Analysis
-
max time kernel
39s -
max time network
48s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
12-06-2024 02:02
Static task
static1
Behavioral task
behavioral1
Sample
Bank slip.exe
Resource
win7-20240611-en
General
-
Target
Bank slip.exe
-
Size
750KB
-
MD5
65896cd6fe3a01926ed49c9ef5a29ef7
-
SHA1
c5dc5a34959a9695187f9d5feed4cc4fb8cbae44
-
SHA256
801fb085b2034c2da6a22f7ed8d86ae6e7195b09d63c195a2b04a55b7a40f97f
-
SHA512
c59c6033482ca7690fd07a1f77157caa8d2e34ba6b85326831fbb820c402eaea76b26236b879116bc694e66fb10bb6cd6ea95d3497febba3a600132429844601
-
SSDEEP
12288:vs2J7y715wcdF7d1+bbamuOl8cX7UOaj/N/4FjaxnSdgx+ACR5leZlN:U25k5XdNv+boOlTwhU8nSA+A+er
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.albushrametalic.com - Port:
587 - Username:
[email protected] - Password:
GLBL1285# - 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.
-
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
Bank slip.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation Bank slip.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.
-
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 6 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Bank slip.exedescription pid process target process PID 1356 set thread context of 4488 1356 Bank slip.exe Bank slip.exe -
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.
-
Suspicious behavior: EnumeratesProcesses 7 IoCs
Processes:
Bank slip.exepowershell.exeBank slip.exepid process 1356 Bank slip.exe 1356 Bank slip.exe 1356 Bank slip.exe 1892 powershell.exe 4488 Bank slip.exe 4488 Bank slip.exe 1892 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
Bank slip.exepowershell.exeBank slip.exedescription pid process Token: SeDebugPrivilege 1356 Bank slip.exe Token: SeDebugPrivilege 1892 powershell.exe Token: SeDebugPrivilege 4488 Bank slip.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
Bank slip.exedescription pid process target process PID 1356 wrote to memory of 1892 1356 Bank slip.exe powershell.exe PID 1356 wrote to memory of 1892 1356 Bank slip.exe powershell.exe PID 1356 wrote to memory of 1892 1356 Bank slip.exe powershell.exe PID 1356 wrote to memory of 4452 1356 Bank slip.exe schtasks.exe PID 1356 wrote to memory of 4452 1356 Bank slip.exe schtasks.exe PID 1356 wrote to memory of 4452 1356 Bank slip.exe schtasks.exe PID 1356 wrote to memory of 4488 1356 Bank slip.exe Bank slip.exe PID 1356 wrote to memory of 4488 1356 Bank slip.exe Bank slip.exe PID 1356 wrote to memory of 4488 1356 Bank slip.exe Bank slip.exe PID 1356 wrote to memory of 4488 1356 Bank slip.exe Bank slip.exe PID 1356 wrote to memory of 4488 1356 Bank slip.exe Bank slip.exe PID 1356 wrote to memory of 4488 1356 Bank slip.exe Bank slip.exe PID 1356 wrote to memory of 4488 1356 Bank slip.exe Bank slip.exe PID 1356 wrote to memory of 4488 1356 Bank slip.exe Bank slip.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\Bank slip.exe"C:\Users\Admin\AppData\Local\Temp\Bank slip.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1356 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\uwJTBIAB.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1892 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\uwJTBIAB" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8C71.tmp"2⤵
- Creates scheduled task(s)
PID:4452 -
C:\Users\Admin\AppData\Local\Temp\Bank slip.exe"C:\Users\Admin\AppData\Local\Temp\Bank slip.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4488
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
-
Filesize
1KB
MD529d4018474f862a59bc11fe7b046d0dc
SHA1a18500ef8630fab84059ee2ad1f56d35d8105dfe
SHA2566e15fec7635324ffda1ac9873cd56457aa34897152160ad35bf28dfe2cba05b3
SHA51231f831e8a3c99e76d422ec4b43a4ea89b0766356882a6968c64d1d0dad18541221409a0ed16ed8e7155315724a8ed0a9b7b63670ab592df651146e0813a90aaf