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Analysis
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max time kernel
136s -
max time network
90s -
platform
windows10_x64 -
resource
win10v200430 -
submitted
09/07/2020, 01:49
Static task
static1
Behavioral task
behavioral1
Sample
62ee9633-f92c-4000-ae56-370964749626.bin.exe
Resource
win7
Behavioral task
behavioral2
Sample
62ee9633-f92c-4000-ae56-370964749626.bin.exe
Resource
win10v200430
General
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Target
62ee9633-f92c-4000-ae56-370964749626.bin.exe
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Size
1.0MB
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MD5
34d8364be0227837e9cd6503f426c08e
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SHA1
43da38e0840229b6496bff651892531c97458a38
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SHA256
f43b32a0a224d190f5ce2f523d8a243c1ec7e0cc16798f2eaf4e4eb22480df43
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SHA512
6c5865b55aa377f9eb9f8857e584c6ca7f0b5ef60984fc61789da15aa60a0bd801660790793e2da93b21b964a4f1d930c29a8eee77281cfe64d71f0e2fea3910
Malware Config
Extracted
Protocol: smtp- Host:
smtp.masterindo.net - Port:
587 - Username:
[email protected] - Password:
uLrOsjJYN9
Signatures
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Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3712 62ee9633-f92c-4000-ae56-370964749626.bin.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3712 62ee9633-f92c-4000-ae56-370964749626.bin.exe 3712 62ee9633-f92c-4000-ae56-370964749626.bin.exe -
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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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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Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2804 wrote to memory of 2604 2804 62ee9633-f92c-4000-ae56-370964749626.bin.exe 72 PID 2804 wrote to memory of 2604 2804 62ee9633-f92c-4000-ae56-370964749626.bin.exe 72 PID 2804 wrote to memory of 2604 2804 62ee9633-f92c-4000-ae56-370964749626.bin.exe 72 PID 2804 wrote to memory of 3712 2804 62ee9633-f92c-4000-ae56-370964749626.bin.exe 74 PID 2804 wrote to memory of 3712 2804 62ee9633-f92c-4000-ae56-370964749626.bin.exe 74 PID 2804 wrote to memory of 3712 2804 62ee9633-f92c-4000-ae56-370964749626.bin.exe 74 PID 2804 wrote to memory of 3712 2804 62ee9633-f92c-4000-ae56-370964749626.bin.exe 74 PID 2804 wrote to memory of 3712 2804 62ee9633-f92c-4000-ae56-370964749626.bin.exe 74 PID 2804 wrote to memory of 3712 2804 62ee9633-f92c-4000-ae56-370964749626.bin.exe 74 PID 2804 wrote to memory of 3712 2804 62ee9633-f92c-4000-ae56-370964749626.bin.exe 74 PID 2804 wrote to memory of 3712 2804 62ee9633-f92c-4000-ae56-370964749626.bin.exe 74 -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2804 set thread context of 3712 2804 62ee9633-f92c-4000-ae56-370964749626.bin.exe 74 -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2604 schtasks.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
Processes
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C:\Users\Admin\AppData\Local\Temp\62ee9633-f92c-4000-ae56-370964749626.bin.exe"C:\Users\Admin\AppData\Local\Temp\62ee9633-f92c-4000-ae56-370964749626.bin.exe"1⤵
- Suspicious use of WriteProcessMemory
- Suspicious use of SetThreadContext
PID:2804 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\OKLSlOlyqjoU" /XML "C:\Users\Admin\AppData\Local\Temp\tmp645D.tmp"2⤵
- Creates scheduled task(s)
PID:2604
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C:\Users\Admin\AppData\Local\Temp\62ee9633-f92c-4000-ae56-370964749626.bin.exe"{path}"2⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious behavior: EnumeratesProcesses
PID:3712
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