orcus | fdba10b0c9e392abf63bdd7cb6c31cccab3b61dcbd408a962fb5fc8f37474553

Analysis

max time kernel
142s
max time network
143s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
23-04-2024 01:05

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General

Target

fdba10b0c9e392abf63bdd7cb6c31cccab3b61dcbd408a962fb5fc8f37474553.exe
Size

2.6MB
MD5

9072fa5ebf4dcb25165b601d1c375818
SHA1

5166d18494f01b2b4a3c2df2adab960ddd464cf2
SHA256

fdba10b0c9e392abf63bdd7cb6c31cccab3b61dcbd408a962fb5fc8f37474553
SHA512

ddf2958d455202beb60447617383a33cf6a70bf500d3ee3880a05732c26730914e9e6ee696b91ddbda5c744b9273758b96055b0f8e1a8b32e66d5edacfcdd255
SSDEEP

24576:QAHnh+eWsN3skA4RV1Hom2KXSmHdqf0K44JzixdvW80EXLq31gEfUvWDyBFZpxxv:Hh+ZkldoPKiYdqd6n

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/2932-4-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus
behavioral1/memory/2932-10-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus
behavioral1/memory/2932-11-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus

Executes dropped EXE 3 IoCs

pid	Process
2792	setspn.exe
1688	setspn.exe
2132	setspn.exe

AutoIT Executable 4 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/2136-0-0x0000000000010000-0x00000000002BA000-memory.dmp	autoit_exe
behavioral1/files/0x00090000000141c0-22.dat	autoit_exe
behavioral1/memory/2792-24-0x0000000000E30000-0x00000000010DA000-memory.dmp	autoit_exe
behavioral1/memory/1688-40-0x0000000000E30000-0x00000000010DA000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2136 set thread context of 2932	2136	fdba10b0c9e392abf63bdd7cb6c31cccab3b61dcbd408a962fb5fc8f37474553.exe	28
PID 2792 set thread context of 2500	2792	setspn.exe	33
PID 1688 set thread context of 1632	1688	setspn.exe	39
PID 2132 set thread context of 1132	2132	setspn.exe	43

