Analysis
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max time kernel
118s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
12-06-2024 01:42
Static task
static1
Behavioral task
behavioral1
Sample
SOA MAY 2024.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
SOA MAY 2024.exe
Resource
win10v2004-20240508-en
General
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Target
SOA MAY 2024.exe
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Size
714KB
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MD5
f8fe6881e21dcba5b78d693f96f56c6f
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SHA1
15bad9cbbc0bb09e66ab78929a5ce632da652b78
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SHA256
4210e25c33df901302fe42704fcd0832729e4efade9da5abe6a8f2512244024f
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SHA512
e0bf8b7105cc94bb126db2acabf321eccbcc26852ffb19c754bbb8f733d135c877c92adf05fc3c3e4efe923ee38ba26cfd25424b53c46e92e6b1381d64ebb77c
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SSDEEP
12288:wX0pxhV36Di8BtLExdWe2kD3nmXbvtbZGh/C3f+hwGsxNPigJNS2wrk80:tBFKKxYe2WnaFItrhwztlfO
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.bredband2.com - Port:
587 - Username:
[email protected] - Password:
550712hJ - 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. 5 IoCs
Processes:
resource yara_rule behavioral1/memory/2624-14-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_EXE_Packed_GEN01 behavioral1/memory/2624-19-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_EXE_Packed_GEN01 behavioral1/memory/2624-11-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_EXE_Packed_GEN01 behavioral1/memory/2624-10-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_EXE_Packed_GEN01 behavioral1/memory/2624-16-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_EXE_Packed_GEN01 -
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 5 IoCs
Processes:
resource yara_rule behavioral1/memory/2624-14-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral1/memory/2624-19-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral1/memory/2624-11-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral1/memory/2624-10-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral1/memory/2624-16-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers -
Detects executables referencing Windows vault credential objects. Observed in infostealers 5 IoCs
Processes:
resource yara_rule behavioral1/memory/2624-14-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID behavioral1/memory/2624-19-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID behavioral1/memory/2624-11-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID behavioral1/memory/2624-10-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID behavioral1/memory/2624-16-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID -
Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 5 IoCs
Processes:
resource yara_rule behavioral1/memory/2624-14-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store behavioral1/memory/2624-19-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store behavioral1/memory/2624-11-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store behavioral1/memory/2624-10-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store behavioral1/memory/2624-16-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store -
Detects executables referencing many email and collaboration clients. Observed in information stealers 5 IoCs
Processes:
resource yara_rule behavioral1/memory/2624-14-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients behavioral1/memory/2624-19-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients behavioral1/memory/2624-11-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients behavioral1/memory/2624-10-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients behavioral1/memory/2624-16-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients -
Detects executables referencing many file transfer clients. Observed in information stealers 5 IoCs
Processes:
resource yara_rule behavioral1/memory/2624-14-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients behavioral1/memory/2624-19-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients behavioral1/memory/2624-11-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients behavioral1/memory/2624-10-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients behavioral1/memory/2624-16-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients -
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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Adds Run key to start application 2 TTPs 1 IoCs
Processes:
SOA MAY 2024.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Windows\CurrentVersion\Run\jBpFfg = "C:\\Users\\Admin\\AppData\\Roaming\\jBpFfg\\jBpFfg.exe" SOA MAY 2024.exe -
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 4 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
SOA MAY 2024.exedescription pid process target process PID 3056 set thread context of 2624 3056 SOA MAY 2024.exe SOA MAY 2024.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
Processes:
SOA MAY 2024.exeSOA MAY 2024.exepid process 3056 SOA MAY 2024.exe 3056 SOA MAY 2024.exe 3056 SOA MAY 2024.exe 3056 SOA MAY 2024.exe 3056 SOA MAY 2024.exe 3056 SOA MAY 2024.exe 2624 SOA MAY 2024.exe 2624 SOA MAY 2024.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
SOA MAY 2024.exeSOA MAY 2024.exedescription pid process Token: SeDebugPrivilege 3056 SOA MAY 2024.exe Token: SeDebugPrivilege 2624 SOA MAY 2024.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
SOA MAY 2024.exedescription pid process target process PID 3056 wrote to memory of 2624 3056 SOA MAY 2024.exe SOA MAY 2024.exe PID 3056 wrote to memory of 2624 3056 SOA MAY 2024.exe SOA MAY 2024.exe PID 3056 wrote to memory of 2624 3056 SOA MAY 2024.exe SOA MAY 2024.exe PID 3056 wrote to memory of 2624 3056 SOA MAY 2024.exe SOA MAY 2024.exe PID 3056 wrote to memory of 2624 3056 SOA MAY 2024.exe SOA MAY 2024.exe PID 3056 wrote to memory of 2624 3056 SOA MAY 2024.exe SOA MAY 2024.exe PID 3056 wrote to memory of 2624 3056 SOA MAY 2024.exe SOA MAY 2024.exe PID 3056 wrote to memory of 2624 3056 SOA MAY 2024.exe SOA MAY 2024.exe PID 3056 wrote to memory of 2624 3056 SOA MAY 2024.exe SOA MAY 2024.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\SOA MAY 2024.exe"C:\Users\Admin\AppData\Local\Temp\SOA MAY 2024.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3056 -
C:\Users\Admin\AppData\Local\Temp\SOA MAY 2024.exe"C:\Users\Admin\AppData\Local\Temp\SOA MAY 2024.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2624