xworm | 8834f3d9bea74033c7d66c04af98f8e73be938c30a6ee33f6bb0e03e17a2205c

Analysis

max time kernel
119s
max time network
107s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05-09-2024 12:37

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

72aa74d8a1251c3376c6346aaeb5bce0N.exe
Size

2.3MB
MD5

72aa74d8a1251c3376c6346aaeb5bce0
SHA1

54e4ba4d9e09f26f0242a6398498a6ba64e18269
SHA256

8834f3d9bea74033c7d66c04af98f8e73be938c30a6ee33f6bb0e03e17a2205c
SHA512

ecaa4edb4b9d24d6de5683436ed3f16b0bf4980d475176dd3c9581e0754282f3869a977415d9b1d478d288e7d89235320b0e7202814d7b8e39b1bf57f049918a
SSDEEP

24576:4hk6VzDDlAslzOhpvYK/P7xdyviebf+dJ03:4

Score

10^/10

xworm discovery persistence rat trojan

Malware Config

Extracted

Family

xworm

Version

5.0

orounderandudai.ddnsgeek.com:7071

Mutex

PVgn8Cl3GrFDVc8H

Attributes

install_file
USB.exe

aes.plain

Signatures

Detect Xworm Payload 2 IoCs

resource	yara_rule
behavioral1/files/0x0004000000004ed7-1085.dat	family_xworm
behavioral1/memory/4980-1092-0x00000000002E0000-0x00000000002F0000-memory.dmp	family_xworm

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

Executes dropped EXE 1 IoCs

pid	Process
4980	orounderandudai.ddnsgeek.com7071.exe

Loads dropped DLL 1 IoCs

pid	Process
1668	72aa74d8a1251c3376c6346aaeb5bce0N.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\Networks! = "C:\\Users\\Admin\\AppData\\Roaming\\Networks!.exe"	72aa74d8a1251c3376c6346aaeb5bce0N.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5028	1668	WerFault.exe	30

System Location Discovery: System Language Discovery 1 TTPs 1 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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	72aa74d8a1251c3376c6346aaeb5bce0N.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
4980	orounderandudai.ddnsgeek.com7071.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1668	72aa74d8a1251c3376c6346aaeb5bce0N.exe
4980	orounderandudai.ddnsgeek.com7071.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1668	72aa74d8a1251c3376c6346aaeb5bce0N.exe
Token: SeDebugPrivilege	1668	72aa74d8a1251c3376c6346aaeb5bce0N.exe
Token: SeDebugPrivilege	4980	orounderandudai.ddnsgeek.com7071.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4980	orounderandudai.ddnsgeek.com7071.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1668 wrote to memory of 4980	1668	72aa74d8a1251c3376c6346aaeb5bce0N.exe	31
PID 1668 wrote to memory of 4980	1668	72aa74d8a1251c3376c6346aaeb5bce0N.exe	31
PID 1668 wrote to memory of 4980	1668	72aa74d8a1251c3376c6346aaeb5bce0N.exe	31
PID 1668 wrote to memory of 4980	1668	72aa74d8a1251c3376c6346aaeb5bce0N.exe	31
PID 1668 wrote to memory of 5028	1668	72aa74d8a1251c3376c6346aaeb5bce0N.exe	32
PID 1668 wrote to memory of 5028	1668	72aa74d8a1251c3376c6346aaeb5bce0N.exe	32
PID 1668 wrote to memory of 5028	1668	72aa74d8a1251c3376c6346aaeb5bce0N.exe	32
PID 1668 wrote to memory of 5028	1668	72aa74d8a1251c3376c6346aaeb5bce0N.exe	32

C:\Users\Admin\AppData\Local\Temp\72aa74d8a1251c3376c6346aaeb5bce0N.exe
"C:\Users\Admin\AppData\Local\Temp\72aa74d8a1251c3376c6346aaeb5bce0N.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1668
- C:\Users\Admin\AppData\Local\Temp\orounderandudai.ddnsgeek.com7071.exe
  "C:\Users\Admin\AppData\Local\Temp\orounderandudai.ddnsgeek.com7071.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: AddClipboardFormatListener
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:4980
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1668 -s 952
  2⤵
  - Program crash
  PID:5028

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

\Users\Admin\AppData\Local\Temp\orounderandudai.ddnsgeek.com7071.exe

Filesize
39KB

MD5
23c59ef7531169fbfab4d04acc59c8bf

SHA1
d1830d3f41ec429087e909e5866179a0386d52d8

SHA256
fe2b4dfcbcfcf3cf380a0df51b40f840e54c60340c6087d22714c733c57f5e89

SHA512
4fed3b33b0a3641ea2462c8f467a99745c0886a49908d9ef023f1b49fc262cdab2d27ccfc819c9f2bd708f8ebe9d143af2208013f96e1915c7b5402b37216872

