orcus | 15d88d764e250811aa732e0701750d55f3fd11f75056903ccb94bf27968d03eb

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
22-06-2024 01:11

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General

Target

15d88d764e250811aa732e0701750d55f3fd11f75056903ccb94bf27968d03eb.exe
Size

925KB
MD5

b9a84f98df94f26cab89798581b52290
SHA1

3c6d235e3749fff4fbff499e376205fd2a320ff1
SHA256

15d88d764e250811aa732e0701750d55f3fd11f75056903ccb94bf27968d03eb
SHA512

021c36275cc1067316bdc8b63aa2c32e1e702ba2b762999f1edfbd99f434d92380aa5305223276c13a09d0db9a7ccd20641421427b09a3934ed04ef5f83b0443
SSDEEP

24576:OQA4MROxnFE3giSrrcI0AilFEvxHPYoo0:O2MiujSrrcI0AilFEvxHP

Score

10^/10

orcus rat spyware stealer

Malware Config

Extracted

Family

orcus

prozo12323-64076.portmap.io:64076

Mutex

256836d842d04ff78c5dbd9782a53af4

Attributes

autostart_method
TaskScheduler
enable_keylogger
false
install_path
%programfiles%\Microsoft\Microsoft_Edge.exe
reconnect_delay
10000
registry_keyname
Microsoft_Edge
taskscheduler_taskname
Microsoft_Edge.exe
watchdog_path
AppData\Microsoft_Edge.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
behavioral2/files/0x0007000000023412-48.dat	family_orcus

Orcurs Rat Executable 2 IoCs

resource	yara_rule
behavioral2/memory/3352-1-0x0000000000C00000-0x0000000000CEE000-memory.dmp	orcus
behavioral2/files/0x0007000000023412-48.dat	orcus

Checks computer location settings 2 TTPs 3 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation	Microsoft_Edge.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation	15d88d764e250811aa732e0701750d55f3fd11f75056903ccb94bf27968d03eb.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation	Microsoft_Edge.exe

Executes dropped EXE 6 IoCs

pid	Process
4544	WindowsInput.exe
2896	WindowsInput.exe
888	Microsoft_Edge.exe
2352	Microsoft_Edge.exe
1288	Microsoft_Edge.exe
4564	Microsoft_Edge.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\WindowsInput.exe	15d88d764e250811aa732e0701750d55f3fd11f75056903ccb94bf27968d03eb.exe
File created	C:\Windows\SysWOW64\WindowsInput.exe.config	15d88d764e250811aa732e0701750d55f3fd11f75056903ccb94bf27968d03eb.exe
File created	C:\Windows\SysWOW64\WindowsInput.InstallState	WindowsInput.exe

