Analysis
-
max time kernel
134s -
max time network
142s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
21/05/2024, 01:53
Static task
static1
Behavioral task
behavioral1
Sample
Purchase Order-504789923/ABjGK9XeRxzJ33W.exe
Resource
win7-20240220-en
General
-
Target
Purchase Order-504789923/ABjGK9XeRxzJ33W.exe
-
Size
855KB
-
MD5
23603bfafc152b25980d9d2daf1a7eb7
-
SHA1
ad240c8ff5e81a18f6c71f0392c8e1b0bf96bf87
-
SHA256
bfd3502d2fa81b4e82c6d0f35da6ae508c5be2b83342cc564ede8e50b580f875
-
SHA512
ff262a11a4d3ffdb1ae97f5f07b9e09a2b9deb9baa9aeaed52624e5dc1a5394a61aa20979ab7d95f0572f34f4e301e0dda7d4353f7088b8964b31059bd0a1cba
-
SSDEEP
24576:GWtb3BEyS/eRwgblVA3LIRJPfSWUhh2l:VZBEnxIlVwcRp
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
webmail.thestore99.shop - Port:
587 - Username:
[email protected] - Password:
@thestore99.shop - Email To:
[email protected]
Signatures
-
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
-
Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 2264 powershell.exe -
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-1-5-21-4018855536-2201274732-320770143-1000\Control Panel\International\Geo\Nation ABjGK9XeRxzJ33W.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
-
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
-
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1892 set thread context of 4444 1892 ABjGK9XeRxzJ33W.exe 102 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4600 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1892 ABjGK9XeRxzJ33W.exe 2264 powershell.exe 1892 ABjGK9XeRxzJ33W.exe 4444 ABjGK9XeRxzJ33W.exe 4444 ABjGK9XeRxzJ33W.exe 2264 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1892 ABjGK9XeRxzJ33W.exe Token: SeDebugPrivilege 2264 powershell.exe Token: SeDebugPrivilege 4444 ABjGK9XeRxzJ33W.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 1892 wrote to memory of 2264 1892 ABjGK9XeRxzJ33W.exe 98 PID 1892 wrote to memory of 2264 1892 ABjGK9XeRxzJ33W.exe 98 PID 1892 wrote to memory of 2264 1892 ABjGK9XeRxzJ33W.exe 98 PID 1892 wrote to memory of 4600 1892 ABjGK9XeRxzJ33W.exe 100 PID 1892 wrote to memory of 4600 1892 ABjGK9XeRxzJ33W.exe 100 PID 1892 wrote to memory of 4600 1892 ABjGK9XeRxzJ33W.exe 100 PID 1892 wrote to memory of 4444 1892 ABjGK9XeRxzJ33W.exe 102 PID 1892 wrote to memory of 4444 1892 ABjGK9XeRxzJ33W.exe 102 PID 1892 wrote to memory of 4444 1892 ABjGK9XeRxzJ33W.exe 102 PID 1892 wrote to memory of 4444 1892 ABjGK9XeRxzJ33W.exe 102 PID 1892 wrote to memory of 4444 1892 ABjGK9XeRxzJ33W.exe 102 PID 1892 wrote to memory of 4444 1892 ABjGK9XeRxzJ33W.exe 102 PID 1892 wrote to memory of 4444 1892 ABjGK9XeRxzJ33W.exe 102 PID 1892 wrote to memory of 4444 1892 ABjGK9XeRxzJ33W.exe 102
Processes
-
C:\Users\Admin\AppData\Local\Temp\Purchase Order-504789923\ABjGK9XeRxzJ33W.exe"C:\Users\Admin\AppData\Local\Temp\Purchase Order-504789923\ABjGK9XeRxzJ33W.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1892 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ZgyPhDuHCFbHKh.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2264
-
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ZgyPhDuHCFbHKh" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8E94.tmp"2⤵
- Creates scheduled task(s)
PID:4600
-
-
C:\Users\Admin\AppData\Local\Temp\Purchase Order-504789923\ABjGK9XeRxzJ33W.exe"C:\Users\Admin\AppData\Local\Temp\Purchase Order-504789923\ABjGK9XeRxzJ33W.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4444
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
-
Filesize
1KB
MD5d119b39b1d040b01ebd166dda3b087c8
SHA106b319b9571e1c83eda3f1432ebee209e66a77ac
SHA256413f65d6bc85c58c610641cef1289bec58cd1ad1d704f364e0feb292b0e2080a
SHA5123627dea694c0cb9f99d00c2376e2a1761a4c30cbf5711572a73c405c7b33f225e3f395e118f2a1a99033811a280744728bd5cb4af49897adfde9357efc0d2ad9