Analysis
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max time kernel
145s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20231130-en -
resource tags
arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system -
submitted
09-12-2023 01:52
Static task
static1
Behavioral task
behavioral1
Sample
c93bde97c40ef62ed29d1ac5ff077603c11a043ff8ae58fd854333a2c8e37c2d.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
c93bde97c40ef62ed29d1ac5ff077603c11a043ff8ae58fd854333a2c8e37c2d.exe
Resource
win10v2004-20231130-en
General
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Target
c93bde97c40ef62ed29d1ac5ff077603c11a043ff8ae58fd854333a2c8e37c2d.exe
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Size
833KB
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MD5
1680c36ba32de652263ecbea2da37f3e
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SHA1
d94d86320691dd007d88d4c7c3a4000d6f785ab2
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SHA256
c93bde97c40ef62ed29d1ac5ff077603c11a043ff8ae58fd854333a2c8e37c2d
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SHA512
22d06e5a00d9063909b987e1549e5848fc47e4811eebe72765972404f0bb9adf029ce2b5e674903d2b762d119566352237bca3bd7e8f142b32cbfd3de5157a80
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SSDEEP
12288:Q5x1wCDwhjBiRynxZxn+SoSgYCiWCzY8wHU83Cfl/5KSDPr5uCdef:GoIRaZF+SobYv/R83y/5LDMCdef
Malware Config
Extracted
Protocol: smtp- Host:
mail.wcoil.com - Port:
587 - Username:
[email protected] - Password:
Largoo11!
Extracted
agenttesla
Protocol: smtp- Host:
mail.wcoil.com - Port:
587 - Username:
[email protected] - Password:
Largoo11! - 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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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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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3936660601-1848837011-2142350499-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\cybersecurity = "C:\\Users\\Admin\\AppData\\Roaming\\cybersecurity\\cybersecurity.exe" c93bde97c40ef62ed29d1ac5ff077603c11a043ff8ae58fd854333a2c8e37c2d.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 189 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1524 set thread context of 3572 1524 c93bde97c40ef62ed29d1ac5ff077603c11a043ff8ae58fd854333a2c8e37c2d.exe 98 -
Suspicious behavior: EnumeratesProcesses 9 IoCs
pid Process 1524 c93bde97c40ef62ed29d1ac5ff077603c11a043ff8ae58fd854333a2c8e37c2d.exe 1524 c93bde97c40ef62ed29d1ac5ff077603c11a043ff8ae58fd854333a2c8e37c2d.exe 1524 c93bde97c40ef62ed29d1ac5ff077603c11a043ff8ae58fd854333a2c8e37c2d.exe 1524 c93bde97c40ef62ed29d1ac5ff077603c11a043ff8ae58fd854333a2c8e37c2d.exe 1524 c93bde97c40ef62ed29d1ac5ff077603c11a043ff8ae58fd854333a2c8e37c2d.exe 1524 c93bde97c40ef62ed29d1ac5ff077603c11a043ff8ae58fd854333a2c8e37c2d.exe 3572 c93bde97c40ef62ed29d1ac5ff077603c11a043ff8ae58fd854333a2c8e37c2d.exe 3572 c93bde97c40ef62ed29d1ac5ff077603c11a043ff8ae58fd854333a2c8e37c2d.exe 3572 c93bde97c40ef62ed29d1ac5ff077603c11a043ff8ae58fd854333a2c8e37c2d.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1524 c93bde97c40ef62ed29d1ac5ff077603c11a043ff8ae58fd854333a2c8e37c2d.exe Token: SeDebugPrivilege 3572 c93bde97c40ef62ed29d1ac5ff077603c11a043ff8ae58fd854333a2c8e37c2d.