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Microsoft\Microsoft_Edge.exe	15d88d764e250811aa732e0701750d55f3fd11f75056903ccb94bf27968d03eb.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Microsoft_Edge.exe	15d88d764e250811aa732e0701750d55f3fd11f75056903ccb94bf27968d03eb.exe
File created	C:\Program Files (x86)\Microsoft\Microsoft_Edge.exe.config	15d88d764e250811aa732e0701750d55f3fd11f75056903ccb94bf27968d03eb.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
888	Microsoft_Edge.exe
888	Microsoft_Edge.exe
888	Microsoft_Edge.exe
4564	Microsoft_Edge.exe
4564	Microsoft_Edge.exe
4564	Microsoft_Edge.exe
888	Microsoft_Edge.exe
4564	Microsoft_Edge.exe
888	Microsoft_Edge.exe
4564	Microsoft_Edge.exe
888	Microsoft_Edge.exe
4564	Microsoft_Edge.exe
888	Microsoft_Edge.exe
4564	Microsoft_Edge.exe
888	Microsoft_Edge.exe
4564	Microsoft_Edge.exe
888	Microsoft_Edge.exe
4564	Microsoft_Edge.exe
888	Microsoft_Edge.exe
4564	Microsoft_Edge.exe
888	Microsoft_Edge.exe
4564	Microsoft_Edge.exe
888	Microsoft_Edge.exe
4564	Microsoft_Edge.exe
888	Microsoft_Edge.exe
4564	Microsoft_Edge.exe
888	Microsoft_Edge.exe
4564	Microsoft_Edge.exe
888	Microsoft_Edge.exe
4564	Microsoft_Edge.exe
888	Microsoft_Edge.exe
4564	Microsoft_Edge.exe
888	Microsoft_Edge.exe
4564	Microsoft_Edge.exe
888	Microsoft_Edge.exe
4564	Microsoft_Edge.exe
888	Microsoft_Edge.exe
4564	Microsoft_Edge.exe
888	Microsoft_Edge.exe
4564	Microsoft_Edge.exe
888	Microsoft_Edge.exe
4564	Microsoft_Edge.exe
888	Microsoft_Edge.exe
4564	Microsoft_Edge.exe
888	Microsoft_Edge.exe
4564	Microsoft_Edge.exe
888	Microsoft_Edge.exe
4564	Microsoft_Edge.exe
888	Microsoft_Edge.exe
4564	Microsoft_Edge.exe
888	Microsoft_Edge.exe
4564	Microsoft_Edge.exe
888	Microsoft_Edge.exe
4564	Microsoft_Edge.exe
888	Microsoft_Edge.exe
4564	Microsoft_Edge.exe
888	Microsoft_Edge.exe
4564	Microsoft_Edge.exe
888	Microsoft_Edge.exe
4564	Microsoft_Edge.exe
888	Microsoft_Edge.exe
4564	Microsoft_Edge.exe
888	Microsoft_Edge.exe
4564	Microsoft_Edge.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	888	Microsoft_Edge.exe
Token: SeDebugPrivilege	1288	Microsoft_Edge.exe
Token: SeDebugPrivilege	4564	Microsoft_Edge.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3352 wrote to memory of 4544	3352	15d88d764e250811aa732e0701750d55f3fd11f75056903ccb94bf27968d03eb.exe	82
PID 3352 wrote to memory of 4544	3352	15d88d764e250811aa732e0701750d55f3fd11f75056903ccb94bf27968d03eb.exe	82
PID 3352 wrote to memory of 888	3352	15d88d764e250811aa732e0701750d55f3fd11f75056903ccb94bf27968d03eb.exe	84
PID 3352 wrote to memory of 888	3352	15d88d764e250811aa732e0701750d55f3fd11f75056903ccb94bf27968d03eb.exe	84
PID 3352 wrote to memory of 888	3352	15d88d764e250811aa732e0701750d55f3fd11f75056903ccb94bf27968d03eb.exe	84
PID 888 wrote to memory of 1288	888	Microsoft_Edge.exe	86
PID 888 wrote to memory of 1288	888	Microsoft_Edge.exe	86
PID 888 wrote to memory of 1288	888	Microsoft_Edge.exe	86
PID 1288 wrote to memory of 4564	1288	Microsoft_Edge.exe	87
PID 1288 wrote to memory of 4564	1288	Microsoft_Edge.exe	87
PID 1288 wrote to memory of 4564	1288	Microsoft_Edge.exe	87

C:\Users\Admin\AppData\Local\Temp\15d88d764e250811aa732e0701750d55f3fd11f75056903ccb94bf27968d03eb.exe
"C:\Users\Admin\AppData\Local\Temp\15d88d764e250811aa732e0701750d55f3fd11f75056903ccb94bf27968d03eb.exe"
1⤵
- Checks computer location settings
- Drops file in System32 directory
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:3352
- C:\Windows\SysWOW64\WindowsInput.exe
  "C:\Windows\SysWOW64\WindowsInput.exe" --install
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  PID:4544
- C:\Program Files (x86)\Microsoft\Microsoft_Edge.exe
  "C:\Program Files (x86)\Microsoft\Microsoft_Edge.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:888
- - C:\Users\Admin\AppData\Roaming\Microsoft_Edge.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft_Edge.exe" /launchSelfAndExit "C:\Program Files (x86)\Microsoft\Microsoft_Edge.exe" 888 /protectFile
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:1288
  - - C:\Users\Admin\AppData\Roaming\Microsoft_Edge.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft_Edge.exe" /watchProcess "C:\Program Files (x86)\Microsoft\Microsoft_Edge.exe" 888 "/protectFile"
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:4564

