orcus | eaf93486d42c98ffa4bfce215f82b2e8f3e74f679068e3aaa9951625c778479e

Analysis

max time kernel
128s
max time network
136s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
13-07-2024 01:17

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General

Target

eaf93486d42c98ffa4bfce215f82b2e8f3e74f679068e3aaa9951625c778479e.exe
Size

3.0MB
MD5

f52e162c2cd39d10b762a0631aac52b4
SHA1

1b8ba9247146546c9dc4010b07cb2ac2dd60ce7e
SHA256

eaf93486d42c98ffa4bfce215f82b2e8f3e74f679068e3aaa9951625c778479e
SHA512

5d54397af1322728a5b4fe1421683f35782b7b6cad93296733e5dcfe4708754d31a90211e0a45e59997fa5728e10e109f69d959e598338528de20dd14bb4b223
SSDEEP

49152:jGX87p1EZKMnkmWg8LX5prviYDyKS5AypQxbRQAo9JnCmpKu/nRFfjI7L0qb:jLHTPJg8z1mKnypSbRxo9JCm

Score

10^/10

orcus dildo rat spyware stealer

Malware Config

Extracted

Family

orcus

Botnet

Dildo

31.44.184.52:47228

Mutex

sudo_assnpmutz5ggi33dy3ew9b1s7ljon1sl

Attributes

autostart_method
Disable
enable_keylogger
false
install_path
%appdata%\jspollgenerator\processauth.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

resource	yara_rule
behavioral1/files/0x0008000000015e21-10.dat	family_orcus

Orcurs Rat Executable 8 IoCs

resource	yara_rule
behavioral1/memory/2060-1-0x0000000001220000-0x000000000151E000-memory.dmp	orcus
behavioral1/files/0x0008000000015e21-10.dat	orcus
behavioral1/memory/2560-18-0x0000000000FC0000-0x00000000012BE000-memory.dmp	orcus
behavioral1/memory/2800-32-0x0000000000400000-0x00000000006FE000-memory.dmp	orcus
behavioral1/memory/2800-31-0x0000000000400000-0x00000000006FE000-memory.dmp	orcus
behavioral1/memory/2800-27-0x0000000000400000-0x00000000006FE000-memory.dmp	orcus
behavioral1/memory/2800-25-0x0000000000400000-0x00000000006FE000-memory.dmp	orcus
behavioral1/memory/2800-30-0x0000000000400000-0x00000000006FE000-memory.dmp	orcus

Executes dropped EXE 4 IoCs

pid	Process
2560	processauth.exe
836	processauth.exe
1656	processauth.exe
916	processauth.exe

Loads dropped DLL 1 IoCs

pid	Process
2060	eaf93486d42c98ffa4bfce215f82b2e8f3e74f679068e3aaa9951625c778479e.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2560 set thread context of 2800	2560	processauth.exe	32
PID 836 set thread context of 2864	836	processauth.exe	34

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
2060	eaf93486d42c98ffa4bfce215f82b2e8f3e74f679068e3aaa9951625c778479e.exe
2560	processauth.exe
2560	processauth.exe
836	processauth.exe
836	processauth.exe
2800	msbuild.exe
2800	msbuild.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2060	eaf93486d42c98ffa4bfce215f82b2e8f3e74f679068e3aaa9951625c778479e.exe
Token: SeDebugPrivilege	2560	processauth.exe
Token: SeDebugPrivilege	836	processauth.exe
Token: SeDebugPrivilege	2800	msbuild.exe

