orcus | 7ebcd9ae7ca480ccf3179077c94c382cbb71d0661454f8231e620a61dd7a5a57

Analysis

max time kernel
146s
max time network
150s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
15-02-2025 01:25

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General

Target

7ebcd9ae7ca480ccf3179077c94c382cbb71d0661454f8231e620a61dd7a5a57.exe
Size

3.0MB
MD5

be194c314bc9a913cb5baef5095a0500
SHA1

50c640e80107f26def2b39b1dcd4f45e11b1d2af
SHA256

7ebcd9ae7ca480ccf3179077c94c382cbb71d0661454f8231e620a61dd7a5a57
SHA512

c811ff62478d062db0a04aff530cd2bee4f5eeed29d164c320980b02a12d10c3a5720acd225531576861132f17b77cb4255ac7ba7b289c65ddea8fdf84441eb6
SSDEEP

49152:ZGX87p1EZKMnkmWg8LX5prviYDyKS5AypQxbRQAo9JnCmpKu/nRFfjI7L0qbU:ZLHTPJg8z1mKnypSbRxo9JCm

Score

10^/10

orcus новый тег discovery rat spyware stealer

Malware Config

Extracted

Family

orcus

Botnet

Новый тег

31.44.184.52:58820

Mutex

sudo_gsqag16ggly0ybgztey0v4bxucpke4i5

Attributes

autostart_method
Disable
enable_keylogger
false
install_path
%appdata%\bigloadexternal\tempphp.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/0x0008000000016c66-10.dat	family_orcus

Orcurs Rat Executable 10 IoCs

resource	yara_rule
behavioral1/memory/2616-1-0x00000000012E0000-0x00000000015DE000-memory.dmp	orcus
behavioral1/files/0x0008000000016c66-10.dat	orcus
behavioral1/memory/2344-18-0x0000000001130000-0x000000000142E000-memory.dmp	orcus
behavioral1/memory/2872-33-0x0000000000400000-0x00000000006FE000-memory.dmp	orcus
behavioral1/memory/2872-32-0x0000000000400000-0x00000000006FE000-memory.dmp	orcus
behavioral1/memory/2872-31-0x0000000000400000-0x00000000006FE000-memory.dmp	orcus
behavioral1/memory/2872-28-0x0000000000400000-0x00000000006FE000-memory.dmp	orcus
behavioral1/memory/2872-26-0x0000000000400000-0x00000000006FE000-memory.dmp	orcus
behavioral1/memory/3028-57-0x0000000000350000-0x000000000064E000-memory.dmp	orcus
behavioral1/memory/2900-59-0x0000000000830000-0x0000000000B2E000-memory.dmp	orcus

Executes dropped EXE 4 IoCs

pid	Process
2344	tempphp.exe
2824	tempphp.exe
3028	tempphp.exe
2900	tempphp.exe

Loads dropped DLL 1 IoCs

pid	Process
2616	7ebcd9ae7ca480ccf3179077c94c382cbb71d0661454f8231e620a61dd7a5a57.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2344 set thread context of 2872	2344	tempphp.exe	32

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	tempphp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tempphp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tempphp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7ebcd9ae7ca480ccf3179077c94c382cbb71d0661454f8231e620a61dd7a5a57.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tempphp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	installutil.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2616	7ebcd9ae7ca480ccf3179077c94c382cbb71d0661454f8231e620a61dd7a5a57.exe
2344	tempphp.exe
2344	tempphp.exe
2872	installutil.exe
2872	installutil.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2616	7ebcd9ae7ca480ccf3179077c94c382cbb71d0661454f8231e620a61dd7a5a57.exe
Token: SeDebugPrivilege	2344	tempphp.exe
Token: SeDebugPrivilege	2872	installutil.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2616 wrote to memory of 2344	2616	7ebcd9ae7ca480ccf3179077c94c382cbb71d0661454f8231e620a61dd7a5a57.exe	30
PID 2616 wrote to memory of 2344	2616	7ebcd9ae7ca480ccf3179077c94c382cbb71d0661454f8231e620a61dd7a5a57.exe	30
PID 2616 wrote to memory of 2344	2616	7ebcd9ae7ca480ccf3179077c94c382cbb71d0661454f8231e620a61dd7a5a57.exe	30
PID 2616 wrote to memory of 2344	2616	7ebcd9ae7ca480ccf3179077c94c382cbb71d0661454f8231e620a61dd7a5a57.exe	30
PID 2344 wrote to memory of 2872	2344	tempphp.exe	32
PID 2344 wrote to memory of 2872	2344	tempphp.exe	32
PID 2344 wrote to memory of 2872	2344	tempphp.exe	32
PID 2344 wrote to memory of 2872	2344	tempphp.exe	32
PID 2344 wrote to memory of 2872	2344	tempphp.exe	32
PID 2344 wrote to memory of 2872	2344	tempphp.exe	32
PID 2344 wrote to memory of 2872	2344	tempphp.exe	32
PID 2344 wrote to memory of 2872	2344	tempphp.exe	32
PID 2344 wrote to memory of 2872	2344	tempphp.exe	32
PID 2344 wrote to memory of 2872	2344	tempphp.exe	32
PID 2344 wrote to memory of 2872	2344	tempphp.exe	32
PID 2344 wrote to memory of 2872	2344	tempphp.exe	32
PID 2440 wrote to memory of 2824	2440	taskeng.exe	33
PID 2440 wrote to memory of 2824	2440	taskeng.exe	33
PID 2440 wrote to memory of 2824	2440	taskeng.exe	33
PID 2440 wrote to memory of 2824	2440	taskeng.exe	33
PID 2440 wrote to memory of 3028	2440	taskeng.exe	36
PID 2440 wrote to memory of 3028	2440	taskeng.exe	36
PID 2440 wrote to memory of 3028	2440	taskeng.exe	36
PID 2440 wrote to memory of 3028	2440	taskeng.exe	36
PID 2440 wrote to memory of 2900	2440	taskeng.exe	37
PID 2440 wrote to memory of 2900	2440	taskeng.exe	37
PID 2440 wrote to memory of 2900	2440	taskeng.exe	37
PID 2440 wrote to memory of 2900	2440	taskeng.exe	37

