orcus | 451d82b07c317661669285e39b6cbfdf91cfd7b57a597a7bebdeb7639ec99830

Analysis

max time kernel
140s
max time network
143s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
16-04-2024 02:12

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General

Target

451d82b07c317661669285e39b6cbfdf91cfd7b57a597a7bebdeb7639ec99830.exe
Size

2.6MB
MD5

284cf832d837a98655ddef3ebbeffbb5
SHA1

83f58534ab8c7f28f8707fe5aff47313bd81cf0a
SHA256

451d82b07c317661669285e39b6cbfdf91cfd7b57a597a7bebdeb7639ec99830
SHA512

84a98404eab9b9d6fb6f7cecac39eff25cb10630ac5bf3023641a957097e4079c83d12d2816387932ec7341ee758dacbe820cf898125ff8b7b5d2a4a7359a2ae
SSDEEP

24576:QAHnh+eWsN3skA4RV1Hom2KXSmHdqf0K44JzixdvW80EXLq31gEfUvWDyBFZpxxv:Hh+ZkldoPKiYdqd63

Score

10^/10

orcus ligeon rat spyware stealer

Malware Config

Extracted

Family

orcus

Botnet

ligeon

ligeon.ddns.net:1606

Mutex

b98fb09a59c24a81b9d17a55ccf2c036

Attributes

autostart_method
Disable
enable_keylogger
true
install_path
%programfiles%\Orcus\Orcus.exe
reconnect_delay
10000
registry_keyname
Orcus
taskscheduler_taskname
Orcus
watchdog_path
AppData\OrcusWatchdog.exe

Signatures

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

Orcurs Rat Executable 3 IoCs

resource	yara_rule
behavioral1/memory/1920-3-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus
behavioral1/memory/1920-9-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus
behavioral1/memory/1920-10-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus

Executes dropped EXE 2 IoCs

pid	Process
2276	setspn.exe
1620	setspn.exe

AutoIT Executable 4 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/2168-0-0x0000000000EC0000-0x000000000116A000-memory.dmp	autoit_exe
behavioral1/files/0x000c000000013413-23.dat	autoit_exe
behavioral1/memory/2276-25-0x0000000001380000-0x000000000162A000-memory.dmp	autoit_exe
behavioral1/memory/1620-39-0x0000000001380000-0x000000000162A000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2168 set thread context of 1920	2168	451d82b07c317661669285e39b6cbfdf91cfd7b57a597a7bebdeb7639ec99830.exe	28
PID 2276 set thread context of 2832	2276	setspn.exe	33
PID 1620 set thread context of 1664	1620	setspn.exe	39

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

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 3 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
2040	schtasks.exe
2992	schtasks.exe
604	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2168	451d82b07c317661669285e39b6cbfdf91cfd7b57a597a7bebdeb7639ec99830.exe
2168	451d82b07c317661669285e39b6cbfdf91cfd7b57a597a7bebdeb7639ec99830.exe
2276	setspn.exe
2276	setspn.exe
1620	setspn.exe
1620	setspn.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1920	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1920	RegSvcs.exe