C:\Windows\SysWOW64\WindowsInput.exe
"C:\Windows\SysWOW64\WindowsInput.exe"
1⤵
- Executes dropped EXE
PID:2896

C:\Program Files (x86)\Microsoft\Microsoft_Edge.exe
"C:\Program Files (x86)\Microsoft\Microsoft_Edge.exe"
1⤵
- Executes dropped EXE
PID:2352

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\Microsoft\Microsoft_Edge.exe

Filesize
925KB

MD5
b9a84f98df94f26cab89798581b52290

SHA1
3c6d235e3749fff4fbff499e376205fd2a320ff1

SHA256
15d88d764e250811aa732e0701750d55f3fd11f75056903ccb94bf27968d03eb

SHA512
021c36275cc1067316bdc8b63aa2c32e1e702ba2b762999f1edfbd99f434d92380aa5305223276c13a09d0db9a7ccd20641421427b09a3934ed04ef5f83b0443

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Microsoft_Edge.exe.log

Filesize
425B

MD5
4eaca4566b22b01cd3bc115b9b0b2196

SHA1
e743e0792c19f71740416e7b3c061d9f1336bf94

SHA256
34ba0ab8d1850e7825763f413142a333ccbc05fa2b5499a28a7d27b8a1c5b4bb

SHA512
bc2b1bf45203e3bb3009a7d37617b8f0f7ffa613680b32de2b963e39d2cf1650614d7035a0cf78f35a4f5cb17a2a439e2e07deaefd2a4275a62efd0a5c0184a1

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\err_256836d842d04ff78c5dbd9782a53af4.dat

Filesize
1KB

MD5
d688c4448049dd4c2993cace896d62db

SHA1
063525f79a5117ea0f08deb15c2d53015e68f692

SHA256
09c018a8a8a3a84ff71b65fa29ce8b34559cc2adff3c252f27be4d1590c8168b

SHA512
e52431dd26fde72eb5d7b4a3360623294d74468aefad2b0b977db90429078aa555ab48e119994bfa13f4d514eb6dd8e85b9c712e2a0658fccc906320a8eec297

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft_Edge.exe

Filesize
9KB

MD5
913967b216326e36a08010fb70f9dba3

SHA1
7b6f8c2eb5b443e03c212b85c2f0edb9c76ad2bf

SHA256
8d880758549220154d2ff4ee578f2b49527c5fb76a07d55237b61e30bcc09e3a

SHA512
c6fcb98d9fd509e9834fc3fba143bd36d41869cc104fbce5354951f0a6756156e34a30796baaa130dd45de3ed96e039ec14716716f6da4569915c7ef2d2b6c33

Download Submit
C:\Windows\SysWOW64\WindowsInput.exe

Filesize
21KB

MD5
e6fcf516d8ed8d0d4427f86e08d0d435

SHA1
c7691731583ab7890086635cb7f3e4c22ca5e409

SHA256
8dbe814359391ed6b0b5b182039008cf1d00964da9fbc4747f46242a95c24337

SHA512
c496cf8e2e222fe1e19051b291e6860f31aae39f54369c1c5e8c9758c4b56e8af904e3e536e743a0a6fdbbf8478afba4baee92e13fc1b3073376ac6bf4a7948e

