xworm | 7245244c75276269f56cce5f81194681a881d4746a7abec6807f28a19b04ba66

Analysis

max time kernel
117s
max time network
148s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
08-11-2024 19:43

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General

Target

951a32aa2dc318f958f6343a90520b9a.exe
Size

703KB
MD5

951a32aa2dc318f958f6343a90520b9a
SHA1

c54777ef2b539737582b700935beb4d09da9eaf2
SHA256

7245244c75276269f56cce5f81194681a881d4746a7abec6807f28a19b04ba66
SHA512

25fade9e618fc12220863fea258cb9b00ea6e3459c5d66e0951b3ee8d846fb33259160d1b826f58589c003593961652ecaaf252aadbeaf5371f8ee888a211547
SSDEEP

12288:vp4ZLalVqAJVLBNAliYOapsNlW3R5rad8pz4U1tF5qBsy7BnX+uUnsAS:v+Z2/rJjNAliYOBMrE8GUaBsyNXmF

Score

10^/10

xworm discovery rat trojan

Malware Config

Extracted

Family

xworm

Version

5.0

87.120.117.209:7000

Mutex

U2y4hALpuDGJOJr0

Attributes

install_file
USB.exe

aes.plain

Signatures

Detect Xworm Payload 2 IoCs

resource	yara_rule
behavioral1/memory/2656-10-0x0000000000BE0000-0x0000000000BEE000-memory.dmp	family_xworm
behavioral1/files/0x0008000000015f96-8.dat	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
2656	ytgZE8QotJ.exe

Loads dropped DLL 1 IoCs

pid	Process
2980	951a32aa2dc318f958f6343a90520b9a.exe

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 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	951a32aa2dc318f958f6343a90520b9a.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2656	ytgZE8QotJ.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2980 wrote to memory of 2656	2980	951a32aa2dc318f958f6343a90520b9a.exe	30
PID 2980 wrote to memory of 2656	2980	951a32aa2dc318f958f6343a90520b9a.exe	30
PID 2980 wrote to memory of 2656	2980	951a32aa2dc318f958f6343a90520b9a.exe	30
PID 2980 wrote to memory of 2656	2980	951a32aa2dc318f958f6343a90520b9a.exe	30

C:\Users\Admin\AppData\Local\Temp\951a32aa2dc318f958f6343a90520b9a.exe
"C:\Users\Admin\AppData\Local\Temp\951a32aa2dc318f958f6343a90520b9a.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2980
- C:\Users\Admin\AppData\Roaming\ytgZE8QotJ.exe
  "C:\Users\Admin\AppData\Roaming\ytgZE8QotJ.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:2656

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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

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Downloads

C:\Users\Admin\AppData\Roaming\ytgZE8QotJ.exe

Filesize
32KB

MD5
85d9338ae7f8665821638125a394cb4f

SHA1
269be255f238e7be7e4976204b6605ee069e55d9

SHA256
a1c97fe85170fd6acd766d965f1931e32692ffa92db222492fd24b4421b126c9

SHA512
3b66e2f2893ef61a5acf2e21f2d216bb0da18e54a1f1f06eba8167f71e1ee7c1a1efa208f625f5c82dfd4c391ba3b89b545adffc9baddde84fccf95872fe9d45

Download Submit
memory/2656-10-0x0000000000BE0000-0x0000000000BEE000-memory.dmp

Filesize
56KB

Download
memory/2656-9-0x000007FEF4F63000-0x000007FEF4F64000-memory.dmp

Filesize
4KB

Download
memory/2656-11-0x000007FEF4F60000-0x000007FEF594C000-memory.dmp

Filesize
9.9MB

Download
memory/2656-12-0x000007FEF4F63000-0x000007FEF4F64000-memory.dmp

Filesize
4KB

Download
memory/2656-13-0x000007FEF4F60000-0x000007FEF594C000-memory.dmp

Filesize
9.9MB

Download