000-memory.dmp	upx
behavioral2/memory/3836-14-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x000a000000023b83-30.dat	upx
behavioral2/memory/3168-37-0x0000000000400000-0x0000000000462000-memory.dmp	upx
behavioral2/memory/3168-41-0x0000000000400000-0x0000000000462000-memory.dmp	upx
behavioral2/memory/3168-42-0x0000000000400000-0x0000000000462000-memory.dmp	upx
behavioral2/memory/3836-43-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3168-47-0x0000000000400000-0x0000000000462000-memory.dmp	upx
behavioral2/memory/3168-58-0x0000000000400000-0x0000000000462000-memory.dmp	upx
behavioral2/memory/3836-59-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3244-71-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\PROGRA~3\LOCALS~1\Temp\msoquh.cmd	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	deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2228	skyrpe.exe
2228	skyrpe.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2228	skyrpe.exe

Suspicious use of AdjustPrivilegeToken 56 IoCs

description	pid	Process
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe
Token: SeDebugPrivilege	3244	skyrpe.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4036	deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe
3836	deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe
3168	skyrpe.exe
3244	skyrpe.exe

Suspicious use of WriteProcessMemory 34 IoCs

description	pid	Process	procid_target
PID 4036 wrote to memory of 3836	4036	deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe	94
PID 4036 wrote to memory of 3836	4036	deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe	94
PID 4036 wrote to memory of 3836	4036	deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe	94
PID 4036 wrote to memory of 3836	4036	deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe	94
PID 4036 wrote to memory of 3836	4036	deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe	94
PID 4036 wrote to memory of 3836	4036	deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe	94
PID 4036 wrote to memory of 3836	4036	deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe	94
PID 4036 wrote to memory of 3836	4036	deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe	94
PID 3836 wrote to memory of 2320	3836	deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe	95
PID 3836 wrote to memory of 2320	3836	deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe	95
PID 3836 wrote to memory of 2320	3836	deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe	95
PID 2320 wrote to memory of 2468	2320	cmd.exe	98
PID 2320 wrote to memory of 2468	2320	cmd.exe	98
PID 2320 wrote to memory of 2468	2320	cmd.exe	98
PID 3836 wrote to memory of 3168	3836	deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe	99
PID 3836 wrote to memory of 3168	3836	deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe	99
PID 3836 wrote to memory of 3168	3836	deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe	99
PID 3168 wrote to memory of 3244	3168	skyrpe.exe	101
PID 3168 wrote to memory of 3244	3168	skyrpe.exe	101
PID 3168 wrote to memory of 3244	3168	skyrpe.exe	101
PID 3168 wrote to memory of 3244	3168	skyrpe.exe	101
PID 3168 wrote to memory of 3244	3168	skyrpe.exe	101
PID 3168 wrote to memory of 3244	3168	skyrpe.exe	101
PID 3168 wrote to memory of 3244	3168	skyrpe.exe	101
PID 3168 wrote to memory of 3244	3168	skyrpe.exe	101
PID 3168 wrote to memory of 2228	3168	skyrpe.exe	102
PID 3168 wrote to memory of 2228	3168	skyrpe.exe	102
PID 3168 wrote to memory of 2228	3168	skyrpe.exe	102
PID 3168 wrote to memory of 2228	3168	skyrpe.exe	102
PID 3168 wrote to memory of 2228	3168	skyrpe.exe	102
PID 3168 wrote to memory of 2228	3168	skyrpe.exe	102
PID 2228 wrote to memory of 4912	2228	skyrpe.exe	103
PID 2228 wrote to memory of 4912	2228	skyrpe.exe	103
PID 2228 wrote to memory of 4912	2228	skyrpe.exe	103

C:\Users\Admin\AppData\Local\Temp\deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe
"C:\Users\Admin\AppData\Local\Temp\deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4036
- C:\Users\Admin\AppData\Local\Temp\deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe
  "C:\Users\Admin\AppData\Local\Temp\deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3836
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\YMYJI.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2320
  - - 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:2468
- - 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:3168
  - - 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:3244
  - - 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:2228
    - - 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:4912

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

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Downloads

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

Filesize
139B

MD5
0654f004b2e314bad7f75867e91da37d

SHA1
4232c22e7340b12108d86e3cb35ed288a3dbc7f1

SHA256
ead325a060300a9606a3f0f14694be39a3e4006a60c6c3eb0bea5d6f98192249

SHA512
dda135cdfca90a742d42b4c7a5e7f5df6580ec428302a8f0c311f5b92eb08dda75774e0c7497110faffbe2dfa02b30d2dfe35ec2848a275f53be8d930c7aa553

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

Filesize
392KB

MD5
87f554fd6068125a717938ae38baee53

SHA1
2b5be510e5d64de4a164120680739cd63e513eec

SHA256
bbb2abb82c61e1b9872a6b252a9786c78f7f4c13418bb2b25a7bc7fa2830aee0

SHA512
309561d131414b0ebca89f141cccd48a39d64d327cb0fde404a8a41f192cee693c177b99a7d211b594cc64020d4a93599baf431ad76aa0045fb3dcadd5e15064

Download Submit
memory/2228-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2228-57-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3168-58-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/3168-37-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/3168-47-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/3168-42-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/3168-41-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/3244-71-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3836-14-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3836-11-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3836-59-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3836-9-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3836-43-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4036-4-0x0000000002310000-0x0000000002311000-memory.dmp

Filesize
4KB

Download
memory/4036-13-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/4036-7-0x0000000002320000-0x0000000002321000-memory.dmp

Filesize
4KB

Download
memory/4036-0-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/4036-6-0x0000000002300000-0x0000000002301000-memory.dmp

Filesize
4KB

Download
memory/4036-3-0x0000000002300000-0x0000000002301000-memory.dmp

Filesize
4KB

Download
memory/4036-5-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/4036-8-0x0000000002330000-0x0000000002331000-memory.dmp

Filesize
4KB

Download
memory/4912-63-0x00000000009E0000-0x00000000009E5000-memory.dmp

Filesize
20KB

Download
memory/4912-65-0x00000000009F0000-0x00000000009F5000-memory.dmp

Filesize
20KB

Download
memory/4912-69-0x00000000009F0000-0x00000000009F5000-memory.dmp

Filesize
20KB

Download
memory/4912-73-0x00000000009E0000-0x00000000009E5000-memory.dmp

Filesize
20KB

Download