orcus | b5af8b415653f7c927c09d93ae038301fa5bd121f455f6efd006c40c56b0f5a7

Analysis

max time kernel
140s
max time network
142s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
17-04-2024 02:29

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

b5af8b415653f7c927c09d93ae038301fa5bd121f455f6efd006c40c56b0f5a7.exe
Size

2.6MB
MD5

1d1e084394ccbc02b21db7b58b355c15
SHA1

d94ed25a49b02029b839d75cb95c65c242fc9a1e
SHA256

b5af8b415653f7c927c09d93ae038301fa5bd121f455f6efd006c40c56b0f5a7
SHA512

ab1b2adc4c535fc6d6ec020861005cb6ab98ca555accef3d617d206677464b5e96576919fffb67c06c3972d331a0f7482b4e78b325bf2d388f72ee0b4c035dde
SSDEEP

24576:QAHnh+eWsN3skA4RV1Hom2KXSmHdqf0K44JzixdvW80EXLq31gEfUvWDyBFZpxxj:Hh+ZkldoPKiYdqd6b

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/312-4-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus
behavioral1/memory/312-11-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus
behavioral1/memory/312-10-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus

Executes dropped EXE 2 IoCs

pid	Process
2872	setspn.exe
324	setspn.exe

AutoIT Executable 4 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/1512-0-0x0000000000010000-0x00000000002BA000-memory.dmp	autoit_exe
behavioral1/files/0x000a000000015cbd-24.dat	autoit_exe
behavioral1/memory/2872-25-0x0000000000B10000-0x0000000000DBA000-memory.dmp	autoit_exe
behavioral1/memory/324-38-0x0000000000B10000-0x0000000000DBA000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1512 set thread context of 312	1512	b5af8b415653f7c927c09d93ae038301fa5bd121f455f6efd006c40c56b0f5a7.exe	28
PID 2872 set thread context of 2740	2872	setspn.exe	35
PID 324 set thread context of 784	324	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
2984	schtasks.exe
2884	schtasks.exe
280	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1512	b5af8b415653f7c927c09d93ae038301fa5bd121f455f6efd006c40c56b0f5a7.exe
1512	b5af8b415653f7c927c09d93ae038301fa5bd121f455f6efd006c40c56b0f5a7.exe
2872	setspn.exe
2872	setspn.exe
324	setspn.exe
324	setspn.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	312	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
312	RegSvcs.exe

Suspicious use of WriteProcessMemory 47 IoCs

description	pid	Process	procid_target
PID 1512 wrote to memory of 312	1512	b5af8b415653f7c927c09d93ae038301fa5bd121f455f6efd006c40c56b0f5a7.exe	28
PID 1512 wrote to memory of 312	1512	b5af8b415653f7c927c09d93ae038301fa5bd121f455f6efd006c40c56b0f5a7.exe	28
PID 1512 wrote to memory of 312	1512	b5af8b415653f7c927c09d93ae038301fa5bd121f455f6efd006c40c56b0f5a7.exe	28
PID 1512 wrote to memory of 312	1512	b5af8b415653f7c927c09d93ae038301fa5bd121f455f6efd006c40c56b0f5a7.exe	28
PID 1512 wrote to memory of 312	1512	b5af8b415653f7c927c09d93ae038301fa5bd121f455f6efd006c40c56b0f5a7.exe	28
PID 1512 wrote to memory of 312	1512	b5af8b415653f7c927c09d93ae038301fa5bd121f455f6efd006c40c56b0f5a7.exe	28
PID 1512 wrote to memory of 312	1512	b5af8b415653f7c927c09d93ae038301fa5bd121f455f6efd006c40c56b0f5a7.exe	28
PID 1512 wrote to memory of 312	1512	b5af8b415653f7c927c09d93ae038301fa5bd121f455f6efd006c40c56b0f5a7.exe	28
PID 1512 wrote to memory of 312	1512	b5af8b415653f7c927c09d93ae038301fa5bd121f455f6efd006c40c56b0f5a7.exe	28
PID 1512 wrote to memory of 280	1512	b5af8b415653f7c927c09d93ae038301fa5bd121f455f6efd006c40c56b0f5a7.exe	29
PID 1512 wrote to memory of 280	1512	b5af8b415653f7c927c09d93ae038301fa5bd121f455f6efd006c40c56b0f5a7.exe	29
PID 1512 wrote to memory of 280	1512	b5af8b415653f7c927c09d93ae038301fa5bd121f455f6efd006c40c56b0f5a7.exe	29
PID 1512 wrote to memory of 280	1512	b5af8b415653f7c927c09d93ae038301fa5bd121f455f6efd006c40c56b0f5a7.exe	29
PID 2792 wrote to memory of 2872	2792	taskeng.exe	34
PID 2792 wrote to memory of 2872	2792	taskeng.exe	34
PID 2792 wrote to memory of 2872	2792	taskeng.exe	34
PID 2792 wrote to memory of 2872	2792	taskeng.exe	34
PID 2872 wrote to memory of 2740	2872	setspn.exe	35
PID 2872 wrote to memory of 2740	2872	setspn.exe	35
PID 2872 wrote to memory of 2740	2872	setspn.exe	35
PID 2872 wrote to memory of 2740	2872	setspn.exe	35
PID 2872 wrote to memory of 2740	2872	setspn.exe	35
PID 2872 wrote to memory of 2740	2872	setspn.exe	35
PID 2872 wrote to memory of 2740	2872	setspn.exe	35
PID 2872 wrote to memory of 2740	2872	setspn.exe	35
PID 2872 wrote to memory of 2740	2872	setspn.exe	35
PID 2872 wrote to memory of 2984	2872	setspn.exe	36
PID 2872 wrote to memory of 2984	2872	setspn.exe	36
PID 2872 wrote to memory of 2984	2872	setspn.exe	36
PID 2872 wrote to memory of 2984	2872	setspn.exe	36
PID 2792 wrote to memory of 324	2792	taskeng.exe	38
PID 2792 wrote to memory of 324	2792	taskeng.exe	38
PID 2792 wrote to memory of 324	2792	taskeng.exe	38
PID 2792 wrote to memory of 324	2792	taskeng.exe	38
PID 324 wrote to memory of 784	324	setspn.exe	39
PID 324 wrote to memory of 784	324	setspn.exe	39
PID 324 wrote to memory of 784	324	setspn.exe	39
PID 324 wrote to memory of 784	324	setspn.exe	39
PID 324 wrote to memory of 784	324	setspn.exe	39
PID 324 wrote to memory of 784	324	setspn.exe	39
PID 324 wrote to memory of 784	324	setspn.exe	39
PID 324 wrote to memory of 784	324	setspn.exe	39
PID 324 wrote to memory of 784	324	setspn.exe	39
PID 324 wrote to memory of 2884	324	setspn.exe	40
PID 324 wrote to memory of 2884	324	setspn.exe	40
PID 324 wrote to memory of 2884	324	setspn.exe	40
PID 324 wrote to memory of 2884	324	setspn.exe	40

