orcus | a73fc47c50c84406079ec3a83b8dcd31934454a7cf2adc8acb59f0715777584c

Analysis

max time kernel
126s
max time network
151s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 01:03

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General

Target

a73fc47c50c84406079ec3a83b8dcd31934454a7cf2adc8acb59f0715777584c.exe
Size

3.0MB
MD5

f5b2baebfafef93996f2e92b8a11c5c7
SHA1

a5c9ec23cca023f2739615034742854e8c45118e
SHA256

a73fc47c50c84406079ec3a83b8dcd31934454a7cf2adc8acb59f0715777584c
SHA512

88186903bc517e4903231c9e293cc954338f25612c20aee2c2a923825147c7ef4250a218cb7341f551ae753992bbdf4dae0c2f75b44985135072bdb2bddfe8a5
SSDEEP

49152:ZGX87p1EZKMnkmWg8LX5prviYDyKS5AypQxbRQAo9JnCmpKu/nRFfjI7L0qb:ZLHTPJg8z1mKnypSbRxo9JCm

Score

10^/10

orcus новый тег discovery rat spyware stealer

Malware Config

Extracted

Family

orcus

Botnet

Новый тег

31.44.184.52:10903

Mutex

sudo_y1c6316rzc907rq53f3s5mvbsl5wem5z

Attributes

autostart_method
Disable
enable_keylogger
false
install_path
%appdata%\dleserverdle\BLtools2.1.9V.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/0x0008000000015d59-10.dat	family_orcus

Orcurs Rat Executable 9 IoCs

resource	yara_rule
behavioral1/memory/3036-1-0x00000000012B0000-0x00000000015AE000-memory.dmp	orcus
behavioral1/files/0x0008000000015d59-10.dat	orcus
behavioral1/memory/1892-18-0x0000000001120000-0x000000000141E000-memory.dmp	orcus
behavioral1/memory/3000-30-0x0000000000400000-0x00000000006FE000-memory.dmp	orcus
behavioral1/memory/3000-25-0x0000000000400000-0x00000000006FE000-memory.dmp	orcus
behavioral1/memory/3000-34-0x0000000000400000-0x00000000006FE000-memory.dmp	orcus
behavioral1/memory/3000-31-0x0000000000400000-0x00000000006FE000-memory.dmp	orcus
behavioral1/memory/3000-27-0x0000000000400000-0x00000000006FE000-memory.dmp	orcus
behavioral1/memory/2672-57-0x00000000003C0000-0x00000000006BE000-memory.dmp	orcus

Executes dropped EXE 4 IoCs

pid	Process
1892	BLtools2.1.9V.exe
860	BLtools2.1.9V.exe
2672	BLtools2.1.9V.exe
1832	BLtools2.1.9V.exe

Loads dropped DLL 1 IoCs

pid	Process
3036	a73fc47c50c84406079ec3a83b8dcd31934454a7cf2adc8acb59f0715777584c.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1892 set thread context of 3000	1892	BLtools2.1.9V.exe	33

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 6 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	BLtools2.1.9V.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a73fc47c50c84406079ec3a83b8dcd31934454a7cf2adc8acb59f0715777584c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	BLtools2.1.9V.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	installutil.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	BLtools2.1.9V.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	BLtools2.1.9V.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
3036	a73fc47c50c84406079ec3a83b8dcd31934454a7cf2adc8acb59f0715777584c.exe
1892	BLtools2.1.9V.exe
1892	BLtools2.1.9V.exe
1892	BLtools2.1.9V.exe
1892	BLtools2.1.9V.exe
3000	installutil.exe
3000	installutil.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3036	a73fc47c50c84406079ec3a83b8dcd31934454a7cf2adc8acb59f0715777584c.exe
Token: SeDebugPrivilege	1892	BLtools2.1.9V.exe
Token: SeDebugPrivilege	3000	installutil.exe

