xworm | 7f1764a28d27f381701d9254166241607a37a02eb2fe80d682baf15236da5b7e

Analysis

max time kernel
145s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20250217-en
resource tags

arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
submitted
03/03/2025, 07:44

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General

Target

UPS tracking details.exe
Size

851KB
MD5

28badf3eb1aa6ce975fee86e6ec1dc14
SHA1

8f19c7dbdde308e463b0412d73ea7083b1bcc816
SHA256

7f1764a28d27f381701d9254166241607a37a02eb2fe80d682baf15236da5b7e
SHA512

eb5da8590065d4a289c75c4f3d3124ecc854398a7e846ddb2c2aec5d136817e393ce8881c539b08d0f3eee79e56ccab5dbe0e57054eccbe97769189cc73f356e
SSDEEP

12288:vWMnQ1Kfk7AEYQCJSsFlsIQfYl2N3qWkj9d/qArFK6eNXwC94EBTR+:uj7AEYQCQaKbA63+jPqAUNXjBBT0

Score

10^/10

xworm discovery rat trojan

Malware Config

Extracted

Family

xworm

Version

5.0

Mutex

56TvElZMbqDoRvU7

Attributes

install_file
USB.exe

aes.plain

Signatures

Detect Xworm Payload 1 IoCs

resource	yara_rule
behavioral2/memory/2720-1351-0x00000000001E0000-0x00000000001EE000-memory.dmp	family_xworm

Suspicious use of NtCreateUserProcessOtherParentProcess 2 IoCs

description	pid	Process	procid_target
PID 1060 created 3556	1060	UPS tracking details.exe	56
PID 3988 created 3556	3988	bntmwe.exe	56

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

Checks computer location settings 2 TTPs 1 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-1-5-21-1161330783-2912525651-1278508834-1000\Control Panel\International\Geo\Nation	UPS tracking details.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Remaining.vbs	UPS tracking details.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Remaining.vbs	bntmwe.exe

Executes dropped EXE 2 IoCs

pid	Process
3988	bntmwe.exe
844	bntmwe.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1060 set thread context of 2720	1060	UPS tracking details.exe	94
PID 3988 set thread context of 844	3988	bntmwe.exe	105

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 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	bntmwe.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	UPS tracking details.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	UPS tracking details.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1060	UPS tracking details.exe
1060	UPS tracking details.exe
1060	UPS tracking details.exe
3988	bntmwe.exe
3988	bntmwe.exe
3988	bntmwe.exe
844	bntmwe.exe
844	bntmwe.exe
844	bntmwe.exe
844	bntmwe.exe
844	bntmwe.exe
844	bntmwe.exe
844	bntmwe.exe
844	bntmwe.exe
844	bntmwe.exe
844	bntmwe.exe
844	bntmwe.exe
844	bntmwe.exe
844	bntmwe.exe
844	bntmwe.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	1060	UPS tracking details.exe
Token: SeDebugPrivilege	1060	UPS tracking details.exe
Token: SeDebugPrivilege	2720	UPS tracking details.exe
Token: SeDebugPrivilege	3988	bntmwe.exe
Token: SeDebugPrivilege	3988	bntmwe.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1060 wrote to memory of 2720	1060	UPS tracking details.exe	94
PID 1060 wrote to memory of 2720	1060	UPS tracking details.exe	94
PID 1060 wrote to memory of 2720	1060	UPS tracking details.exe	94
PID 1060 wrote to memory of 2720	1060	UPS tracking details.exe	94
PID 1060 wrote to memory of 2720	1060	UPS tracking details.exe	94
PID 1060 wrote to memory of 2720	1060	UPS tracking details.exe	94
PID 1060 wrote to memory of 2720	1060	UPS tracking details.exe	94
PID 1060 wrote to memory of 2720	1060	UPS tracking details.exe	94
PID 2720 wrote to memory of 3988	2720	UPS tracking details.exe	104
PID 2720 wrote to memory of 3988	2720	UPS tracking details.exe	104
PID 2720 wrote to memory of 3988	2720	UPS tracking details.exe	104
PID 3988 wrote to memory of 844	3988	bntmwe.exe	105
PID 3988 wrote to memory of 844	3988	bntmwe.exe	105
PID 3988 wrote to memory of 844	3988	bntmwe.exe	105
PID 3988 wrote to memory of 844	3988	bntmwe.exe	105
PID 3988 wrote to memory of 844	3988	bntmwe.exe	105
PID 3988 wrote to memory of 844	3988	bntmwe.exe	105

