orcus | 64d9e378bcdd817ccf7f919e619643f204fd7e2dffa493b87f0590ff50d25319

General

Target

610861ea9ba46365a1cfeba30c884278_JaffaCakes118.exe
Size

1.3MB
MD5

610861ea9ba46365a1cfeba30c884278
SHA1

9d99019a14b462e2cd7068c82427cbfe53ce236d
SHA256

64d9e378bcdd817ccf7f919e619643f204fd7e2dffa493b87f0590ff50d25319
SHA512

c99d757f08b86127d74d96ae5e12d2f5ae4adfa8919f54c4d6423b5a2bffac71e6ff49d4ed7c762d28cf40df881d429114a3461d210f31151db5fa1a0860c89a
SSDEEP

24576:YBfJXAWDccWs2RezbBfYEON7LaGpNCedxInXWlU7Ra9e5RjEbT7uLu:YBfJXAiKRezgfaGvRRU9bEbl

Score

10^/10

orcus rat spyware stealer

Malware Config

Extracted

Family

orcus

C2

myvpsvps.ddns.net:6969

Mutex

2369ec43217c46488c3929ad398f76b6

Attributes

autostart_method
TaskScheduler
enable_keylogger
true
install_path
%programfiles%\Windows\DNS.exe
reconnect_delay
10000
registry_keyname
DNSPacker
taskscheduler_taskname
DNSPacker
watchdog_path
AppData\DNS.exe

Signatures

Orcus
Orcus is a Remote Access Trojan that is being sold on underground forums.
rat spyware stealer orcus

Orcurs Rat Executable 1 IoCs

resource	yara_rule
behavioral2/memory/2856-2-0x0000000005700000-0x00000000057EA000-memory.dmp	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-1-5-21-3571316656-3665257725-2415531812-1000\Control Panel\International\Geo\Nation	610861ea9ba46365a1cfeba30c884278_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
4428	DNS.exe
3972	DNS.exe

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Windows\DNS.exe	610861ea9ba46365a1cfeba30c884278_JaffaCakes118.exe
File opened for modification	C:\Program Files (x86)\Windows\DNS.exe	610861ea9ba46365a1cfeba30c884278_JaffaCakes118.exe
File created	C:\Program Files (x86)\Windows\DNS.exe.config	610861ea9ba46365a1cfeba30c884278_JaffaCakes118.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	4428	DNS.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4428	DNS.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2856 wrote to memory of 4428	2856	610861ea9ba46365a1cfeba30c884278_JaffaCakes118.exe	85
PID 2856 wrote to memory of 4428	2856	610861ea9ba46365a1cfeba30c884278_JaffaCakes118.exe	85
PID 2856 wrote to memory of 4428	2856	610861ea9ba46365a1cfeba30c884278_JaffaCakes118.exe	85

C:\Users\Admin\AppData\Local\Temp\610861ea9ba46365a1cfeba30c884278_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\610861ea9ba46365a1cfeba30c884278_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:2856
- C:\Program Files (x86)\Windows\DNS.exe
  "C:\Program Files (x86)\Windows\DNS.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:4428

C:\Program Files (x86)\Windows\DNS.exe
"C:\Program Files (x86)\Windows\DNS.exe"
1⤵
- Executes dropped EXE
PID:3972

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\Windows\DNS.exe

Filesize
1.3MB

MD5
610861ea9ba46365a1cfeba30c884278

SHA1
9d99019a14b462e2cd7068c82427cbfe53ce236d

SHA256
64d9e378bcdd817ccf7f919e619643f204fd7e2dffa493b87f0590ff50d25319

SHA512
c99d757f08b86127d74d96ae5e12d2f5ae4adfa8919f54c4d6423b5a2bffac71e6ff49d4ed7c762d28cf40df881d429114a3461d210f31151db5fa1a0860c89a

Download Submit
C:\Program Files (x86)\Windows\DNS.exe.config

Filesize
357B

MD5
a2b76cea3a59fa9af5ea21ff68139c98

SHA1
35d76475e6a54c168f536e30206578babff58274

SHA256
f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839

SHA512
b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad

Download Submit
memory/2856-26-0x00000000750F0000-0x00000000758A0000-memory.dmp

Filesize
7.7MB

Download
memory/2856-0-0x00000000750FE000-0x00000000750FF000-memory.dmp

Filesize
4KB

Download
memory/2856-5-0x00000000750F0000-0x00000000758A0000-memory.dmp

Filesize
7.7MB

Download
memory/2856-6-0x0000000005E70000-0x0000000006414000-memory.dmp

Filesize
5.6MB

Download
memory/2856-7-0x00000000059B0000-0x0000000005A42000-memory.dmp

Filesize
584KB

Download
memory/2856-8-0x0000000005DA0000-0x0000000005DB2000-memory.dmp

Filesize
72KB

Download
memory/2856-2-0x0000000005700000-0x00000000057EA000-memory.dmp

Filesize
936KB

Download
memory/2856-1-0x0000000000C80000-0x0000000000C9A000-memory.dmp

Filesize
104KB

Download
memory/2856-4-0x0000000005860000-0x00000000058BC000-memory.dmp

Filesize
368KB

Download
memory/2856-3-0x0000000002F50000-0x0000000002F5E000-memory.dmp

Filesize
56KB

Download
memory/3972-35-0x00000000750F0000-0x00000000758A0000-memory.dmp

Filesize
7.7MB

Download
memory/3972-40-0x00000000750F0000-0x00000000758A0000-memory.dmp

Filesize
7.7MB

Download
memory/3972-36-0x00000000750F0000-0x00000000758A0000-memory.dmp

Filesize
7.7MB

Download
memory/4428-42-0x00000000750F0000-0x00000000758A0000-memory.dmp

Filesize
7.7MB

Download
memory/4428-30-0x00000000060C0000-0x00000000060D8000-memory.dmp

Filesize
96KB

Download
memory/4428-33-0x0000000006250000-0x0000000006260000-memory.dmp

Filesize
64KB

Download
memory/4428-32-0x0000000006430000-0x00000000065F2000-memory.dmp

Filesize
1.8MB

Download
memory/4428-34-0x00000000068C0000-0x00000000068CA000-memory.dmp

Filesize
40KB

Download
memory/4428-29-0x0000000005850000-0x0000000005868000-memory.dmp

Filesize
96KB

Download
memory/4428-25-0x00000000750F0000-0x00000000758A0000-memory.dmp

Filesize
7.7MB

Download
memory/4428-28-0x00000000057C0000-0x000000000580E000-memory.dmp

Filesize
312KB

Download
memory/4428-41-0x00000000750F0000-0x00000000758A0000-memory.dmp

Filesize
7.7MB

Download
memory/4428-27-0x00000000750F0000-0x00000000758A0000-memory.dmp

Filesize
7.7MB

Download

Analysis

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