Analysis
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max time kernel
118s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
29-04-2024 01:26
Static task
static1
Behavioral task
behavioral1
Sample
873fb072fccac9fc833f34c74570749b1c3fdc5d0b521f9b793550efa8026f25.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
873fb072fccac9fc833f34c74570749b1c3fdc5d0b521f9b793550efa8026f25.exe
Resource
win10v2004-20240419-en
General
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Target
873fb072fccac9fc833f34c74570749b1c3fdc5d0b521f9b793550efa8026f25.exe
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Size
818KB
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MD5
5207e1d2d04cc44b8ba39e6ce472e733
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SHA1
673e14e004281036d7420d705c1e336e451637aa
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SHA256
873fb072fccac9fc833f34c74570749b1c3fdc5d0b521f9b793550efa8026f25
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SHA512
8b4d9dc2758e310025067a8b772b7d313a2c35d07fd6720049199f5c49dbd6b924ee9ac0e55548acbd58fb76698907b6b89c575ace538a025445bc3af17a05b0
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SSDEEP
24576:NQPjKr5BNDBwCCMST7RoJHHMf412CPdoJ6u:6k5BNVo7RoMICJ6u
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.quoctoan.vn - Port:
587 - Username:
[email protected] - Password:
bGMJNaGYNTLC - 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/2636-10-0x0000000000400000-0x0000000000440000-memory.dmp INDICATOR_EXE_Packed_GEN01 behavioral1/memory/2636-17-0x0000000000400000-0x0000000000440000-memory.dmp INDICATOR_EXE_Packed_GEN01 behavioral1/memory/2636-15-0x0000000000400000-0x0000000000440000-memory.dmp INDICATOR_EXE_Packed_GEN01 behavioral1/memory/2636-11-0x0000000000400000-0x0000000000440000-memory.dmp INDICATOR_EXE_Packed_GEN01 behavioral1/memory/2636-13-0x0000000000400000-0x0000000000440000-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/2636-10-0x0000000000400000-0x0000000000440000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral1/memory/2636-17-0x0000000000400000-0x0000000000440000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral1/memory/2636-15-0x0000000000400000-0x0000000000440000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral1/memory/2636-11-0x0000000000400000-0x0000000000440000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral1/memory/2636-13-0x0000000000400000-0x0000000000440000-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/2636-10-0x0000000000400000-0x0000000000440000-memory.dmp INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID behavioral1/memory/2636-17-0x0000000000400000-0x0000000000440000-memory.dmp INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID behavioral1/memory/2636-15-0x0000000000400000-0x0000000000440000-memory.dmp INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID behavioral1/memory/2636-11-0x0000000000400000-0x0000000000440000-memory.dmp INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID behavioral1/memory/2636-13-0x0000000000400000-0x0000000000440000-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/2636-10-0x0000000000400000-0x0000000000440000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store behavioral1/memory/2636-17-0x0000000000400000-0x0000000000440000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store behavioral1/memory/2636-15-0x0000000000400000-0x0000000000440000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store behavioral1/memory/2636-11-0x0000000000400000-0x0000000000440000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store behavioral1/memory/2636-13-0x0000000000400000-0x0000000000440000-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/2636-10-0x0000000000400000-0x0000000000440000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients behavioral1/memory/2636-17-0x0000000000400000-0x0000000000440000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients behavioral1/memory/2636-15-0x0000000000400000-0x0000000000440000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients behavioral1/memory/2636-11-0x0000000000400000-0x0000000000440000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients behavioral1/memory/2636-13-0x0000000000400000-0x0000000000440000-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/2636-10-0x0000000000400000-0x0000000000440000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients behavioral1/memory/2636-17-0x0000000000400000-0x0000000000440000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients behavioral1/memory/2636-15-0x0000000000400000-0x0000000000440000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients behavioral1/memory/2636-11-0x0000000000400000-0x0000000000440000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients behavioral1/memory/2636-13-0x0000000000400000-0x0000000000440000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients -
Suspicious use of SetThreadContext 1 IoCs
Processes:
873fb072fccac9fc833f34c74570749b1c3fdc5d0b521f9b793550efa8026f25.exedescription pid process target process PID 2332 set thread context of 2636 2332 873fb072fccac9fc833f34c74570749b1c3fdc5d0b521f9b793550efa8026f25.exe MSBuild.exe -