Suspicious use of WriteProcessMemory 47 IoCs

description	pid	Process	procid_target
PID 2168 wrote to memory of 1920	2168	451d82b07c317661669285e39b6cbfdf91cfd7b57a597a7bebdeb7639ec99830.exe	28
PID 2168 wrote to memory of 1920	2168	451d82b07c317661669285e39b6cbfdf91cfd7b57a597a7bebdeb7639ec99830.exe	28
PID 2168 wrote to memory of 1920	2168	451d82b07c317661669285e39b6cbfdf91cfd7b57a597a7bebdeb7639ec99830.exe	28
PID 2168 wrote to memory of 1920	2168	451d82b07c317661669285e39b6cbfdf91cfd7b57a597a7bebdeb7639ec99830.exe	28
PID 2168 wrote to memory of 1920	2168	451d82b07c317661669285e39b6cbfdf91cfd7b57a597a7bebdeb7639ec99830.exe	28
PID 2168 wrote to memory of 1920	2168	451d82b07c317661669285e39b6cbfdf91cfd7b57a597a7bebdeb7639ec99830.exe	28
PID 2168 wrote to memory of 1920	2168	451d82b07c317661669285e39b6cbfdf91cfd7b57a597a7bebdeb7639ec99830.exe	28
PID 2168 wrote to memory of 1920	2168	451d82b07c317661669285e39b6cbfdf91cfd7b57a597a7bebdeb7639ec99830.exe	28
PID 2168 wrote to memory of 1920	2168	451d82b07c317661669285e39b6cbfdf91cfd7b57a597a7bebdeb7639ec99830.exe	28
PID 2168 wrote to memory of 2040	2168	451d82b07c317661669285e39b6cbfdf91cfd7b57a597a7bebdeb7639ec99830.exe	29
PID 2168 wrote to memory of 2040	2168	451d82b07c317661669285e39b6cbfdf91cfd7b57a597a7bebdeb7639ec99830.exe	29
PID 2168 wrote to memory of 2040	2168	451d82b07c317661669285e39b6cbfdf91cfd7b57a597a7bebdeb7639ec99830.exe	29
PID 2168 wrote to memory of 2040	2168	451d82b07c317661669285e39b6cbfdf91cfd7b57a597a7bebdeb7639ec99830.exe	29
PID 2964 wrote to memory of 2276	2964	taskeng.exe	32
PID 2964 wrote to memory of 2276	2964	taskeng.exe	32
PID 2964 wrote to memory of 2276	2964	taskeng.exe	32
PID 2964 wrote to memory of 2276	2964	taskeng.exe	32
PID 2276 wrote to memory of 2832	2276	setspn.exe	33
PID 2276 wrote to memory of 2832	2276	setspn.exe	33
PID 2276 wrote to memory of 2832	2276	setspn.exe	33
PID 2276 wrote to memory of 2832	2276	setspn.exe	33
PID 2276 wrote to memory of 2832	2276	setspn.exe	33
PID 2276 wrote to memory of 2832	2276	setspn.exe	33
PID 2276 wrote to memory of 2832	2276	setspn.exe	33
PID 2276 wrote to memory of 2832	2276	setspn.exe	33
PID 2276 wrote to memory of 2832	2276	setspn.exe	33
PID 2276 wrote to memory of 2992	2276	setspn.exe	34
PID 2276 wrote to memory of 2992	2276	setspn.exe	34
PID 2276 wrote to memory of 2992	2276	setspn.exe	34
PID 2276 wrote to memory of 2992	2276	setspn.exe	34
PID 2964 wrote to memory of 1620	2964	taskeng.exe	38
PID 2964 wrote to memory of 1620	2964	taskeng.exe	38
PID 2964 wrote to memory of 1620	2964	taskeng.exe	38
PID 2964 wrote to memory of 1620	2964	taskeng.exe	38
PID 1620 wrote to memory of 1664	1620	setspn.exe	39
PID 1620 wrote to memory of 1664	1620	setspn.exe	39
PID 1620 wrote to memory of 1664	1620	setspn.exe	39
PID 1620 wrote to memory of 1664	1620	setspn.exe	39
PID 1620 wrote to memory of 1664	1620	setspn.exe	39
PID 1620 wrote to memory of 1664	1620	setspn.exe	39
PID 1620 wrote to memory of 1664	1620	setspn.exe	39
PID 1620 wrote to memory of 1664	1620	setspn.exe	39
PID 1620 wrote to memory of 1664	1620	setspn.exe	39
PID 1620 wrote to memory of 604	1620	setspn.exe	40
PID 1620 wrote to memory of 604	1620	setspn.exe	40
PID 1620 wrote to memory of 604	1620	setspn.exe	40
PID 1620 wrote to memory of 604	1620	setspn.exe	40

