orcus | 9e1e739176da69d496f757cf46491652cd2fa29b8b86279468e0b788d8c3b6aa

Analysis

max time kernel
128s
max time network
127s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
07-12-2024 01:08

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General

Target

9e1e739176da69d496f757cf46491652cd2fa29b8b86279468e0b788d8c3b6aa.exe
Size

3.0MB
MD5

13949e90af2cb2cbcfac0717fb80eaa6
SHA1

672e14cb2e0016cd2c1c0afb77217c61895adb08
SHA256

9e1e739176da69d496f757cf46491652cd2fa29b8b86279468e0b788d8c3b6aa
SHA512

35e26dccbdaee5a1247c29be279d94d20eaa219c507178c0a5abc561efe4800b8c915bc529fd9b7eeab7bd344c95c1092cfa78474f3a90bb6896933f7f70f63a
SSDEEP

49152:Y1HS7p1EZKMnkmWg8LX5prviYDyKS5AypQxbRQAo9JnCmpbu/nRFfjI7L0qb:YUHTPJg8z1mKnypSbRxo9JCm

Score

10^/10

orcus q1 discovery rat spyware stealer

Malware Config

Extracted

Family

orcus

Botnet

31.44.184.52:10903

Mutex

sudo_lx83480avru9qttqlefpbzrjt3fg0cwl

Attributes

autostart_method
Disable
enable_keylogger
false
install_path
%appdata%\dlejavascriptgenerator\publicdefault.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/0x00090000000162e4-10.dat	family_orcus

Orcurs Rat Executable 10 IoCs

resource	yara_rule
behavioral1/memory/2148-1-0x00000000010B0000-0x00000000013AE000-memory.dmp	orcus
behavioral1/files/0x00090000000162e4-10.dat	orcus
behavioral1/memory/2540-18-0x0000000000350000-0x000000000064E000-memory.dmp	orcus
behavioral1/memory/2816-28-0x0000000000400000-0x00000000006FE000-memory.dmp	orcus
behavioral1/memory/2816-33-0x0000000000400000-0x00000000006FE000-memory.dmp	orcus
behavioral1/memory/2816-32-0x0000000000400000-0x00000000006FE000-memory.dmp	orcus
behavioral1/memory/2816-31-0x0000000000400000-0x00000000006FE000-memory.dmp	orcus
behavioral1/memory/2816-26-0x0000000000400000-0x00000000006FE000-memory.dmp	orcus
behavioral1/memory/2912-54-0x0000000000CD0000-0x0000000000FCE000-memory.dmp	orcus
behavioral1/memory/1340-56-0x0000000000090000-0x000000000038E000-memory.dmp	orcus

Executes dropped EXE 4 IoCs

pid	Process
2540	publicdefault.exe
2752	publicdefault.exe
2912	publicdefault.exe
1340	publicdefault.exe

Loads dropped DLL 1 IoCs

pid	Process
2148	9e1e739176da69d496f757cf46491652cd2fa29b8b86279468e0b788d8c3b6aa.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2540 set thread context of 2816	2540	publicdefault.exe	36

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	publicdefault.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msbuild.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	publicdefault.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	publicdefault.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9e1e739176da69d496f757cf46491652cd2fa29b8b86279468e0b788d8c3b6aa.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	publicdefault.exe

Suspicious behavior: EnumeratesProcesses 11 IoCs

pid	Process
2148	9e1e739176da69d496f757cf46491652cd2fa29b8b86279468e0b788d8c3b6aa.exe
2540	publicdefault.exe
2540	publicdefault.exe
2540	publicdefault.exe
2540	publicdefault.exe
2540	publicdefault.exe
2540	publicdefault.exe
2540	publicdefault.exe
2540	publicdefault.exe
2816	msbuild.exe
2816	msbuild.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2148	9e1e739176da69d496f757cf46491652cd2fa29b8b86279468e0b788d8c3b6aa.exe
Token: SeDebugPrivilege	2540	publicdefault.exe
Token: SeDebugPrivilege	2816	msbuild.exe