Suspicious use of WriteProcessMemory 37 IoCs

description	pid	Process	procid_target
PID 2060 wrote to memory of 2560	2060	eaf93486d42c98ffa4bfce215f82b2e8f3e74f679068e3aaa9951625c778479e.exe	30
PID 2060 wrote to memory of 2560	2060	eaf93486d42c98ffa4bfce215f82b2e8f3e74f679068e3aaa9951625c778479e.exe	30
PID 2060 wrote to memory of 2560	2060	eaf93486d42c98ffa4bfce215f82b2e8f3e74f679068e3aaa9951625c778479e.exe	30
PID 2060 wrote to memory of 2560	2060	eaf93486d42c98ffa4bfce215f82b2e8f3e74f679068e3aaa9951625c778479e.exe	30
PID 2560 wrote to memory of 2800	2560	processauth.exe	32
PID 2560 wrote to memory of 2800	2560	processauth.exe	32
PID 2560 wrote to memory of 2800	2560	processauth.exe	32
PID 2560 wrote to memory of 2800	2560	processauth.exe	32
PID 2560 wrote to memory of 2800	2560	processauth.exe	32
PID 2560 wrote to memory of 2800	2560	processauth.exe	32
PID 2560 wrote to memory of 2800	2560	processauth.exe	32
PID 2560 wrote to memory of 2800	2560	processauth.exe	32
PID 2560 wrote to memory of 2800	2560	processauth.exe	32
PID 2728 wrote to memory of 836	2728	taskeng.exe	33
PID 2728 wrote to memory of 836	2728	taskeng.exe	33
PID 2728 wrote to memory of 836	2728	taskeng.exe	33
PID 2728 wrote to memory of 836	2728	taskeng.exe	33
PID 836 wrote to memory of 2864	836	processauth.exe	34
PID 836 wrote to memory of 2864	836	processauth.exe	34
PID 836 wrote to memory of 2864	836	processauth.exe	34
PID 836 wrote to memory of 2864	836	processauth.exe	34
PID 836 wrote to memory of 2864	836	processauth.exe	34
PID 836 wrote to memory of 2864	836	processauth.exe	34
PID 836 wrote to memory of 2864	836	processauth.exe	34
PID 836 wrote to memory of 2864	836	processauth.exe	34
PID 836 wrote to memory of 2864	836	processauth.exe	34
PID 836 wrote to memory of 2864	836	processauth.exe	34
PID 836 wrote to memory of 2864	836	processauth.exe	34
PID 836 wrote to memory of 2864	836	processauth.exe	34
PID 2728 wrote to memory of 1656	2728	taskeng.exe	37
PID 2728 wrote to memory of 1656	2728	taskeng.exe	37
PID 2728 wrote to memory of 1656	2728	taskeng.exe	37
PID 2728 wrote to memory of 1656	2728	taskeng.exe	37
PID 2728 wrote to memory of 916	2728	taskeng.exe	38
PID 2728 wrote to memory of 916	2728	taskeng.exe	38
PID 2728 wrote to memory of 916	2728	taskeng.exe	38
PID 2728 wrote to memory of 916	2728	taskeng.exe	38

C:\Users\Admin\AppData\Local\Temp\eaf93486d42c98ffa4bfce215f82b2e8f3e74f679068e3aaa9951625c778479e.exe
"C:\Users\Admin\AppData\Local\Temp\eaf93486d42c98ffa4bfce215f82b2e8f3e74f679068e3aaa9951625c778479e.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2060
- C:\Users\Admin\AppData\Roaming\jspollgenerator\processauth.exe
  "C:\Users\Admin\AppData\Roaming\jspollgenerator\processauth.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2560
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2800

C:\Windows\system32\taskeng.exe
taskeng.exe {836140C3-BFC9-4F44-A0F6-6738408DB11E} S-1-5-21-3502430532-24693940-2469786940-1000:PSBQWFYT\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2728
- C:\Users\Admin\AppData\Roaming\jspollgenerator\processauth.exe
  C:\Users\Admin\AppData\Roaming\jspollgenerator\processauth.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:836
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"
    3⤵
    PID:2864
- C:\Users\Admin\AppData\Roaming\jspollgenerator\processauth.exe
  C:\Users\Admin\AppData\Roaming\jspollgenerator\processauth.exe
  2⤵
  - Executes dropped EXE
  PID:1656
- C:\Users\Admin\AppData\Roaming\jspollgenerator\processauth.exe
  C:\Users\Admin\AppData\Roaming\jspollgenerator\processauth.exe
  2⤵
  - Executes dropped EXE
  PID:916