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 4 IoCs

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

persistence

Scheduled Task/Job

T1053

pid	Process
2180	schtasks.exe
2448	schtasks.exe
1256	schtasks.exe
1896	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2136	fdba10b0c9e392abf63bdd7cb6c31cccab3b61dcbd408a962fb5fc8f37474553.exe
2136	fdba10b0c9e392abf63bdd7cb6c31cccab3b61dcbd408a962fb5fc8f37474553.exe
2792	setspn.exe
2792	setspn.exe
1688	setspn.exe
1688	setspn.exe
2132	setspn.exe
2132	setspn.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2932	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2932	RegSvcs.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2136 wrote to memory of 2932	2136	fdba10b0c9e392abf63bdd7cb6c31cccab3b61dcbd408a962fb5fc8f37474553.exe	28
PID 2136 wrote to memory of 2932	2136	fdba10b0c9e392abf63bdd7cb6c31cccab3b61dcbd408a962fb5fc8f37474553.exe	28
PID 2136 wrote to memory of 2932	2136	fdba10b0c9e392abf63bdd7cb6c31cccab3b61dcbd408a962fb5fc8f37474553.exe	28
PID 2136 wrote to memory of 2932	2136	fdba10b0c9e392abf63bdd7cb6c31cccab3b61dcbd408a962fb5fc8f37474553.exe	28
PID 2136 wrote to memory of 2932	2136	fdba10b0c9e392abf63bdd7cb6c31cccab3b61dcbd408a962fb5fc8f37474553.exe	28
PID 2136 wrote to memory of 2932	2136	fdba10b0c9e392abf63bdd7cb6c31cccab3b61dcbd408a962fb5fc8f37474553.exe	28
PID 2136 wrote to memory of 2932	2136	fdba10b0c9e392abf63bdd7cb6c31cccab3b61dcbd408a962fb5fc8f37474553.exe	28
PID 2136 wrote to memory of 2932	2136	fdba10b0c9e392abf63bdd7cb6c31cccab3b61dcbd408a962fb5fc8f37474553.exe	28
PID 2136 wrote to memory of 2932	2136	fdba10b0c9e392abf63bdd7cb6c31cccab3b61dcbd408a962fb5fc8f37474553.exe	28
PID 2136 wrote to memory of 2180	2136	fdba10b0c9e392abf63bdd7cb6c31cccab3b61dcbd408a962fb5fc8f37474553.exe	29
PID 2136 wrote to memory of 2180	2136	fdba10b0c9e392abf63bdd7cb6c31cccab3b61dcbd408a962fb5fc8f37474553.exe	29
PID 2136 wrote to memory of 2180	2136	fdba10b0c9e392abf63bdd7cb6c31cccab3b61dcbd408a962fb5fc8f37474553.exe	29
PID 2136 wrote to memory of 2180	2136	fdba10b0c9e392abf63bdd7cb6c31cccab3b61dcbd408a962fb5fc8f37474553.exe	29
PID 2864 wrote to memory of 2792	2864	taskeng.exe	32
PID 2864 wrote to memory of 2792	2864	taskeng.exe	32
PID 2864 wrote to memory of 2792	2864	taskeng.exe	32
PID 2864 wrote to memory of 2792	2864	taskeng.exe	32
PID 2792 wrote to memory of 2500	2792	setspn.exe	33
PID 2792 wrote to memory of 2500	2792	setspn.exe	33
PID 2792 wrote to memory of 2500	2792	setspn.exe	33
PID 2792 wrote to memory of 2500	2792	setspn.exe	33
PID 2792 wrote to memory of 2500	2792	setspn.exe	33
PID 2792 wrote to memory of 2500	2792	setspn.exe	33
PID 2792 wrote to memory of 2500	2792	setspn.exe	33
PID 2792 wrote to memory of 2500	2792	setspn.exe	33
PID 2792 wrote to memory of 2500	2792	setspn.exe	33
PID 2792 wrote to memory of 2448	2792	setspn.exe	34
PID 2792 wrote to memory of 2448	2792	setspn.exe	34
PID 2792 wrote to memory of 2448	2792	setspn.exe	34
PID 2792 wrote to memory of 2448	2792	setspn.exe	34
PID 2864 wrote to memory of 1688	2864	taskeng.exe	38
PID 2864 wrote to memory of 1688	2864	taskeng.exe	38
PID 2864 wrote to memory of 1688	2864	taskeng.exe	38
PID 2864 wrote to memory of 1688	2864	taskeng.exe	38
PID 1688 wrote to memory of 1632	1688	setspn.exe	39
PID 1688 wrote to memory of 1632	1688	setspn.exe	39
PID 1688 wrote to memory of 1632	1688	setspn.exe	39
PID 1688 wrote to memory of 1632	1688	setspn.exe	39
PID 1688 wrote to memory of 1632	1688	setspn.exe	39
PID 1688 wrote to memory of 1632	1688	setspn.exe	39
PID 1688 wrote to memory of 1632	1688	setspn.exe	39
PID 1688 wrote to memory of 1632	1688	setspn.exe	39
PID 1688 wrote to memory of 1632	1688	setspn.exe	39
PID 1688 wrote to memory of 1256	1688	setspn.exe	40
PID 1688 wrote to memory of 1256	1688	setspn.exe	40
PID 1688 wrote to memory of 1256	1688	setspn.exe	40
PID 1688 wrote to memory of 1256	1688	setspn.exe	40
PID 2864 wrote to memory of 2132	2864	taskeng.exe	42
PID 2864 wrote to memory of 2132	2864	taskeng.exe	42
PID 2864 wrote to memory of 2132	2864	taskeng.exe	42
PID 2864 wrote to memory of 2132	2864	taskeng.exe	42
PID 2132 wrote to memory of 1132	2132	setspn.exe	43
PID 2132 wrote to memory of 1132	2132	setspn.exe	43
PID 2132 wrote to memory of 1132	2132	setspn.exe	43
PID 2132 wrote to memory of 1132	2132	setspn.exe	43
PID 2132 wrote to memory of 1132	2132	setspn.exe	43
PID 2132 wrote to memory of 1132	2132	setspn.exe	43
PID 2132 wrote to memory of 1132	2132	setspn.exe	43
PID 2132 wrote to memory of 1132	2132	setspn.exe	43
PID 2132 wrote to memory of 1132	2132	setspn.exe	43
PID 2132 wrote to memory of 1896	2132	setspn.exe	44
PID 2132 wrote to memory of 1896	2132	setspn.exe	44
PID 2132 wrote to memory of 1896	2132	setspn.exe	44
PID 2132 wrote to memory of 1896	2132	setspn.exe	44