Suspicious use of WriteProcessMemory 35 IoCs

description	pid	Process	procid_target
PID 3036 wrote to memory of 1892	3036	a73fc47c50c84406079ec3a83b8dcd31934454a7cf2adc8acb59f0715777584c.exe	30
PID 3036 wrote to memory of 1892	3036	a73fc47c50c84406079ec3a83b8dcd31934454a7cf2adc8acb59f0715777584c.exe	30
PID 3036 wrote to memory of 1892	3036	a73fc47c50c84406079ec3a83b8dcd31934454a7cf2adc8acb59f0715777584c.exe	30
PID 3036 wrote to memory of 1892	3036	a73fc47c50c84406079ec3a83b8dcd31934454a7cf2adc8acb59f0715777584c.exe	30
PID 1892 wrote to memory of 2876	1892	BLtools2.1.9V.exe	32
PID 1892 wrote to memory of 2876	1892	BLtools2.1.9V.exe	32
PID 1892 wrote to memory of 2876	1892	BLtools2.1.9V.exe	32
PID 1892 wrote to memory of 2876	1892	BLtools2.1.9V.exe	32
PID 1892 wrote to memory of 2876	1892	BLtools2.1.9V.exe	32
PID 1892 wrote to memory of 2876	1892	BLtools2.1.9V.exe	32
PID 1892 wrote to memory of 2876	1892	BLtools2.1.9V.exe	32
PID 1892 wrote to memory of 3000	1892	BLtools2.1.9V.exe	33
PID 1892 wrote to memory of 3000	1892	BLtools2.1.9V.exe	33
PID 1892 wrote to memory of 3000	1892	BLtools2.1.9V.exe	33
PID 1892 wrote to memory of 3000	1892	BLtools2.1.9V.exe	33
PID 1892 wrote to memory of 3000	1892	BLtools2.1.9V.exe	33
PID 1892 wrote to memory of 3000	1892	BLtools2.1.9V.exe	33
PID 1892 wrote to memory of 3000	1892	BLtools2.1.9V.exe	33
PID 1892 wrote to memory of 3000	1892	BLtools2.1.9V.exe	33
PID 1892 wrote to memory of 3000	1892	BLtools2.1.9V.exe	33
PID 1892 wrote to memory of 3000	1892	BLtools2.1.9V.exe	33
PID 1892 wrote to memory of 3000	1892	BLtools2.1.9V.exe	33
PID 1892 wrote to memory of 3000	1892	BLtools2.1.9V.exe	33
PID 2824 wrote to memory of 860	2824	taskeng.exe	34
PID 2824 wrote to memory of 860	2824	taskeng.exe	34
PID 2824 wrote to memory of 860	2824	taskeng.exe	34
PID 2824 wrote to memory of 860	2824	taskeng.exe	34
PID 2824 wrote to memory of 2672	2824	taskeng.exe	37
PID 2824 wrote to memory of 2672	2824	taskeng.exe	37
PID 2824 wrote to memory of 2672	2824	taskeng.exe	37
PID 2824 wrote to memory of 2672	2824	taskeng.exe	37
PID 2824 wrote to memory of 1832	2824	taskeng.exe	38
PID 2824 wrote to memory of 1832	2824	taskeng.exe	38
PID 2824 wrote to memory of 1832	2824	taskeng.exe	38
PID 2824 wrote to memory of 1832	2824	taskeng.exe	38

C:\Users\Admin\AppData\Local\Temp\a73fc47c50c84406079ec3a83b8dcd31934454a7cf2adc8acb59f0715777584c.exe
"C:\Users\Admin\AppData\Local\Temp\a73fc47c50c84406079ec3a83b8dcd31934454a7cf2adc8acb59f0715777584c.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3036
- C:\Users\Admin\AppData\Roaming\dleserverdle\BLtools2.1.9V.exe
  "C:\Users\Admin\AppData\Roaming\dleserverdle\BLtools2.1.9V.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1892
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"
    3⤵
    PID:2876
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3000

C:\Windows\system32\taskeng.exe
taskeng.exe {0DAF528D-7E91-40B1-B931-F3265FD36AB6} S-1-5-21-4177215427-74451935-3209572229-1000:JSMURNPT\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2824
- C:\Users\Admin\AppData\Roaming\dleserverdle\BLtools2.1.9V.exe
  C:\Users\Admin\AppData\Roaming\dleserverdle\BLtools2.1.9V.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:860
- C:\Users\Admin\AppData\Roaming\dleserverdle\BLtools2.1.9V.exe
  C:\Users\Admin\AppData\Roaming\dleserverdle\BLtools2.1.9V.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2672
- C:\Users\Admin\AppData\Roaming\dleserverdle\BLtools2.1.9V.exe
  C:\Users\Admin\AppData\Roaming\dleserverdle\BLtools2.1.9V.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1832

