Analysis
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max time kernel
137s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240611-en -
resource tags
arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system -
submitted
12-06-2024 01:45
Static task
static1
Behavioral task
behavioral1
Sample
8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da.exe
Resource
win10v2004-20240611-en
General
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Target
8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da.exe
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Size
855KB
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MD5
ee2b547c344606df4e8b4fc1114274c4
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SHA1
dff9650c7ec6e71612c4e7af46cf4cafef69b2c1
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SHA256
8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da
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SHA512
2a69297894eeaafa4e259cfc06cc5ea149323255d0c466dc08dc8d792c9a8b3022a17e94b125b7a140c41dea93a23dea8702db2b5ccf2a00d0226181eac470b1
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SSDEEP
24576:Ng61jjk0LAta9AYZDIKkK2+W5LVrfagz:dFkh37am
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.groupmt.vn - Port:
587 - Username:
[email protected] - Password:
4j37SF2n8e - 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/1832-10-0x0000000000400000-0x0000000000442000-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/1832-10-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers -
Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs
Processes:
resource yara_rule behavioral2/memory/1832-10-0x0000000000400000-0x0000000000442000-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/1832-10-0x0000000000400000-0x0000000000442000-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/1832-10-0x0000000000400000-0x0000000000442000-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/1832-10-0x0000000000400000-0x0000000000442000-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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Suspicious use of SetThreadContext 1 IoCs
Processes:
8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da.exedescription pid process target process PID 1372 set thread context of 1832 1372 8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da.exe 8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da.exepid process 1832 8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da.exe 1832 8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da.exedescription pid process Token: SeDebugPrivilege 1832 8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da.exepid process 1832 8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da.exedescription pid process target process PID 1372 wrote to memory of 1832 1372 8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da.exe 8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da.exe PID 1372 wrote to memory of 1832 1372 8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da.exe 8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da.exe PID 1372 wrote to memory of 1832 1372 8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da.exe 8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da.exe PID 1372 wrote to memory of 1832 1372 8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da.exe 8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da.exe PID 1372 wrote to memory of 1832 1372 8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da.exe 8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da.exe PID 1372 wrote to memory of 1832 1372 8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da.exe 8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da.exe PID 1372 wrote to memory of 1832 1372 8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da.exe 8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da.exe PID 1372 wrote to memory of 1832 1372 8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da.exe 8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da.exe"C:\Users\Admin\AppData\Local\Temp\8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1372 -
C:\Users\Admin\AppData\Local\Temp\8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da.exe"C:\Users\Admin\AppData\Local\Temp\8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1832
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=3960,i,8998666007764333392,14724298544432336038,262144 --variations-seed-version --mojo-platform-channel-handle=4452 /prefetch:81⤵PID:3952
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\8fd73ae7fb9da6bf5d793b56d1cd12a0f2cd342236cca599fb92ecdc1ea700da.exe.log
Filesize1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3