orcus | fdf11f7af4fa7ee99b310bdeed69d7d9a486591128cd07206d960b3fc0c1e446

Analysis

max time kernel
146s
max time network
154s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
22-04-2024 01:08

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General

Target

fdf11f7af4fa7ee99b310bdeed69d7d9a486591128cd07206d960b3fc0c1e446.exe
Size

2.6MB
MD5

88642a74f3e890d4621587eb271708df
SHA1

8e86082aa7592aca8703a27d7f13c13923059701
SHA256

fdf11f7af4fa7ee99b310bdeed69d7d9a486591128cd07206d960b3fc0c1e446
SHA512

2f629e445e463526394d730adc7b2867be0fe801bc0625453da79545336c2f1a7c9482139a53c3b551638d9fb1af4a14d9accf7e16651fd3248309a30f054ea7
SSDEEP

24576:QAHnh+eWsN3skA4RV1Hom2KXSmHdqf0K44JzixdvW80EXLq31gEfUvWDyBFZpxxL:Hh+ZkldoPKiYdqd6j

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/2744-9-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus
behavioral1/memory/2744-3-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus
behavioral1/memory/2744-22-0x0000000004E40000-0x0000000004E80000-memory.dmp	orcus

Executes dropped EXE 2 IoCs

pid	Process
2412	setspn.exe
2792	setspn.exe

AutoIT Executable 4 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/1288-0-0x00000000013A0000-0x000000000164A000-memory.dmp	autoit_exe
behavioral1/files/0x002e000000015364-23.dat	autoit_exe
behavioral1/memory/2412-25-0x0000000000E50000-0x00000000010FA000-memory.dmp	autoit_exe
behavioral1/memory/2792-39-0x0000000001130000-0x00000000013DA000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1288 set thread context of 2744	1288	fdf11f7af4fa7ee99b310bdeed69d7d9a486591128cd07206d960b3fc0c1e446.exe	28
PID 2412 set thread context of 1276	2412	setspn.exe	35
PID 2792 set thread context of 2148	2792	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
2232	schtasks.exe
2564	schtasks.exe
644	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1288	fdf11f7af4fa7ee99b310bdeed69d7d9a486591128cd07206d960b3fc0c1e446.exe
1288	fdf11f7af4fa7ee99b310bdeed69d7d9a486591128cd07206d960b3fc0c1e446.exe
2412	setspn.exe
2412	setspn.exe
2792	setspn.exe
2792	setspn.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2744	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2744	RegSvcs.exe

Suspicious use of WriteProcessMemory 47 IoCs

description	pid	Process	procid_target
PID 1288 wrote to memory of 2744	1288	fdf11f7af4fa7ee99b310bdeed69d7d9a486591128cd07206d960b3fc0c1e446.exe	28
PID 1288 wrote to memory of 2744	1288	fdf11f7af4fa7ee99b310bdeed69d7d9a486591128cd07206d960b3fc0c1e446.exe	28
PID 1288 wrote to memory of 2744	1288	fdf11f7af4fa7ee99b310bdeed69d7d9a486591128cd07206d960b3fc0c1e446.exe	28
PID 1288 wrote to memory of 2744	1288	fdf11f7af4fa7ee99b310bdeed69d7d9a486591128cd07206d960b3fc0c1e446.exe	28
PID 1288 wrote to memory of 2744	1288	fdf11f7af4fa7ee99b310bdeed69d7d9a486591128cd07206d960b3fc0c1e446.exe	28
PID 1288 wrote to memory of 2744	1288	fdf11f7af4fa7ee99b310bdeed69d7d9a486591128cd07206d960b3fc0c1e446.exe	28
PID 1288 wrote to memory of 2744	1288	fdf11f7af4fa7ee99b310bdeed69d7d9a486591128cd07206d960b3fc0c1e446.exe	28
PID 1288 wrote to memory of 2744	1288	fdf11f7af4fa7ee99b310bdeed69d7d9a486591128cd07206d960b3fc0c1e446.exe	28
PID 1288 wrote to memory of 2744	1288	fdf11f7af4fa7ee99b310bdeed69d7d9a486591128cd07206d960b3fc0c1e446.exe	28
PID 1288 wrote to memory of 2564	1288	fdf11f7af4fa7ee99b310bdeed69d7d9a486591128cd07206d960b3fc0c1e446.exe	29
PID 1288 wrote to memory of 2564	1288	fdf11f7af4fa7ee99b310bdeed69d7d9a486591128cd07206d960b3fc0c1e446.exe	29
PID 1288 wrote to memory of 2564	1288	fdf11f7af4fa7ee99b310bdeed69d7d9a486591128cd07206d960b3fc0c1e446.exe	29
PID 1288 wrote to memory of 2564	1288	fdf11f7af4fa7ee99b310bdeed69d7d9a486591128cd07206d960b3fc0c1e446.exe	29
PID 940 wrote to memory of 2412	940	taskeng.exe	34
PID 940 wrote to memory of 2412	940	taskeng.exe	34
PID 940 wrote to memory of 2412	940	taskeng.exe	34
PID 940 wrote to memory of 2412	940	taskeng.exe	34
PID 2412 wrote to memory of 1276	2412	setspn.exe	35
PID 2412 wrote to memory of 1276	2412	setspn.exe	35
PID 2412 wrote to memory of 1276	2412	setspn.exe	35
PID 2412 wrote to memory of 1276	2412	setspn.exe	35
PID 2412 wrote to memory of 1276	2412	setspn.exe	35
PID 2412 wrote to memory of 1276	2412	setspn.exe	35
PID 2412 wrote to memory of 1276	2412	setspn.exe	35
PID 2412 wrote to memory of 1276	2412	setspn.exe	35
PID 2412 wrote to memory of 1276	2412	setspn.exe	35
PID 2412 wrote to memory of 644	2412	setspn.exe	36
PID 2412 wrote to memory of 644	2412	setspn.exe	36
PID 2412 wrote to memory of 644	2412	setspn.exe	36
PID 2412 wrote to memory of 644	2412	setspn.exe	36
PID 940 wrote to memory of 2792	940	taskeng.exe	38
PID 940 wrote to memory of 2792	940	taskeng.exe	38
PID 940 wrote to memory of 2792	940	taskeng.exe	38
PID 940 wrote to memory of 2792	940	taskeng.exe	38
PID 2792 wrote to memory of 2148	2792	setspn.exe	39
PID 2792 wrote to memory of 2148	2792	setspn.exe	39
PID 2792 wrote to memory of 2148	2792	setspn.exe	39
PID 2792 wrote to memory of 2148	2792	setspn.exe	39
PID 2792 wrote to memory of 2148	2792	setspn.exe	39
PID 2792 wrote to memory of 2148	2792	setspn.exe	39
PID 2792 wrote to memory of 2148	2792	setspn.exe	39
PID 2792 wrote to memory of 2148	2792	setspn.exe	39
PID 2792 wrote to memory of 2148	2792	setspn.exe	39
PID 2792 wrote to memory of 2232	2792	setspn.exe	40
PID 2792 wrote to memory of 2232	2792	setspn.exe	40
PID 2792 wrote to memory of 2232	2792	setspn.exe	40
PID 2792 wrote to memory of 2232	2792	setspn.exe	40

