Analysis
- max time kernel
145s - max time network
148s - platform
windows10-2004_x64 - resource
win10v2004-20230221-en - resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system - submitted
02/05/2023, 11:36
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
DHL PK 160612561677.exe
Resource
win7-20230220-en
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
DHL PK 160612561677.exe
Resource
win10v2004-20230221-en
11 signatures
150 seconds
General
- Target DHL PK 160612561677.exe
- Size 581KB
- Sample230502-nqkb3scg21
- SHA256 1e0970459d115bde0c455a543f92bac5f17bdbcaa716791704792c78be82f299
- MD5 b9af2c2ded8d2511cb5bd4975e932436
- SHA1 f52d4ea88b0ff0dcf0724238fae17038d581936a
- SHA512 81c0cc530b28ff6ad1621203ddd426ad03a9e1794b2995e83bdf52f3fa35062fe3944c4ef9f118fec5f833c440278bf1888d7fb1976a1d9679b1f17f77060100
- SSDEEP 12288:HA/Hc4BYvA8BEScDpkwU0/cIxx/MZrrb9Y+:Y9H8YWINxW9bW+
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Family
-
agenttesla
Credentials
-
Protocol
smtp
-
Host
us2.smtp.mailhostbox.com
-
Port
587
-
Username
-
Password
DSJBtPsn2
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 DHL PK 160612561677.exe Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 DHL PK 160612561677.exe Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 DHL PK 160612561677.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4132 set thread context of 1548 4132 DHL PK 160612561677.exe 94 - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4132 DHL PK 160612561677.exe 4132 DHL PK 160612561677.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4132 DHL PK 160612561677.exe Token: SeDebugPrivilege 1548 DHL PK 160612561677.exe - Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 4132 wrote to memory of 648 4132 DHL PK 160612561677.exe 93 PID 4132 wrote to memory of 648 4132 DHL PK 160612561677.exe 93 PID 4132 wrote to memory of 648 4132 DHL PK 160612561677.exe 93 PID 4132 wrote to memory of 1548 4132 DHL PK 160612561677.exe 94 PID 4132 wrote to memory of 1548 4132 DHL PK 160612561677.exe 94 PID 4132 wrote to memory of 1548 4132 DHL PK 160612561677.exe 94 PID 4132 wrote to memory of 1548 4132 DHL PK 160612561677.exe 94 PID 4132 wrote to memory of 1548 4132 DHL PK 160612561677.exe 94 PID 4132 wrote to memory of 1548 4132 DHL PK 160612561677.exe 94 PID 4132 wrote to memory of 1548 4132 DHL PK 160612561677.exe 94 PID 4132 wrote to memory of 1548 4132 DHL PK 160612561677.exe 94 - outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 DHL PK 160612561677.exe - outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 DHL PK 160612561677.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\DHL PK 160612561677.exe"C:\Users\Admin\AppData\Local\Temp\DHL PK 160612561677.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4132 -
C:\Users\Admin\AppData\Local\Temp\DHL PK 160612561677.exe"C:\Users\Admin\AppData\Local\Temp\DHL PK 160612561677.exe"2⤵PID:648
-
-
C:\Users\Admin\AppData\Local\Temp\DHL PK 160612561677.exe"C:\Users\Admin\AppData\Local\Temp\DHL PK 160612561677.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1548
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\DHL PK 160612561677.exe.log
- Size 1KB
- SHA256 7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
- MD5 8ec831f3e3a3f77e4a7b9cd32b48384c
- SHA1 d83f09fd87c5bd86e045873c231c14836e76a05c
- SHA512 26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
- MD5 SHA1 SHA512