orcus | b380702b2efcf3f396879bf8a26a26c49bcaff0653feaf00cd3906e49aeeb02e

Analysis

max time kernel
150s
max time network
150s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
23-05-2024 01:46

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General

Target

b380702b2efcf3f396879bf8a26a26c49bcaff0653feaf00cd3906e49aeeb02e.exe
Size

944KB
MD5

5b2b363429b9a05c302a472918f7a11c
SHA1

487eb2ba20779fe2b80932c2c1f0192a2643a17e
SHA256

b380702b2efcf3f396879bf8a26a26c49bcaff0653feaf00cd3906e49aeeb02e
SHA512

3868dc59c0a8cac98d0f9f075ff6d0d457fde42f9aa50c7fead2fadf4c83fdfac9da70883354dee3039f0f64c392c2d5cb107d4bc809d59cb4bd81d9bf330976
SSDEEP

24576:jGRs4MROxnFi36sVrrcI0AilFEvxHPYooh:jM/Mio7VrrcI0AilFEvxHP

Score

10^/10

orcus tanin komp persistence rat spyware stealer

Malware Config

Extracted

Family

orcus

Botnet

Tanin Komp

192.168.200.18:10134

Mutex

e8facf65797c47f380e8502c73b84cf9

Attributes

autostart_method
TaskScheduler
enable_keylogger
false
install_path
%programfiles%\Orcus\Orcus.exe
reconnect_delay
10000
registry_keyname
Orcus
taskscheduler_taskname
<inecraft server administration tools
watchdog_path
Temp\Minecraft server tools tasker.exe

Signatures

Orcus
Orcus is a Remote Access Trojan that is being sold on underground forums.
rat spyware stealer orcus

Orcus main payload 1 IoCs

resource	yara_rule
behavioral1/files/0x000900000001234a-13.dat	family_orcus

Orcurs Rat Executable 3 IoCs

resource	yara_rule
behavioral1/memory/2220-1-0x0000000000FD0000-0x00000000010C2000-memory.dmp	orcus
behavioral1/files/0x000900000001234a-13.dat	orcus
behavioral1/memory/2616-21-0x0000000000F50000-0x0000000001042000-memory.dmp	orcus

Executes dropped EXE 3 IoCs

pid	Process
2616	Orcus.exe
2592	Minecraft server tools tasker.exe
2980	Minecraft server tools tasker.exe

Loads dropped DLL 3 IoCs

pid	Process
2220	b380702b2efcf3f396879bf8a26a26c49bcaff0653feaf00cd3906e49aeeb02e.exe
2616	Orcus.exe
2592	Minecraft server tools tasker.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-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\Orcus = "\"C:\\Program Files (x86)\\Orcus\\Orcus.exe\""	Orcus.exe

