xworm | 8f5d17c2f22abdecfe0a7ee5d656951f0bd783988990c9df517c03b83157a73f

General

Target

order_document_sheet#PO35642.js
Size

576KB
MD5

da2a00db4ad85a7c84c8e3bdd158ed5b
SHA1

fac36df9615e08267ca51c5c32db76b5d5a3b047
SHA256

0ffef02908f711dc3b01b83a439e2aeaafa58b021a4c930ed47772e6d958931e
SHA512

e09e36d25ccbc7b443c215adcd013c40da9d78c82ae479326c4f92b8fabc26b8fa3f6c937fdd2b717f37330999d03928c02cd98ba0c0987245e9118770976e66
SSDEEP

12288:p68zPt15vj0FBKG5UmvOvhdvHVJwvPRjgTC7oS8Qo/A5Ih:p68zPRIFBOdvHvwXyTC7o5bh

Score

10^/10

xworm execution rat trojan

Malware Config

Extracted

Family

xworm

Version

5.0

C2

107.175.101.198:7000

Mutex

dvNrQCwanoQ9ouuD

Attributes

install_file
USB.exe

aes.plain

Signatures

Detect Xworm Payload 1 IoCs

resource	yara_rule
behavioral2/memory/4724-51-0x0000000000400000-0x000000000040E000-memory.dmp	family_xworm

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

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
3304	powershell.exe
1984	powershell.exe

Checks computer location settings 2 TTPs 2 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-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation	wscript.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation	order_document_sheet#PO35642.exe

Executes dropped EXE 2 IoCs

pid	Process
3024	order_document_sheet#PO35642.exe
4724	order_document_sheet#PO35642.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3024 set thread context of 4724	3024	order_document_sheet#PO35642.exe	92

Command and Scripting Interpreter: JavaScript 1 TTPs
execution

JavaScript
T1059.007
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2764	schtasks.exe

Suspicious behavior: EnumeratesProcesses 11 IoCs

pid	Process
3024	order_document_sheet#PO35642.exe
3024	order_document_sheet#PO35642.exe
3024	order_document_sheet#PO35642.exe
3024	order_document_sheet#PO35642.exe
3024	order_document_sheet#PO35642.exe
3024	order_document_sheet#PO35642.exe
3304	powershell.exe
1984	powershell.exe
3304	powershell.exe
3024	order_document_sheet#PO35642.exe
1984	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	3024	order_document_sheet#PO35642.exe
Token: SeDebugPrivilege	3304	powershell.exe
Token: SeDebugPrivilege	1984	powershell.exe
Token: SeDebugPrivilege	4724	order_document_sheet#PO35642.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 1584 wrote to memory of 3024	1584	wscript.exe	82
PID 1584 wrote to memory of 3024	1584	wscript.exe	82
PID 1584 wrote to memory of 3024	1584	wscript.exe	82
PID 3024 wrote to memory of 3304	3024	order_document_sheet#PO35642.exe	86
PID 3024 wrote to memory of 3304	3024	order_document_sheet#PO35642.exe	86
PID 3024 wrote to memory of 3304	3024	order_document_sheet#PO35642.exe	86
PID 3024 wrote to memory of 1984	3024	order_document_sheet#PO35642.exe	88
PID 3024 wrote to memory of 1984	3024	order_document_sheet#PO35642.exe	88
PID 3024 wrote to memory of 1984	3024	order_document_sheet#PO35642.exe	88
PID 3024 wrote to memory of 2764	3024	order_document_sheet#PO35642.exe	90
PID 3024 wrote to memory of 2764	3024	order_document_sheet#PO35642.exe	90
PID 3024 wrote to memory of 2764	3024	order_document_sheet#PO35642.exe	90
PID 3024 wrote to memory of 4724	3024	order_document_sheet#PO35642.exe	92
PID 3024 wrote to memory of 4724	3024	order_document_sheet#PO35642.exe	92
PID 3024 wrote to memory of 4724	3024	order_document_sheet#PO35642.exe	92
PID 3024 wrote to memory of 4724	3024	order_document_sheet#PO35642.exe	92
PID 3024 wrote to memory of 4724	3024	order_document_sheet#PO35642.exe	92
PID 3024 wrote to memory of 4724	3024	order_document_sheet#PO35642.exe	92
PID 3024 wrote to memory of 4724	3024	order_document_sheet#PO35642.exe	92
PID 3024 wrote to memory of 4724	3024	order_document_sheet#PO35642.exe	92

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\order_document_sheet#PO35642.js
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1584
- C:\Users\Admin\AppData\Local\Temp\order_document_sheet#PO35642.exe
  "C:\Users\Admin\AppData\Local\Temp\order_document_sheet#PO35642.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3024
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\order_document_sheet#PO35642.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3304
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\hmpDqhdDQk.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1984
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\hmpDqhdDQk" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE000.tmp"
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:2764
- - C:\Users\Admin\AppData\Local\Temp\order_document_sheet#PO35642.exe
    "C:\Users\Admin\AppData\Local\Temp\order_document_sheet#PO35642.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    PID:4724

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

2

T1059

JavaScript

1

T1059.007

PowerShell

1

T1059.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
968cb9309758126772781b83adb8a28f

SHA1
8da30e71accf186b2ba11da1797cf67f8f78b47c

SHA256
92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

SHA512
4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
18KB

MD5
0b88e4fd7c9a97b290cc24dfa4170818

SHA1
fb4627e105ca824ce58adb064210464907168bad

SHA256
2cf86a5639643a3f04a4faa207d2ec4e4f970ca26b4464901b7d1ebadeedbe0b

SHA512
8c7458940939807e24d08a5c6f256831ff8fd86d5ef3addd760b48b42b58255fca58680339b66faabc4a4ddef4b7e042f2c594a59ac853188289a368969c1a44