C:\Users\Admin\AppData\Local\Temp\7ebcd9ae7ca480ccf3179077c94c382cbb71d0661454f8231e620a61dd7a5a57.exe
"C:\Users\Admin\AppData\Local\Temp\7ebcd9ae7ca480ccf3179077c94c382cbb71d0661454f8231e620a61dd7a5a57.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2616
- C:\Users\Admin\AppData\Roaming\bigloadexternal\tempphp.exe
  "C:\Users\Admin\AppData\Roaming\bigloadexternal\tempphp.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:2344
- - 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:2872

C:\Windows\system32\taskeng.exe
taskeng.exe {CF630C05-FAFB-4C28-81C3-687ABE2D7B8E} S-1-5-21-1163522206-1469769407-485553996-1000:PJCSDMRP\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2440
- C:\Users\Admin\AppData\Roaming\bigloadexternal\tempphp.exe
  C:\Users\Admin\AppData\Roaming\bigloadexternal\tempphp.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2824
- C:\Users\Admin\AppData\Roaming\bigloadexternal\tempphp.exe
  C:\Users\Admin\AppData\Roaming\bigloadexternal\tempphp.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3028
- C:\Users\Admin\AppData\Roaming\bigloadexternal\tempphp.exe
  C:\Users\Admin\AppData\Roaming\bigloadexternal\tempphp.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2900

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\CabC87F.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Roaming\bigloadexternal\tempphp.exe.config

Filesize
357B

MD5
a2b76cea3a59fa9af5ea21ff68139c98

SHA1
35d76475e6a54c168f536e30206578babff58274

SHA256
f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839

SHA512
b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad

Download Submit
\Users\Admin\AppData\Roaming\bigloadexternal\tempphp.exe

Filesize
3.0MB

MD5
be194c314bc9a913cb5baef5095a0500

SHA1
50c640e80107f26def2b39b1dcd4f45e11b1d2af

SHA256
7ebcd9ae7ca480ccf3179077c94c382cbb71d0661454f8231e620a61dd7a5a57

SHA512
c811ff62478d062db0a04aff530cd2bee4f5eeed29d164c320980b02a12d10c3a5720acd225531576861132f17b77cb4255ac7ba7b289c65ddea8fdf84441eb6

Download Submit
memory/2344-20-0x0000000000700000-0x0000000000712000-memory.dmp

Filesize
72KB

Download
memory/2344-17-0x0000000074260000-0x000000007494E000-memory.dmp

Filesize
6.9MB

Download
memory/2344-18-0x0000000001130000-0x000000000142E000-memory.dmp

Filesize
3.0MB

Download
memory/2344-19-0x0000000074260000-0x000000007494E000-memory.dmp

Filesize
6.9MB

Download
memory/2344-34-0x0000000074260000-0x000000007494E000-memory.dmp

Filesize
6.9MB

Download
memory/2344-21-0x00000000008F0000-0x000000000093E000-memory.dmp

Filesize
312KB

Download
memory/2616-4-0x0000000000DA0000-0x0000000000DFC000-memory.dmp

Filesize
368KB

Download
memory/2616-5-0x0000000000290000-0x00000000002A2000-memory.dmp

Filesize
72KB

Download
memory/2616-3-0x0000000074260000-0x000000007494E000-memory.dmp

Filesize
6.9MB

Download
memory/2616-2-0x00000000001C0000-0x00000000001CE000-memory.dmp

Filesize
56KB

Download
memory/2616-16-0x0000000074260000-0x000000007494E000-memory.dmp

Filesize
6.9MB

Download
memory/2616-0-0x000000007426E000-0x000000007426F000-memory.dmp

Filesize
4KB

Download
memory/2616-1-0x00000000012E0000-0x00000000015DE000-memory.dmp

Filesize
3.0MB

Download
memory/2872-24-0x0000000000400000-0x00000000006FE000-memory.dmp

Filesize
3.0MB

Download
memory/2872-36-0x0000000000910000-0x0000000000928000-memory.dmp

Filesize
96KB

Download
memory/2872-31-0x0000000000400000-0x00000000006FE000-memory.dmp

Filesize
3.0MB

Download
memory/2872-30-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2872-28-0x0000000000400000-0x00000000006FE000-memory.dmp

Filesize
3.0MB

Download
memory/2872-22-0x0000000000400000-0x00000000006FE000-memory.dmp

Filesize
3.0MB

Download
memory/2872-26-0x0000000000400000-0x00000000006FE000-memory.dmp

Filesize
3.0MB

Download
memory/2872-32-0x0000000000400000-0x00000000006FE000-memory.dmp

Filesize
3.0MB

Download
memory/2872-37-0x0000000000990000-0x00000000009A0000-memory.dmp

Filesize
64KB

Download
memory/2872-33-0x0000000000400000-0x00000000006FE000-memory.dmp

Filesize
3.0MB

Download
memory/2872-54-0x0000000002440000-0x000000000244E000-memory.dmp

Filesize
56KB

Download
memory/2872-55-0x0000000002620000-0x0000000002622000-memory.dmp

Filesize
8KB

Download
memory/2900-59-0x0000000000830000-0x0000000000B2E000-memory.dmp

Filesize
3.0MB

Download
memory/3028-57-0x0000000000350000-0x000000000064E000-memory.dmp

Filesize
3.0MB

Download