70033a2b131c5d3ae450eee9d4e6a368f75e49951e5851189540f9c9b7fcc9e7

Analysis

max time kernel
141s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
20-04-2024 02:54

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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

Processes:

SetupAuto.exe

pid process

2400 SetupAuto.exe
Loads dropped DLL 2 IoCs

Processes:

MainInstallerAutoEmbedded.exeSetupAuto.exe

pid process

3288 MainInstallerAutoEmbedded.exe
2400 SetupAuto.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
2400	SetupAuto.exe

pid	process
3288	MainInstallerAutoEmbedded.exe
2400	SetupAuto.exe

NSIS installer 2 IoCs

installer

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\SetupAuto.exe	nsis_installer_1
C:\Users\Admin\AppData\Local\Temp\SetupAuto.exe	nsis_installer_2

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

MainInstallerAutoEmbedded.exe

description	pid	process	target process
PID 3288 wrote to memory of 2400	3288	MainInstallerAutoEmbedded.exe	SetupAuto.exe
PID 3288 wrote to memory of 2400	3288	MainInstallerAutoEmbedded.exe	SetupAuto.exe
PID 3288 wrote to memory of 2400	3288	MainInstallerAutoEmbedded.exe	SetupAuto.exe

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:3288

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:2400

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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

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C:\Users\Admin\AppData\Local\Temp\nsb3058.tmp\InstallOptions.dll
Filesize
14KB

MD5
325b008aec81e5aaa57096f05d4212b5

SHA1
27a2d89747a20305b6518438eff5b9f57f7df5c3

SHA256
c9cd5c9609e70005926ae5171726a4142ffbcccc771d307efcd195dafc1e6b4b

SHA512
18362b3aee529a27e85cc087627ecf6e2d21196d725f499c4a185cb3a380999f43ff1833a8ebec3f5ba1d3a113ef83185770e663854121f2d8b885790115afdf

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C:\Users\Admin\AppData\Local\Temp\nsb3058.tmp\ioSpecial.ini
Filesize
694B

MD5
ea2388dcf73a100a9d6efd77bd46f612

SHA1
802bdaf69ad05d89473ff257acb4f40de174de60

SHA256
df0dd5c052c7e959c8b808e0aaf1f405f2a40e875ec113c9ff42b929beaa4c8f

SHA512
ce05f5671e4d846860d6ceb848a0c508479785fea36f1bb9a9530c4fa6b6d2fb245b6c462208454e2acb7c091b83fd0b1881f900c1ed1715e1772886724ac409

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C:\Users\Admin\AppData\Local\Temp\nsq2FCB.tmp\System.dll
Filesize
11KB

MD5
c17103ae9072a06da581dec998343fc1

SHA1
b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d

SHA256
dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f

SHA512
d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f

Download Submit