orcus | 8d55cd0abe78a6d6bb808debcae912757451129b8a99eacca0a625fe4cff4b76

General

Target

8d55cd0abe78a6d6bb808debcae912757451129b8a99eacca0a625fe4cff4b76.exe
Size

910KB
MD5

9fc39d72aad030cc4734b024dea538f1
SHA1

bc5ce1c73b404ca308c327b49696a6eb3da8089f
SHA256

8d55cd0abe78a6d6bb808debcae912757451129b8a99eacca0a625fe4cff4b76
SHA512

68ff6779be0290d774fe28c0b760f815934576893eff59af135dad006578dc294fd79e2d300ac812be5b4509cd4f84581bf0bbbd400ffdb8f303b2e653523277
SSDEEP

24576:pd74MROxnF/grrcI0AilFEvxHPE4QooF:paMi6rrcI0AilFEvxHPE

Score

10^/10

orcus dup rat spyware stealer

Malware Config

Extracted

Family

orcus

Botnet

Dup

C2

127.0.0.1:1268

Mutex

8986e5e934d6456b941d30af15cc57c7

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

Orcus main payload 1 IoCs

resource	yara_rule
behavioral1/files/0x000b000000013413-10.dat	family_orcus

Orcurs Rat Executable 3 IoCs

resource	yara_rule
behavioral1/memory/2384-0-0x0000000000920000-0x0000000000A0A000-memory.dmp	orcus
behavioral1/files/0x000b000000013413-10.dat	orcus
behavioral1/memory/2628-18-0x00000000010E0000-0x00000000011CA000-memory.dmp	orcus

Executes dropped EXE 1 IoCs

pid	Process
2628	Orcus.exe

Loads dropped DLL 1 IoCs

pid	Process
2384	8d55cd0abe78a6d6bb808debcae912757451129b8a99eacca0a625fe4cff4b76.exe

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Orcus\Orcus.exe	8d55cd0abe78a6d6bb808debcae912757451129b8a99eacca0a625fe4cff4b76.exe
File opened for modification	C:\Program Files (x86)\Orcus\Orcus.exe	8d55cd0abe78a6d6bb808debcae912757451129b8a99eacca0a625fe4cff4b76.exe
File created	C:\Program Files (x86)\Orcus\Orcus.exe.config	8d55cd0abe78a6d6bb808debcae912757451129b8a99eacca0a625fe4cff4b76.exe

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2628	Orcus.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2628	Orcus.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
2628	Orcus.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2628	Orcus.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2384 wrote to memory of 2628	2384	8d55cd0abe78a6d6bb808debcae912757451129b8a99eacca0a625fe4cff4b76.exe	28
PID 2384 wrote to memory of 2628	2384	8d55cd0abe78a6d6bb808debcae912757451129b8a99eacca0a625fe4cff4b76.exe	28
PID 2384 wrote to memory of 2628	2384	8d55cd0abe78a6d6bb808debcae912757451129b8a99eacca0a625fe4cff4b76.exe	28
PID 2384 wrote to memory of 2628	2384	8d55cd0abe78a6d6bb808debcae912757451129b8a99eacca0a625fe4cff4b76.exe	28

C:\Users\Admin\AppData\Local\Temp\8d55cd0abe78a6d6bb808debcae912757451129b8a99eacca0a625fe4cff4b76.exe
"C:\Users\Admin\AppData\Local\Temp\8d55cd0abe78a6d6bb808debcae912757451129b8a99eacca0a625fe4cff4b76.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:2384
- C:\Program Files (x86)\Orcus\Orcus.exe
  "C:\Program Files (x86)\Orcus\Orcus.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:2628

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\Orcus\Orcus.exe.config

Filesize
357B

MD5
a2b76cea3a59fa9af5ea21ff68139c98

SHA1
35d76475e6a54c168f536e30206578babff58274

SHA256
f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839

SHA512
b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad

Download Submit
\Program Files (x86)\Orcus\Orcus.exe

Filesize
910KB

MD5
9fc39d72aad030cc4734b024dea538f1

SHA1
bc5ce1c73b404ca308c327b49696a6eb3da8089f

SHA256
8d55cd0abe78a6d6bb808debcae912757451129b8a99eacca0a625fe4cff4b76

SHA512
68ff6779be0290d774fe28c0b760f815934576893eff59af135dad006578dc294fd79e2d300ac812be5b4509cd4f84581bf0bbbd400ffdb8f303b2e653523277

Download Submit
memory/2384-4-0x00000000046A0000-0x00000000046FC000-memory.dmp

Filesize
368KB

Download
memory/2384-16-0x0000000073FC0000-0x00000000746AE000-memory.dmp

Filesize
6.9MB

Download
memory/2384-0-0x0000000000920000-0x0000000000A0A000-memory.dmp

Filesize
936KB

Download
memory/2384-5-0x0000000000880000-0x0000000000892000-memory.dmp

Filesize
72KB

Download
memory/2384-6-0x00000000008A0000-0x00000000008A8000-memory.dmp

Filesize
32KB

Download
memory/2384-2-0x0000000004660000-0x00000000046A0000-memory.dmp

Filesize
256KB

Download
memory/2384-1-0x0000000073FC0000-0x00000000746AE000-memory.dmp

Filesize
6.9MB

Download
memory/2384-3-0x0000000000480000-0x000000000048E000-memory.dmp

Filesize
56KB

Download
memory/2628-18-0x00000000010E0000-0x00000000011CA000-memory.dmp

Filesize
936KB

Download
memory/2628-17-0x0000000073FC0000-0x00000000746AE000-memory.dmp

Filesize
6.9MB

Download
memory/2628-19-0x0000000004950000-0x0000000004990000-memory.dmp

Filesize
256KB

Download
memory/2628-20-0x0000000000A60000-0x0000000000A78000-memory.dmp

Filesize
96KB

Download
memory/2628-21-0x0000000000AB0000-0x0000000000AC0000-memory.dmp

Filesize
64KB

Download
memory/2628-22-0x0000000073FC0000-0x00000000746AE000-memory.dmp

Filesize
6.9MB

Download
memory/2628-23-0x0000000004950000-0x0000000004990000-memory.dmp

Filesize
256KB

Download

Analysis

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