C:\Users\Admin\AppData\Local\Temp\fdba10b0c9e392abf63bdd7cb6c31cccab3b61dcbd408a962fb5fc8f37474553.exe
"C:\Users\Admin\AppData\Local\Temp\fdba10b0c9e392abf63bdd7cb6c31cccab3b61dcbd408a962fb5fc8f37474553.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2136
- 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:2932
- 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:2180

C:\Windows\system32\taskeng.exe
taskeng.exe {42062995-5546-4E2C-B861-5BBA48E31EF0} S-1-5-21-3627615824-4061627003-3019543961-1000:SCFGBRBT\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2864
- 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:2500
- - 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:2448
- 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:1688
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    PID:1632
- - 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:1256
- 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:2132
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    PID:1132
- - 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:1896

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
2716785f6aee132a258088aaa5a56b10

SHA1
45d9a8b97ea6f02f572142a7feb079a93e9b5417

SHA256
71364385d324ed0da409b3f7f5eb30cb18f622f263b25f0275ee2f5089531a1f

SHA512
dbe779cb7cbe3b56c2f5f21c3146c39ad4a5c4ff5a3d493977cc288699a6370a8e130abe27fcc03eca0df0b95bf51786bbdeb2f2bab33e9775d40e7644ec4977

Download Submit
memory/1132-64-0x0000000074940000-0x000000007502E000-memory.dmp

Filesize
6.9MB

Download
memory/1132-66-0x0000000074940000-0x000000007502E000-memory.dmp

Filesize
6.9MB

Download
memory/1132-65-0x0000000004D10000-0x0000000004D50000-memory.dmp

Filesize
256KB

Download
memory/1632-50-0x0000000074940000-0x000000007502E000-memory.dmp

Filesize
6.9MB

Download
memory/1632-52-0x0000000074940000-0x000000007502E000-memory.dmp

Filesize
6.9MB

Download
memory/1632-51-0x0000000004B80000-0x0000000004BC0000-memory.dmp

Filesize
256KB

Download
memory/1688-40-0x0000000000E30000-0x00000000010DA000-memory.dmp

Filesize
2.7MB

Download
memory/2136-0-0x0000000000010000-0x00000000002BA000-memory.dmp

Filesize
2.7MB

Download
memory/2136-1-0x0000000000410000-0x0000000000411000-memory.dmp

Filesize
4KB

Download
memory/2500-36-0x0000000074940000-0x000000007502E000-memory.dmp

Filesize
6.9MB

Download
memory/2500-34-0x0000000074940000-0x000000007502E000-memory.dmp

Filesize
6.9MB

Download
memory/2500-35-0x0000000004A90000-0x0000000004AD0000-memory.dmp

Filesize
256KB

Download
memory/2792-24-0x0000000000E30000-0x00000000010DA000-memory.dmp

Filesize
2.7MB

Download
memory/2932-21-0x00000000009A0000-0x00000000009B0000-memory.dmp

Filesize
64KB

Download
memory/2932-38-0x0000000000700000-0x0000000000740000-memory.dmp

Filesize
256KB

Download
memory/2932-19-0x0000000000880000-0x0000000000888000-memory.dmp

Filesize
32KB

Download
memory/2932-18-0x0000000000740000-0x0000000000752000-memory.dmp

Filesize
72KB

Download
memory/2932-17-0x0000000000810000-0x000000000086C000-memory.dmp

Filesize
368KB

Download
memory/2932-16-0x0000000000200000-0x000000000020E000-memory.dmp

Filesize
56KB

Download
memory/2932-37-0x0000000074940000-0x000000007502E000-memory.dmp

Filesize
6.9MB

Download
memory/2932-20-0x0000000000980000-0x0000000000998000-memory.dmp

Filesize
96KB

Download
memory/2932-15-0x0000000000700000-0x0000000000740000-memory.dmp

Filesize
256KB

Download
memory/2932-14-0x0000000074940000-0x000000007502E000-memory.dmp

Filesize
6.9MB

Download
memory/2932-11-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2932-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2932-10-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2932-4-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2932-2-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download