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Orcus\Orcus.exe.config	b380702b2efcf3f396879bf8a26a26c49bcaff0653feaf00cd3906e49aeeb02e.exe
File created	C:\Program Files (x86)\Orcus\Orcus.exe	b380702b2efcf3f396879bf8a26a26c49bcaff0653feaf00cd3906e49aeeb02e.exe
File opened for modification	C:\Program Files (x86)\Orcus\Orcus.exe	b380702b2efcf3f396879bf8a26a26c49bcaff0653feaf00cd3906e49aeeb02e.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2616	Orcus.exe
2616	Orcus.exe
2616	Orcus.exe
2980	Minecraft server tools tasker.exe
2980	Minecraft server tools tasker.exe
2980	Minecraft server tools tasker.exe
2616	Orcus.exe
2980	Minecraft server tools tasker.exe
2616	Orcus.exe
2980	Minecraft server tools tasker.exe
2616	Orcus.exe
2980	Minecraft server tools tasker.exe
2616	Orcus.exe
2980	Minecraft server tools tasker.exe
2616	Orcus.exe
2980	Minecraft server tools tasker.exe
2616	Orcus.exe
2980	Minecraft server tools tasker.exe
2616	Orcus.exe
2980	Minecraft server tools tasker.exe
2616	Orcus.exe
2980	Minecraft server tools tasker.exe
2616	Orcus.exe
2980	Minecraft server tools tasker.exe
2616	Orcus.exe
2980	Minecraft server tools tasker.exe
2616	Orcus.exe
2980	Minecraft server tools tasker.exe
2616	Orcus.exe
2980	Minecraft server tools tasker.exe
2616	Orcus.exe
2980	Minecraft server tools tasker.exe
2616	Orcus.exe
2980	Minecraft server tools tasker.exe
2616	Orcus.exe
2980	Minecraft server tools tasker.exe
2616	Orcus.exe
2980	Minecraft server tools tasker.exe
2616	Orcus.exe
2980	Minecraft server tools tasker.exe
2616	Orcus.exe
2980	Minecraft server tools tasker.exe
2616	Orcus.exe
2980	Minecraft server tools tasker.exe
2616	Orcus.exe
2980	Minecraft server tools tasker.exe
2616	Orcus.exe
2980	Minecraft server tools tasker.exe
2616	Orcus.exe
2980	Minecraft server tools tasker.exe
2616	Orcus.exe
2980	Minecraft server tools tasker.exe
2616	Orcus.exe
2980	Minecraft server tools tasker.exe
2616	Orcus.exe
2980	Minecraft server tools tasker.exe
2616	Orcus.exe
2980	Minecraft server tools tasker.exe
2616	Orcus.exe
2980	Minecraft server tools tasker.exe
2616	Orcus.exe
2980	Minecraft server tools tasker.exe
2616	Orcus.exe
2980	Minecraft server tools tasker.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2616	Orcus.exe
Token: SeDebugPrivilege	2592	Minecraft server tools tasker.exe
Token: SeDebugPrivilege	2980	Minecraft server tools tasker.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2616	Orcus.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
2616	Orcus.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2220 wrote to memory of 2616	2220	b380702b2efcf3f396879bf8a26a26c49bcaff0653feaf00cd3906e49aeeb02e.exe	29
PID 2220 wrote to memory of 2616	2220	b380702b2efcf3f396879bf8a26a26c49bcaff0653feaf00cd3906e49aeeb02e.exe	29
PID 2220 wrote to memory of 2616	2220	b380702b2efcf3f396879bf8a26a26c49bcaff0653feaf00cd3906e49aeeb02e.exe	29
PID 2220 wrote to memory of 2616	2220	b380702b2efcf3f396879bf8a26a26c49bcaff0653feaf00cd3906e49aeeb02e.exe	29
PID 2616 wrote to memory of 2592	2616	Orcus.exe	30
PID 2616 wrote to memory of 2592	2616	Orcus.exe	30
PID 2616 wrote to memory of 2592	2616	Orcus.exe	30
PID 2616 wrote to memory of 2592	2616	Orcus.exe	30
PID 2592 wrote to memory of 2980	2592	Minecraft server tools tasker.exe	31
PID 2592 wrote to memory of 2980	2592	Minecraft server tools tasker.exe	31
PID 2592 wrote to memory of 2980	2592	Minecraft server tools tasker.exe	31
PID 2592 wrote to memory of 2980	2592	Minecraft server tools tasker.exe	31

C:\Users\Admin\AppData\Local\Temp\b380702b2efcf3f396879bf8a26a26c49bcaff0653feaf00cd3906e49aeeb02e.exe
"C:\Users\Admin\AppData\Local\Temp\b380702b2efcf3f396879bf8a26a26c49bcaff0653feaf00cd3906e49aeeb02e.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:2220
- C:\Program Files (x86)\Orcus\Orcus.exe
  "C:\Program Files (x86)\Orcus\Orcus.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:2616
- - C:\Users\Admin\AppData\Local\Temp\Minecraft server tools tasker.exe
    "C:\Users\Admin\AppData\Local\Temp\Minecraft server tools tasker.exe" /launchSelfAndExit "C:\Program Files (x86)\Orcus\Orcus.exe" 2616 /protectFile
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2592
  - - C:\Users\Admin\AppData\Local\Temp\Minecraft server tools tasker.exe
      "C:\Users\Admin\AppData\Local\Temp\Minecraft server tools tasker.exe" /watchProcess "C:\Program Files (x86)\Orcus\Orcus.exe" 2616 "/protectFile"
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2980

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

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Program Files (x86)\Orcus\Orcus.exe.config

Filesize
357B

MD5
a2b76cea3a59fa9af5ea21ff68139c98

SHA1
35d76475e6a54c168f536e30206578babff58274

SHA256
f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839

SHA512
b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad

Download Submit
C:\Users\Admin\AppData\Roaming\Minecraft server tools\err_e8facf65797c47f380e8502c73b84cf9.dat