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\CabC1BB.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Roaming\dleserverdle\BLtools2.1.9V.exe.config

Filesize
357B

MD5
a2b76cea3a59fa9af5ea21ff68139c98

SHA1
35d76475e6a54c168f536e30206578babff58274

SHA256
f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839

SHA512
b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad

Download Submit
\Users\Admin\AppData\Roaming\dleserverdle\BLtools2.1.9V.exe

Filesize
3.0MB

MD5
f5b2baebfafef93996f2e92b8a11c5c7

SHA1
a5c9ec23cca023f2739615034742854e8c45118e

SHA256
a73fc47c50c84406079ec3a83b8dcd31934454a7cf2adc8acb59f0715777584c

SHA512
88186903bc517e4903231c9e293cc954338f25612c20aee2c2a923825147c7ef4250a218cb7341f551ae753992bbdf4dae0c2f75b44985135072bdb2bddfe8a5

Download Submit
memory/1892-18-0x0000000001120000-0x000000000141E000-memory.dmp

Filesize
3.0MB

Download
memory/1892-33-0x00000000743B0000-0x0000000074A9E000-memory.dmp

Filesize
6.9MB

Download
memory/1892-20-0x0000000000D70000-0x0000000000DBE000-memory.dmp

Filesize
312KB

Download
memory/1892-19-0x00000000743B0000-0x0000000074A9E000-memory.dmp

Filesize
6.9MB

Download
memory/1892-17-0x00000000743B0000-0x0000000074A9E000-memory.dmp

Filesize
6.9MB

Download
memory/2672-57-0x00000000003C0000-0x00000000006BE000-memory.dmp

Filesize
3.0MB

Download
memory/3000-27-0x0000000000400000-0x00000000006FE000-memory.dmp

Filesize
3.0MB

Download
memory/3000-34-0x0000000000400000-0x00000000006FE000-memory.dmp

Filesize
3.0MB

Download
memory/3000-55-0x0000000004A30000-0x0000000004A32000-memory.dmp

Filesize
8KB

Download
memory/3000-54-0x0000000002460000-0x000000000246E000-memory.dmp

Filesize
56KB

Download
memory/3000-21-0x0000000000400000-0x00000000006FE000-memory.dmp

Filesize
3.0MB

Download
memory/3000-30-0x0000000000400000-0x00000000006FE000-memory.dmp

Filesize
3.0MB

Download
memory/3000-29-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3000-25-0x0000000000400000-0x00000000006FE000-memory.dmp

Filesize
3.0MB

Download
memory/3000-23-0x0000000000400000-0x00000000006FE000-memory.dmp

Filesize
3.0MB

Download
memory/3000-37-0x0000000000970000-0x0000000000980000-memory.dmp

Filesize
64KB

Download
memory/3000-36-0x00000000007E0000-0x00000000007F8000-memory.dmp

Filesize
96KB

Download
memory/3000-31-0x0000000000400000-0x00000000006FE000-memory.dmp

Filesize
3.0MB

Download
memory/3036-0-0x00000000743BE000-0x00000000743BF000-memory.dmp

Filesize
4KB

Download
memory/3036-3-0x00000000743B0000-0x0000000074A9E000-memory.dmp

Filesize
6.9MB

Download
memory/3036-16-0x00000000743B0000-0x0000000074A9E000-memory.dmp

Filesize
6.9MB

Download
memory/3036-2-0x00000000004B0000-0x00000000004BE000-memory.dmp

Filesize
56KB

Download
memory/3036-4-0x0000000000CD0000-0x0000000000D2C000-memory.dmp

Filesize
368KB

Download
memory/3036-5-0x0000000000510000-0x0000000000522000-memory.dmp

Filesize
72KB

Download
memory/3036-1-0x00000000012B0000-0x00000000015AE000-memory.dmp

Filesize
3.0MB

Download