Analysis
- max time kernel
149s - max time network
53s - platform
windows10_x64 - resource
win10v200430 - submitted
10/07/2020, 13:26
Static task
static1
Behavioral task
behavioral1
Sample
PO.exe
Resource
win7
0 signatures
0 seconds
General
- Target PO.exe
- Size 860KB
- Sample200710-vxzylvcf76
- SHA256 8d2b350ef1282afe80c0e468481dc0daa2189fdd8018a33ce5b8d67e8d52fff5
- MD5 7cdb96610252bc8f0798e021a17e7c3e
- SHA1 b37f8591b45ce86cf6e0257beaee01a400527eb2
- SHA512 c3ca3502e1a880ac3ec3f0133efc3ca0dcda3086a13651b7a78e5df1fa27ac50005b465db58f66f259c381234ee72f4f0c158e9026bc03fa7949418a09a6a691
- MD5 SHA1 SHA512
Malware Config
Extracted
Family
-
agenttesla
Credentials
-
Protocol
smtp
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Host
smtp.yandex.com
-
Port
587
-
Username
-
Password
ikem123456789
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 3 IoCs
resource yara_rule behavioral2/memory/4028-1-0x00000000004AEE50-mapping.dmp family_agenttesla behavioral2/memory/4028-4-0x0000000000400000-0x00000000004B0000-memory.dmp family_agenttesla behavioral2/memory/4028-5-0x00000000009B0000-0x0000000000A02000-memory.dmp family_agenttesla -
resource yara_rule behavioral2/memory/4028-0-0x0000000000400000-0x00000000004B0000-memory.dmp upx behavioral2/memory/4028-3-0x0000000000400000-0x00000000004B0000-memory.dmp upx behavioral2/memory/4028-4-0x0000000000400000-0x00000000004B0000-memory.dmp upx - 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.
- Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1612 set thread context of 4028 1612 PO.exe 68 - Suspicious behavior: EnumeratesProcesses 58 IoCs
pid Process 1612 PO.exe 1612 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 1660 PO.exe 4028 PO.exe 4028 PO.exe - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1612 PO.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4028 PO.exe - Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1612 wrote to memory of 4028 1612 PO.exe 68 PID 1612 wrote to memory of 4028 1612 PO.exe 68 PID 1612 wrote to memory of 4028 1612 PO.exe 68 PID 1612 wrote to memory of 1660 1612 PO.exe 69 PID 1612 wrote to memory of 1660 1612 PO.exe 69 PID 1612 wrote to memory of 1660 1612 PO.exe 69 PID 4028 wrote to memory of 3888 4028 PO.exe 75 PID 4028 wrote to memory of 3888 4028 PO.exe 75 PID 4028 wrote to memory of 3888 4028 PO.exe 75
Processes
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C:\Users\Admin\AppData\Local\Temp\PO.exe"C:\Users\Admin\AppData\Local\Temp\PO.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1612 -
C:\Users\Admin\AppData\Local\Temp\PO.exe"C:\Users\Admin\AppData\Local\Temp\PO.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4028 -
C:\Windows\SysWOW64\netsh.exe"netsh" wlan show profile3⤵PID:3888
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C:\Users\Admin\AppData\Local\Temp\PO.exe"C:\Users\Admin\AppData\Local\Temp\PO.exe" 2 4028 1245622⤵
- Suspicious behavior: EnumeratesProcesses
PID:1660
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