Analysis
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max time kernel
118s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
22-04-2024 13:17
Static task
static1
Behavioral task
behavioral1
Sample
adminn.scr.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
adminn.scr.exe
Resource
win10v2004-20240412-en
General
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Target
adminn.scr.exe
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Size
864KB
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MD5
30f6c45a4b1e83ddcb7cde070f81ce7d
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SHA1
68e82e6d01ccb9f15b14a6858aef13710b7eea5e
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SHA256
b2485787dd9753b8bd558f63c62c9e234ba5e29a22131545af2a642318f2e0ca
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SHA512
83a51516a6443494a1eab57d97daf58e98e6795696e65110692148e3542d6d880a5b0d60a96aea8f11c24ffb4d4ac83488705e40225e4f974a6cee0b20b86d30
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SSDEEP
12288:c8pYTbiznIwAfExOC001UtDu3kq8fxL9g5s6+6sGgThgUSD6bQl:HpYqnI/MxOMXurgfohaObQl
Malware Config
Extracted
Protocol: smtp- Host:
webmail.purplechai.co.ke - Port:
587 - Username:
[email protected] - Password:
Netanya1@
Extracted
agenttesla
Protocol: smtp- Host:
webmail.purplechai.co.ke - Port:
587 - Username:
[email protected] - Password:
Netanya1@ - 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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Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 4 api.ipify.org 5 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2696 set thread context of 1072 2696 adminn.scr.exe 28 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1072 adminn.scr.exe 1072 adminn.scr.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1072 adminn.scr.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 2696 wrote to memory of 1072 2696 adminn.scr.exe 28 PID 2696 wrote to memory of 1072 2696 adminn.scr.exe 28 PID 2696 wrote to memory of 1072 2696 adminn.scr.exe 28 PID 2696 wrote to memory of 1072 2696 adminn.scr.exe 28 PID 2696 wrote to memory of 1072 2696 adminn.scr.exe 28 PID 2696 wrote to memory of 1072 2696 adminn.scr.exe 28 PID 2696 wrote to memory of 1072 2696 adminn.scr.exe 28 PID 2696 wrote to memory of 1072 2696 adminn.scr.exe 28 PID 2696 wrote to memory of 1072 2696 adminn.scr.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\adminn.scr.exe"C:\Users\Admin\AppData\Local\Temp\adminn.scr.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2696 -
C:\Users\Admin\AppData\Local\Temp\adminn.scr.exe"C:\Users\Admin\AppData\Local\Temp\adminn.scr.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1072
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