Analysis
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max time kernel
130s -
max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
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submitted
23-05-2024 01:46
General
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Target
Wire Transfer Payment Copy #18-05-2024.exe
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Size
896KB
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MD5
f350551099a8fc532cb883bdc55e31bd
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SHA1
c757fbb281a8b883974740f6343244c54aa21c14
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SHA256
7a76e6536ba34a728e8b04a6cb20fae3b252edc0de2e7ffa1e95508194ccecb3
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SHA512
5dc9c5d1eb72e7060004b5415ce256a007d31c54fea1bc6d252e7680b14720e34cf53a7cabd0b49bef853f38a5e32e8f8fb5e7e38002b17a5d9bb98a94eb284e
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SSDEEP
24576:BRVAfJWtb3BE1lMAzY0O14gZlcT6+C1MGQvn:TDZBEEAE0a4OlKmM5vn
Malware Config
Extracted
Protocol: smtp- Host:
mail.rushdi.ae - Port:
587 - Username:
[email protected] - Password:
Ah@5432969
Extracted
agenttesla
Protocol: smtp- Host:
mail.rushdi.ae - Port:
587 - Username:
[email protected] - Password:
Ah@5432969 - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs
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Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
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Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion 1 IoCs
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Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs
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Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs
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Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs
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Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs
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Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
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Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of SetThreadContext 1 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 12 IoCs
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Suspicious use of AdjustPrivilegeToken 4 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
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Suspicious use of WriteProcessMemory 17 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Wire Transfer Payment Copy #18-05-2024.exe"C:\Users\Admin\AppData\Local\Temp\Wire Transfer Payment Copy #18-05-2024.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\Wire Transfer Payment Copy #18-05-2024.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\KXKyzZjhF.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\KXKyzZjhF" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7F71.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\Wire Transfer Payment Copy #18-05-2024.exe"C:\Users\Admin\AppData\Local\Temp\Wire Transfer Payment Copy #18-05-2024.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.logFilesize
2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractiveFilesize
18KB
MD5aafc4af7a8c07d71d8e176b8682c8ac2
SHA10ff6bfc07e7e5ce23fd3e2bc7844f71d650a0c6b
SHA2560592142386dca7b0b6dd29b8b002138f1981b0e0f6025ea2bec278c75c65b67b
SHA512055668d87420f61da6604a9c7924af57451f3d91685879cec828284f4e7da7ce668a60b62667288e6477902d357e3941ff49c4e3397a7e73fe5596fc6f82061a
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C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_bjlqjtce.vrw.ps1Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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C:\Users\Admin\AppData\Local\Temp\tmp7F71.tmpFilesize
1KB
MD554baa293f8197262cb14efa562446562
SHA1e700fb0e372ec296d73484cb3e8fa84cf2559d65
SHA256fa76ef0d21d5b9051431f9304e593b233273caf135717ac84099c2b8592a2d7e
SHA5123d3e9e334c0603586f7e5882c5c17f7e8dbc4f49cf05872b43d11109002f05ff1d1dc6943be87a0e83f53e67e2363bd455d8c036d645d1b4c2981f1938d85760
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memory/1612-35-0x00000000751F0000-0x00000000759A0000-memory.dmpFilesize
7.7MB
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memory/1612-30-0x00000000751F0000-0x00000000759A0000-memory.dmpFilesize
7.7MB
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memory/1612-37-0x00000000751F0000-0x00000000759A0000-memory.dmpFilesize
7.7MB
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memory/1612-68-0x00000000718C0000-0x000000007190C000-memory.dmpFilesize
304KB
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memory/1612-90-0x00000000751F0000-0x00000000759A0000-memory.dmpFilesize
7.7MB
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memory/1776-10-0x0000000006500000-0x000000000659C000-memory.dmpFilesize