Download Submit
C:\Windows\SysWOW64\WindowsInput.exe.config

Filesize
357B

MD5
a2b76cea3a59fa9af5ea21ff68139c98

SHA1
35d76475e6a54c168f536e30206578babff58274

SHA256
f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839

SHA512
b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad

Download Submit
memory/888-66-0x0000000007650000-0x000000000765A000-memory.dmp

Filesize
40KB

Download
memory/888-65-0x0000000007420000-0x0000000007430000-memory.dmp

Filesize
64KB

Download
memory/888-64-0x0000000007270000-0x0000000007288000-memory.dmp

Filesize
96KB

Download
memory/888-62-0x00000000070B0000-0x00000000070C8000-memory.dmp

Filesize
96KB

Download
memory/888-61-0x0000000007060000-0x00000000070AE000-memory.dmp

Filesize
312KB

Download
memory/1288-80-0x00000000000E0000-0x00000000000E8000-memory.dmp

Filesize
32KB

Download
memory/2896-41-0x00007FF9F65B0000-0x00007FF9F7071000-memory.dmp

Filesize
10.8MB

Download
memory/2896-84-0x00007FF9F65B0000-0x00007FF9F7071000-memory.dmp

Filesize
10.8MB

Download
memory/2896-42-0x000000001A610000-0x000000001A71A000-memory.dmp

Filesize
1.0MB

Download
memory/3352-14-0x00000000064E0000-0x000000000652C000-memory.dmp

Filesize
304KB

Download
memory/3352-12-0x0000000006440000-0x0000000006452000-memory.dmp

Filesize
72KB

Download
memory/3352-5-0x0000000005D00000-0x00000000062A4000-memory.dmp

Filesize
5.6MB

Download
memory/3352-0-0x00000000747BE000-0x00000000747BF000-memory.dmp

Filesize
4KB

Download
memory/3352-7-0x00000000057E0000-0x00000000057F2000-memory.dmp

Filesize
72KB

Download
memory/3352-1-0x0000000000C00000-0x0000000000CEE000-memory.dmp

Filesize
952KB

Download
memory/3352-9-0x0000000005C20000-0x0000000005C28000-memory.dmp

Filesize
32KB

Download
memory/3352-2-0x00000000055D0000-0x00000000055DE000-memory.dmp

Filesize
56KB

Download
memory/3352-8-0x00000000057F0000-0x00000000057F8000-memory.dmp

Filesize
32KB

Download
memory/3352-10-0x00000000063B0000-0x0000000006416000-memory.dmp

Filesize
408KB

Download
memory/3352-15-0x0000000006650000-0x000000000675A000-memory.dmp

Filesize
1.0MB

Download
memory/3352-6-0x0000000005800000-0x0000000005892000-memory.dmp

Filesize
584KB

Download
memory/3352-4-0x00000000747B0000-0x0000000074F60000-memory.dmp

Filesize
7.7MB

Download
memory/3352-58-0x00000000747B0000-0x0000000074F60000-memory.dmp

Filesize
7.7MB

Download
memory/3352-3-0x00000000056F0000-0x000000000574C000-memory.dmp

Filesize
368KB

Download
memory/3352-13-0x00000000064A0000-0x00000000064DC000-memory.dmp

Filesize
240KB

Download
memory/3352-17-0x00000000069E0000-0x0000000006A02000-memory.dmp

Filesize
136KB

Download
memory/3352-11-0x0000000006A40000-0x0000000007058000-memory.dmp

Filesize
6.1MB

Download
memory/4544-39-0x00007FF9F65B0000-0x00007FF9F7071000-memory.dmp

Filesize
10.8MB

Download
memory/4544-35-0x00007FF9F65B0000-0x00007FF9F7071000-memory.dmp

Filesize
10.8MB

Download
memory/4544-34-0x000000001AFF0000-0x000000001B02C000-memory.dmp

Filesize
240KB

Download
memory/4544-33-0x0000000000CD0000-0x0000000000CE2000-memory.dmp

Filesize
72KB

Download
memory/4544-31-0x00000000004E0000-0x00000000004EC000-memory.dmp

Filesize
48KB

Download
memory/4544-32-0x00007FF9F65B3000-0x00007FF9F65B5000-memory.dmp

Filesize
8KB

Download