d5e5e38f703d43b4609bf918def427e4155f5add60f57d1df572ac3655b1bdc8

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
26/07/2024, 02:45

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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

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2344	SetupAuto.exe

Loads dropped DLL 3 IoCs

pid	Process
2964	MainInstallerAutoEmbedded.exe
2964	MainInstallerAutoEmbedded.exe
2344	SetupAuto.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MainInstallerAutoEmbedded.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SetupAuto.exe

NSIS installer 2 IoCs

installer

resource	yara_rule
behavioral15/files/0x0006000000010300-7.dat	nsis_installer_1
behavioral15/files/0x0006000000010300-7.dat	nsis_installer_2

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2344	SetupAuto.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2964 wrote to memory of 2344	2964	MainInstallerAutoEmbedded.exe	30
PID 2964 wrote to memory of 2344	2964	MainInstallerAutoEmbedded.exe	30
PID 2964 wrote to memory of 2344	2964	MainInstallerAutoEmbedded.exe	30
PID 2964 wrote to memory of 2344	2964	MainInstallerAutoEmbedded.exe	30
PID 2964 wrote to memory of 2344	2964	MainInstallerAutoEmbedded.exe	30
PID 2964 wrote to memory of 2344	2964	MainInstallerAutoEmbedded.exe	30
PID 2964 wrote to memory of 2344	2964	MainInstallerAutoEmbedded.exe	30

C:\Users\Admin\AppData\Local\Temp\MainInstallerAutoEmbedded.exe
"C:\Users\Admin\AppData\Local\Temp\MainInstallerAutoEmbedded.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2964
- 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
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: GetForegroundWindowSpam
  PID:2344

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\nst1FF0.tmp\ioSpecial.ini

Filesize
694B

MD5
5ac602610a7188ecd08bc091bd9f3b09

SHA1
3a6eadb826cf039dcd58d6caa6622590b105f764

SHA256
50d8cb5fce204490d6294c5c17a94d9dccf72482e404733a1908cd9741069da8

SHA512
b1b582438ed8ef10cd7be4507fc5fba9ab432d65cee40e74a50763c14fa7e6971ad8eae66b679edffd59f5648f6bcc975c9ee8f0df69fa6726d3328f77f01b53

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C:\Users\Admin\AppData\Local\Temp\nst1FF0.tmp\ioSpecial.ini

Filesize
707B

MD5
323c57b7cb4c4d6b2b06c6e236d7c20c

SHA1
00ae09bf4b13250eb6ef4939c7af6e49dfba7a51

SHA256
a21da5cdeb2d7a78fae96150244bfe5b4cf5dbb287e36abd5a3c982751ace6e9

SHA512
80a1a12f622cbf08c4efb0e6dca3bc9e6dc82ad15b8a6cbc7227908a73321b13e04cb5e080d39c7b1620b3eec1838668edc87b93bec39c7db77b8c394f6f2662

Download Submit
\Users\Admin\AppData\Local\Temp\SetupAuto.exe

Filesize
512KB

MD5
ff0198fd1f59b71c1deec34b6b0b0c07

SHA1
cae622ad91a3bab0996589e3bf905c9d4eeb6059

SHA256
f552d818f17841efb7f06803ecd2479fe5c9b2a0d3c4dad2c9d90b42e2e9d7d5

SHA512
96795276eefcde81b0ad4ac85f4aaec368cb93bd9e9912c343316912f1502f3a22d845af3ba75ea5aa92b1936028558d48c11a77d331d49bd77f58b886868ccc

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\Users\Admin\AppData\Local\Temp\nsj1F64.tmp\System.dll

Filesize
11KB

MD5
c17103ae9072a06da581dec998343fc1

SHA1
b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d

SHA256
dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f

SHA512
d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f

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\Users\Admin\AppData\Local\Temp\nst1FF0.tmp\InstallOptions.dll

Filesize
14KB

MD5
325b008aec81e5aaa57096f05d4212b5

SHA1
27a2d89747a20305b6518438eff5b9f57f7df5c3

SHA256
c9cd5c9609e70005926ae5171726a4142ffbcccc771d307efcd195dafc1e6b4b

SHA512
18362b3aee529a27e85cc087627ecf6e2d21196d725f499c4a185cb3a380999f43ff1833a8ebec3f5ba1d3a113ef83185770e663854121f2d8b885790115afdf

Download Submit