Analysis
- max time kernel
179s - max time network
198s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system - submitted
09/01/2024, 18:27
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
ecb51ddb13b350add20331e625da5845.exe
Resource
win7-20231215-en
3 signatures
150 seconds
Behavioral task
behavioral2
Sample
ecb51ddb13b350add20331e625da5845.exe
Resource
win10v2004-20231215-en
7 signatures
150 seconds
General
- Target ecb51ddb13b350add20331e625da5845.exe
- Size 1.6MB
- Sample240109-w354bagfe4
- SHA256 5222cf7574c35fad6614ea04447309234c9c0ad95f372b2e0a69bc56f0110c67
- MD5 ecb51ddb13b350add20331e625da5845
- SHA1 301d274e52e9d4892e89b937dc848e149a57eaee
- SHA512 7fb5c9d29feb7d20b5221ca5c3b482c577a1e1402768395d350d3ca622a1983d6ad25f71e02594e7b236a011bfc9aec5ecb76108e192bc74f071de0bbd67753e
- SSDEEP 24576:Ot4BW5oaXpcB7mVSaccPuvcd5OGQT/1/0nS+7n4SYwqK4zf3RTsAHWAgqChJ+huf:eJiecVw2JgqJXn0jNQuiNB/e
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Family
-
agenttesla
Credentials
-
Protocol
smtp
-
Host
us2.smtp.mailhostbox.com
-
Port
587
-
Username
-
Password
SkoipkqHg0
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla payload 1 IoCs
resource yara_rule behavioral2/memory/3012-13-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\firefox = "C:\\Users\\Admin\\AppData\\Roaming\\firefox\\firefox.exe" ecb51ddb13b350add20331e625da5845.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4996 set thread context of 3012 4996 ecb51ddb13b350add20331e625da5845.exe 106 - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3012 ecb51ddb13b350add20331e625da5845.exe 3012 ecb51ddb13b350add20331e625da5845.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4996 ecb51ddb13b350add20331e625da5845.exe Token: SeDebugPrivilege 3012 ecb51ddb13b350add20331e625da5845.exe - Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 4996 wrote to memory of 3012 4996 ecb51ddb13b350add20331e625da5845.exe 106 PID 4996 wrote to memory of 3012 4996 ecb51ddb13b350add20331e625da5845.exe 106 PID 4996 wrote to memory of 3012 4996 ecb51ddb13b350add20331e625da5845.exe 106 PID 4996 wrote to memory of 3012 4996 ecb51ddb13b350add20331e625da5845.exe 106 PID 4996 wrote to memory of 3012 4996 ecb51ddb13b350add20331e625da5845.exe 106 PID 4996 wrote to memory of 3012 4996 ecb51ddb13b350add20331e625da5845.exe 106 PID 4996 wrote to memory of 3012 4996 ecb51ddb13b350add20331e625da5845.exe 106 PID 4996 wrote to memory of 3012 4996 ecb51ddb13b350add20331e625da5845.exe 106
Processes
-
C:\Users\Admin\AppData\Local\Temp\ecb51ddb13b350add20331e625da5845.exe"C:\Users\Admin\AppData\Local\Temp\ecb51ddb13b350add20331e625da5845.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4996 -
C:\Users\Admin\AppData\Local\Temp\ecb51ddb13b350add20331e625da5845.exe"C:\Users\Admin\AppData\Local\Temp\ecb51ddb13b350add20331e625da5845.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3012
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\ecb51ddb13b350add20331e625da5845.exe.log
- Size 1KB
- SHA256 c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553
- MD5 17573558c4e714f606f997e5157afaac
- SHA1 13e16e9415ceef429aaf124139671ebeca09ed23
- SHA512 f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc
- MD5 SHA1 SHA512