Suspicious use of WriteProcessMemory 37 IoCs

description	pid	Process	procid_target
PID 2148 wrote to memory of 2540	2148	9e1e739176da69d496f757cf46491652cd2fa29b8b86279468e0b788d8c3b6aa.exe	30
PID 2148 wrote to memory of 2540	2148	9e1e739176da69d496f757cf46491652cd2fa29b8b86279468e0b788d8c3b6aa.exe	30
PID 2148 wrote to memory of 2540	2148	9e1e739176da69d496f757cf46491652cd2fa29b8b86279468e0b788d8c3b6aa.exe	30
PID 2148 wrote to memory of 2540	2148	9e1e739176da69d496f757cf46491652cd2fa29b8b86279468e0b788d8c3b6aa.exe	30
PID 2540 wrote to memory of 2796	2540	publicdefault.exe	32
PID 2540 wrote to memory of 2796	2540	publicdefault.exe	32
PID 2540 wrote to memory of 2796	2540	publicdefault.exe	32
PID 2540 wrote to memory of 2796	2540	publicdefault.exe	32
PID 2800 wrote to memory of 2752	2800	taskeng.exe	34
PID 2800 wrote to memory of 2752	2800	taskeng.exe	34
PID 2800 wrote to memory of 2752	2800	taskeng.exe	34
PID 2800 wrote to memory of 2752	2800	taskeng.exe	34
PID 2540 wrote to memory of 3012	2540	publicdefault.exe	33
PID 2540 wrote to memory of 3012	2540	publicdefault.exe	33
PID 2540 wrote to memory of 3012	2540	publicdefault.exe	33
PID 2540 wrote to memory of 3012	2540	publicdefault.exe	33
PID 2540 wrote to memory of 2724	2540	publicdefault.exe	35
PID 2540 wrote to memory of 2724	2540	publicdefault.exe	35
PID 2540 wrote to memory of 2724	2540	publicdefault.exe	35
PID 2540 wrote to memory of 2724	2540	publicdefault.exe	35
PID 2540 wrote to memory of 2816	2540	publicdefault.exe	36
PID 2540 wrote to memory of 2816	2540	publicdefault.exe	36
PID 2540 wrote to memory of 2816	2540	publicdefault.exe	36
PID 2540 wrote to memory of 2816	2540	publicdefault.exe	36
PID 2540 wrote to memory of 2816	2540	publicdefault.exe	36
PID 2540 wrote to memory of 2816	2540	publicdefault.exe	36
PID 2540 wrote to memory of 2816	2540	publicdefault.exe	36
PID 2540 wrote to memory of 2816	2540	publicdefault.exe	36
PID 2540 wrote to memory of 2816	2540	publicdefault.exe	36
PID 2800 wrote to memory of 2912	2800	taskeng.exe	39
PID 2800 wrote to memory of 2912	2800	taskeng.exe	39
PID 2800 wrote to memory of 2912	2800	taskeng.exe	39
PID 2800 wrote to memory of 2912	2800	taskeng.exe	39
PID 2800 wrote to memory of 1340	2800	taskeng.exe	40
PID 2800 wrote to memory of 1340	2800	taskeng.exe	40
PID 2800 wrote to memory of 1340	2800	taskeng.exe	40
PID 2800 wrote to memory of 1340	2800	taskeng.exe	40

C:\Users\Admin\AppData\Local\Temp\9e1e739176da69d496f757cf46491652cd2fa29b8b86279468e0b788d8c3b6aa.exe
"C:\Users\Admin\AppData\Local\Temp\9e1e739176da69d496f757cf46491652cd2fa29b8b86279468e0b788d8c3b6aa.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2148
- C:\Users\Admin\AppData\Roaming\dlejavascriptgenerator\publicdefault.exe
  "C:\Users\Admin\AppData\Roaming\dlejavascriptgenerator\publicdefault.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:2540
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
    3⤵
    PID:2796
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
    3⤵
    PID:3012
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
    3⤵
    PID:2724
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2816