Suspicious behavior: EnumeratesProcesses 16 IoCs
Processes:
873fb072fccac9fc833f34c74570749b1c3fdc5d0b521f9b793550efa8026f25.exeMSBuild.exepid process 2332 873fb072fccac9fc833f34c74570749b1c3fdc5d0b521f9b793550efa8026f25.exe 2332 873fb072fccac9fc833f34c74570749b1c3fdc5d0b521f9b793550efa8026f25.exe 2332 873fb072fccac9fc833f34c74570749b1c3fdc5d0b521f9b793550efa8026f25.exe 2332 873fb072fccac9fc833f34c74570749b1c3fdc5d0b521f9b793550efa8026f25.exe 2332 873fb072fccac9fc833f34c74570749b1c3fdc5d0b521f9b793550efa8026f25.exe 2332 873fb072fccac9fc833f34c74570749b1c3fdc5d0b521f9b793550efa8026f25.exe 2332 873fb072fccac9fc833f34c74570749b1c3fdc5d0b521f9b793550efa8026f25.exe 2332 873fb072fccac9fc833f34c74570749b1c3fdc5d0b521f9b793550efa8026f25.exe 2332 873fb072fccac9fc833f34c74570749b1c3fdc5d0b521f9b793550efa8026f25.exe 2332 873fb072fccac9fc833f34c74570749b1c3fdc5d0b521f9b793550efa8026f25.exe 2332 873fb072fccac9fc833f34c74570749b1c3fdc5d0b521f9b793550efa8026f25.exe 2332 873fb072fccac9fc833f34c74570749b1c3fdc5d0b521f9b793550efa8026f25.exe 2332 873fb072fccac9fc833f34c74570749b1c3fdc5d0b521f9b793550efa8026f25.exe 2332 873fb072fccac9fc833f34c74570749b1c3fdc5d0b521f9b793550efa8026f25.exe 2636 MSBuild.exe 2636 MSBuild.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
873fb072fccac9fc833f34c74570749b1c3fdc5d0b521f9b793550efa8026f25.exeMSBuild.exedescription pid process Token: SeDebugPrivilege 2332 873fb072fccac9fc833f34c74570749b1c3fdc5d0b521f9b793550efa8026f25.exe Token: SeDebugPrivilege 2636 MSBuild.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
873fb072fccac9fc833f34c74570749b1c3fdc5d0b521f9b793550efa8026f25.exedescription pid process target process PID 2332 wrote to memory of 2636 2332 873fb072fccac9fc833f34c74570749b1c3fdc5d0b521f9b793550efa8026f25.exe MSBuild.exe PID 2332 wrote to memory of 2636 2332 873fb072fccac9fc833f34c74570749b1c3fdc5d0b521f9b793550efa8026f25.exe MSBuild.exe PID 2332 wrote to memory of 2636 2332 873fb072fccac9fc833f34c74570749b1c3fdc5d0b521f9b793550efa8026f25.exe MSBuild.exe PID 2332 wrote to memory of 2636 2332 873fb072fccac9fc833f34c74570749b1c3fdc5d0b521f9b793550efa8026f25.exe MSBuild.exe PID 2332 wrote to memory of 2636 2332 873fb072fccac9fc833f34c74570749b1c3fdc5d0b521f9b793550efa8026f25.exe MSBuild.exe PID 2332 wrote to memory of 2636 2332 873fb072fccac9fc833f34c74570749b1c3fdc5d0b521f9b793550efa8026f25.exe MSBuild.exe PID 2332 wrote to memory of 2636 2332 873fb072fccac9fc833f34c74570749b1c3fdc5d0b521f9b793550efa8026f25.exe MSBuild.exe PID 2332 wrote to memory of 2636 2332 873fb072fccac9fc833f34c74570749b1c3fdc5d0b521f9b793550efa8026f25.exe MSBuild.exe PID 2332 wrote to memory of 2636 2332 873fb072fccac9fc833f34c74570749b1c3fdc5d0b521f9b793550efa8026f25.exe MSBuild.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\873fb072fccac9fc833f34c74570749b1c3fdc5d0b521f9b793550efa8026f25.exe"C:\Users\Admin\AppData\Local\Temp\873fb072fccac9fc833f34c74570749b1c3fdc5d0b521f9b793550efa8026f25.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2332 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2636
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/2332-0-0x0000000000BE0000-0x0000000000CB2000-memory.dmpFilesize
840KB
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memory/2332-1-0x0000000074740000-0x0000000074E2E000-memory.dmpFilesize
6.9MB
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memory/2332-2-0x0000000004360000-0x00000000043A0000-memory.dmpFilesize
256KB
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memory/2332-3-0x00000000004B0000-0x00000000004D0000-memory.dmpFilesize
128KB
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memory/2332-4-0x00000000004D0000-0x00000000004E4000-memory.dmpFilesize
80KB
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memory/2332-5-0x0000000005A00000-0x0000000005A82000-memory.dmpFilesize
520KB
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memory/2332-6-0x0000000074740000-0x0000000074E2E000-memory.dmpFilesize
6.9MB
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memory/2332-7-0x0000000004360000-0x00000000043A0000-memory.dmpFilesize
256KB
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memory/2332-19-0x0000000074740000-0x0000000074E2E000-memory.dmpFilesize
6.9MB
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memory/2636-17-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2636-12-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmpFilesize
4KB
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memory/2636-15-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2636-11-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2636-13-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2636-9-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2636-8-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2636-18-0x0000000074740000-0x0000000074E2E000-memory.dmpFilesize
6.9MB
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memory/2636-10-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2636-20-0x0000000074740000-0x0000000074E2E000-memory.dmpFilesize
6.9MB
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memory/2636-21-0x0000000004C50000-0x0000000004C90000-memory.dmpFilesize
256KB