orcus | e61c8a992355a905416b4be3f3acba69aa9ed6c2f05bbb2ce204b8aa9ec9b970

General

Target

e61c8a992355a905416b4be3f3acba69aa9ed6c2f05bbb2ce204b8aa9ec9b970.exe
Size

3.0MB
MD5

5e7e3fe816e4807c99a83dc8940c6658
SHA1

fdc6187c9f6694c24b976e50d1071f65b87bb5a9
SHA256

e61c8a992355a905416b4be3f3acba69aa9ed6c2f05bbb2ce204b8aa9ec9b970
SHA512

d1b90942c4239c616daca8873eba926c124d4db8d43347d433689acb4d7e758539f3c3f31f44e38d8f5dafe49dcfed32dfe97685908179a564b208b9af42aeb0
SSDEEP

49152:ZGX87p1EZKMnkmWg8LX5prviYDyKS5AypQxbRQAo9JnCmpKu/nRFfjI7L0qb:ZLHTPJg8z1mKnypSbRxo9JCm

Score

10^/10

orcus новый тег discovery rat spyware stealer

Malware Config

Extracted

Family

orcus

Botnet

Новый тег

C2

31.44.184.52:36345

Mutex

sudo_32727hjoasxq4kfyevg47fiu0y42oof5

Attributes

autostart_method
Disable
enable_keylogger
false
install_path
%appdata%\tracktrackjs\externalwindows.exe
reconnect_delay
10000
registry_keyname
Sudik
taskscheduler_taskname
sudik
watchdog_path
AppData\aga.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/0x0008000000015f4e-10.dat	family_orcus

Orcurs Rat Executable 2 IoCs

resource	yara_rule
behavioral1/memory/2672-1-0x00000000000D0000-0x00000000003CE000-memory.dmp	orcus
behavioral1/files/0x0008000000015f4e-10.dat	orcus

Executes dropped EXE 4 IoCs

pid	Process
2876	externalwindows.exe
2632	externalwindows.exe
2752	externalwindows.exe
624	externalwindows.exe

Loads dropped DLL 1 IoCs

pid	Process
2672	e61c8a992355a905416b4be3f3acba69aa9ed6c2f05bbb2ce204b8aa9ec9b970.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	externalwindows.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	externalwindows.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	externalwindows.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e61c8a992355a905416b4be3f3acba69aa9ed6c2f05bbb2ce204b8aa9ec9b970.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	externalwindows.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2672 wrote to memory of 2876	2672	e61c8a992355a905416b4be3f3acba69aa9ed6c2f05bbb2ce204b8aa9ec9b970.exe	31
PID 2672 wrote to memory of 2876	2672	e61c8a992355a905416b4be3f3acba69aa9ed6c2f05bbb2ce204b8aa9ec9b970.exe	31
PID 2672 wrote to memory of 2876	2672	e61c8a992355a905416b4be3f3acba69aa9ed6c2f05bbb2ce204b8aa9ec9b970.exe	31
PID 2672 wrote to memory of 2876	2672	e61c8a992355a905416b4be3f3acba69aa9ed6c2f05bbb2ce204b8aa9ec9b970.exe	31
PID 2732 wrote to memory of 2632	2732	taskeng.exe	33
PID 2732 wrote to memory of 2632	2732	taskeng.exe	33
PID 2732 wrote to memory of 2632	2732	taskeng.exe	33
PID 2732 wrote to memory of 2632	2732	taskeng.exe	33
PID 2732 wrote to memory of 2752	2732	taskeng.exe	34
PID 2732 wrote to memory of 2752	2732	taskeng.exe	34
PID 2732 wrote to memory of 2752	2732	taskeng.exe	34
PID 2732 wrote to memory of 2752	2732	taskeng.exe	34
PID 2732 wrote to memory of 624	2732	taskeng.exe	36
PID 2732 wrote to memory of 624	2732	taskeng.exe	36
PID 2732 wrote to memory of 624	2732	taskeng.exe	36
PID 2732 wrote to memory of 624	2732	taskeng.exe	36

C:\Users\Admin\AppData\Local\Temp\e61c8a992355a905416b4be3f3acba69aa9ed6c2f05bbb2ce204b8aa9ec9b970.exe
"C:\Users\Admin\AppData\Local\Temp\e61c8a992355a905416b4be3f3acba69aa9ed6c2f05bbb2ce204b8aa9ec9b970.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2672
- C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe
  "C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2876

C:\Windows\system32\taskeng.exe
taskeng.exe {EBCE90A0-BD86-4AFF-A018-A76FCCF49243} S-1-5-21-3063565911-2056067323-3330884624-1000:KHBTHJFA\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2732
- C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe
  C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2632
- C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe
  C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2752
- C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe
  C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:624

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

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe.config

Filesize
357B

MD5
a2b76cea3a59fa9af5ea21ff68139c98

SHA1
35d76475e6a54c168f536e30206578babff58274

SHA256
f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839

SHA512
b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad

Download Submit
\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe

Filesize
3.0MB

MD5
5e7e3fe816e4807c99a83dc8940c6658

SHA1
fdc6187c9f6694c24b976e50d1071f65b87bb5a9

SHA256
e61c8a992355a905416b4be3f3acba69aa9ed6c2f05bbb2ce204b8aa9ec9b970

SHA512
d1b90942c4239c616daca8873eba926c124d4db8d43347d433689acb4d7e758539f3c3f31f44e38d8f5dafe49dcfed32dfe97685908179a564b208b9af42aeb0

Download Submit
memory/2672-1-0x00000000000D0000-0x00000000003CE000-memory.dmp

Filesize
3.0MB

Download
memory/2672-2-0x0000000000500000-0x000000000050E000-memory.dmp

Filesize
56KB

Download
memory/2672-3-0x0000000002240000-0x000000000229C000-memory.dmp

Filesize
368KB

Download
memory/2672-4-0x0000000073F20000-0x000000007460E000-memory.dmp

Filesize
6.9MB

Download
memory/2672-5-0x0000000000630000-0x0000000000642000-memory.dmp

Filesize
72KB

Download
memory/2672-16-0x0000000073F20000-0x000000007460E000-memory.dmp

Filesize
6.9MB

Download
memory/2672-0-0x0000000073F2E000-0x0000000073F2F000-memory.dmp

Filesize
4KB

Download
memory/2876-18-0x0000000073F20000-0x000000007460E000-memory.dmp

Filesize
6.9MB

Download
memory/2876-17-0x0000000073F20000-0x000000007460E000-memory.dmp

Filesize
6.9MB

Download
memory/2876-20-0x0000000002250000-0x000000000229E000-memory.dmp

Filesize
312KB

Download
memory/2876-19-0x00000000008E0000-0x00000000008F2000-memory.dmp

Filesize
72KB

Download
memory/2876-21-0x00000000022E0000-0x00000000022F8000-memory.dmp

Filesize
96KB

Download
memory/2876-23-0x0000000002380000-0x0000000002390000-memory.dmp

Filesize
64KB

Download
memory/2876-24-0x0000000073F20000-0x000000007460E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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