Overview
overview
7Static
static
79cb5442c50...c9.exe
windows7-x64
79cb5442c50...c9.exe
windows10-2004-x64
7$PLUGINSDI...er.dll
windows7-x64
1$PLUGINSDI...er.dll
windows10-2004-x64
1$PLUGINSDI...dl.dll
windows7-x64
3$PLUGINSDI...dl.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...le.exe
windows7-x64
7$PLUGINSDI...le.exe
windows10-2004-x64
7$PLUGINSDI...dl.dll
windows7-x64
3$PLUGINSDI...dl.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3MainInstal...ed.exe
windows7-x64
7MainInstal...ed.exe
windows10-2004-x64
7$PLUGINSDI...dl.dll
windows7-x64
3$PLUGINSDI...dl.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3SetupAuto.exe
windows7-x64
7SetupAuto.exe
windows10-2004-x64
7$PLUGINSDI...ns.dll
windows7-x64
3$PLUGINSDI...ns.dll
windows10-2004-x64
3$PLUGINSDI...oc.dll
windows7-x64
7$PLUGINSDI...oc.dll
windows10-2004-x64
7$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...ss.dll
windows7-x64
3$PLUGINSDI...ss.dll
windows10-2004-x64
32YourFace_Util.dll
windows7-x64
32YourFace_Util.dll
windows10-2004-x64
3Analysis
- max time kernel
92s - max time network
122s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system - submitted
15/02/2024, 02:25
Behavioral task
behavioral1
Sample
9cb5442c50e4f2d73997607a3f1007c9.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
9cb5442c50e4f2d73997607a3f1007c9.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/Banner.dll
Resource
win7-20231215-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/Banner.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/NSISdl.dll
Resource
win7-20231215-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/NSISdl.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/System.dll
Resource
win7-20231215-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/bundle.exe
Resource
win7-20231215-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/bundle.exe
Resource
win10v2004-20231222-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/NSISdl.dll
Resource
win7-20231215-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/NSISdl.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral13
Sample
$PLUGINSDIR/System.dll
Resource
win7-20231215-en
Behavioral task
behavioral14
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral15
Sample
MainInstallerAutoEmbedded.exe
Resource
win7-20231215-en
Behavioral task
behavioral16
Sample
MainInstallerAutoEmbedded.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral17
Sample
$PLUGINSDIR/NSISdl.dll
Resource
win7-20231215-en
Behavioral task
behavioral18
Sample
$PLUGINSDIR/NSISdl.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral19
Sample
$PLUGINSDIR/System.dll
Resource
win7-20231215-en
Behavioral task
behavioral20
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral21
Sample
SetupAuto.exe
Resource
win7-20231129-en
Behavioral task
behavioral22
Sample
SetupAuto.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral23
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win7-20231215-en
Behavioral task
behavioral24
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral25
Sample
$PLUGINSDIR/KillProc.dll
Resource
win7-20231215-en
Behavioral task
behavioral26
Sample
$PLUGINSDIR/KillProc.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral27
Sample
$PLUGINSDIR/System.dll
Resource
win7-20231215-en
Behavioral task
behavioral28
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral29
Sample
$PLUGINSDIR/nsProcess.dll
Resource
win7-20231215-en
Behavioral task
behavioral30
Sample
$PLUGINSDIR/nsProcess.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral31
Sample
2YourFace_Util.dll
Resource
win7-20231215-en
Behavioral task
behavioral32
Sample
2YourFace_Util.dll
Resource
win10v2004-20231222-en
General
- Target MainInstallerAutoEmbedded.exe
- Size 796KB
- Sample240215-cv98hsfb32
- SHA256 e288d49f6011dcd3f893e54ceafda9b6b491543966521c483064a7df43e5bdd2
- MD5 7fc6bc14a74dc69773587af10132d8c9
- SHA1 9d98b268eaa7f4ad208bde39944fdb1ab201e076
- SHA512 a738205fb26bf259e70b1cacfd10f9168d381778ef90a49847b8d332d93b471cbdcf6357a3d2dfb2e41a4666cba98dd9dc2867a20d472636e5fc8080cc073742
- SSDEEP 24576:P7yrmq17YLUAl1+O50aT+1bXkS/EZQM7G7ZQ51bmtfWR163i95cVmB:jgbyLV1ILT/ES46S5Bmted6VmB
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4944 SetupAuto.exe - Loads dropped DLL 2 IoCs
pid Process 1560 MainInstallerAutoEmbedded.exe 4944 SetupAuto.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- NSIS installer 2 IoCs
resource yara_rule behavioral16/files/0x0009000000023205-8.dat nsis_installer_1 behavioral16/files/0x0009000000023205-8.dat nsis_installer_2 - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1560 wrote to memory of 4944 1560 MainInstallerAutoEmbedded.exe 84 PID 1560 wrote to memory of 4944 1560 MainInstallerAutoEmbedded.exe 84 PID 1560 wrote to memory of 4944 1560 MainInstallerAutoEmbedded.exe 84
Processes
-
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:1560 -
C:\Users\Admin\AppData\Local\Temp\SetupAuto.exeC:\Users\Admin\AppData\Local\Temp\SetupAuto.exe /PID=0 /NOTIFY=0 /FFR=1 /FFP=02⤵
- Executes dropped EXE
- Loads dropped DLL
PID:4944
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\SetupAuto.exe
- Size 512KB
- SHA256 f552d818f17841efb7f06803ecd2479fe5c9b2a0d3c4dad2c9d90b42e2e9d7d5
- MD5 ff0198fd1f59b71c1deec34b6b0b0c07
- SHA1 cae622ad91a3bab0996589e3bf905c9d4eeb6059
- SHA512 96795276eefcde81b0ad4ac85f4aaec368cb93bd9e9912c343316912f1502f3a22d845af3ba75ea5aa92b1936028558d48c11a77d331d49bd77f58b886868ccc
- SSDEEP 12288:Qnm2P17YuUAlhZk4ZN5lviET7MacVdekBCaeKOKEZQM7gM7ZQN:Qnh17YuUAlh+S5ZdT7sbekOKEZQM717M
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\nsb4B42.tmp\System.dll
- Size 11KB
- SHA256 dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f
- MD5 c17103ae9072a06da581dec998343fc1
- SHA1 b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d
- SHA512 d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f
- SSDEEP 192:7DKnJZCv6VmbJQC+tFiUdK7ckD4gRXKQx+LQ2CSF:7ViJrtFRdbmXK8+PCw
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\nsh4BFE.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
- Path C:\Users\Admin\AppData\Local\Temp\nsh4BFE.tmp\ioSpecial.ini
- Size 694B
- SHA256 0265ac173e8ea7d2a20e5f1504782e01cca9762dc67e4b94e48232c65ceb8c62
- MD5 b77272f4731317fee06a79d4f0983efa
- SHA1 d7b68a671b47225fd09596d046007473755048af
- SHA512 9e69e079953786081fc8cb34cc4df379773b3d4e7e469a660ed0185eb20d143fbae6f4f0c15c9196d9eb6273ef6e58a3e85091ec18321c32755d9bf96fce885d
- MD5 SHA1 SHA512