orcus | 8d1a05ff1a2927d407fe510fa5d7f07b14abe5b9ba7590f38a323132e72f1368

General

Target

8d1a05ff1a2927d407fe510fa5d7f07b14abe5b9ba7590f38a323132e72f1368.exe
Size

3.0MB
MD5

05e862cf192ab673e8007771ff34217f
SHA1

3c3de81427033b7cd1ea1b215526f11b856689b8
SHA256

8d1a05ff1a2927d407fe510fa5d7f07b14abe5b9ba7590f38a323132e72f1368
SHA512

2f31538c5ef628d80353d4d0423122633a38d6a121b88fa43976ab8c8c8dd0d50f995fab0823aa290b981a72542b4ee8d8dd8e2f9d308d34d0e592e44703abae
SSDEEP

49152:Y1HS7p1EZKMnkmWg8LX5prviYDyKS5AypQxbRQAo9JnCmpbu/nRFfjI7L0qb:YUHTPJg8z1mKnypSbRxo9JCm

Score

10^/10

orcus вагина зебры rat spyware stealer

Malware Config

Extracted

Family

orcus

Botnet

Вагина зебры

C2

31.44.184.52:47228

Mutex

sudo_9n5pq11hiwegzy50mtqdvrdubhlf7ear

Attributes

autostart_method
Disable
enable_keylogger
false
install_path
%appdata%\cpuauth\universal_.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 main payload 1 IoCs

resource	yara_rule
behavioral2/files/0x000900000002343d-13.dat	family_orcus

Orcurs Rat Executable 2 IoCs

resource	yara_rule
behavioral2/memory/4024-1-0x00000000009E0000-0x0000000000CDE000-memory.dmp	orcus
behavioral2/files/0x000900000002343d-13.dat	orcus

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2990742725-2267136959-192470804-1000\Control Panel\International\Geo\Nation	8d1a05ff1a2927d407fe510fa5d7f07b14abe5b9ba7590f38a323132e72f1368.exe

Executes dropped EXE 4 IoCs

pid	Process
4768	universal_.exe
436	universal_.exe
3496	universal_.exe
2396	universal_.exe

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4768 set thread context of 3636	4768	universal_.exe	87

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
4024	8d1a05ff1a2927d407fe510fa5d7f07b14abe5b9ba7590f38a323132e72f1368.exe
4768	universal_.exe
4768	universal_.exe
3636	regasm.exe
3636	regasm.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4024	8d1a05ff1a2927d407fe510fa5d7f07b14abe5b9ba7590f38a323132e72f1368.exe
Token: SeDebugPrivilege	4768	universal_.exe
Token: SeDebugPrivilege	3636	regasm.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4024 wrote to memory of 4768	4024	8d1a05ff1a2927d407fe510fa5d7f07b14abe5b9ba7590f38a323132e72f1368.exe	85
PID 4024 wrote to memory of 4768	4024	8d1a05ff1a2927d407fe510fa5d7f07b14abe5b9ba7590f38a323132e72f1368.exe	85
PID 4024 wrote to memory of 4768	4024	8d1a05ff1a2927d407fe510fa5d7f07b14abe5b9ba7590f38a323132e72f1368.exe	85
PID 4768 wrote to memory of 3636	4768	universal_.exe	87
PID 4768 wrote to memory of 3636	4768	universal_.exe	87
PID 4768 wrote to memory of 3636	4768	universal_.exe	87
PID 4768 wrote to memory of 3636	4768	universal_.exe	87
PID 4768 wrote to memory of 3636	4768	universal_.exe	87
PID 4768 wrote to memory of 3636	4768	universal_.exe	87
PID 4768 wrote to memory of 3636	4768	universal_.exe	87
PID 4768 wrote to memory of 3636	4768	universal_.exe	87

C:\Users\Admin\AppData\Local\Temp\8d1a05ff1a2927d407fe510fa5d7f07b14abe5b9ba7590f38a323132e72f1368.exe
"C:\Users\Admin\AppData\Local\Temp\8d1a05ff1a2927d407fe510fa5d7f07b14abe5b9ba7590f38a323132e72f1368.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4024
- C:\Users\Admin\AppData\Roaming\cpuauth\universal_.exe
  "C:\Users\Admin\AppData\Roaming\cpuauth\universal_.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4768
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3636

C:\Users\Admin\AppData\Roaming\cpuauth\universal_.exe
C:\Users\Admin\AppData\Roaming\cpuauth\universal_.exe
1⤵
- Executes dropped EXE
PID:436

C:\Users\Admin\AppData\Roaming\cpuauth\universal_.exe
C:\Users\Admin\AppData\Roaming\cpuauth\universal_.exe
1⤵
- Executes dropped EXE
PID:3496

C:\Users\Admin\AppData\Roaming\cpuauth\universal_.exe
C:\Users\Admin\AppData\Roaming\cpuauth\universal_.exe
1⤵
- Executes dropped EXE
PID:2396