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\CabB82A.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Roaming\jspollgenerator\processauth.exe.config

Filesize
357B

MD5
a2b76cea3a59fa9af5ea21ff68139c98

SHA1
35d76475e6a54c168f536e30206578babff58274

SHA256
f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839

SHA512
b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad

Download Submit
\Users\Admin\AppData\Roaming\jspollgenerator\processauth.exe

Filesize
3.0MB

MD5
f52e162c2cd39d10b762a0631aac52b4

SHA1
1b8ba9247146546c9dc4010b07cb2ac2dd60ce7e

SHA256
eaf93486d42c98ffa4bfce215f82b2e8f3e74f679068e3aaa9951625c778479e

SHA512
5d54397af1322728a5b4fe1421683f35782b7b6cad93296733e5dcfe4708754d31a90211e0a45e59997fa5728e10e109f69d959e598338528de20dd14bb4b223

Download Submit
memory/2060-2-0x00000000002C0000-0x00000000002CE000-memory.dmp

Filesize
56KB

Download
memory/2060-4-0x0000000000700000-0x000000000075C000-memory.dmp

Filesize
368KB

Download
memory/2060-5-0x0000000000490000-0x00000000004A2000-memory.dmp

Filesize
72KB

Download
memory/2060-3-0x0000000073EC0000-0x00000000745AE000-memory.dmp

Filesize
6.9MB

Download
memory/2060-16-0x0000000073EC0000-0x00000000745AE000-memory.dmp

Filesize
6.9MB

Download
memory/2060-1-0x0000000001220000-0x000000000151E000-memory.dmp

Filesize
3.0MB

Download
memory/2060-0-0x0000000073ECE000-0x0000000073ECF000-memory.dmp

Filesize
4KB

Download
memory/2560-33-0x0000000073EC0000-0x00000000745AE000-memory.dmp

Filesize
6.9MB

Download
memory/2560-15-0x0000000073EC0000-0x00000000745AE000-memory.dmp

Filesize
6.9MB

Download
memory/2560-18-0x0000000000FC0000-0x00000000012BE000-memory.dmp

Filesize
3.0MB

Download
memory/2560-19-0x0000000073EC0000-0x00000000745AE000-memory.dmp

Filesize
6.9MB

Download
memory/2560-20-0x0000000000590000-0x00000000005DE000-memory.dmp

Filesize
312KB

Download
memory/2800-29-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2800-32-0x0000000000400000-0x00000000006FE000-memory.dmp

Filesize
3.0MB

Download
memory/2800-31-0x0000000000400000-0x00000000006FE000-memory.dmp

Filesize
3.0MB

Download
memory/2800-27-0x0000000000400000-0x00000000006FE000-memory.dmp

Filesize
3.0MB

Download
memory/2800-25-0x0000000000400000-0x00000000006FE000-memory.dmp

Filesize
3.0MB

Download
memory/2800-23-0x0000000000400000-0x00000000006FE000-memory.dmp

Filesize
3.0MB

Download
memory/2800-30-0x0000000000400000-0x00000000006FE000-memory.dmp

Filesize
3.0MB

Download
memory/2800-47-0x0000000000900000-0x0000000000918000-memory.dmp

Filesize
96KB

Download
memory/2800-48-0x0000000000A60000-0x0000000000A70000-memory.dmp

Filesize
64KB

Download
memory/2800-21-0x0000000000400000-0x00000000006FE000-memory.dmp

Filesize
3.0MB

Download
memory/2800-65-0x00000000023E0000-0x00000000023EE000-memory.dmp

Filesize
56KB

Download
memory/2800-66-0x0000000004A90000-0x0000000004A92000-memory.dmp

Filesize
8KB

Download
memory/2864-43-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download