Filesize
1KB

MD5
9a1ff27b48e33f65a858396ac3edb151

SHA1
ee7f8f07055bd6b6f40e8b8948284b9423f86e34

SHA256
8acaecc5dc92c61b5e14bacbeac137f704b7e2d33c741a4a605353d21c52e868

SHA512
930f40304aa5156fd329a797992f581e1fa9f01a3c594291c75c7ca1111f08f66425d20cefa84ad201e059cd7da0facfc17d22826739534cf82a5954d13d29c8

Download Submit
\Program Files (x86)\Orcus\Orcus.exe

Filesize
944KB

MD5
5b2b363429b9a05c302a472918f7a11c

SHA1
487eb2ba20779fe2b80932c2c1f0192a2643a17e

SHA256
b380702b2efcf3f396879bf8a26a26c49bcaff0653feaf00cd3906e49aeeb02e

SHA512
3868dc59c0a8cac98d0f9f075ff6d0d457fde42f9aa50c7fead2fadf4c83fdfac9da70883354dee3039f0f64c392c2d5cb107d4bc809d59cb4bd81d9bf330976

Download Submit
\Users\Admin\AppData\Local\Temp\Minecraft server tools tasker.exe

Filesize
9KB

MD5
913967b216326e36a08010fb70f9dba3

SHA1
7b6f8c2eb5b443e03c212b85c2f0edb9c76ad2bf

SHA256
8d880758549220154d2ff4ee578f2b49527c5fb76a07d55237b61e30bcc09e3a

SHA512
c6fcb98d9fd509e9834fc3fba143bd36d41869cc104fbce5354951f0a6756156e34a30796baaa130dd45de3ed96e039ec14716716f6da4569915c7ef2d2b6c33

Download Submit
memory/2220-6-0x00000000006C0000-0x00000000006C8000-memory.dmp

Filesize
32KB

Download
memory/2220-2-0x0000000000270000-0x000000000027E000-memory.dmp

Filesize
56KB

Download
memory/2220-0-0x000000007418E000-0x000000007418F000-memory.dmp

Filesize
4KB

Download
memory/2220-7-0x00000000006D0000-0x00000000006D8000-memory.dmp

Filesize
32KB

Download
memory/2220-4-0x0000000074180000-0x000000007486E000-memory.dmp

Filesize
6.9MB

Download
memory/2220-5-0x0000000000620000-0x0000000000632000-memory.dmp

Filesize
72KB

Download
memory/2220-19-0x0000000074180000-0x000000007486E000-memory.dmp

Filesize
6.9MB

Download
memory/2220-3-0x0000000000B40000-0x0000000000B9C000-memory.dmp

Filesize
368KB

Download
memory/2220-1-0x0000000000FD0000-0x00000000010C2000-memory.dmp

Filesize
968KB

Download
memory/2592-39-0x0000000001170000-0x0000000001178000-memory.dmp

Filesize
32KB

Download
memory/2616-20-0x0000000074180000-0x000000007486E000-memory.dmp

Filesize
6.9MB

Download
memory/2616-23-0x0000000000620000-0x0000000000632000-memory.dmp

Filesize
72KB

Download
memory/2616-26-0x0000000000DA0000-0x0000000000DEE000-memory.dmp

Filesize
312KB

Download
memory/2616-27-0x0000000000F10000-0x0000000000F28000-memory.dmp

Filesize
96KB

Download
memory/2616-28-0x0000000004860000-0x0000000004870000-memory.dmp

Filesize
64KB

Download
memory/2616-22-0x0000000074180000-0x000000007486E000-memory.dmp

Filesize
6.9MB

Download
memory/2616-32-0x0000000074180000-0x000000007486E000-memory.dmp

Filesize
6.9MB

Download
memory/2616-21-0x0000000000F50000-0x0000000001042000-memory.dmp

Filesize
968KB

Download
memory/2616-42-0x0000000074180000-0x000000007486E000-memory.dmp

Filesize
6.9MB

Download
memory/2616-43-0x0000000074180000-0x000000007486E000-memory.dmp

Filesize
6.9MB

Download
memory/2616-44-0x0000000074180000-0x000000007486E000-memory.dmp

Filesize
6.9MB

Download