Analysis
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max time kernel
147s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
27-03-2024 02:09
Static task
static1
Behavioral task
behavioral1
Sample
210759f49f032d8823c360b0e6d609ccf2259b885e86a15a70a39c09124b9a60.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
210759f49f032d8823c360b0e6d609ccf2259b885e86a15a70a39c09124b9a60.exe
Resource
win10v2004-20240226-en
General
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Target
210759f49f032d8823c360b0e6d609ccf2259b885e86a15a70a39c09124b9a60.exe
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Size
725KB
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MD5
66363d5d02420413adf19577786980d7
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SHA1
a0c95000bcfdea5d6c07903f340d0b5f5388a879
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SHA256
210759f49f032d8823c360b0e6d609ccf2259b885e86a15a70a39c09124b9a60
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SHA512
91f3df8c1fbe159e41828178441bdf26fa1c9c84cfcb9d8b1552fe42617b684d41483b9c025ec7491c5ef6aeb2d5a2a1991a4bc70118289a9efa9f41498108bb
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SSDEEP
12288:6C6Va5W0mpvhQqoiUKV23ubmiDZzMGCoz5EsSz0BZfrt04H+VUN6MLKvOHkR:d6P0mpGViUKV24mi1zsodEw924VAx
Malware Config
Extracted
Protocol: smtp- Host:
smtp.thanhancompony.com - Port:
587 - Username:
[email protected] - Password:
aSkIhV^3
Extracted
agenttesla
Protocol: smtp- Host:
smtp.thanhancompony.com - Port:
587 - Username:
[email protected] - Password:
aSkIhV^3 - 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
Processes:
resource yara_rule behavioral2/memory/1620-10-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_EXE_Packed_GEN01 -
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
Processes:
resource yara_rule behavioral2/memory/1620-10-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers -
Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion 1 IoCs
Processes:
resource yara_rule behavioral2/memory/1620-10-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL -
Detects executables packed with SmartAssembly 1 IoCs
Processes:
resource yara_rule behavioral2/memory/4004-7-0x0000000005AF0000-0x0000000005AFC000-memory.dmp INDICATOR_EXE_Packed_SmartAssembly -
Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs
Processes:
resource yara_rule behavioral2/memory/1620-10-0x0000000000400000-0x0000000000442000-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 1 IoCs
Processes:
resource yara_rule behavioral2/memory/1620-10-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store -
Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs
Processes:
resource yara_rule behavioral2/memory/1620-10-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients -
Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs
Processes:
resource yara_rule behavioral2/memory/1620-10-0x0000000000400000-0x0000000000442000-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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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 39 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
Processes:
210759f49f032d8823c360b0e6d609ccf2259b885e86a15a70a39c09124b9a60.exedescription pid process target process PID 4004 set thread context of 1620 4004 210759f49f032d8823c360b0e6d609ccf2259b885e86a15a70a39c09124b9a60.exe 210759f49f032d8823c360b0e6d609ccf2259b885e86a15a70a39c09124b9a60.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
210759f49f032d8823c360b0e6d609ccf2259b885e86a15a70a39c09124b9a60.exepid process 1620 210759f49f032d8823c360b0e6d609ccf2259b885e86a15a70a39c09124b9a60.exe 1620 210759f49f032d8823c360b0e6d609ccf2259b885e86a15a70a39c09124b9a60.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
210759f49f032d8823c360b0e6d609ccf2259b885e86a15a70a39c09124b9a60.exedescription pid process Token: SeDebugPrivilege 1620 210759f49f032d8823c360b0e6d609ccf2259b885e86a15a70a39c09124b9a60.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
210759f49f032d8823c360b0e6d609ccf2259b885e86a15a70a39c09124b9a60.exepid process 1620 210759f49f032d8823c360b0e6d609ccf2259b885e86a15a70a39c09124b9a60.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