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 1524 wrote to memory of 4268 1524 c93bde97c40ef62ed29d1ac5ff077603c11a043ff8ae58fd854333a2c8e37c2d.exe 96 PID 1524 wrote to memory of 4268 1524 c93bde97c40ef62ed29d1ac5ff077603c11a043ff8ae58fd854333a2c8e37c2d.exe 96 PID 1524 wrote to memory of 4268 1524 c93bde97c40ef62ed29d1ac5ff077603c11a043ff8ae58fd854333a2c8e37c2d.exe 96 PID 1524 wrote to memory of 4268 1524 c93bde97c40ef62ed29d1ac5ff077603c11a043ff8ae58fd854333a2c8e37c2d.exe 96 PID 1524 wrote to memory of 4268 1524 c93bde97c40ef62ed29d1ac5ff077603c11a043ff8ae58fd854333a2c8e37c2d.exe 96 PID 1524 wrote to memory of 4268 1524 c93bde97c40ef62ed29d1ac5ff077603c11a043ff8ae58fd854333a2c8e37c2d.exe 96 PID 1524 wrote to memory of 4268 1524 c93bde97c40ef62ed29d1ac5ff077603c11a043ff8ae58fd854333a2c8e37c2d.exe 96 PID 1524 wrote to memory of 4268 1524 c93bde97c40ef62ed29d1ac5ff077603c11a043ff8ae58fd854333a2c8e37c2d.exe 96 PID 1524 wrote to memory of 3572 1524 c93bde97c40ef62ed29d1ac5ff077603c11a043ff8ae58fd854333a2c8e37c2d.exe 98 PID 1524 wrote to memory of 3572 1524 c93bde97c40ef62ed29d1ac5ff077603c11a043ff8ae58fd854333a2c8e37c2d.exe 98 PID 1524 wrote to memory of 3572 1524 c93bde97c40ef62ed29d1ac5ff077603c11a043ff8ae58fd854333a2c8e37c2d.exe 98 PID 1524 wrote to memory of 3572 1524 c93bde97c40ef62ed29d1ac5ff077603c11a043ff8ae58fd854333a2c8e37c2d.exe 98 PID 1524 wrote to memory of 3572 1524 c93bde97c40ef62ed29d1ac5ff077603c11a043ff8ae58fd854333a2c8e37c2d.exe 98 PID 1524 wrote to memory of 3572 1524 c93bde97c40ef62ed29d1ac5ff077603c11a043ff8ae58fd854333a2c8e37c2d.exe 98 PID 1524 wrote to memory of 3572 1524 c93bde97c40ef62ed29d1ac5ff077603c11a043ff8ae58fd854333a2c8e37c2d.exe 98 PID 1524 wrote to memory of 3572 1524 c93bde97c40ef62ed29d1ac5ff077603c11a043ff8ae58fd854333a2c8e37c2d.exe 98
Processes
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C:\Users\Admin\AppData\Local\Temp\c93bde97c40ef62ed29d1ac5ff077603c11a043ff8ae58fd854333a2c8e37c2d.exe"C:\Users\Admin\AppData\Local\Temp\c93bde97c40ef62ed29d1ac5ff077603c11a043ff8ae58fd854333a2c8e37c2d.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1524 -
C:\Users\Admin\AppData\Local\Temp\c93bde97c40ef62ed29d1ac5ff077603c11a043ff8ae58fd854333a2c8e37c2d.exe"C:\Users\Admin\AppData\Local\Temp\c93bde97c40ef62ed29d1ac5ff077603c11a043ff8ae58fd854333a2c8e37c2d.exe"2⤵PID:4268
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C:\Users\Admin\AppData\Local\Temp\c93bde97c40ef62ed29d1ac5ff077603c11a043ff8ae58fd854333a2c8e37c2d.exe"C:\Users\Admin\AppData\Local\Temp\c93bde97c40ef62ed29d1ac5ff077603c11a043ff8ae58fd854333a2c8e37c2d.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3572
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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\c93bde97c40ef62ed29d1ac5ff077603c11a043ff8ae58fd854333a2c8e37c2d.exe.log
Filesize1KB
MD584e77a587d94307c0ac1357eb4d3d46f
SHA183cc900f9401f43d181207d64c5adba7a85edc1e
SHA256e16024b092a026a9dc00df69d4b9bbcab7b2dc178dc5291fc308a1abc9304a99
SHA512aefb5c62200b3ed97718d20a89990954d4d8acdc0a6a73c5a420f1bba619cb79e70c2cd0a579b9f52dc6b09e1de2cea6cd6cac4376cfee92d94e2c01d310f691