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_hyv4xaus.pnb.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\order_document_sheet#PO35642.exe

Filesize
432KB

MD5
22269c9e26e7aa5d4168bb2b7acad1b3

SHA1
9c18f20bceeeb671f745458b4bf4f8d217a84173

SHA256
0ca04624018e1b0234ad520ab681fc7357f5dc1b537f860fc9a4849b4c207b11

SHA512
a3c0a97eed520fb5bd6578b48bf8992fd62ae913eb5b3940423800a2f913614b5c7eb39d0fd038f4edd98aa5512a16dabcc5f8c601ac93260af8d91dd9350e17

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpE000.tmp

Filesize
1KB

MD5
9b873a08c845d28ef133c5eca26c933c

SHA1
3f275d6640aedc4a7b94aefc4ebf6b526b0ab1ea

SHA256
f5fead25a6ec33adf70b9c9d9760e9dc9ce72c77a1b4cd74fafeecac82fbce37

SHA512
adb374cc392bb0e78ed4dabf0528cb6b189d9c6fd1d0f771327baf693cd101c44a8ceaa5c1fe19c5be0f3a42b28c101ad341adc752708e0548a623666b1fd9fd

Download Submit
memory/1984-80-0x00000000076B0000-0x0000000007753000-memory.dmp

Filesize
652KB

Download
memory/1984-82-0x00000000077E0000-0x00000000077FA000-memory.dmp

Filesize
104KB

Download
memory/1984-58-0x0000000006AA0000-0x0000000006AD2000-memory.dmp

Filesize
200KB

Download
memory/1984-69-0x0000000007490000-0x00000000074AE000-memory.dmp

Filesize
120KB

Download
memory/1984-59-0x00000000750C0000-0x000000007510C000-memory.dmp

Filesize
304KB

Download
memory/1984-83-0x0000000007850000-0x000000000785A000-memory.dmp

Filesize
40KB

Download
memory/1984-86-0x0000000007A10000-0x0000000007A1E000-memory.dmp

Filesize
56KB

Download
memory/1984-45-0x0000000005EB0000-0x0000000006204000-memory.dmp

Filesize
3.3MB

Download
memory/3024-20-0x0000000006A10000-0x0000000006A1C000-memory.dmp

Filesize
48KB

Download
memory/3024-18-0x0000000005BC0000-0x0000000005BD2000-memory.dmp

Filesize
72KB

Download
memory/3024-11-0x000000007481E000-0x000000007481F000-memory.dmp

Filesize
4KB

Download
memory/3024-12-0x0000000000D20000-0x0000000000D92000-memory.dmp

Filesize
456KB

Download
memory/3024-13-0x0000000005C40000-0x00000000061E4000-memory.dmp

Filesize
5.6MB

Download
memory/3024-14-0x0000000005780000-0x0000000005812000-memory.dmp

Filesize
584KB

Download
memory/3024-21-0x0000000006A30000-0x0000000006A80000-memory.dmp

Filesize
320KB

Download
memory/3024-52-0x000000007481E000-0x000000007481F000-memory.dmp

Filesize
4KB

Download
memory/3024-16-0x0000000074810000-0x0000000074FC0000-memory.dmp

Filesize
7.7MB

Download
memory/3024-55-0x0000000074810000-0x0000000074FC0000-memory.dmp

Filesize
7.7MB

Download
memory/3024-15-0x0000000005940000-0x000000000594A000-memory.dmp

Filesize
40KB

Download
memory/3024-17-0x00000000059F0000-0x0000000005A8C000-memory.dmp

Filesize
624KB

Download
memory/3024-19-0x0000000006A00000-0x0000000006A08000-memory.dmp

Filesize
32KB

Download
memory/3304-26-0x00000000050B0000-0x00000000050E6000-memory.dmp

Filesize
216KB

Download
memory/3304-84-0x0000000007BF0000-0x0000000007C86000-memory.dmp

Filesize
600KB

Download
memory/3304-70-0x00000000750C0000-0x000000007510C000-memory.dmp

Filesize
304KB

Download
memory/3304-56-0x0000000006640000-0x000000000665E000-memory.dmp

Filesize
120KB

Download
memory/3304-30-0x0000000005ED0000-0x0000000005F36000-memory.dmp

Filesize
408KB

Download
memory/3304-81-0x0000000007FC0000-0x000000000863A000-memory.dmp

Filesize
6.5MB

Download
memory/3304-57-0x0000000006680000-0x00000000066CC000-memory.dmp

Filesize
304KB

Download
memory/3304-87-0x0000000007BB0000-0x0000000007BC4000-memory.dmp

Filesize
80KB

Download
memory/3304-29-0x0000000005E60000-0x0000000005EC6000-memory.dmp

Filesize
408KB

Download
memory/3304-27-0x0000000005790000-0x0000000005DB8000-memory.dmp

Filesize
6.2MB

Download
memory/3304-85-0x0000000007B70000-0x0000000007B81000-memory.dmp

Filesize
68KB

Download
memory/3304-88-0x0000000007CB0000-0x0000000007CCA000-memory.dmp

Filesize
104KB

Download
memory/3304-89-0x0000000007C90000-0x0000000007C98000-memory.dmp

Filesize
32KB

Download
memory/3304-28-0x0000000005DC0000-0x0000000005DE2000-memory.dmp

Filesize
136KB

Download
memory/4724-51-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads