Analysis
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max time kernel
123s -
max time network
126s -
platform
windows7_x64 -
resource
win7-20231020-en -
resource tags
arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system -
submitted
02-12-2023 02:15
Static task
static1
Behavioral task
behavioral1
Sample
480c40b5f2db0afbdfea03814510e4106ccac4fb4f7c3b694ddc0a09206d988e.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
480c40b5f2db0afbdfea03814510e4106ccac4fb4f7c3b694ddc0a09206d988e.exe
Resource
win10v2004-20231127-en
General
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Target
480c40b5f2db0afbdfea03814510e4106ccac4fb4f7c3b694ddc0a09206d988e.exe
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Size
5.2MB
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MD5
6739c4558368ca1e2702256ff38b173e
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SHA1
5c3fdc7abe581e99fd4b6e4dedc2df934dd6e571
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SHA256
480c40b5f2db0afbdfea03814510e4106ccac4fb4f7c3b694ddc0a09206d988e
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SHA512
59ba04a53948862f14eb66b24b7d96c5b333b111e31b85f7dc001ae5b9c644c80792cf520ffb0852067f4b8a84d160d6b2ff0fe6bed899a82fb13107fed05bcb
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SSDEEP
49152:FST3/D3jRgpXQbrnX1bXDt5IR9HJhBwcA2fHPuFjyvx0UUeX0r4qCimrS9o2LEMt:ksrdMq5oqcXUfw/
Malware Config
Extracted
agenttesla
https://api.telegram.org/bot6659517229:AAHsMaq2u4iOJbALq8B4B8LCwvPfy-kRYo0/
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Adds Run key to start application 2 TTPs 1 IoCs
Processes:
CasPol.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000\Software\Microsoft\Windows\CurrentVersion\Run\QAYhnM = "C:\\Users\\Admin\\AppData\\Roaming\\QAYhnM\\QAYhnM.exe" CasPol.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.
Processes:
flow ioc 4 api.ipify.org 5 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
480c40b5f2db0afbdfea03814510e4106ccac4fb4f7c3b694ddc0a09206d988e.exedescription pid process target process PID 2116 set thread context of 2764 2116 480c40b5f2db0afbdfea03814510e4106ccac4fb4f7c3b694ddc0a09206d988e.exe CasPol.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
CasPol.exepid process 2764 CasPol.exe 2764 CasPol.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
CasPol.exedescription pid process Token: SeDebugPrivilege 2764 CasPol.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
CasPol.exepid process 2764 CasPol.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
480c40b5f2db0afbdfea03814510e4106ccac4fb4f7c3b694ddc0a09206d988e.exedescription pid process target process PID 2116 wrote to memory of 2764 2116 480c40b5f2db0afbdfea03814510e4106ccac4fb4f7c3b694ddc0a09206d988e.exe CasPol.exe PID 2116 wrote to memory of 2764 2116 480c40b5f2db0afbdfea03814510e4106ccac4fb4f7c3b694ddc0a09206d988e.exe CasPol.exe PID 2116 wrote to memory of 2764 2116 480c40b5f2db0afbdfea03814510e4106ccac4fb4f7c3b694ddc0a09206d988e.exe CasPol.exe PID 2116 wrote to memory of 2764 2116 480c40b5f2db0afbdfea03814510e4106ccac4fb4f7c3b694ddc0a09206d988e.exe CasPol.exe PID 2116 wrote to memory of 2764 2116 480c40b5f2db0afbdfea03814510e4106ccac4fb4f7c3b694ddc0a09206d988e.exe CasPol.exe PID 2116 wrote to memory of 2764 2116 480c40b5f2db0afbdfea03814510e4106ccac4fb4f7c3b694ddc0a09206d988e.exe CasPol.exe PID 2116 wrote to memory of 2764 2116 480c40b5f2db0afbdfea03814510e4106ccac4fb4f7c3b694ddc0a09206d988e.exe CasPol.exe PID 2116 wrote to memory of 2764 2116 480c40b5f2db0afbdfea03814510e4106ccac4fb4f7c3b694ddc0a09206d988e.exe CasPol.exe PID 2116 wrote to memory of 2764 2116 480c40b5f2db0afbdfea03814510e4106ccac4fb4f7c3b694ddc0a09206d988e.exe CasPol.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\480c40b5f2db0afbdfea03814510e4106ccac4fb4f7c3b694ddc0a09206d988e.exe"C:\Users\Admin\AppData\Local\Temp\480c40b5f2db0afbdfea03814510e4106ccac4fb4f7c3b694ddc0a09206d988e.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2116 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2764