Overview
overview
7Static
static
3qbittorren...up.exe
windows7-x64
7qbittorren...up.exe
windows10-2004-x64
7$PLUGINSDI...LL.dll
windows7-x64
3$PLUGINSDI...LL.dll
windows10-2004-x64
3$PLUGINSDI...LL.dll
windows7-x64
3$PLUGINSDI...LL.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDIR/UAC.dll
windows7-x64
3$PLUGINSDIR/UAC.dll
windows10-2004-x64
3$PLUGINSDI...gs.dll
windows7-x64
3$PLUGINSDI...gs.dll
windows10-2004-x64
3$PLUGINSDI...lW.dll
windows7-x64
3$PLUGINSDI...lW.dll
windows10-2004-x64
3qbittorrent.exe
windows7-x64
1qbittorrent.exe
windows10-2004-x64
1uninst.exe
windows7-x64
7uninst.exe
windows10-2004-x64
7$PLUGINSDI...LL.dll
windows7-x64
3$PLUGINSDI...LL.dll
windows10-2004-x64
3$PLUGINSDI...LL.dll
windows7-x64
3$PLUGINSDI...LL.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDIR/UAC.dll
windows7-x64
3$PLUGINSDIR/UAC.dll
windows10-2004-x64
3$PLUGINSDI...lW.dll
windows7-x64
3$PLUGINSDI...lW.dll
windows10-2004-x64
3Analysis
- max time kernel
32s - max time network
39s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system - submitted
02/06/2024, 09:10
Static task
static1
Behavioral task
behavioral1
Sample
qbittorrent_4.6.5_x64_setup.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
qbittorrent_4.6.5_x64_setup.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/FindProcDLL.dll
Resource
win7-20240215-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/FindProcDLL.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win7-20240419-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240221-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/UAC.dll
Resource
win7-20231129-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/UAC.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win7-20240221-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral13
Sample
$PLUGINSDIR/nsisFirewallW.dll
Resource
win7-20240220-en
Behavioral task
behavioral14
Sample
$PLUGINSDIR/nsisFirewallW.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral15
Sample
qbittorrent.exe
Resource
win7-20240508-en
Behavioral task
behavioral16
Sample
qbittorrent.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral17
Sample
uninst.exe
Resource
win7-20240221-en
Behavioral task
behavioral18
Sample
uninst.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral19
Sample
$PLUGINSDIR/FindProcDLL.dll
Resource
win7-20240221-en
Behavioral task
behavioral20
Sample
$PLUGINSDIR/FindProcDLL.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral21
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win7-20240419-en
Behavioral task
behavioral22
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral23
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240508-en
Behavioral task
behavioral24
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral25
Sample
$PLUGINSDIR/UAC.dll
Resource
win7-20240221-en
Behavioral task
behavioral26
Sample
$PLUGINSDIR/UAC.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral27
Sample
$PLUGINSDIR/nsisFirewallW.dll
Resource
win7-20240419-en
Behavioral task
behavioral28
Sample
$PLUGINSDIR/nsisFirewallW.dll
Resource
win10v2004-20240226-en
General
- Target uninst.exe
- Size 140KB
- Sample240602-k4668agg9x
- SHA256 cec6a4a362c2bc15a0065efdd722dadea12adaebc25e739ea646b8f7840a4f76
- MD5 76591bc06293ca4eed3caaa29a31c7a0
- SHA1 19572dcd79250a79008ed7ddb8d279acbde87268
- SHA512 d2fd72b078923dc0b9d3850f3536f9685a8a6d44f79f8463e5d35c7c1de45d229ef23526ac39d7de8c128e4628f907abf0d6a045813a6051f9021d28adf82b86
- SSDEEP 3072:dnPdzuK8Jdw4TMJw3uXceAjAqP2X5MdTfO14wibQWGWlIASDED9GSj:dnPdudwDzmjGqTOFPASDED4G
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 620 Un.exe - Loads dropped DLL 2 IoCs
pid Process 620 Un.exe 620 Un.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3772 wrote to memory of 620 3772 uninst.exe 86 PID 3772 wrote to memory of 620 3772 uninst.exe 86 PID 3772 wrote to memory of 620 3772 uninst.exe 86
Processes
-
C:\Users\Admin\AppData\Local\Temp\uninst.exe"C:\Users\Admin\AppData\Local\Temp\uninst.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:3772 -
C:\Users\Admin\AppData\Local\Temp\~nsu1.tmp\Un.exe"C:\Users\Admin\AppData\Local\Temp\~nsu1.tmp\Un.exe" _?=C:\Users\Admin\AppData\Local\Temp\2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:620
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\nst75FD.tmp\LangDLL.dll
- Size 5KB
- SHA256 32230128c18574c1e860dfe4b17fe0334f685740e27bc182e0d525a8948c9c2e
- MD5 50016010fb0d8db2bc4cd258ceb43be5
- SHA1 44ba95ee12e69da72478cf358c93533a9c7a01dc
- SHA512 ed4cf49f756fbf673449dca20e63dce6d3a612b61f294efc9c3ccebeffa6a1372667932468816d3a7afdb7e5a652760689d8c6d3f331cedee7247404c879a233
- SSDEEP 48:S46+/pTKYKxbWsptIp5tCZ0iVEAWyMEv9v/ft2O2B8m/ofjLl:zbuPbO5tCZBVEAWyMEFv2CmCL
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\nst75FD.tmp\UAC.dll
- Size 14KB
- SHA256 2f7f8fc05dc4fd0d5cda501b47e4433357e887bbfed7292c028d99c73b52dc08
- MD5 adb29e6b186daa765dc750128649b63d
- SHA1 160cbdc4cb0ac2c142d361df138c537aa7e708c9
- SHA512 b28adcccf0c33660fecd6f95f28f11f793dc9988582187617b4c113fb4e6fdad4cf7694cd8c0300a477e63536456894d119741a940dda09b7df3ff0087a7eada
- SSDEEP 192:DiF6v2imI36Op/tGZGfWxdyWHD0I53vLl7WVl8e04IpDlPjs:DGVY6ClGoWxXH75T1WVl83lLs
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\~nsu1.tmp\Un.exe
- Size 140KB
- SHA256 cec6a4a362c2bc15a0065efdd722dadea12adaebc25e739ea646b8f7840a4f76
- MD5 76591bc06293ca4eed3caaa29a31c7a0
- SHA1 19572dcd79250a79008ed7ddb8d279acbde87268
- SHA512 d2fd72b078923dc0b9d3850f3536f9685a8a6d44f79f8463e5d35c7c1de45d229ef23526ac39d7de8c128e4628f907abf0d6a045813a6051f9021d28adf82b86
- SSDEEP 3072:dnPdzuK8Jdw4TMJw3uXceAjAqP2X5MdTfO14wibQWGWlIASDED9GSj:dnPdudwDzmjGqTOFPASDED4G
- MD5 SHA1 SHA512 SSDEEP