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

3

T1552

Credentials In Files

2

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\universal_.exe.log

Filesize
1KB

MD5
663b8d5469caa4489d463aa9bc18124f

SHA1
e57123a7d969115853ea631a3b33826335025d28

SHA256
7b4fa505452f0b8ac74bb31f5a03b13342836318018fb18d224ae2ff11b1a7e8

SHA512
45e373295125a629fcc0b19609608d969c9106514918bfac5d6b8e340e407434577b825741b8fa6a043c8f3f5c1a030ba8857da5f4e8ef15a551ce3c5fe03b55

Download Submit
C:\Users\Admin\AppData\Roaming\cpuauth\universal_.exe

Filesize
3.0MB

MD5
05e862cf192ab673e8007771ff34217f

SHA1
3c3de81427033b7cd1ea1b215526f11b856689b8

SHA256
8d1a05ff1a2927d407fe510fa5d7f07b14abe5b9ba7590f38a323132e72f1368

SHA512
2f31538c5ef628d80353d4d0423122633a38d6a121b88fa43976ab8c8c8dd0d50f995fab0823aa290b981a72542b4ee8d8dd8e2f9d308d34d0e592e44703abae

Download Submit
C:\Users\Admin\AppData\Roaming\cpuauth\universal_.exe.config

Filesize
357B

MD5
a2b76cea3a59fa9af5ea21ff68139c98

SHA1
35d76475e6a54c168f536e30206578babff58274

SHA256
f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839

SHA512
b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad

Download Submit
memory/436-47-0x0000000075330000-0x0000000075AE0000-memory.dmp

Filesize
7.7MB

Download
memory/436-33-0x0000000075330000-0x0000000075AE0000-memory.dmp

Filesize
7.7MB

Download
memory/3636-40-0x0000000006EC0000-0x0000000006ED2000-memory.dmp

Filesize
72KB

Download
memory/3636-34-0x00000000053F0000-0x0000000005402000-memory.dmp

Filesize
72KB

Download
memory/3636-48-0x0000000007FF0000-0x0000000008040000-memory.dmp

Filesize
320KB

Download
memory/3636-46-0x00000000070B0000-0x00000000070BE000-memory.dmp

Filesize
56KB

Download
memory/3636-44-0x0000000007AD0000-0x0000000007C92000-memory.dmp

Filesize
1.8MB

Download
memory/3636-43-0x00000000070F0000-0x00000000071FA000-memory.dmp

Filesize
1.0MB

Download
memory/3636-42-0x0000000006F60000-0x0000000006FAC000-memory.dmp

Filesize
304KB

Download
memory/3636-41-0x0000000006F20000-0x0000000006F5C000-memory.dmp

Filesize
240KB

Download
memory/3636-39-0x00000000074B0000-0x0000000007AC8000-memory.dmp

Filesize
6.1MB

Download
memory/3636-38-0x0000000006E20000-0x0000000006E86000-memory.dmp

Filesize
408KB

Download
memory/3636-37-0x0000000006690000-0x000000000669A000-memory.dmp

Filesize
40KB

Download
memory/3636-36-0x0000000005A70000-0x0000000005A80000-memory.dmp

Filesize
64KB

Download
memory/3636-35-0x00000000059D0000-0x00000000059E8000-memory.dmp

Filesize
96KB

Download
memory/4024-0-0x000000007533E000-0x000000007533F000-memory.dmp

Filesize
4KB

Download
memory/4024-4-0x00000000058A0000-0x00000000058FC000-memory.dmp

Filesize
368KB

Download
memory/4024-7-0x0000000005A70000-0x0000000005A82000-memory.dmp

Filesize
72KB

Download
memory/4024-1-0x00000000009E0000-0x0000000000CDE000-memory.dmp

Filesize
3.0MB

Download
memory/4024-2-0x0000000005630000-0x000000000563E000-memory.dmp

Filesize
56KB

Download
memory/4024-5-0x0000000005F90000-0x0000000006534000-memory.dmp

Filesize
5.6MB

Download
memory/4024-6-0x0000000005A80000-0x0000000005B12000-memory.dmp

Filesize
584KB

Download
memory/4024-3-0x0000000075330000-0x0000000075AE0000-memory.dmp

Filesize
7.7MB

Download
memory/4024-23-0x0000000075330000-0x0000000075AE0000-memory.dmp

Filesize
7.7MB

Download
memory/4768-27-0x0000000005AE0000-0x0000000005B2E000-memory.dmp

Filesize
312KB

Download
memory/4768-24-0x0000000075330000-0x0000000075AE0000-memory.dmp

Filesize
7.7MB

Download
memory/4768-25-0x0000000075330000-0x0000000075AE0000-memory.dmp

Filesize
7.7MB

Download
memory/4768-26-0x0000000005500000-0x0000000005512000-memory.dmp

Filesize
72KB

Download
memory/4768-29-0x0000000006440000-0x00000000064DC000-memory.dmp

Filesize
624KB

Download
memory/4768-32-0x0000000075330000-0x0000000075AE0000-memory.dmp

Filesize
7.7MB

Download

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