xworm | 4badc43e761b7a46c9aed5a91a47605ce590b21f2a2126203cd1f264ea6eb81f

Analysis

max time kernel
128s
max time network
138s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
12-11-2024 21:55

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General

Target

4badc43e761b7a46c9aed5a91a47605ce590b21f2a2126203cd1f264ea6eb81f.exe
Size

2.7MB
MD5

ecd6e35111d8553e8c8b9a6d49120642
SHA1

f9e19739a6ec2be180eb56c95fc422d49d0d36de
SHA256

4badc43e761b7a46c9aed5a91a47605ce590b21f2a2126203cd1f264ea6eb81f
SHA512

50662478344f2079ee343499b69ba18062ba56816715baefc9f3f6a4976b26c32ea142b6b17657b03fc4b91babafa5f55fa0768309d5f8db350fca125bee3473
SSDEEP

49152:GjwzUTCh+Ha4I0ld3Ivjs+8I2m4V6PSBM3tmnWFUy1oGQhsKtAHkew6aO68:JlSaB0levem4EaBqYWfQzake

Score

10^/10

xworm rat trojan

Malware Config

Extracted

Family

xworm

85.203.4.77:7000

Attributes

Install_directory
%ProgramData%
install_file
XClient.exe

Signatures

Detect Xworm Payload 2 IoCs

resource	yara_rule
behavioral1/files/0x000d000000014348-5.dat	family_xworm
behavioral1/memory/2108-7-0x00000000013E0000-0x00000000013F8000-memory.dmp	family_xworm

Xworm
Xworm is a remote access trojan written in C#.
trojan rat xworm
Xworm family
xworm

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\XClient.lnk	svchost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\XClient.lnk	svchost.exe

Executes dropped EXE 2 IoCs

pid	Process
2108	svchost.exe
2684	Dearquiz.exe

Loads dropped DLL 1 IoCs

pid	Process
2000	4badc43e761b7a46c9aed5a91a47605ce590b21f2a2126203cd1f264ea6eb81f.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2108	svchost.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2108	svchost.exe
Token: SeDebugPrivilege	2108	svchost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2108	svchost.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2000 wrote to memory of 2108	2000	4badc43e761b7a46c9aed5a91a47605ce590b21f2a2126203cd1f264ea6eb81f.exe	30
PID 2000 wrote to memory of 2108	2000	4badc43e761b7a46c9aed5a91a47605ce590b21f2a2126203cd1f264ea6eb81f.exe	30
PID 2000 wrote to memory of 2108	2000	4badc43e761b7a46c9aed5a91a47605ce590b21f2a2126203cd1f264ea6eb81f.exe	30
PID 2000 wrote to memory of 2684	2000	4badc43e761b7a46c9aed5a91a47605ce590b21f2a2126203cd1f264ea6eb81f.exe	31
PID 2000 wrote to memory of 2684	2000	4badc43e761b7a46c9aed5a91a47605ce590b21f2a2126203cd1f264ea6eb81f.exe	31
PID 2000 wrote to memory of 2684	2000	4badc43e761b7a46c9aed5a91a47605ce590b21f2a2126203cd1f264ea6eb81f.exe	31

C:\Users\Admin\AppData\Local\Temp\4badc43e761b7a46c9aed5a91a47605ce590b21f2a2126203cd1f264ea6eb81f.exe
"C:\Users\Admin\AppData\Local\Temp\4badc43e761b7a46c9aed5a91a47605ce590b21f2a2126203cd1f264ea6eb81f.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2000
- C:\Users\Admin\svchost.exe
  "C:\Users\Admin\svchost.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2108
- C:\Users\Admin\Dearquiz.exe
  "C:\Users\Admin\Dearquiz.exe"
  2⤵
  - Executes dropped EXE
  PID:2684

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\svchost.exe

Filesize
69KB

MD5
5b77ac5d1b88f4e69b3485b65048810c

SHA1
5159298eba8bb888806d43381c2afe91574a13ff

SHA256
031264d45baafa3302be48ffcecc8c27261f1f34b21556889d76dbb34c1f7f78

SHA512
1bc510af0b94557e9b7e217178d4028320a2cf793bc61d643410572875a4d604268fd24937a5e04399b58430de3078d014ecd9acdd4aee48a27a0476cafdb024

Download Submit
\Users\Admin\Dearquiz.exe

Filesize
2.5MB

MD5
68268f230cf98d8c9494a955384e9448

SHA1
3c4c1dd67819c62f81aff206ff080084cc086196

SHA256
bbc1310c8b98f4b052e78f695abdf15113911d10d8e1db4a7a351b2957d8570e

SHA512
cf4508b363a6f3ed4caeea0a3af2719f997aab765d17389103315cdba842d852f93f6bef18bb6c9a6d15675fc2c54d485bfa6007170c5d5fff6bd9705688db41

Download Submit
memory/2000-0-0x000007FEF5EA3000-0x000007FEF5EA4000-memory.dmp

Filesize
4KB

Download
memory/2000-1-0x0000000000B40000-0x0000000000DF0000-memory.dmp

Filesize
2.7MB

Download
memory/2108-7-0x00000000013E0000-0x00000000013F8000-memory.dmp

Filesize
96KB

Download
memory/2108-13-0x000007FEF5EA0000-0x000007FEF688C000-memory.dmp

Filesize
9.9MB

Download
memory/2108-18-0x000007FEF5EA0000-0x000007FEF688C000-memory.dmp

Filesize
9.9MB

Download
memory/2108-19-0x000007FEF5EA0000-0x000007FEF688C000-memory.dmp

Filesize
9.9MB

Download
memory/2108-20-0x000007FEF5EA0000-0x000007FEF688C000-memory.dmp

Filesize
9.9MB

Download