orcus | 74299c629170342b9340e5391807a8d153023a74610a6447a139a99949f0fdbc

Analysis

max time kernel
150s
max time network
141s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
22-01-2025 01:07

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General

Target

74299c629170342b9340e5391807a8d153023a74610a6447a139a99949f0fdbc.exe
Size

907KB
MD5

366bd710e27f2aa50dc056b05b6d57c6
SHA1

f22b0da1da5cdebc48dcc4ca4a54210b36ae9e1d
SHA256

74299c629170342b9340e5391807a8d153023a74610a6447a139a99949f0fdbc
SHA512

c1c4292545e1b94c2150226eda24b0c5edbefba5695f86e8143eacebe3197f493c782ee9cb09412010c7475199cceab502025d616ce3695635f707ac72a8ae87
SSDEEP

24576:Jj54MROxnFj3rrkxrrcI0AilFEvxHPIooT:JyMi1fqrrcI0AilFEvxHP

Score

10^/10

orcus discovery persistence rat spyware stealer

Malware Config

Extracted

Family

orcus

35.202.161.174:8080

Mutex

5c75563d05504d81b7e68462b45e649f

Attributes

autostart_method
Registry
enable_keylogger
false
install_path
%programfiles%\Runtimers\Runtimer.exe
reconnect_delay
10000
registry_keyname
RuntimerHD
taskscheduler_taskname
RuntimerHD
watchdog_path
AppData\Runtimer32.exe

Signatures

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

Orcus main payload 1 IoCs

resource	yara_rule
behavioral1/files/0x0007000000016d29-9.dat	family_orcus

Orcurs Rat Executable 3 IoCs

resource	yara_rule
behavioral1/memory/2764-1-0x0000000000BD0000-0x0000000000CB8000-memory.dmp	orcus
behavioral1/files/0x0007000000016d29-9.dat	orcus
behavioral1/memory/2656-17-0x00000000001A0000-0x0000000000288000-memory.dmp	orcus

Executes dropped EXE 4 IoCs

pid	Process
2656	Runtimer.exe
2596	Runtimer32.exe
2984	Runtimer.exe
576	Runtimer32.exe

Loads dropped DLL 3 IoCs

pid	Process
2764	74299c629170342b9340e5391807a8d153023a74610a6447a139a99949f0fdbc.exe
2656	Runtimer.exe
2596	Runtimer32.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-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\RuntimerHD = "\"C:\\Program Files (x86)\\Runtimers\\Runtimer.exe\""	Runtimer.exe