C:\Users\Admin\AppData\Local\Temp\fdf11f7af4fa7ee99b310bdeed69d7d9a486591128cd07206d960b3fc0c1e446.exe
"C:\Users\Admin\AppData\Local\Temp\fdf11f7af4fa7ee99b310bdeed69d7d9a486591128cd07206d960b3fc0c1e446.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1288
- 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:2744
- 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:2564

C:\Windows\system32\taskeng.exe
taskeng.exe {8F81BAAB-BDB9-4924-8EAA-25E09EBBF574} S-1-5-21-330940541-141609230-1670313778-1000:KXIPPCKF\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:940
- 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:2412
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    PID:1276
- - 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:644
- 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:2792
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    PID:2148
- - 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:2232

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
a03b96ae15fa2574a7f3954aa41f8c83

SHA1
0c693f80f61f487f4c92df4cba733201ebb5b183

SHA256
88c3e9161a24bff5bf75a8946592bddd88f23a3896b05b4df52db3e209d52024

SHA512
aae39a18f7e17fdcf27bc76a576849615a57c3aa4835c183cbf0dc2595efd5a6ab4963af655a92fae751bad52f49931f7369a33f8f00d5740eea967c8cc28d9e

Download Submit
memory/1276-37-0x0000000072CF0000-0x00000000733DE000-memory.dmp

Filesize
6.9MB

Download
memory/1276-35-0x0000000072CF0000-0x00000000733DE000-memory.dmp

Filesize
6.9MB

Download
memory/1276-36-0x0000000004D60000-0x0000000004DA0000-memory.dmp

Filesize
256KB

Download
memory/1288-1-0x00000000007C0000-0x00000000007C1000-memory.dmp

Filesize
4KB

Download
memory/1288-0-0x00000000013A0000-0x000000000164A000-memory.dmp

Filesize
2.7MB

Download
memory/2148-51-0x0000000072CF0000-0x00000000733DE000-memory.dmp

Filesize
6.9MB

Download
memory/2148-50-0x0000000000E10000-0x0000000000E50000-memory.dmp

Filesize
256KB

Download
memory/2148-49-0x0000000072CF0000-0x00000000733DE000-memory.dmp

Filesize
6.9MB

Download
memory/2148-45-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2412-25-0x0000000000E50000-0x00000000010FA000-memory.dmp

Filesize
2.7MB

Download
memory/2744-3-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2744-16-0x00000000006F0000-0x000000000074C000-memory.dmp

Filesize
368KB

Download
memory/2744-18-0x00000000003C0000-0x00000000003C8000-memory.dmp

Filesize
32KB

Download
memory/2744-20-0x00000000006A0000-0x00000000006B0000-memory.dmp

Filesize
64KB

Download
memory/2744-21-0x0000000072CF0000-0x00000000733DE000-memory.dmp

Filesize
6.9MB

Download
memory/2744-22-0x0000000004E40000-0x0000000004E80000-memory.dmp

Filesize
256KB

Download
memory/2744-17-0x00000000002A0000-0x00000000002B2000-memory.dmp

Filesize
72KB

Download
memory/2744-19-0x00000000003D0000-0x00000000003E8000-memory.dmp

Filesize
96KB

Download
memory/2744-15-0x0000000000250000-0x000000000025E000-memory.dmp

Filesize
56KB

Download
memory/2744-14-0x0000000004E40000-0x0000000004E80000-memory.dmp

Filesize
256KB

Download
memory/2744-13-0x0000000072CF0000-0x00000000733DE000-memory.dmp

Filesize
6.9MB

Download
memory/2744-2-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2744-7-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2744-10-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2744-9-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2792-39-0x0000000001130000-0x00000000013DA000-memory.dmp

Filesize
2.7MB

Download