C:\Users\Admin\AppData\Local\Temp\b5af8b415653f7c927c09d93ae038301fa5bd121f455f6efd006c40c56b0f5a7.exe
"C:\Users\Admin\AppData\Local\Temp\b5af8b415653f7c927c09d93ae038301fa5bd121f455f6efd006c40c56b0f5a7.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1512
- 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:312
- 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:280

C:\Windows\system32\taskeng.exe
taskeng.exe {59851064-D6D1-426C-B6AA-59A16A40D229} S-1-5-21-2248906074-2862704502-246302768-1000:GHPZRGFC\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2792
- 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:2872
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    PID:2740
- - 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:2984
- 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:324
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    PID:784
- - 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:2884

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

Replay Monitor

Loading Replay Monitor...

Downloads

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

Filesize
2.6MB

MD5
5ff463a84a60abb2c02b47bc51576719

SHA1
0fb2dc840c96e42c93f69f32bfce5a433d6b2b5d

SHA256
dac220bd44e00c9554aba4d253796031c16c48b5b4fc344a6280f57ecfb4cb4a

SHA512
bd986d101bd24716481ac16cdaf013d3f7f86050aec62ed1d69919dc0067804fd3920e7cd8b0295991b9549a3388ad26e150875a6195cc1a9de8926d68fc8487

Download Submit
memory/312-19-0x00000000003E0000-0x00000000003E8000-memory.dmp

Filesize
32KB

Download
memory/312-15-0x00000000009E0000-0x0000000000A20000-memory.dmp

Filesize
256KB

Download
memory/312-18-0x0000000000380000-0x0000000000392000-memory.dmp

Filesize
72KB

Download
memory/312-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/312-11-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/312-10-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/312-14-0x0000000074540000-0x0000000074C2E000-memory.dmp

Filesize
6.9MB

Download
memory/312-22-0x0000000074540000-0x0000000074C2E000-memory.dmp

Filesize
6.9MB

Download
memory/312-16-0x0000000000300000-0x000000000030E000-memory.dmp

Filesize
56KB

Download
memory/312-20-0x00000000005D0000-0x00000000005E8000-memory.dmp

Filesize
96KB

Download
memory/312-4-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/312-2-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/312-17-0x0000000000770000-0x00000000007CC000-memory.dmp

Filesize
368KB

Download
memory/312-21-0x0000000000610000-0x0000000000620000-memory.dmp

Filesize
64KB

Download
memory/324-38-0x0000000000B10000-0x0000000000DBA000-memory.dmp

Filesize
2.7MB

Download
memory/784-50-0x0000000074540000-0x0000000074C2E000-memory.dmp

Filesize
6.9MB

Download
memory/784-48-0x0000000074540000-0x0000000074C2E000-memory.dmp

Filesize
6.9MB

Download
memory/784-49-0x00000000010A0000-0x00000000010E0000-memory.dmp

Filesize
256KB

Download
memory/1512-1-0x0000000000420000-0x0000000000421000-memory.dmp

Filesize
4KB

Download
memory/1512-0-0x0000000000010000-0x00000000002BA000-memory.dmp

Filesize
2.7MB

Download
memory/2740-35-0x0000000074540000-0x0000000074C2E000-memory.dmp

Filesize
6.9MB

Download
memory/2740-36-0x0000000074540000-0x0000000074C2E000-memory.dmp

Filesize
6.9MB

Download
memory/2872-25-0x0000000000B10000-0x0000000000DBA000-memory.dmp

Filesize
2.7MB

Download