orcus | d35166f066d2879609c5505a9c6069a11e9005053dde8659ee00a1cd705c7c8a

General

Target

1956912c7435170065dafe572669976d_JaffaCakes118.exe
Size

903KB
MD5

1956912c7435170065dafe572669976d
SHA1

6bedf6357a60dd1b0884b2d8f4b272e707f58059
SHA256

d35166f066d2879609c5505a9c6069a11e9005053dde8659ee00a1cd705c7c8a
SHA512

744ed26178e0e6d24f6d28c958cef65819ceed496a2e0089c94883ac1f57abcca51852c9105520cb303a6cb7881844ce73143b92d0754dea72e92b6f34d821ef
SSDEEP

12288:z0XCGPSX0zbyD+ndg+QCImGYUl9qyzlkE2kUNCBfm9rR6W7BaepBwzo7dG1lFlWQ:Qam4MROxnF4HrrcI0AilFEvxHP1uoo1

Score

10^/10

orcus discovery rat spyware stealer

Malware Config

Extracted

Family

orcus

C2

gaygolovorez.chickenkiller.com:6255

Mutex

ce41cfc688ca455297e2e54017a5053c

Attributes

autostart_method
Registry
enable_keylogger
false
install_path
%programdata%\svchost.exe
reconnect_delay
10000
registry_keyname
svchost
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

Processes:

resource	yara_rule
behavioral1/files/0x000c00000001227f-14.dat	family_orcus

Orcurs Rat Executable 3 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2316-1-0x0000000000900000-0x00000000009E8000-memory.dmp	orcus
behavioral1/files/0x000c00000001227f-14.dat	orcus
behavioral1/memory/1868-15-0x0000000000F60000-0x0000000001048000-memory.dmp	orcus

Executes dropped EXE 2 IoCs

Processes:

svchost.exesvchost.exe

pid	Process
1868	svchost.exe
2740	svchost.exe

Loads dropped DLL 1 IoCs

Processes:

1956912c7435170065dafe572669976d_JaffaCakes118.exe

pid	Process
2316	1956912c7435170065dafe572669976d_JaffaCakes118.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 3 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

Processes:

1956912c7435170065dafe572669976d_JaffaCakes118.exesvchost.exesvchost.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1956912c7435170065dafe572669976d_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

1956912c7435170065dafe572669976d_JaffaCakes118.exetaskeng.exe

description	pid	Process	procid_target
PID 2316 wrote to memory of 1868	2316	1956912c7435170065dafe572669976d_JaffaCakes118.exe	30
PID 2316 wrote to memory of 1868	2316	1956912c7435170065dafe572669976d_JaffaCakes118.exe	30
PID 2316 wrote to memory of 1868	2316	1956912c7435170065dafe572669976d_JaffaCakes118.exe	30
PID 2316 wrote to memory of 1868	2316	1956912c7435170065dafe572669976d_JaffaCakes118.exe	30
PID 2732 wrote to memory of 2740	2732	taskeng.exe	32
PID 2732 wrote to memory of 2740	2732	taskeng.exe	32
PID 2732 wrote to memory of 2740	2732	taskeng.exe	32
PID 2732 wrote to memory of 2740	2732	taskeng.exe	32

C:\Users\Admin\AppData\Local\Temp\1956912c7435170065dafe572669976d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1956912c7435170065dafe572669976d_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2316
- C:\ProgramData\svchost.exe
  "C:\ProgramData\svchost.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1868

C:\Windows\system32\taskeng.exe
taskeng.exe {0B959D53-AFCF-457A-A472-261C998BDC30} S-1-5-21-940600906-3464502421-4240639183-1000:MGWWAYYN\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2732
- C:\ProgramData\svchost.exe
  C:\ProgramData\svchost.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2740

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:\ProgramData\svchost.exe

Filesize
903KB

MD5
1956912c7435170065dafe572669976d

SHA1
6bedf6357a60dd1b0884b2d8f4b272e707f58059

SHA256
d35166f066d2879609c5505a9c6069a11e9005053dde8659ee00a1cd705c7c8a

SHA512
744ed26178e0e6d24f6d28c958cef65819ceed496a2e0089c94883ac1f57abcca51852c9105520cb303a6cb7881844ce73143b92d0754dea72e92b6f34d821ef

Download Submit
C:\ProgramData\svchost.exe.config

Filesize
357B

MD5
a2b76cea3a59fa9af5ea21ff68139c98

SHA1
35d76475e6a54c168f536e30206578babff58274

SHA256
f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839

SHA512
b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad

Download Submit
memory/1868-19-0x00000000007B0000-0x00000000007FE000-memory.dmp

Filesize
312KB

Download
memory/1868-17-0x0000000073EC0000-0x00000000745AE000-memory.dmp

Filesize
6.9MB

Download
memory/1868-23-0x0000000073EC0000-0x00000000745AE000-memory.dmp

Filesize
6.9MB

Download
memory/1868-21-0x0000000000BC0000-0x0000000000BD0000-memory.dmp

Filesize
64KB

Download
memory/1868-20-0x0000000000770000-0x0000000000788000-memory.dmp

Filesize
96KB

Download
memory/1868-15-0x0000000000F60000-0x0000000001048000-memory.dmp

Filesize
928KB

Download
memory/1868-18-0x0000000073EC0000-0x00000000745AE000-memory.dmp

Filesize
6.9MB

Download
memory/2316-2-0x0000000000610000-0x000000000061E000-memory.dmp

Filesize
56KB

Download
memory/2316-16-0x0000000073EC0000-0x00000000745AE000-memory.dmp

Filesize
6.9MB

Download
memory/2316-1-0x0000000000900000-0x00000000009E8000-memory.dmp

Filesize
928KB

Download
memory/2316-0-0x0000000073ECE000-0x0000000073ECF000-memory.dmp

Filesize
4KB

Download
memory/2316-3-0x0000000000830000-0x000000000088C000-memory.dmp

Filesize
368KB

Download
memory/2316-5-0x00000000008A0000-0x00000000008B2000-memory.dmp

Filesize
72KB

Download
memory/2316-4-0x0000000073EC0000-0x00000000745AE000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads