orcus | 328b42682ffc73069ed31d0a9360aaf75e756cc2e51a280ef9849b9e836a990d

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
28-07-2024 17:31

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General

Target

Wave.exe
Size

3.0MB
MD5

df016abe8bfe2653c1dca38309260358
SHA1

253c95a2b7f13d39b9a03ba9a52785258e439340
SHA256

328b42682ffc73069ed31d0a9360aaf75e756cc2e51a280ef9849b9e836a990d
SHA512

3fcb697b369444ff62c84dd7b562f685b035e87ed9beab9c603bb2c35d03d57db7f28d1ccc8ed2ffaf606802fc6e3a4e1535f627d9fe8e0a68514f27219762ec
SSDEEP

49152:B1HS7p1EZKMnkmWg8LX5prviYDyKS5AypQxbRQAo9JnCmpbu/nRFfjI7L0qb:BUHTPJg8z1mKnypSbRxo9JCm

Score

10^/10

orcus wave credential_access discovery rat spyware stealer

Malware Config

Extracted

Family

orcus

Botnet

Wave

31.44.184.52:15288

Mutex

sudo_76v3ne68zd8b3j6xeaptqbdkmamvwu08

Attributes

autostart_method
Disable
enable_keylogger
false
install_path
%appdata%\securedatalifeasync\universal_.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 main payload 1 IoCs

Processes:

resource	yara_rule
behavioral1/files/0x000d000000016dff-10.dat	family_orcus

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

Orcurs Rat Executable 8 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2152-1-0x0000000000D90000-0x0000000001092000-memory.dmp	orcus
behavioral1/files/0x000d000000016dff-10.dat	orcus
behavioral1/memory/2688-18-0x0000000000F90000-0x0000000001292000-memory.dmp	orcus
behavioral1/memory/2700-28-0x0000000000400000-0x0000000000702000-memory.dmp	orcus
behavioral1/memory/2700-26-0x0000000000400000-0x0000000000702000-memory.dmp	orcus
behavioral1/memory/2700-31-0x0000000000400000-0x0000000000702000-memory.dmp	orcus
behavioral1/memory/2700-33-0x0000000000400000-0x0000000000702000-memory.dmp	orcus
behavioral1/memory/2700-32-0x0000000000400000-0x0000000000702000-memory.dmp	orcus

Executes dropped EXE 2 IoCs

Processes:

universal_.exeuniversal_.exe

pid	Process
2688	universal_.exe
2572	universal_.exe

Loads dropped DLL 1 IoCs

Processes:

Wave.exe

pid	Process
2152	Wave.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

universal_.exeuniversal_.exe

description	pid	Process	procid_target
PID 2688 set thread context of 2700	2688	universal_.exe	34
PID 2572 set thread context of 2720	2572	universal_.exe	36

Drops file in Windows directory 1 IoCs

Processes:

caspol.exe

description	ioc	Process
File opened for modification	C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe	caspol.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 11 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:

cmd.exeuniversal_.exeregasm.execmd.exePING.EXEcmd.execmd.exeWave.exeuniversal_.execaspol.execmd.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	universal_.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regasm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Wave.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	universal_.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	caspol.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

Processes:

PING.EXE

pid	Process
3040	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

Processes:

PING.EXE

pid	Process
3040	PING.EXE

Suspicious behavior: EnumeratesProcesses 9 IoCs

Processes:

Wave.exeuniversal_.exeuniversal_.execaspol.exe

pid	Process
2152	Wave.exe
2688	universal_.exe
2688	universal_.exe
2572	universal_.exe
2572	universal_.exe
2572	universal_.exe
2572	universal_.exe
2700	caspol.exe
2700	caspol.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

Wave.exeuniversal_.exeuniversal_.execaspol.exe

description	pid	Process
Token: SeDebugPrivilege	2152	Wave.exe
Token: SeDebugPrivilege	2688	universal_.exe
Token: SeDebugPrivilege	2572	universal_.exe
Token: SeDebugPrivilege	2700	caspol.exe

Suspicious use of WriteProcessMemory 60 IoCs

Processes:

Wave.exetaskeng.exeuniversal_.exeuniversal_.execaspol.execmd.exe

description	pid	Process	procid_target
PID 2152 wrote to memory of 2688	2152	Wave.exe	31
PID 2152 wrote to memory of 2688	2152	Wave.exe	31
PID 2152 wrote to memory of 2688	2152	Wave.exe	31
PID 2152 wrote to memory of 2688	2152	Wave.exe	31
PID 2600 wrote to memory of 2572	2600	taskeng.exe	33
PID 2600 wrote to memory of 2572	2600	taskeng.exe	33
PID 2600 wrote to memory of 2572	2600	taskeng.exe	33
PID 2600 wrote to memory of 2572	2600	taskeng.exe	33
PID 2688 wrote to memory of 2700	2688	universal_.exe	34
PID 2688 wrote to memory of 2700	2688	universal_.exe	34
PID 2688 wrote to memory of 2700	2688	universal_.exe	34
PID 2688 wrote to memory of 2700	2688	universal_.exe	34
PID 2688 wrote to memory of 2700	2688	universal_.exe	34
PID 2688 wrote to memory of 2700	2688	universal_.exe	34
PID 2688 wrote to memory of 2700	2688	universal_.exe	34
PID 2688 wrote to memory of 2700	2688	universal_.exe	34
PID 2688 wrote to memory of 2700	2688	universal_.exe	34
PID 2572 wrote to memory of 2808	2572	universal_.exe	35
PID 2572 wrote to memory of 2808	2572	universal_.exe	35
PID 2572 wrote to memory of 2808	2572	universal_.exe	35
PID 2572 wrote to memory of 2808	2572	universal_.exe	35
PID 2572 wrote to memory of 2808	2572	universal_.exe	35
PID 2572 wrote to memory of 2808	2572	universal_.exe	35
PID 2572 wrote to memory of 2808	2572	universal_.exe	35
PID 2572 wrote to memory of 2720	2572	universal_.exe	36
PID 2572 wrote to memory of 2720	2572	universal_.exe	36
PID 2572 wrote to memory of 2720	2572	universal_.exe	36
PID 2572 wrote to memory of 2720	2572	universal_.exe	36
PID 2572 wrote to memory of 2720	2572	universal_.exe	36
PID 2572 wrote to memory of 2720	2572	universal_.exe	36
PID 2572 wrote to memory of 2720	2572	universal_.exe	36
PID 2572 wrote to memory of 2720	2572	universal_.exe	36
PID 2572 wrote to memory of 2720	2572	universal_.exe	36
PID 2572 wrote to memory of 2720	2572	universal_.exe	36
PID 2572 wrote to memory of 2720	2572	universal_.exe	36
PID 2572 wrote to memory of 2720	2572	universal_.exe	36
PID 2700 wrote to memory of 2072	2700	caspol.exe	38
PID 2700 wrote to memory of 2072	2700	caspol.exe	38
PID 2700 wrote to memory of 2072	2700	caspol.exe	38
PID 2700 wrote to memory of 2072	2700	caspol.exe	38
PID 2072 wrote to memory of 3040	2072	cmd.exe	40
PID 2072 wrote to memory of 3040	2072	cmd.exe	40
PID 2072 wrote to memory of 3040	2072	cmd.exe	40
PID 2072 wrote to memory of 3040	2072	cmd.exe	40
PID 2072 wrote to memory of 2140	2072	cmd.exe	41
PID 2072 wrote to memory of 2140	2072	cmd.exe	41
PID 2072 wrote to memory of 2140	2072	cmd.exe	41
PID 2072 wrote to memory of 2140	2072	cmd.exe	41
PID 2072 wrote to memory of 444	2072	cmd.exe	42
PID 2072 wrote to memory of 444	2072	cmd.exe	42
PID 2072 wrote to memory of 444	2072	cmd.exe	42
PID 2072 wrote to memory of 444	2072	cmd.exe	42
PID 2072 wrote to memory of 2284	2072	cmd.exe	43
PID 2072 wrote to memory of 2284	2072	cmd.exe	43
PID 2072 wrote to memory of 2284	2072	cmd.exe	43
PID 2072 wrote to memory of 2284	2072	cmd.exe	43
PID 2072 wrote to memory of 2624	2072	cmd.exe	44
PID 2072 wrote to memory of 2624	2072	cmd.exe	44
PID 2072 wrote to memory of 2624	2072	cmd.exe	44
PID 2072 wrote to memory of 2624	2072	cmd.exe	44

C:\Users\Admin\AppData\Local\Temp\Wave.exe
"C:\Users\Admin\AppData\Local\Temp\Wave.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2152
- C:\Users\Admin\AppData\Roaming\securedatalifeasync\universal_.exe
  "C:\Users\Admin\AppData\Roaming\securedatalifeasync\universal_.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:2688
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"
    3⤵
    - Drops file in Windows directory
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2700
  - - C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\{3a774805-e20f-4044-8c28-c8181c896893}.bat" "
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2072
    - - C:\Windows\SysWOW64\PING.EXE
        
        ping 127.0.0.1
        5⤵
        System Location Discovery: System Language Discovery
        System Network Configuration Discovery: Internet Connection Discovery
        Runs ping.exe
        
        PID:3040
    - - C:\Windows\SysWOW64\cmd.exe
        
        C:\Windows\system32\cmd.exe /S /D /c" echo j "
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:2140
    - - C:\Windows\SysWOW64\cmd.exe
        
        C:\Windows\system32\cmd.exe /S /D /c" del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe""
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:444
    - - C:\Windows\SysWOW64\cmd.exe
        
        C:\Windows\system32\cmd.exe /S /D /c" echo j "
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:2284
    - - C:\Windows\SysWOW64\cmd.exe
        