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Runtimers\Runtimer.exe.config	74299c629170342b9340e5391807a8d153023a74610a6447a139a99949f0fdbc.exe
File created	C:\Program Files (x86)\Runtimers\Runtimer.exe	74299c629170342b9340e5391807a8d153023a74610a6447a139a99949f0fdbc.exe
File opened for modification	C:\Program Files (x86)\Runtimers\Runtimer.exe	74299c629170342b9340e5391807a8d153023a74610a6447a139a99949f0fdbc.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	74299c629170342b9340e5391807a8d153023a74610a6447a139a99949f0fdbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Runtimer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Runtimer32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Runtimer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Runtimer32.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
576	Runtimer32.exe
576	Runtimer32.exe
2656	Runtimer.exe
2656	Runtimer.exe
576	Runtimer32.exe
2656	Runtimer.exe
576	Runtimer32.exe
2656	Runtimer.exe
2656	Runtimer.exe
576	Runtimer32.exe
576	Runtimer32.exe
2656	Runtimer.exe
2656	Runtimer.exe
576	Runtimer32.exe
576	Runtimer32.exe
2656	Runtimer.exe
576	Runtimer32.exe
2656	Runtimer.exe
576	Runtimer32.exe
2656	Runtimer.exe
2656	Runtimer.exe
576	Runtimer32.exe
2656	Runtimer.exe
576	Runtimer32.exe
576	Runtimer32.exe
2656	Runtimer.exe
576	Runtimer32.exe
2656	Runtimer.exe
2656	Runtimer.exe
576	Runtimer32.exe
576	Runtimer32.exe
2656	Runtimer.exe
576	Runtimer32.exe
2656	Runtimer.exe
2656	Runtimer.exe
576	Runtimer32.exe
576	Runtimer32.exe
2656	Runtimer.exe
2656	Runtimer.exe
576	Runtimer32.exe
576	Runtimer32.exe
2656	Runtimer.exe
2656	Runtimer.exe
576	Runtimer32.exe
576	Runtimer32.exe
2656	Runtimer.exe
2656	Runtimer.exe
576	Runtimer32.exe
576	Runtimer32.exe
2656	Runtimer.exe
2656	Runtimer.exe
576	Runtimer32.exe
2656	Runtimer.exe
576	Runtimer32.exe
2656	Runtimer.exe
576	Runtimer32.exe
576	Runtimer32.exe
2656	Runtimer.exe
2656	Runtimer.exe
576	Runtimer32.exe
576	Runtimer32.exe
2656	Runtimer.exe
2656	Runtimer.exe
576	Runtimer32.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2596	Runtimer32.exe
Token: SeDebugPrivilege	576	Runtimer32.exe
Token: SeDebugPrivilege	2656	Runtimer.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2764 wrote to memory of 2656	2764	74299c629170342b9340e5391807a8d153023a74610a6447a139a99949f0fdbc.exe	31
PID 2764 wrote to memory of 2656	2764	74299c629170342b9340e5391807a8d153023a74610a6447a139a99949f0fdbc.exe	31
PID 2764 wrote to memory of 2656	2764	74299c629170342b9340e5391807a8d153023a74610a6447a139a99949f0fdbc.exe	31
PID 2764 wrote to memory of 2656	2764	74299c629170342b9340e5391807a8d153023a74610a6447a139a99949f0fdbc.exe	31
PID 2656 wrote to memory of 2596	2656	Runtimer.exe	33
PID 2656 wrote to memory of 2596	2656	Runtimer.exe	33
PID 2656 wrote to memory of 2596	2656	Runtimer.exe	33
PID 2656 wrote to memory of 2596	2656	Runtimer.exe	33
PID 2692 wrote to memory of 2984	2692	taskeng.exe	34
PID 2692 wrote to memory of 2984	2692	taskeng.exe	34
PID 2692 wrote to memory of 2984	2692	taskeng.exe	34
PID 2692 wrote to memory of 2984	2692	taskeng.exe	34
PID 2596 wrote to memory of 576	2596	Runtimer32.exe	35
PID 2596 wrote to memory of 576	2596	Runtimer32.exe	35
PID 2596 wrote to memory of 576	2596	Runtimer32.exe	35
PID 2596 wrote to memory of 576	2596	Runtimer32.exe	35

C:\Users\Admin\AppData\Local\Temp\74299c629170342b9340e5391807a8d153023a74610a6447a139a99949f0fdbc.exe
"C:\Users\Admin\AppData\Local\Temp\74299c629170342b9340e5391807a8d153023a74610a6447a139a99949f0fdbc.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2764
- C:\Program Files (x86)\Runtimers\Runtimer.exe
  "C:\Program Files (x86)\Runtimers\Runtimer.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2656
- - C:\Users\Admin\AppData\Roaming\Runtimer32.exe
    "C:\Users\Admin\AppData\Roaming\Runtimer32.exe" /launchSelfAndExit "C:\Program Files (x86)\Runtimers\Runtimer.exe" 2656
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2596
  - - C:\Users\Admin\AppData\Roaming\Runtimer32.exe
      "C:\Users\Admin\AppData\Roaming\Runtimer32.exe" /watchProcess "C:\Program Files (x86)\Runtimers\Runtimer.exe" 2656
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:576

