xworm | 0240fc167d3e9cabeb5a9e707ce52d7842e332e084bef5e22b72fc3ecd3488c0

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
08/11/2024, 06:19

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General

Target

SecuriteInfo.com.Trojan.PWS.Stealer.36948.5627.25665.exe
Size

78KB
MD5

959ac550de9dc34474a8d8b16a050cfd
SHA1

d6ad271189c5ea66b6ac3268b18c05fa26b5f0f0
SHA256

0240fc167d3e9cabeb5a9e707ce52d7842e332e084bef5e22b72fc3ecd3488c0
SHA512

2c2d837164824fc1503a022a43793e5586c08d6b6b633e7fe828289489fad4c90a7c0a9fb3f2b6de093e901e9b957670063107b06b1e1ea474335806955ab735
SSDEEP

1536:HBx2Kk3000uEZf4Tl+XbctEjt8Y50vuzsB1nKzvpmvqmUte4xRZ4T:H+LE00bZ2leMEZlmBIvh/XZ4

Score

10^/10

xworm defense_evasion discovery rat trojan

Malware Config

Extracted

Family

xworm

againzamel.zapto.org:1188

damoni.zapto.org:1188

Attributes

Install_directory
%AppData%
install_file
Update.exe

Signatures

Detect Xworm Payload 2 IoCs

resource	yara_rule
behavioral1/files/0x0008000000018710-2.dat	family_xworm
behavioral1/memory/2132-8-0x0000000000A80000-0x0000000000A98000-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
2132	Update.exe

Loads dropped DLL 1 IoCs

pid	Process
2572	SecuriteInfo.com.Trojan.PWS.Stealer.36948.5627.25665.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
4	ip-api.com

Obfuscated Files or Information: Command Obfuscation 1 TTPs
Adversaries may obfuscate content during command execution to impede detection.
defense_evasion

Command Obfuscation
T1027.010
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 2 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	SecuriteInfo.com.Trojan.PWS.Stealer.36948.5627.25665.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2060	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2060	powershell.exe
Token: SeDebugPrivilege	2132	Update.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2572 wrote to memory of 2060	2572	SecuriteInfo.com.Trojan.PWS.Stealer.36948.5627.25665.exe	31
PID 2572 wrote to memory of 2060	2572	SecuriteInfo.com.Trojan.PWS.Stealer.36948.5627.25665.exe	31
PID 2572 wrote to memory of 2060	2572	SecuriteInfo.com.Trojan.PWS.Stealer.36948.5627.25665.exe	31
PID 2572 wrote to memory of 2060	2572	SecuriteInfo.com.Trojan.PWS.Stealer.36948.5627.25665.exe	31
PID 2572 wrote to memory of 2132	2572	SecuriteInfo.com.Trojan.PWS.Stealer.36948.5627.25665.exe	33
PID 2572 wrote to memory of 2132	2572	SecuriteInfo.com.Trojan.PWS.Stealer.36948.5627.25665.exe	33
PID 2572 wrote to memory of 2132	2572	SecuriteInfo.com.Trojan.PWS.Stealer.36948.5627.25665.exe	33
PID 2572 wrote to memory of 2132	2572	SecuriteInfo.com.Trojan.PWS.Stealer.36948.5627.25665.exe	33

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.PWS.Stealer.36948.5627.25665.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.PWS.Stealer.36948.5627.25665.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2572
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -EncodedCommand "PAAjAHgAcQBqACMAPgBBAGQAZAAtAE0AcABQAHIAZQBmAGUAcgBlAG4AYwBlACAAPAAjAHcAagB3ACMAPgAgAC0ARQB4AGMAbAB1AHMAaQBvAG4AUABhAHQAaAAgAEAAKAAkAGUAbgB2ADoAVQBzAGUAcgBQAHIAbwBmAGkAbABlACwAJABlAG4AdgA6AFMAeQBzAHQAZQBtAEQAcgBpAHYAZQApACAAPAAjAG0AagBlACMAPgAgAC0ARgBvAHIAYwBlACAAPAAjAGMAaQBqACMAPgA="
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2060
- C:\Users\Admin\AppData\Local\Temp\Update.exe
  "C:\Users\Admin\AppData\Local\Temp\Update.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:2132

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Obfuscated Files or Information

T1027

Command Obfuscation

T1027.010

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\Update.exe

Filesize
73KB

MD5
d7cec6a9ad4510455738ee60758739d7

SHA1
9f935bff03c71d297d2ce3ca9c0ad1675bcf354d

SHA256
f6f746d7b5a8bd106b2b3fddb8839c51f45bf34b58f37ed6ba3b3e4ddc215fb4

SHA512
369b97be0d0793fc53936961e16c71cf016c801bf201dd3420bc87f1b4a9b9383359b22ce075e2d9452cbbcf329887ab62a05dab4854f9afcf61b22b0c4e9ae8

Download Submit
memory/2132-8-0x0000000000A80000-0x0000000000A98000-memory.dmp

Filesize
96KB

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