orcus | fe1f298a4baa234b316ae115d0460ea80d4ec857d92db4a1cdf3d88f77d68c4f

Analysis

max time kernel
115s
max time network
115s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2024 16:02

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General

Target

fe1f298a4baa234b316ae115d0460ea80d4ec857d92db4a1cdf3d88f77d68c4f.exe
Size

3.4MB
MD5

b19d51d0c42a2b477b4c1a2c0d284325
SHA1

85fc301b798631db0448abb189caad5c645070f5
SHA256

fe1f298a4baa234b316ae115d0460ea80d4ec857d92db4a1cdf3d88f77d68c4f
SHA512

ee74c98ea0f537f2e59cf45e9b9e7f357e74d5e077f3b891e438917d2e7dcbca4374262e489ad67ef9271663abab2ca64180778cd599ae66ac0dd5cba5dacf4f
SSDEEP

49152:jseNGMHAbrb/TKvO90dL3BmAFd4A64nsfJUqzgTR55Infwz1J:jsDh6hP5

Score

10^/10

orcus test infected - noinstall discovery rat spyware stealer

Malware Config

Extracted

Family

orcus

Botnet

Test Infected - NoInstall

45.91.92.112:8869

Mutex

480e7530af23454fb6a2256578aeeb77

Attributes

autostart_method
Disable
enable_keylogger
false
install_path
%programfiles%\Orcus\Orcus.exe
reconnect_delay
9998
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
Orcus family
orcus

Orcus main payload 1 IoCs

resource	yara_rule
behavioral2/files/0x000a000000023c98-2.dat	family_orcus

Orcurs Rat Executable 2 IoCs

resource	yara_rule
behavioral2/files/0x000a000000023c98-2.dat	orcus
behavioral2/memory/2576-5-0x0000000000B10000-0x0000000000BF8000-memory.dmp	orcus

Executes dropped EXE 1 IoCs

pid	Process
2576	go-memexec-827479884.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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	go-memexec-827479884.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1376 wrote to memory of 2576	1376	fe1f298a4baa234b316ae115d0460ea80d4ec857d92db4a1cdf3d88f77d68c4f.exe	83
PID 1376 wrote to memory of 2576	1376	fe1f298a4baa234b316ae115d0460ea80d4ec857d92db4a1cdf3d88f77d68c4f.exe	83
PID 1376 wrote to memory of 2576	1376	fe1f298a4baa234b316ae115d0460ea80d4ec857d92db4a1cdf3d88f77d68c4f.exe	83

C:\Users\Admin\AppData\Local\Temp\fe1f298a4baa234b316ae115d0460ea80d4ec857d92db4a1cdf3d88f77d68c4f.exe
"C:\Users\Admin\AppData\Local\Temp\fe1f298a4baa234b316ae115d0460ea80d4ec857d92db4a1cdf3d88f77d68c4f.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1376
- C:\Users\Admin\AppData\Local\Temp\go-memexec-827479884.exe
  C:\Users\Admin\AppData\Local\Temp\go-memexec-827479884.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2576

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\go-memexec-827479884.exe

Filesize
907KB

MD5
d1ce12bb692a955a2ebf09df23c80207

SHA1
189e7b95d0d1bf456812f868dd83a7e998f27aa0

SHA256
e483e0c605e247f3393f990cb767bca1a9f534740ec5062e48e89007fdba1c38

SHA512
30b428b972c09e2a4028cfb91ff0dbc70b46929a1b0dde09eb036fc1c309fd74ca0335f3ab8fe5190cb879d5fc1bf2b67743665e5b9ba6a62d9f6c270940045f

Download Submit
memory/2576-4-0x000000007503E000-0x000000007503F000-memory.dmp

Filesize
4KB

Download
memory/2576-5-0x0000000000B10000-0x0000000000BF8000-memory.dmp

Filesize
928KB

Download
memory/2576-6-0x00000000053D0000-0x00000000053DE000-memory.dmp

Filesize
56KB

Download
memory/2576-7-0x0000000005440000-0x000000000549C000-memory.dmp

Filesize
368KB

Download
memory/2576-8-0x0000000075030000-0x00000000757E0000-memory.dmp

Filesize
7.7MB

Download
memory/2576-9-0x0000000005AC0000-0x0000000006064000-memory.dmp

Filesize
5.6MB

Download
memory/2576-10-0x00000000055B0000-0x0000000005642000-memory.dmp

Filesize
584KB

Download
memory/2576-11-0x0000000005A90000-0x0000000005AA2000-memory.dmp

Filesize
72KB

Download
memory/2576-12-0x0000000006070000-0x0000000006088000-memory.dmp

Filesize
96KB

Download
memory/2576-13-0x00000000061F0000-0x0000000006200000-memory.dmp

Filesize
64KB

Download
memory/2576-14-0x00000000063F0000-0x00000000063FA000-memory.dmp

Filesize
40KB

Download
memory/2576-15-0x000000007503E000-0x000000007503F000-memory.dmp

Filesize
4KB

Download
memory/2576-16-0x0000000075030000-0x00000000757E0000-memory.dmp

Filesize
7.7MB

Download