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3556
- C:\Users\Admin\AppData\Local\Temp\UPS tracking details.exe
  "C:\Users\Admin\AppData\Local\Temp\UPS tracking details.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - Drops startup file
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1060
- C:\Users\Admin\AppData\Local\Temp\UPS tracking details.exe
  "C:\Users\Admin\AppData\Local\Temp\UPS tracking details.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2720
- - C:\Users\Admin\AppData\Local\Temp\bntmwe.exe
    "C:\Users\Admin\AppData\Local\Temp\bntmwe.exe"
    3⤵
    - Suspicious use of NtCreateUserProcessOtherParentProcess
    - Drops startup file
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:3988
- C:\Users\Admin\AppData\Local\Temp\bntmwe.exe
  "C:\Users\Admin\AppData\Local\Temp\bntmwe.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  PID:844

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\bntmwe.exe

Filesize
851KB

MD5
c0a50e2d3eeaea373b5a9f5b029b7487

SHA1
118a21295bfa0e6f6aad3ef8dffed967028872c8

SHA256
5ed36ab3f8243cc7adcbae0f26759e1877643b553e744f800e3dc3561a315586

SHA512
35e14aa13c2f01bf85f756ca81b5f6de7f3665830ad919772efd6128a082d476c8cfe5a7b8d659d10aaae7fba7a704e99ec3059c8c477a2970f68cc241f765f2

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Remaining.vbs

Filesize
84B

MD5
653f5c1d2324fc1b05ef57c9cbb50aef

SHA1
211d276ced44ccb913c6dc3b0c105ec9ba05a1ba

SHA256
6d5c05293e79f123a27b49d29ecba56c92906d7011659d088e52fe4267cb434b

SHA512
7da31cc32d8b45c18819c1c13166a22c4909ff602ff7ae1658b295360d823dc6b2ef6a00f5fda5b21e037dfff7627dce8126eb6c366ac443755fa63f9407bee7

Download Submit
\??\c:\users\admin\appdata\roaming\remaining.exe

Filesize
192KB

MD5
9834ceb914fd2fb76879ffd998eda169

SHA1
888e9a99ea850fb7ac91c846d1250e4b186dcb67

SHA256
bbb5afbcbff454872d04b0b800798cf615418143c48988cc3e003762cd7800a0

SHA512
29fa5038a3ac4d3939d73bd09cbcaf510aefdc1d97ea7c9b657d4a61d1f79d0013265181851bd026ad85b08b85ecadd2ba6ba620b9d20a4269d1902b79e90669