C:\Windows\system32\taskeng.exe
taskeng.exe {3D228A22-53A8-44A6-AAD3-123A6E3325A6} S-1-5-21-2703099537-420551529-3771253338-1000:XECUDNCD\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2692
- C:\Program Files (x86)\Runtimers\Runtimer.exe
  "C:\Program Files (x86)\Runtimers\Runtimer.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2984

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Program Files (x86)\Runtimers\Runtimer.exe.config

Filesize
357B

MD5
a2b76cea3a59fa9af5ea21ff68139c98

SHA1
35d76475e6a54c168f536e30206578babff58274

SHA256
f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839

SHA512
b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad

Download Submit
\Program Files (x86)\Runtimers\Runtimer.exe

Filesize
907KB

MD5
366bd710e27f2aa50dc056b05b6d57c6

SHA1
f22b0da1da5cdebc48dcc4ca4a54210b36ae9e1d

SHA256
74299c629170342b9340e5391807a8d153023a74610a6447a139a99949f0fdbc

SHA512
c1c4292545e1b94c2150226eda24b0c5edbefba5695f86e8143eacebe3197f493c782ee9cb09412010c7475199cceab502025d616ce3695635f707ac72a8ae87

Download Submit
\Users\Admin\AppData\Roaming\Runtimer32.exe

Filesize
9KB

MD5
913967b216326e36a08010fb70f9dba3

SHA1
7b6f8c2eb5b443e03c212b85c2f0edb9c76ad2bf

SHA256
8d880758549220154d2ff4ee578f2b49527c5fb76a07d55237b61e30bcc09e3a

SHA512
c6fcb98d9fd509e9834fc3fba143bd36d41869cc104fbce5354951f0a6756156e34a30796baaa130dd45de3ed96e039ec14716716f6da4569915c7ef2d2b6c33

Download Submit
memory/2596-33-0x0000000000190000-0x0000000000198000-memory.dmp

Filesize
32KB

Download
memory/2656-22-0x0000000002110000-0x0000000002120000-memory.dmp

Filesize
64KB

Download
memory/2656-21-0x00000000020E0000-0x00000000020F8000-memory.dmp

Filesize
96KB

Download
memory/2656-37-0x0000000073850000-0x0000000073F3E000-memory.dmp

Filesize
6.9MB

Download
memory/2656-36-0x000000007385E000-0x000000007385F000-memory.dmp

Filesize
4KB

Download
memory/2656-20-0x0000000001ED0000-0x0000000001F1E000-memory.dmp

Filesize
312KB

Download
memory/2656-15-0x000000007385E000-0x000000007385F000-memory.dmp

Filesize
4KB

Download
memory/2656-17-0x00000000001A0000-0x0000000000288000-memory.dmp

Filesize
928KB

Download
memory/2656-18-0x0000000073850000-0x0000000073F3E000-memory.dmp

Filesize
6.9MB

Download
memory/2656-19-0x00000000003F0000-0x0000000000402000-memory.dmp

Filesize
72KB

Download
memory/2764-3-0x0000000000B70000-0x0000000000BCC000-memory.dmp

Filesize
368KB

Download
memory/2764-5-0x0000000000600000-0x0000000000612000-memory.dmp

Filesize
72KB

Download
memory/2764-0-0x0000000073F4E000-0x0000000073F4F000-memory.dmp

Filesize
4KB

Download
memory/2764-2-0x0000000000560000-0x000000000056E000-memory.dmp

Filesize
56KB

Download
memory/2764-1-0x0000000000BD0000-0x0000000000CB8000-memory.dmp

Filesize
928KB

Download
memory/2764-13-0x0000000073F40000-0x000000007462E000-memory.dmp

Filesize
6.9MB

Download
memory/2764-4-0x0000000073F40000-0x000000007462E000-memory.dmp

Filesize
6.9MB

Download