xworm | 56b50264096dd509eefe770f619629b7ddfb45f8040c0e311670eba3235e46bf

Resubmissions

03/03/2025, 07:57

250303-jtpnrasm14 10

Analysis

max time kernel
5s
max time network
9s
platform
windows11-21h2_x64
resource
win11-20250217-en
resource tags

arch:x64arch:x86image:win11-20250217-enlocale:en-usos:windows11-21h2-x64system
submitted
03/03/2025, 07:57

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General

Target

Compiler.exe
Size

84KB
MD5

106079faae035b4188595aa4aaa8b4d5
SHA1

e0b5ac10283087a478643caf09fc8d536f9ef0c0
SHA256

56b50264096dd509eefe770f619629b7ddfb45f8040c0e311670eba3235e46bf
SHA512

134a392c301a1f67130c39a74a2aadaaca505d6d2a984d56cf8cd64712add7b2877a54a379c195be08b5c5f4c94562a724519e5744cedd80ef3bc4db09a42694
SSDEEP

1536:jM3USZ+SBzXAsim+fLV7H2XeTlRsc2O1pU7RTafZycZO1783G6+euQ/Z:jiUyzXnoB7HueTlec1U7wfZyckOt+yZ

Score

10^/10

xworm rat trojan

Malware Config

Extracted

Family

xworm

Version

3.1

197.48.109.181:8080

Attributes

Install_directory
%AppData%
install_file
Disk Driver.exe

Signatures

Detect Xworm Payload 2 IoCs

resource	yara_rule
behavioral1/files/0x0009000000025db7-6.dat	family_xworm
behavioral1/memory/1064-15-0x0000000000D30000-0x0000000000D48000-memory.dmp	family_xworm

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

Executes dropped EXE 1 IoCs

pid	Process
1064	Compiler.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
1	ip-api.com

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1064	Compiler.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 3816 wrote to memory of 1064	3816	Compiler.exe	77
PID 3816 wrote to memory of 1064	3816	Compiler.exe	77

C:\Users\Admin\AppData\Local\Temp\Compiler.exe
"C:\Users\Admin\AppData\Local\Temp\Compiler.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3816
- C:\Users\Admin\AppData\Roaming\Compiler.exe
  "C:\Users\Admin\AppData\Roaming\Compiler.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:1064

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\Microsoft\CLR_v4.0\UsageLogs\Compiler.exe.log

Filesize
654B

MD5
2cbbb74b7da1f720b48ed31085cbd5b8

SHA1
79caa9a3ea8abe1b9c4326c3633da64a5f724964

SHA256
e31b18f21621d9983bfdf1ea3e53884a9d58b8ffd79e0e5790da6f3a81a8b9d3

SHA512
ecf02d5240e0c1c005d3ab393aa7eff62bd498c2db5905157e2bf6d29e1b663228a9583950842629d1a4caef404c8941a0c7799b1a3bd1eb890a09fdb7efcff9

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

Filesize
71KB

MD5
6090b1b00079847b7ea648925901a706

SHA1
f56b83da62fd8717acb74c133f93ed3f997d75cc

SHA256
cd615e3c3897240f2fd4cff69a135627adff8cd4d20d135470c095ecd78921a4

SHA512
307d90ded05df20f3aa310cf1c911b5b6cd8000c26e7d37010ff3e91092b1e21451baac4fa0469074c0a481d714fd96b8c142aa248f9f63d6bc2621abad2b77d

Download Submit
memory/1064-15-0x0000000000D30000-0x0000000000D48000-memory.dmp

Filesize
96KB

Download
memory/1064-16-0x00007FFD254E0000-0x00007FFD25FA2000-memory.dmp

Filesize
10.8MB

Download
memory/1064-17-0x00007FFD254E0000-0x00007FFD25FA2000-memory.dmp

Filesize
10.8MB

Download
memory/1064-18-0x00007FFD254E0000-0x00007FFD25FA2000-memory.dmp

Filesize
10.8MB

Download
memory/3816-0-0x00007FFD254E3000-0x00007FFD254E5000-memory.dmp

Filesize
8KB

Download
memory/3816-1-0x0000000000EC0000-0x0000000000EDC000-memory.dmp

Filesize
112KB

Download