orcus | c52a02959a1a2c60d5e7606a74fded6c6522d6a7b70e379e7a76b96d5a3bfa6a

Analysis

max time kernel
145s
max time network
149s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
06-01-2025 08:03

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General

Target

JaffaCakes118_17f29e1266b932eed30041c713f5a6c4.exe
Size

3.4MB
MD5

17f29e1266b932eed30041c713f5a6c4
SHA1

c11e8506b245883ee0a82f378b3f1109f9509a16
SHA256

c52a02959a1a2c60d5e7606a74fded6c6522d6a7b70e379e7a76b96d5a3bfa6a
SHA512

4113e8dac44e49dba557fd713c8834ecf2a71621cc1c04579618c698f964d4b181a0677008d2c36ccdf754b240636a24470a54ea2d6bfe5b2d9b57516dfc6035
SSDEEP

49152:jseNGMHAbrb/TKvO90dL3BmAFd4A64nsfJUqzgTR55Infwz1:jsDh6hP

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
behavioral1/files/0x000700000001211a-4.dat	family_orcus

Orcurs Rat Executable 2 IoCs

resource	yara_rule
behavioral1/files/0x000700000001211a-4.dat	orcus
behavioral1/memory/2384-6-0x0000000000270000-0x0000000000358000-memory.dmp	orcus

Executes dropped EXE 1 IoCs

pid	Process
2384	go-memexec-3665854009.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-3665854009.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2116 wrote to memory of 2384	2116	JaffaCakes118_17f29e1266b932eed30041c713f5a6c4.exe	31
PID 2116 wrote to memory of 2384	2116	JaffaCakes118_17f29e1266b932eed30041c713f5a6c4.exe	31
PID 2116 wrote to memory of 2384	2116	JaffaCakes118_17f29e1266b932eed30041c713f5a6c4.exe	31
PID 2116 wrote to memory of 2384	2116	JaffaCakes118_17f29e1266b932eed30041c713f5a6c4.exe	31

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_17f29e1266b932eed30041c713f5a6c4.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_17f29e1266b932eed30041c713f5a6c4.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2116
- C:\Users\Admin\AppData\Local\Temp\go-memexec-3665854009.exe
  C:\Users\Admin\AppData\Local\Temp\go-memexec-3665854009.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2384

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-3665854009.exe

Filesize
907KB

MD5
d1ce12bb692a955a2ebf09df23c80207

SHA1
189e7b95d0d1bf456812f868dd83a7e998f27aa0

SHA256
e483e0c605e247f3393f990cb767bca1a9f534740ec5062e48e89007fdba1c38

SHA512
30b428b972c09e2a4028cfb91ff0dbc70b46929a1b0dde09eb036fc1c309fd74ca0335f3ab8fe5190cb879d5fc1bf2b67743665e5b9ba6a62d9f6c270940045f

Download Submit
memory/2384-5-0x00000000748BE000-0x00000000748BF000-memory.dmp

Filesize
4KB

Download
memory/2384-6-0x0000000000270000-0x0000000000358000-memory.dmp

Filesize
928KB

Download
memory/2384-7-0x0000000000450000-0x000000000045E000-memory.dmp

Filesize
56KB

Download
memory/2384-9-0x0000000000760000-0x00000000007BC000-memory.dmp

Filesize
368KB

Download
memory/2384-8-0x00000000748B0000-0x0000000074F9E000-memory.dmp

Filesize
6.9MB

Download
memory/2384-10-0x0000000000710000-0x0000000000722000-memory.dmp

Filesize
72KB

Download
memory/2384-11-0x0000000001F40000-0x0000000001F58000-memory.dmp

Filesize
96KB

Download
memory/2384-12-0x0000000001F60000-0x0000000001F70000-memory.dmp

Filesize
64KB

Download
memory/2384-13-0x00000000748BE000-0x00000000748BF000-memory.dmp

Filesize
4KB

Download
memory/2384-14-0x00000000748B0000-0x0000000074F9E000-memory.dmp

Filesize
6.9MB

Download