67f12d56750ee4d31228372ae82693eb5b27df5499f921eed6a2eb9e4ea5e8a9

Analysis

max time kernel
148s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
06/04/2024, 22:18

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General

Target
MainInstaller.exe
Size 531KB
Sample240406-18d91acf5x
SHA256 3dbc5aff076ef9c86a90ad30e963581f7cb22f8e212aa38db29d82cf45b73f80
MD5 9ce448dcd7cf13dd950725957361bdff
SHA1 5831ff31825ea82d90a2989e0fc0a33b859d5f97
SHA512 b4a175da3677cd3380cb3789f281f2afb10aa00dc9592217062d66eb9b5e73805886b692975d7244cdd439d8d5bcd0eb5810533284ba4b13ff02a20b792bf74f
SSDEEP 12288:z/8Ze69hm2S17Y/bv9VXXLVS+n28L6OdBCZrrf3xSEowuj6ZQM7gMWZQkN:zihc17YpVE+PGsB03xSEowuj6ZQM71WD
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1916	Setup.exe

Loads dropped DLL 1 IoCs

pid	Process
1916	Setup.exe

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

System Information Discovery
T1082

NSIS installer 2 IoCs

installer

resource	yara_rule
behavioral14/files/0x000a0000000224f7-3.dat	nsis_installer_1
behavioral14/files/0x000a0000000224f7-3.dat	nsis_installer_2

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4604 wrote to memory of 1916	4604	MainInstaller.exe	86
PID 4604 wrote to memory of 1916	4604	MainInstaller.exe	86
PID 4604 wrote to memory of 1916	4604	MainInstaller.exe	86

C:\Users\Admin\AppData\Local\Temp\MainInstaller.exe
"C:\Users\Admin\AppData\Local\Temp\MainInstaller.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4604
- C:\Users\Admin\AppData\Local\Temp\Setup.exe
  C:\Users\Admin\AppData\Local\Temp\Setup.exe /PID=0 /NOTIFY=0 /FFR=1 /FFP=1
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:1916

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

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Downloads

Setup.exe

Path C:\Users\Admin\AppData\Local\Temp\Setup.exe
Size 505KB
SHA256 30522715240f4a05859099ac370dfb516097ab257402981c6a9ad31951f36cce
MD5 5d8d0c08384ad73216d52a2eabc064f5
SHA1 0fa5c77fd6b6323b926c9648679e063d1bbc8bcc
SHA512 42a3003019e39622082506c7ae50d8a27e2920fdfdf15eb9a8dbf7f1dbd49a02cd0390dabd74c136ed44e9d8ba270540ce9390f31aa84c2fc9fdfcc9e912dd57
SSDEEP 12288:6xPm2P17YJbq9VXMLVS+n78L6OdBRdrrf3xr5Uw1jcZQM7gMyZQU:6Jh17YYVV+YGsBH3xr5Uw1jcZQM71yZX
MD5 SHA1 SHA512 SSDEEP

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InstallOptions.dll

Path C:\Users\Admin\AppData\Local\Temp\nsc4017.tmp\InstallOptions.dll
Size 14KB
SHA256 c9cd5c9609e70005926ae5171726a4142ffbcccc771d307efcd195dafc1e6b4b
MD5 325b008aec81e5aaa57096f05d4212b5
SHA1 27a2d89747a20305b6518438eff5b9f57f7df5c3
SHA512 18362b3aee529a27e85cc087627ecf6e2d21196d725f499c4a185cb3a380999f43ff1833a8ebec3f5ba1d3a113ef83185770e663854121f2d8b885790115afdf
SSDEEP 192:86d+dHXLHQOPiY53uiUdigyU+WsPdc/A1A+2jwK72dwF7dBEnbok:86UdHXcIiY535zBt2jw+BEnbo
MD5 SHA1 SHA512 SSDEEP

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ioSpecial.ini

Path C:\Users\Admin\AppData\Local\Temp\nsc4017.tmp\ioSpecial.ini
Size 694B
SHA256 1e77e34ebadf0f555de71a42d91fd1ff0d974fc0caf3f702b19ac4293be535e5
MD5 fadaaa8ceea294cf3508a32caceddaf2
SHA1 690310e71e1156088754710b1ae13a4546641ee5
SHA512 1af47a8b0201a3c9f515bc9e4714d0bb1e968345b307e49c644619c925a5fa40644dc2673997d9a2e3505dd78e151c317aa5b3ed005b76df65e24a9310bda32a
MD5 SHA1 SHA512

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads