3aea48cc2b7e110423687942044f5631ce1b730004ee6fc76de78f021693fe62

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
14-07-2024 13:37

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General

Target

MainInstallerAutoEmbedded.exe
Size

796KB
MD5

7fc6bc14a74dc69773587af10132d8c9
SHA1

9d98b268eaa7f4ad208bde39944fdb1ab201e076
SHA256

e288d49f6011dcd3f893e54ceafda9b6b491543966521c483064a7df43e5bdd2
SHA512

a738205fb26bf259e70b1cacfd10f9168d381778ef90a49847b8d332d93b471cbdcf6357a3d2dfb2e41a4666cba98dd9dc2867a20d472636e5fc8080cc073742
SSDEEP

24576:P7yrmq17YLUAl1+O50aT+1bXkS/EZQM7G7ZQ51bmtfWR163i95cVmB:jgbyLV1ILT/ES46S5Bmted6VmB

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3588	SetupAuto.exe

Loads dropped DLL 2 IoCs

pid	Process
3996	MainInstallerAutoEmbedded.exe
3588	SetupAuto.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
behavioral16/files/0x00090000000234b2-8.dat	nsis_installer_1
behavioral16/files/0x00090000000234b2-8.dat	nsis_installer_2

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3996 wrote to memory of 3588	3996	MainInstallerAutoEmbedded.exe	84
PID 3996 wrote to memory of 3588	3996	MainInstallerAutoEmbedded.exe	84
PID 3996 wrote to memory of 3588	3996	MainInstallerAutoEmbedded.exe	84

C:\Users\Admin\AppData\Local\Temp\MainInstallerAutoEmbedded.exe
"C:\Users\Admin\AppData\Local\Temp\MainInstallerAutoEmbedded.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3996
- C:\Users\Admin\AppData\Local\Temp\SetupAuto.exe
  C:\Users\Admin\AppData\Local\Temp\SetupAuto.exe /PID=0 /NOTIFY=0 /FFR=1 /FFP=0
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:3588

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

C:\Users\Admin\AppData\Local\Temp\SetupAuto.exe

Filesize
512KB

MD5
ff0198fd1f59b71c1deec34b6b0b0c07

SHA1
cae622ad91a3bab0996589e3bf905c9d4eeb6059

SHA256
f552d818f17841efb7f06803ecd2479fe5c9b2a0d3c4dad2c9d90b42e2e9d7d5

SHA512
96795276eefcde81b0ad4ac85f4aaec368cb93bd9e9912c343316912f1502f3a22d845af3ba75ea5aa92b1936028558d48c11a77d331d49bd77f58b886868ccc

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsc97BD.tmp\InstallOptions.dll

Filesize
14KB

MD5
325b008aec81e5aaa57096f05d4212b5

SHA1
27a2d89747a20305b6518438eff5b9f57f7df5c3

SHA256
c9cd5c9609e70005926ae5171726a4142ffbcccc771d307efcd195dafc1e6b4b

SHA512
18362b3aee529a27e85cc087627ecf6e2d21196d725f499c4a185cb3a380999f43ff1833a8ebec3f5ba1d3a113ef83185770e663854121f2d8b885790115afdf

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsc97BD.tmp\ioSpecial.ini

Filesize
694B

MD5
47a2907a7950f3bf3d040838f608c883

SHA1
b627b7619e32ebb254a261d8a235a94cd45e8a9d

SHA256
947c2db85dc4ffff199e219af1665138130a7fb23cfdfae00613cdf2d9e2f5ac

SHA512
4547d5d684ffd0fb1796e305c38e2dbc281f9b313525d82f0b51deb263e2543944e45cd6b754c4a2845d976e3c03203c3c1a32d2b8c73d4b961fc9a7ddbe35a4

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsr9730.tmp\System.dll

Filesize
11KB

MD5
c17103ae9072a06da581dec998343fc1

SHA1
b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d

SHA256
dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f

SHA512
d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f

Download Submit