Analysis
-
max time kernel
140s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20231130-en -
resource tags
arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system -
submitted
08-12-2023 20:50
Static task
static1
Behavioral task
behavioral1
Sample
QUOTATION#35674.exe
Resource
win7-20231130-en
Behavioral task
behavioral2
Sample
QUOTATION#35674.exe
Resource
win10v2004-20231130-en
General
-
Target
QUOTATION#35674.exe
-
Size
885KB
-
MD5
7e597b7a940ce9fe398f5a09ea06e9c2
-
SHA1
46fab946b897f1b804aec6183d9c60bad103e9a4
-
SHA256
4722e9113d3f8eaa1956f990da588f8eed324bb8d5551d52bff3bf4536a6010d
-
SHA512
354d258b9605425b5037822fbc24f17c07b83095d0f2ef9ff86d4ca6f9b0ee8bcacce7741eee1c04e3b12fd22e99ad1ccda5ffe6050c19320ba68564e8cf3c82
-
SSDEEP
12288:r91idWEW7UN5vDnSX1zCyG/JW+50zKlDWjDS6VtgMyie2:r+YiUzCVR0FDSMtZyie2
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.2sautomobile.com - Port:
587 - Username:
[email protected] - Password:
Kenzi051008 - Email To:
[email protected]
Signatures
-
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
-
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-423100829-2271632622-1028104103-1000\Control Panel\International\Geo\Nation QUOTATION#35674.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2236 set thread context of 2340 2236 QUOTATION#35674.exe 104 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Program crash 1 IoCs
pid pid_target Process procid_target 1736 2340 WerFault.exe 104 -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1820 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 9 IoCs
pid Process 2236 QUOTATION#35674.exe 2236 QUOTATION#35674.exe 2236 QUOTATION#35674.exe 2968 powershell.exe 2968 powershell.exe 2340 RegSvcs.exe 2340 RegSvcs.exe 2340 RegSvcs.exe 2968 powershell.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2236 QUOTATION#35674.exe Token: SeDebugPrivilege 2968 powershell.exe Token: SeDebugPrivilege 2340 RegSvcs.exe Token: SeManageVolumePrivilege 4244 svchost.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 2236 wrote to memory of 2968 2236 QUOTATION#35674.exe 100 PID 2236 wrote to memory of 2968 2236 QUOTATION#35674.exe 100 PID 2236 wrote to memory of 2968 2236 QUOTATION#35674.exe 100 PID 2236 wrote to memory of 1820 2236 QUOTATION#35674.exe 102 PID 2236 wrote to memory of 1820 2236 QUOTATION#35674.exe 102 PID 2236 wrote to memory of 1820 2236 QUOTATION#35674.exe 102 PID 2236 wrote to memory of 2340 2236 QUOTATION#35674.exe 104 PID 2236 wrote to memory of 2340 2236 QUOTATION#35674.exe 104 PID 2236 wrote to memory of 2340 2236 QUOTATION#35674.exe 104 PID 2236 wrote to memory of 2340 2236 QUOTATION#35674.exe 104 PID 2236 wrote to memory of 2340 2236 QUOTATION#35674.exe 104 PID 2236 wrote to memory of 2340 2236 QUOTATION#35674.exe 104 PID 2236 wrote to memory of 2340 2236 QUOTATION#35674.exe 104 PID 2236 wrote to memory of 2340 2236 QUOTATION#35674.exe 104
Processes
-
C:\Users\Admin\AppData\Local\Temp\QUOTATION#35674.exe"C:\Users\Admin\AppData\Local\Temp\QUOTATION#35674.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2236 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\yCzmnaX.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2968
-
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\yCzmnaX" /XML "C:\Users\Admin\AppData\Local\Temp\tmp84C0.tmp"2⤵
- Creates scheduled task(s)
PID:1820
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2340 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2340 -s 13763⤵
- Program crash
PID:1736
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2340 -ip 23401⤵PID:5072
-
C:\Windows\system32\rundll32.exe"C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe1⤵PID:4492
-
C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k UnistackSvcGroup1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4244
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
-
Filesize
1KB
MD53852eb585e28bb3e3c621ec71e60edd6
SHA17d3b449b121db99e7d469a38e4a8bbf1817d3db1
SHA2560dcc6931e9dab626165d724136a04c6fa09196629a567470f70485dbac131965
SHA512decead64242253a3dd87c8880d4386bc5382efdea4a2f56561af873d61498fac6dfeda0b7d1ad528c76f5e44330ce6f7f47ed14bd205634fc78d563e23913542