210759f49f032d8823c360b0e6d609ccf2259b885e86a15a70a39c09124b9a60.exedescription pid process target process PID 4004 wrote to memory of 1620 4004 210759f49f032d8823c360b0e6d609ccf2259b885e86a15a70a39c09124b9a60.exe 210759f49f032d8823c360b0e6d609ccf2259b885e86a15a70a39c09124b9a60.exe PID 4004 wrote to memory of 1620 4004 210759f49f032d8823c360b0e6d609ccf2259b885e86a15a70a39c09124b9a60.exe 210759f49f032d8823c360b0e6d609ccf2259b885e86a15a70a39c09124b9a60.exe PID 4004 wrote to memory of 1620 4004 210759f49f032d8823c360b0e6d609ccf2259b885e86a15a70a39c09124b9a60.exe 210759f49f032d8823c360b0e6d609ccf2259b885e86a15a70a39c09124b9a60.exe PID 4004 wrote to memory of 1620 4004 210759f49f032d8823c360b0e6d609ccf2259b885e86a15a70a39c09124b9a60.exe 210759f49f032d8823c360b0e6d609ccf2259b885e86a15a70a39c09124b9a60.exe PID 4004 wrote to memory of 1620 4004 210759f49f032d8823c360b0e6d609ccf2259b885e86a15a70a39c09124b9a60.exe 210759f49f032d8823c360b0e6d609ccf2259b885e86a15a70a39c09124b9a60.exe PID 4004 wrote to memory of 1620 4004 210759f49f032d8823c360b0e6d609ccf2259b885e86a15a70a39c09124b9a60.exe 210759f49f032d8823c360b0e6d609ccf2259b885e86a15a70a39c09124b9a60.exe PID 4004 wrote to memory of 1620 4004 210759f49f032d8823c360b0e6d609ccf2259b885e86a15a70a39c09124b9a60.exe 210759f49f032d8823c360b0e6d609ccf2259b885e86a15a70a39c09124b9a60.exe PID 4004 wrote to memory of 1620 4004 210759f49f032d8823c360b0e6d609ccf2259b885e86a15a70a39c09124b9a60.exe 210759f49f032d8823c360b0e6d609ccf2259b885e86a15a70a39c09124b9a60.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\210759f49f032d8823c360b0e6d609ccf2259b885e86a15a70a39c09124b9a60.exe"C:\Users\Admin\AppData\Local\Temp\210759f49f032d8823c360b0e6d609ccf2259b885e86a15a70a39c09124b9a60.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\210759f49f032d8823c360b0e6d609ccf2259b885e86a15a70a39c09124b9a60.exe"C:\Users\Admin\AppData\Local\Temp\210759f49f032d8823c360b0e6d609ccf2259b885e86a15a70a39c09124b9a60.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\210759f49f032d8823c360b0e6d609ccf2259b885e86a15a70a39c09124b9a60.exe.logFilesize
1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
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memory/1620-10-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/1620-19-0x0000000005430000-0x0000000005440000-memory.dmpFilesize
64KB
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memory/1620-18-0x0000000075290000-0x0000000075A40000-memory.dmpFilesize
7.7MB
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memory/1620-17-0x00000000068C0000-0x0000000006910000-memory.dmpFilesize
320KB
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memory/1620-16-0x00000000055F0000-0x0000000005656000-memory.dmpFilesize
408KB
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memory/1620-15-0x0000000005430000-0x0000000005440000-memory.dmpFilesize
64KB
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memory/1620-14-0x0000000075290000-0x0000000075A40000-memory.dmpFilesize
7.7MB
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memory/4004-8-0x0000000007010000-0x0000000007094000-memory.dmpFilesize
528KB
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memory/4004-9-0x0000000009820000-0x00000000098BC000-memory.dmpFilesize
624KB
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memory/4004-1-0x0000000075290000-0x0000000075A40000-memory.dmpFilesize
7.7MB
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memory/4004-7-0x0000000005AF0000-0x0000000005AFC000-memory.dmpFilesize
48KB
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memory/4004-13-0x0000000075290000-0x0000000075A40000-memory.dmpFilesize
7.7MB
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memory/4004-6-0x0000000005AD0000-0x0000000005AE2000-memory.dmpFilesize
72KB
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memory/4004-5-0x0000000005850000-0x000000000585A000-memory.dmpFilesize
40KB
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memory/4004-4-0x0000000005B10000-0x0000000005B20000-memory.dmpFilesize
64KB
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memory/4004-3-0x0000000005890000-0x0000000005922000-memory.dmpFilesize
584KB
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memory/4004-2-0x0000000005E40000-0x00000000063E4000-memory.dmpFilesize
5.6MB
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memory/4004-0-0x0000000000DA0000-0x0000000000E58000-memory.dmpFilesize
736KB