Analysis
-
max time kernel
130s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system -
submitted
07-05-2024 01:36
Static task
static1
Behavioral task
behavioral1
Sample
ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe
Resource
win10v2004-20240419-en
General
-
Target
ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe
-
Size
2.3MB
-
MD5
b5b77f0c912f438cbc5142c42818fa29
-
SHA1
94b5df605f00d34581435e3ca10b47094e31c0ab
-
SHA256
ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce
-
SHA512
87a1fbb1b8187377997b219bf6b286102648ff913ab0d73c78c67bee443702e9824bc14e980a2d38e5ece9a1fccc6e134f5dfa6f2b9bd9604ccb0d140418424f
-
SSDEEP
49152:j1ZU7LqS9SUqiRCQqzDzKbQJRdUbXK2cBcDdPO++9vvGT1nkYE:joHqS9S1kVqzDzvRdLlCBPONvGZkL
Malware Config
Extracted
agenttesla
https://api.telegram.org/bot1263338506:AAEo1afaqZcanZqwKGJF2HA7xr6YOHyXHtU/
Signatures
-
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
-
Detect ZGRat V1 34 IoCs
resource yara_rule behavioral2/memory/4876-2-0x0000000005C90000-0x0000000005EC0000-memory.dmp family_zgrat_v1 behavioral2/memory/4876-6-0x0000000005C90000-0x0000000005EBA000-memory.dmp family_zgrat_v1 behavioral2/memory/4876-22-0x0000000005C90000-0x0000000005EBA000-memory.dmp family_zgrat_v1 behavioral2/memory/4876-14-0x0000000005C90000-0x0000000005EBA000-memory.dmp family_zgrat_v1 behavioral2/memory/4876-12-0x0000000005C90000-0x0000000005EBA000-memory.dmp family_zgrat_v1 behavioral2/memory/4876-10-0x0000000005C90000-0x0000000005EBA000-memory.dmp family_zgrat_v1 behavioral2/memory/4876-8-0x0000000005C90000-0x0000000005EBA000-memory.dmp family_zgrat_v1 behavioral2/memory/4876-5-0x0000000005C90000-0x0000000005EBA000-memory.dmp family_zgrat_v1 behavioral2/memory/4876-16-0x0000000005C90000-0x0000000005EBA000-memory.dmp family_zgrat_v1 behavioral2/memory/4876-32-0x0000000005C90000-0x0000000005EBA000-memory.dmp family_zgrat_v1 behavioral2/memory/4876-52-0x0000000005C90000-0x0000000005EBA000-memory.dmp family_zgrat_v1 behavioral2/memory/4876-56-0x0000000005C90000-0x0000000005EBA000-memory.dmp family_zgrat_v1 behavioral2/memory/4876-54-0x0000000005C90000-0x0000000005EBA000-memory.dmp family_zgrat_v1 behavioral2/memory/4876-50-0x0000000005C90000-0x0000000005EBA000-memory.dmp family_zgrat_v1 behavioral2/memory/4876-46-0x0000000005C90000-0x0000000005EBA000-memory.dmp family_zgrat_v1 behavioral2/memory/4876-42-0x0000000005C90000-0x0000000005EBA000-memory.dmp family_zgrat_v1 behavioral2/memory/4876-38-0x0000000005C90000-0x0000000005EBA000-memory.dmp family_zgrat_v1 behavioral2/memory/4876-36-0x0000000005C90000-0x0000000005EBA000-memory.dmp family_zgrat_v1 behavioral2/memory/4876-30-0x0000000005C90000-0x0000000005EBA000-memory.dmp family_zgrat_v1 behavioral2/memory/4876-28-0x0000000005C90000-0x0000000005EBA000-memory.dmp family_zgrat_v1 behavioral2/memory/4876-26-0x0000000005C90000-0x0000000005EBA000-memory.dmp family_zgrat_v1 behavioral2/memory/4876-24-0x0000000005C90000-0x0000000005EBA000-memory.dmp family_zgrat_v1 behavioral2/memory/4876-20-0x0000000005C90000-0x0000000005EBA000-memory.dmp family_zgrat_v1 behavioral2/memory/4876-48-0x0000000005C90000-0x0000000005EBA000-memory.dmp family_zgrat_v1 behavioral2/memory/4876-44-0x0000000005C90000-0x0000000005EBA000-memory.dmp family_zgrat_v1 behavioral2/memory/4876-18-0x0000000005C90000-0x0000000005EBA000-memory.dmp family_zgrat_v1 behavioral2/memory/4876-40-0x0000000005C90000-0x0000000005EBA000-memory.dmp family_zgrat_v1 behavioral2/memory/4876-34-0x0000000005C90000-0x0000000005EBA000-memory.dmp family_zgrat_v1 behavioral2/memory/4876-68-0x0000000005C90000-0x0000000005EBA000-memory.dmp family_zgrat_v1 behavioral2/memory/4876-66-0x0000000005C90000-0x0000000005EBA000-memory.dmp family_zgrat_v1 behavioral2/memory/4876-64-0x0000000005C90000-0x0000000005EBA000-memory.dmp family_zgrat_v1 behavioral2/memory/4876-62-0x0000000005C90000-0x0000000005EBA000-memory.dmp family_zgrat_v1 behavioral2/memory/4876-58-0x0000000005C90000-0x0000000005EBA000-memory.dmp family_zgrat_v1 behavioral2/memory/4876-60-0x0000000005C90000-0x0000000005EBA000-memory.dmp family_zgrat_v1 -
Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs
resource yara_rule behavioral2/memory/3204-4893-0x0000000000740000-0x0000000000782000-memory.dmp INDICATOR_EXE_Packed_GEN01 -
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
resource yara_rule behavioral2/memory/3204-4893-0x0000000000740000-0x0000000000782000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers -
Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs
resource yara_rule behavioral2/memory/3204-4893-0x0000000000740000-0x0000000000782000-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
resource yara_rule behavioral2/memory/3204-4893-0x0000000000740000-0x0000000000782000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store -
Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs
resource yara_rule behavioral2/memory/3204-4893-0x0000000000740000-0x0000000000782000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients -
Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs
resource yara_rule behavioral2/memory/3204-4893-0x0000000000740000-0x0000000000782000-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.
-
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.
-
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2818691465-3043947619-2475182763-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\notepad = "C:\\Users\\Admin\\AppData\\Roaming\\notepad.exe" ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 26 api.ipify.org 27 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4876 set thread context of 3204 4876 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe 93 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3204 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe 3204 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4876 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe Token: SeDebugPrivilege 4876 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe Token: SeDebugPrivilege 3204 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3204 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 4876 wrote to memory of 3204 4876 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe 93 PID 4876 wrote to memory of 3204 4876 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe 93 PID 4876 wrote to memory of 3204 4876 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe 93 PID 4876 wrote to memory of 3204 4876 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe 93 PID 4876 wrote to memory of 3204 4876 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe 93 PID 4876 wrote to memory of 3204 4876 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe 93 PID 4876 wrote to memory of 3204 4876 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe 93 PID 4876 wrote to memory of 3204 4876 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe 93
Processes
-
C:\Users\Admin\AppData\Local\Temp\ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe"C:\Users\Admin\AppData\Local\Temp\ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4876 -
C:\Users\Admin\AppData\Local\Temp\ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe"C:\Users\Admin\AppData\Local\Temp\ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3204
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe.log
Filesize805B
MD558a9108e39c2ea50e65c23be3a9407cf
SHA1fb21f7b9330aa1a77080a3243b81b49035102d7b
SHA2566049be83020702896a539b5c8c13270add224d7b91b3ee0bebc328791b74a84b
SHA51293804ee8a4560503e47c07f5fa4a959e23355a01aba406c103d339debc9b2b1d20a345cdbb8d8069dac97b9151f228cf559ac3dde1500e3484fba1a4126842bf