C:\Users\Admin\AppData\Local\Temp\451d82b07c317661669285e39b6cbfdf91cfd7b57a597a7bebdeb7639ec99830.exe
"C:\Users\Admin\AppData\Local\Temp\451d82b07c317661669285e39b6cbfdf91cfd7b57a597a7bebdeb7639ec99830.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2168
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1920
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\SysWOW64\schtasks.exe" /create /tn sfc /tr "C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe" /sc minute /mo 1 /F
  2⤵
  - Creates scheduled task(s)
  PID:2040

C:\Windows\system32\taskeng.exe
taskeng.exe {0EFB1382-F46C-42EF-AF04-F45F18FC4107} S-1-5-21-3452737119-3959686427-228443150-1000:QGTQZTRE\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2964
- C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
  C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2276
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    PID:2832
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\SysWOW64\schtasks.exe" /create /tn sfc /tr "C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe" /sc minute /mo 1 /F
    3⤵
    - Creates scheduled task(s)
    PID:2992
- C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
  C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1620
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    PID:1664
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\SysWOW64\schtasks.exe" /create /tn sfc /tr "C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe" /sc minute /mo 1 /F
    3⤵
    - Creates scheduled task(s)
    PID:604

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe

Filesize
2.6MB

MD5
cddd8a121540921386700e6c949f3114

SHA1
93cf288cf32da0ffe25914c34b3f0a75d9a40216

SHA256
113bc119484d2b7b92916b0517dfa1909e2d86a52d5cb98d4f9c718620a7b658

SHA512
5c52f41c468a0c49d7d74a2eeb651f88caf04bb145f739e1720b699c4d6a458fe44f9c7200b71ebe839096ca4b21b9c3e3bed7b4b6912407ad5f483b3bdc7067

Download Submit
memory/1620-39-0x0000000001380000-0x000000000162A000-memory.dmp

Filesize
2.7MB

Download
memory/1664-51-0x0000000073F60000-0x000000007464E000-memory.dmp

Filesize
6.9MB

Download
memory/1664-50-0x0000000004CF0000-0x0000000004D30000-memory.dmp

Filesize
256KB

Download
memory/1664-49-0x0000000073F60000-0x000000007464E000-memory.dmp

Filesize
6.9MB

Download
memory/1920-18-0x0000000000CD0000-0x0000000000CD8000-memory.dmp

Filesize
32KB

Download
memory/1920-22-0x0000000004960000-0x00000000049A0000-memory.dmp

Filesize
256KB

Download
memory/1920-13-0x0000000073F60000-0x000000007464E000-memory.dmp

Filesize
6.9MB

Download
memory/1920-14-0x0000000004960000-0x00000000049A0000-memory.dmp

Filesize
256KB

Download
memory/1920-15-0x0000000000650000-0x000000000065E000-memory.dmp

Filesize
56KB

Download
memory/1920-16-0x0000000004690000-0x00000000046EC000-memory.dmp

Filesize
368KB

Download
memory/1920-17-0x0000000000750000-0x0000000000762000-memory.dmp

Filesize
72KB

Download
memory/1920-2-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1920-19-0x0000000004610000-0x0000000004628000-memory.dmp

Filesize
96KB

Download
memory/1920-20-0x00000000046F0000-0x0000000004700000-memory.dmp

Filesize
64KB

Download
memory/1920-21-0x0000000073F60000-0x000000007464E000-memory.dmp

Filesize
6.9MB

Download
memory/1920-10-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1920-9-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1920-3-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1920-7-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2168-0-0x0000000000EC0000-0x000000000116A000-memory.dmp

Filesize
2.7MB

Download
memory/2168-1-0x0000000000120000-0x0000000000121000-memory.dmp

Filesize
4KB

Download
memory/2276-25-0x0000000001380000-0x000000000162A000-memory.dmp

Filesize
2.7MB

Download
memory/2832-35-0x0000000073F60000-0x000000007464E000-memory.dmp

Filesize
6.9MB

Download
memory/2832-37-0x0000000073F60000-0x000000007464E000-memory.dmp

Filesize
6.9MB

Download
memory/2832-36-0x00000000048B0000-0x00000000048F0000-memory.dmp

Filesize
256KB

Download