Download Submit
memory/1060-67-0x0000000005770000-0x000000000586B000-memory.dmp

Filesize
1004KB

Download
memory/1060-63-0x0000000005770000-0x000000000586B000-memory.dmp

Filesize
1004KB

Download
memory/1060-6-0x0000000005E20000-0x00000000063C4000-memory.dmp

Filesize
5.6MB

Download
memory/1060-7-0x0000000005970000-0x0000000005A02000-memory.dmp

Filesize
584KB

Download
memory/1060-35-0x0000000005770000-0x000000000586B000-memory.dmp

Filesize
1004KB

Download
memory/1060-53-0x0000000005770000-0x000000000586B000-memory.dmp

Filesize
1004KB

Download
memory/1060-55-0x0000000005770000-0x000000000586B000-memory.dmp

Filesize
1004KB

Download
memory/1060-51-0x0000000005770000-0x000000000586B000-memory.dmp

Filesize
1004KB

Download
memory/1060-49-0x0000000005770000-0x000000000586B000-memory.dmp

Filesize
1004KB

Download
memory/1060-47-0x0000000005770000-0x000000000586B000-memory.dmp

Filesize
1004KB

Download
memory/1060-45-0x0000000005770000-0x000000000586B000-memory.dmp

Filesize
1004KB

Download
memory/1060-43-0x0000000005770000-0x000000000586B000-memory.dmp

Filesize
1004KB

Download
memory/1060-41-0x0000000005770000-0x000000000586B000-memory.dmp

Filesize
1004KB

Download
memory/1060-39-0x0000000005770000-0x000000000586B000-memory.dmp

Filesize
1004KB

Download
memory/1060-37-0x0000000005770000-0x000000000586B000-memory.dmp

Filesize
1004KB

Download
memory/1060-29-0x0000000005770000-0x000000000586B000-memory.dmp

Filesize
1004KB

Download
memory/1060-27-0x0000000005770000-0x000000000586B000-memory.dmp

Filesize
1004KB

Download
memory/1060-25-0x0000000005770000-0x000000000586B000-memory.dmp

Filesize
1004KB

Download
memory/1060-23-0x0000000005770000-0x000000000586B000-memory.dmp

Filesize
1004KB

Download
memory/1060-33-0x0000000005770000-0x000000000586B000-memory.dmp

Filesize
1004KB

Download
memory/1060-31-0x0000000005770000-0x000000000586B000-memory.dmp

Filesize
1004KB

Download
memory/1060-21-0x0000000005770000-0x000000000586B000-memory.dmp

Filesize
1004KB

Download
memory/1060-19-0x0000000005770000-0x000000000586B000-memory.dmp

Filesize
1004KB

Download
memory/1060-17-0x0000000005770000-0x000000000586B000-memory.dmp

Filesize
1004KB

Download
memory/1060-15-0x0000000005770000-0x000000000586B000-memory.dmp

Filesize
1004KB

Download
memory/1060-13-0x0000000005770000-0x000000000586B000-memory.dmp

Filesize
1004KB

Download
memory/1060-12-0x0000000005770000-0x000000000586B000-memory.dmp

Filesize
1004KB

Download
memory/1060-10-0x0000000005770000-0x000000000586B000-memory.dmp

Filesize
1004KB

Download
memory/1060-8-0x0000000005770000-0x000000000586B000-memory.dmp

Filesize
1004KB

Download
memory/1060-61-0x0000000005770000-0x000000000586B000-memory.dmp

Filesize
1004KB

Download
memory/1060-71-0x0000000005770000-0x000000000586B000-memory.dmp

Filesize
1004KB

Download
memory/1060-69-0x0000000005770000-0x000000000586B000-memory.dmp

Filesize
1004KB

Download
memory/1060-59-0x0000000005770000-0x000000000586B000-memory.dmp

Filesize
1004KB

Download
memory/1060-0-0x0000000074A0E000-0x0000000074A0F000-memory.dmp

Filesize
4KB

Download
memory/1060-3-0x0000000074A00000-0x00000000751B0000-memory.dmp

Filesize
7.7MB

Download
memory/1060-65-0x0000000005770000-0x000000000586B000-memory.dmp