        C:\Windows\system32\cmd.exe /S /D /c" del C:\Users\Admin\AppData\Local\Temp\{3a774805-e20f-4044-8c28-c8181c896893}.bat"
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:2624

C:\Windows\system32\taskeng.exe
taskeng.exe {8406CC12-4F76-4005-9D74-D4626A3AF888} S-1-5-21-1506706701-1246725540-2219210854-1000:MUYDDIIS\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2600
- C:\Users\Admin\AppData\Roaming\securedatalifeasync\universal_.exe
  C:\Users\Admin\AppData\Roaming\securedatalifeasync\universal_.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:2572
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
    3⤵
    PID:2808
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2720

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Discovery

Remote System Discovery

T1018

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\Cab2A6C.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\{3a774805-e20f-4044-8c28-c8181c896893}.bat

Filesize
195B

MD5
6c8b9da7d0e5e417b0770fff3ab06b0c

SHA1
b58b8cb3b2a6830f56238f05865297bd83010f16

SHA256
79e807f7dd8560d6c8828f9a08dba5c1531085ff0725dc2dd9517162fcb55fff

SHA512
c9c5f059224265b48c6c49ea75595363db085041ff0fd86736d7d739781016d1e0948be8aa573b07bb942d5f252decddced874f42ed902a2298f7e2cbe8a642c

Download Submit
C:\Users\Admin\AppData\Roaming\securedatalifeasync\universal_.exe.config

Filesize
357B

MD5
a2b76cea3a59fa9af5ea21ff68139c98

SHA1
35d76475e6a54c168f536e30206578babff58274

SHA256
f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839

SHA512
b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad

Download Submit
\Users\Admin\AppData\Roaming\securedatalifeasync\universal_.exe

Filesize
3.0MB

MD5
df016abe8bfe2653c1dca38309260358

SHA1
253c95a2b7f13d39b9a03ba9a52785258e439340

SHA256
328b42682ffc73069ed31d0a9360aaf75e756cc2e51a280ef9849b9e836a990d

SHA512
3fcb697b369444ff62c84dd7b562f685b035e87ed9beab9c603bb2c35d03d57db7f28d1ccc8ed2ffaf606802fc6e3a4e1535f627d9fe8e0a68514f27219762ec

Download Submit
memory/2152-16-0x00000000746E0000-0x0000000074DCE000-memory.dmp

Filesize
6.9MB

Download
memory/2152-5-0x00000000005F0000-0x0000000000602000-memory.dmp

Filesize
72KB

Download
memory/2152-4-0x0000000000A10000-0x0000000000A6C000-memory.dmp

Filesize
368KB

Download
memory/2152-3-0x00000000746E0000-0x0000000074DCE000-memory.dmp

Filesize
6.9MB

Download
memory/2152-2-0x0000000000480000-0x000000000048E000-memory.dmp

Filesize
56KB

Download
memory/2152-0-0x00000000746EE000-0x00000000746EF000-memory.dmp

Filesize
4KB

Download
memory/2152-1-0x0000000000D90000-0x0000000001092000-memory.dmp

Filesize
3.0MB

Download
memory/2688-34-0x00000000746E0000-0x0000000074DCE000-memory.dmp

Filesize
6.9MB

Download
memory/2688-18-0x0000000000F90000-0x0000000001292000-memory.dmp

Filesize
3.0MB

Download
memory/2688-17-0x00000000746E0000-0x0000000074DCE000-memory.dmp

Filesize
6.9MB

Download
memory/2688-19-0x00000000746E0000-0x0000000074DCE000-memory.dmp

Filesize
6.9MB

Download
memory/2688-20-0x0000000000C90000-0x0000000000CDE000-memory.dmp

Filesize
312KB

Download
memory/2700-28-0x0000000000400000-0x0000000000702000-memory.dmp

Filesize
3.0MB

Download
memory/2700-26-0x0000000000400000-0x0000000000702000-memory.dmp

Filesize
3.0MB

Download
memory/2700-31-0x0000000000400000-0x0000000000702000-memory.dmp

Filesize
3.0MB

Download
memory/2700-33-0x0000000000400000-0x0000000000702000-memory.dmp

Filesize
3.0MB

Download
memory/2700-24-0x0000000000400000-0x0000000000702000-memory.dmp

Filesize
3.0MB

Download
memory/2700-32-0x0000000000400000-0x0000000000702000-memory.dmp

Filesize
3.0MB

Download
memory/2700-47-0x0000000000DD0000-0x0000000000DE8000-memory.dmp

Filesize
96KB

Download
memory/2700-48-0x0000000000DF0000-0x0000000000E00000-memory.dmp

Filesize
64KB

Download
memory/2700-30-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2700-65-0x0000000004CC0000-0x0000000004CCE000-memory.dmp

Filesize
56KB

Download
memory/2700-66-0x00000000051A0000-0x00000000051A2000-memory.dmp

Filesize
8KB

Download
memory/2700-23-0x0000000000400000-0x0000000000702000-memory.dmp

Filesize
3.0MB

Download
memory/2720-43-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download