Download Submit
memory/1668-34-0x0000000004A50000-0x0000000004B65000-memory.dmp

Filesize
1.1MB

Download
memory/1668-1089-0x0000000001270000-0x00000000012C4000-memory.dmp

Filesize
336KB

Download
memory/1668-3-0x0000000004A50000-0x0000000004B65000-memory.dmp

Filesize
1.1MB

Download
memory/1668-4-0x0000000004A50000-0x0000000004B65000-memory.dmp

Filesize
1.1MB

Download
memory/1668-18-0x0000000004A50000-0x0000000004B65000-memory.dmp

Filesize
1.1MB

Download
memory/1668-30-0x0000000004A50000-0x0000000004B65000-memory.dmp

Filesize
1.1MB

Download
memory/1668-40-0x0000000004A50000-0x0000000004B65000-memory.dmp

Filesize
1.1MB

Download
memory/1668-54-0x0000000004A50000-0x0000000004B65000-memory.dmp

Filesize
1.1MB

Download
memory/1668-62-0x0000000004A50000-0x0000000004B65000-memory.dmp

Filesize
1.1MB

Download
memory/1668-6-0x0000000004A50000-0x0000000004B65000-memory.dmp

Filesize
1.1MB

Download
memory/1668-66-0x0000000004A50000-0x0000000004B65000-memory.dmp

Filesize
1.1MB

Download
memory/1668-64-0x0000000004A50000-0x0000000004B65000-memory.dmp

Filesize
1.1MB

Download
memory/1668-60-0x0000000004A50000-0x0000000004B65000-memory.dmp

Filesize
1.1MB

Download
memory/1668-58-0x0000000004A50000-0x0000000004B65000-memory.dmp

Filesize
1.1MB

Download
memory/1668-36-0x0000000004A50000-0x0000000004B65000-memory.dmp

Filesize
1.1MB

Download
memory/1668-52-0x0000000004A50000-0x0000000004B65000-memory.dmp

Filesize
1.1MB

Download
memory/1668-50-0x0000000004A50000-0x0000000004B65000-memory.dmp

Filesize
1.1MB

Download
memory/1668-48-0x0000000004A50000-0x0000000004B65000-memory.dmp

Filesize
1.1MB

Download
memory/1668-46-0x0000000004A50000-0x0000000004B65000-memory.dmp

Filesize
1.1MB

Download
memory/1668-44-0x0000000004A50000-0x0000000004B65000-memory.dmp

Filesize
1.1MB

Download
memory/1668-42-0x0000000004A50000-0x0000000004B65000-memory.dmp

Filesize
1.1MB

Download
memory/1668-38-0x0000000004A50000-0x0000000004B65000-memory.dmp

Filesize
1.1MB

Download
memory/1668-56-0x0000000004A50000-0x0000000004B65000-memory.dmp

Filesize
1.1MB

Download
memory/1668-2-0x0000000004A50000-0x0000000004B6C000-memory.dmp

Filesize
1.1MB

Download
memory/1668-12-0x0000000004A50000-0x0000000004B65000-memory.dmp

Filesize
1.1MB

Download
memory/1668-28-0x0000000004A50000-0x0000000004B65000-memory.dmp

Filesize
1.1MB

Download
memory/1668-26-0x0000000004A50000-0x0000000004B65000-memory.dmp

Filesize
1.1MB

Download
memory/1668-24-0x0000000004A50000-0x0000000004B65000-memory.dmp

Filesize
1.1MB

Download
memory/1668-22-0x0000000004A50000-0x0000000004B65000-memory.dmp

Filesize
1.1MB

Download
memory/1668-20-0x0000000004A50000-0x0000000004B65000-memory.dmp

Filesize
1.1MB

Download
memory/1668-16-0x0000000004A50000-0x0000000004B65000-memory.dmp

Filesize
1.1MB

Download
memory/1668-14-0x0000000004A50000-0x0000000004B65000-memory.dmp

Filesize
1.1MB

Download
memory/1668-32-0x0000000004A50000-0x0000000004B65000-memory.dmp

Filesize
1.1MB

Download
memory/1668-10-0x0000000004A50000-0x0000000004B65000-memory.dmp

Filesize
1.1MB

Download
memory/1668-8-0x0000000004A50000-0x0000000004B65000-memory.dmp

Filesize
1.1MB

Download
memory/1668-1077-0x0000000074490000-0x0000000074B7E000-memory.dmp

Filesize
6.9MB

Download
memory/1668-1078-0x0000000074490000-0x0000000074B7E000-memory.dmp

Filesize
6.9MB

Download
memory/1668-1079-0x0000000000B60000-0x0000000000BF6000-memory.dmp

Filesize
600KB

Download
memory/1668-1080-0x0000000000660000-0x00000000006AC000-memory.dmp

Filesize
304KB

Download
memory/1668-1081-0x000000007449E000-0x000000007449F000-memory.dmp

Filesize
4KB

Download
memory/1668-1082-0x0000000074490000-0x0000000074B7E000-memory.dmp

Filesize
6.9MB

Download
memory/1668-1-0x00000000012F0000-0x0000000001536000-memory.dmp

Filesize
2.3MB

Download
memory/1668-0-0x000000007449E000-0x000000007449F000-memory.dmp

Filesize
4KB

Download
memory/4980-1091-0x000007FEF5DC3000-0x000007FEF5DC4000-memory.dmp

Filesize
4KB

Download
memory/4980-1092-0x00000000002E0000-0x00000000002F0000-memory.dmp

Filesize
64KB

Download
memory/4980-1093-0x000007FEF5DC0000-0x000007FEF67AC000-memory.dmp

Filesize
9.9MB

Download
memory/4980-1094-0x000007FEF5DC3000-0x000007FEF5DC4000-memory.dmp

Filesize
4KB

Download
memory/4980-1095-0x000007FEF5DC0000-0x000007FEF67AC000-memory.dmp

Filesize
9.9MB

Download