Filesize
1004KB

Download
memory/1060-1349-0x0000000074A00000-0x00000000751B0000-memory.dmp

Filesize
7.7MB

Download
memory/1060-5-0x0000000005770000-0x0000000005870000-memory.dmp

Filesize
1024KB

Download
memory/1060-1330-0x0000000074A00000-0x00000000751B0000-memory.dmp

Filesize
7.7MB

Download
memory/1060-1332-0x0000000005D30000-0x0000000005D88000-memory.dmp

Filesize
352KB

Download
memory/1060-1333-0x00000000063D0000-0x000000000641C000-memory.dmp

Filesize
304KB

Download
memory/1060-1331-0x0000000005B60000-0x0000000005BBC000-memory.dmp

Filesize
368KB

Download
memory/1060-1335-0x0000000074A00000-0x00000000751B0000-memory.dmp

Filesize
7.7MB

Download
memory/1060-1334-0x0000000074A0E000-0x0000000074A0F000-memory.dmp

Filesize
4KB

Download
memory/1060-1336-0x0000000074A00000-0x00000000751B0000-memory.dmp

Filesize
7.7MB

Download
memory/1060-1337-0x0000000074A00000-0x00000000751B0000-memory.dmp

Filesize
7.7MB

Download
memory/1060-1338-0x0000000006480000-0x00000000064D4000-memory.dmp

Filesize
336KB

Download
memory/1060-1346-0x0000000074A00000-0x00000000751B0000-memory.dmp

Filesize
7.7MB

Download
memory/1060-1344-0x0000000074A00000-0x00000000751B0000-memory.dmp

Filesize
7.7MB

Download
memory/1060-57-0x0000000005770000-0x000000000586B000-memory.dmp

Filesize
1004KB

Download
memory/1060-1-0x0000000000460000-0x000000000053C000-memory.dmp

Filesize
880KB

Download
memory/1060-2-0x0000000074A00000-0x00000000751B0000-memory.dmp

Filesize
7.7MB

Download
memory/1060-1348-0x0000000074A00000-0x00000000751B0000-memory.dmp

Filesize
7.7MB

Download
memory/1060-4-0x0000000004E30000-0x0000000004E3A000-memory.dmp

Filesize
40KB

Download
memory/2720-1353-0x0000000074A00000-0x00000000751B0000-memory.dmp

Filesize
7.7MB

Download
memory/2720-1354-0x0000000074A00000-0x00000000751B0000-memory.dmp

Filesize
7.7MB

Download
memory/2720-1355-0x0000000074A00000-0x00000000751B0000-memory.dmp

Filesize
7.7MB

Download
memory/2720-1356-0x0000000005170000-0x00000000051D6000-memory.dmp

Filesize
408KB

Download
memory/2720-1352-0x0000000004970000-0x0000000004A0C000-memory.dmp

Filesize
624KB

Download
memory/2720-1351-0x00000000001E0000-0x00000000001EE000-memory.dmp

Filesize
56KB

Download
memory/2720-1350-0x0000000074A00000-0x00000000751B0000-memory.dmp

Filesize
7.7MB

Download
memory/3988-1372-0x00000000057F0000-0x0000000005932000-memory.dmp

Filesize
1.3MB

Download
memory/3988-1370-0x0000000074A00000-0x00000000751B0000-memory.dmp

Filesize
7.7MB

Download
memory/3988-1371-0x0000000002A30000-0x0000000002A3A000-memory.dmp

Filesize
40KB

Download
memory/3988-2695-0x0000000005AF0000-0x0000000005B8C000-memory.dmp

Filesize
624KB

Download
memory/3988-2696-0x0000000005CE0000-0x0000000005D78000-memory.dmp

Filesize
608KB

Download
memory/3988-2697-0x0000000074A00000-0x00000000751B0000-memory.dmp

Filesize
7.7MB

Download
memory/3988-2698-0x0000000074A00000-0x00000000751B0000-memory.dmp

Filesize
7.7MB

Download
memory/3988-1368-0x00000000005B0000-0x000000000068C000-memory.dmp

Filesize
880KB

Download
memory/3988-1369-0x0000000074A00000-0x00000000751B0000-memory.dmp

Filesize
7.7MB

Download
memory/3988-2709-0x0000000074A00000-0x00000000751B0000-memory.dmp

Filesize
7.7MB

Download