C:\Windows\system32\taskeng.exe
taskeng.exe {AAB0BF0A-5526-44F2-889A-66B5427F0F4C} S-1-5-21-3063565911-2056067323-3330884624-1000:KHBTHJFA\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2800
- C:\Users\Admin\AppData\Roaming\dlejavascriptgenerator\publicdefault.exe
  C:\Users\Admin\AppData\Roaming\dlejavascriptgenerator\publicdefault.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2752
- C:\Users\Admin\AppData\Roaming\dlejavascriptgenerator\publicdefault.exe
  C:\Users\Admin\AppData\Roaming\dlejavascriptgenerator\publicdefault.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2912
- C:\Users\Admin\AppData\Roaming\dlejavascriptgenerator\publicdefault.exe
  C:\Users\Admin\AppData\Roaming\dlejavascriptgenerator\publicdefault.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1340

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\CabCC94.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Roaming\dlejavascriptgenerator\publicdefault.exe.config

Filesize
357B

MD5
a2b76cea3a59fa9af5ea21ff68139c98

SHA1
35d76475e6a54c168f536e30206578babff58274

SHA256
f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839

SHA512
b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad

Download Submit
\Users\Admin\AppData\Roaming\dlejavascriptgenerator\publicdefault.exe

Filesize
3.0MB

MD5
13949e90af2cb2cbcfac0717fb80eaa6

SHA1
672e14cb2e0016cd2c1c0afb77217c61895adb08

SHA256
9e1e739176da69d496f757cf46491652cd2fa29b8b86279468e0b788d8c3b6aa

SHA512
35e26dccbdaee5a1247c29be279d94d20eaa219c507178c0a5abc561efe4800b8c915bc529fd9b7eeab7bd344c95c1092cfa78474f3a90bb6896933f7f70f63a

Download Submit
memory/1340-56-0x0000000000090000-0x000000000038E000-memory.dmp

Filesize
3.0MB

Download
memory/2148-1-0x00000000010B0000-0x00000000013AE000-memory.dmp

Filesize
3.0MB

Download
memory/2148-2-0x0000000000270000-0x000000000027E000-memory.dmp

Filesize
56KB

Download
memory/2148-4-0x00000000009A0000-0x00000000009FC000-memory.dmp

Filesize
368KB

Download
memory/2148-3-0x0000000074C90000-0x000000007537E000-memory.dmp

Filesize
6.9MB

Download
memory/2148-5-0x00000000003C0000-0x00000000003D2000-memory.dmp

Filesize
72KB

Download
memory/2148-0-0x0000000074C9E000-0x0000000074C9F000-memory.dmp

Filesize
4KB

Download
memory/2148-16-0x0000000074C90000-0x000000007537E000-memory.dmp

Filesize
6.9MB

Download
memory/2540-20-0x0000000004F00000-0x0000000004F4E000-memory.dmp

Filesize
312KB

Download
memory/2540-34-0x0000000074C90000-0x000000007537E000-memory.dmp

Filesize
6.9MB

Download
memory/2540-17-0x0000000074C90000-0x000000007537E000-memory.dmp

Filesize
6.9MB

Download
memory/2540-18-0x0000000000350000-0x000000000064E000-memory.dmp

Filesize
3.0MB

Download
memory/2540-19-0x0000000074C90000-0x000000007537E000-memory.dmp

Filesize
6.9MB

Download
memory/2816-28-0x0000000000400000-0x00000000006FE000-memory.dmp

Filesize
3.0MB

Download
memory/2816-32-0x0000000000400000-0x00000000006FE000-memory.dmp

Filesize
3.0MB

Download
memory/2816-33-0x0000000000400000-0x00000000006FE000-memory.dmp

Filesize
3.0MB

Download
memory/2816-31-0x0000000000400000-0x00000000006FE000-memory.dmp

Filesize
3.0MB

Download
memory/2816-30-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2816-26-0x0000000000400000-0x00000000006FE000-memory.dmp

Filesize
3.0MB

Download
memory/2816-35-0x00000000007C0000-0x00000000007D8000-memory.dmp

Filesize
96KB

Download
memory/2816-36-0x0000000000A50000-0x0000000000A60000-memory.dmp

Filesize
64KB

Download
memory/2816-24-0x0000000000400000-0x00000000006FE000-memory.dmp

Filesize
3.0MB

Download
memory/2816-22-0x0000000000400000-0x00000000006FE000-memory.dmp

Filesize
3.0MB

Download
memory/2912-54-0x0000000000CD0000-0x0000000000FCE000-memory.dmp

Filesize
3.0MB

Download