624KB
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memory/1776-5-0x00000000751F0000-0x00000000759A0000-memory.dmpFilesize
7.7MB
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memory/1776-8-0x0000000007460000-0x0000000007470000-memory.dmpFilesize
64KB
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memory/1776-0-0x00000000751FE000-0x00000000751FF000-memory.dmpFilesize
4KB
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memory/1776-7-0x0000000006440000-0x000000000644C000-memory.dmpFilesize
48KB
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memory/1776-6-0x00000000079D0000-0x00000000079F2000-memory.dmpFilesize
136KB
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memory/1776-1-0x00000000008F0000-0x00000000009D2000-memory.dmpFilesize
904KB
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memory/1776-9-0x0000000008B20000-0x0000000008BA4000-memory.dmpFilesize
528KB
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memory/1776-4-0x0000000004DD0000-0x0000000004DDA000-memory.dmpFilesize
40KB
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memory/1776-44-0x00000000751F0000-0x00000000759A0000-memory.dmpFilesize
7.7MB
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memory/1776-3-0x00000000078A0000-0x0000000007932000-memory.dmpFilesize
584KB
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memory/1776-2-0x0000000007D70000-0x0000000008314000-memory.dmpFilesize
5.6MB
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memory/3824-36-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/3824-83-0x0000000006740000-0x0000000006790000-memory.dmpFilesize
320KB
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memory/4432-16-0x00000000751F0000-0x00000000759A0000-memory.dmpFilesize
7.7MB
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memory/4432-67-0x0000000006FB0000-0x0000000007046000-memory.dmpFilesize
600KB
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memory/4432-29-0x00000000751F0000-0x00000000759A0000-memory.dmpFilesize
7.7MB
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memory/4432-19-0x0000000004A30000-0x0000000004A52000-memory.dmpFilesize
136KB
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memory/4432-49-0x0000000005A00000-0x0000000005A1E000-memory.dmpFilesize
120KB
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memory/4432-50-0x0000000005A90000-0x0000000005ADC000-memory.dmpFilesize
304KB
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memory/4432-51-0x00000000069C0000-0x00000000069F2000-memory.dmpFilesize
200KB
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memory/4432-52-0x00000000718C0000-0x000000007190C000-memory.dmpFilesize
304KB
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memory/4432-62-0x0000000005FC0000-0x0000000005FDE000-memory.dmpFilesize
120KB
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memory/4432-63-0x0000000006A00000-0x0000000006AA3000-memory.dmpFilesize
652KB
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memory/4432-65-0x0000000006D30000-0x0000000006D4A000-memory.dmpFilesize
104KB
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memory/4432-64-0x0000000007370000-0x00000000079EA000-memory.dmpFilesize
6.5MB
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memory/4432-66-0x0000000006DA0000-0x0000000006DAA000-memory.dmpFilesize
40KB
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memory/4432-27-0x00000000053C0000-0x0000000005714000-memory.dmpFilesize
3.3MB
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memory/4432-20-0x0000000004AD0000-0x0000000004B36000-memory.dmpFilesize
408KB
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memory/4432-78-0x0000000006F30000-0x0000000006F41000-memory.dmpFilesize
68KB
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memory/4432-79-0x0000000006F60000-0x0000000006F6E000-memory.dmpFilesize
56KB
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memory/4432-80-0x0000000006F70000-0x0000000006F84000-memory.dmpFilesize
80KB
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memory/4432-81-0x0000000007070000-0x000000000708A000-memory.dmpFilesize
104KB
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memory/4432-82-0x0000000007050000-0x0000000007058000-memory.dmpFilesize
32KB
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memory/4432-21-0x0000000004B40000-0x0000000004BA6000-memory.dmpFilesize
408KB
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memory/4432-86-0x00000000751F0000-0x00000000759A0000-memory.dmpFilesize
7.7MB
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memory/4432-18-0x00000000751F0000-0x00000000759A0000-memory.dmpFilesize
7.7MB
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memory/4432-17-0x0000000004BC0000-0x00000000051E8000-memory.dmpFilesize
6.2MB
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memory/4432-15-0x0000000004460000-0x0000000004496000-memory.dmpFilesize
216KB