Analysis
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max time kernel
145s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
24/01/2024, 10:41
Static task
static1
Behavioral task
behavioral1
Sample
SecuriteInfo.com.Win32.RATX-gen.26533.9243.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
SecuriteInfo.com.Win32.RATX-gen.26533.9243.exe
Resource
win10v2004-20231215-en
General
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Target
SecuriteInfo.com.Win32.RATX-gen.26533.9243.exe
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Size
665KB
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MD5
f8386a9d4a69ae5af9d907411b09d117
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SHA1
000110cf3ba7402e20ff49c0a71d0f028d5bc532
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SHA256
2e62ccab66721d06ed86a11e1fb8e2207f440529a148efcb866b29f2382d12c3
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SHA512
03e219062255de66ae75ae646127630f536c24411cbd8b18e7fe87033be86b7bee2296890a78e305279270f0033efb33b6531f04aa1d2c9c567d8b69128808a9
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SSDEEP
12288:k1Xi0C0eEnPRodr19cRdSysNtn65BPpV1cK0Lnq8nloGkamiPk:L0/PSdr1mH/sL63PD14LnqENm
Malware Config
Extracted
Protocol: smtp- Host:
mail.indusun.org - Port:
587 - Username:
[email protected] - Password:
235@Indus
Extracted
agenttesla
Protocol: smtp- Host:
mail.indusun.org - Port:
587 - Username:
[email protected] - Password:
235@Indus - 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 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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ZUHFqcY = "C:\\Users\\Admin\\AppData\\Roaming\\ZUHFqcY\\ZUHFqcY.exe" SecuriteInfo.com.Win32.RATX-gen.26533.9243.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 23 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2692 set thread context of 116 2692 SecuriteInfo.com.Win32.RATX-gen.26533.9243.exe 97 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 116 SecuriteInfo.com.Win32.RATX-gen.26533.9243.exe 116 SecuriteInfo.com.Win32.RATX-gen.26533.9243.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 116 SecuriteInfo.com.Win32.RATX-gen.26533.9243.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2692 wrote to memory of 116 2692 SecuriteInfo.com.Win32.RATX-gen.26533.9243.exe 97 PID 2692 wrote to memory of 116 2692 SecuriteInfo.com.Win32.RATX-gen.26533.9243.exe 97 PID 2692 wrote to memory of 116 2692 SecuriteInfo.com.Win32.RATX-gen.26533.9243.exe 97 PID 2692 wrote to memory of 116 2692 SecuriteInfo.com.Win32.RATX-gen.26533.9243.exe 97 PID 2692 wrote to memory of 116 2692 SecuriteInfo.com.Win32.RATX-gen.26533.9243.exe 97 PID 2692 wrote to memory of 116 2692 SecuriteInfo.com.Win32.RATX-gen.26533.9243.exe 97 PID 2692 wrote to memory of 116 2692 SecuriteInfo.com.Win32.RATX-gen.26533.9243.exe 97 PID 2692 wrote to memory of 116 2692 SecuriteInfo.com.Win32.RATX-gen.26533.9243.exe 97
Processes
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.RATX-gen.26533.9243.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.RATX-gen.26533.9243.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2692 -
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.RATX-gen.26533.9243.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.RATX-gen.26533.9243.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:116
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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\SecuriteInfo.com.Win32.RATX-gen.26533.9243.exe.log
Filesize1KB
MD5b7b9acb869ccc7f7ecb5304ec0384dee
SHA16a90751c95817903ee833d59a0abbef425a613b3
SHA2568cb00a15cd942a1861c573d86d6fb430512c8e2f80f6349f48b16b8709ca7aa4
SHA5127bec881ac5f59ac26f1be1e7e26d63f040c06369de10c1c246e531a4395d27c335d9acc647ecdedb48ed37bdc2dc405a4cfc11762e1c00659a49be259eaf8764