Analysis
-
max time kernel
148s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
30-11-2022 12:57
Static task
static1
Behavioral task
behavioral1
Sample
5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exe
Resource
win7-20220812-en
General
-
Target
5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exe
-
Size
968KB
-
MD5
2745ff290f911865a5451f5d726fefac
-
SHA1
cebcf4314b61e6f3e13a960eb12d7075e0a0fe6d
-
SHA256
5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3
-
SHA512
0c8398652c620876f7622f9425b9dd3f218351aa65a34e96866c495462d28ec0f5ddd5f46ab2d512bbb6e4c9dd87164cf110f8eaa59a9cac873849cfdde0b6d2
-
SSDEEP
24576:K3T6pi2qOpLh79Hlb8UbRV938Aa5HYvDy2WZqdRjHnAIMtZ54Lr3rmyu9GW2f2nh:oIZ9Fb8UM5HYvDy2WZqdRjHnAIMtZ54C
Malware Config
Extracted
Protocol: smtp- Host:
smtp.yandex.com - Port:
587 - Username:
lamb.talk@yandex.com - Password:
SaviO123@@
Signatures
-
NirSoft MailPassView 5 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule behavioral2/memory/4548-147-0x0000000006B90000-0x0000000006C20000-memory.dmp MailPassView behavioral2/memory/2096-155-0x0000000000000000-mapping.dmp MailPassView behavioral2/memory/2096-156-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/2096-158-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/2096-159-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 6 IoCs
Password recovery tool for various web browsers
Processes:
resource yara_rule behavioral2/memory/4548-147-0x0000000006B90000-0x0000000006C20000-memory.dmp WebBrowserPassView behavioral2/memory/2136-160-0x0000000000000000-mapping.dmp WebBrowserPassView behavioral2/memory/2136-161-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/2136-163-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/2136-164-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/2136-166-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView -
Nirsoft 10 IoCs
Processes:
resource yara_rule behavioral2/memory/4548-147-0x0000000006B90000-0x0000000006C20000-memory.dmp Nirsoft behavioral2/memory/2096-155-0x0000000000000000-mapping.dmp Nirsoft behavioral2/memory/2096-156-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/2096-158-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/2096-159-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/2136-160-0x0000000000000000-mapping.dmp Nirsoft behavioral2/memory/2136-161-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/2136-163-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/2136-164-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/2136-166-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft -
Uses the VBS compiler for execution 1 TTPs
-
Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
Processes:
vbc.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts vbc.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 13 whatismyipaddress.com 15 whatismyipaddress.com -
Suspicious use of SetThreadContext 3 IoCs
Processes:
5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exe5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exedescription pid process target process PID 4988 set thread context of 4548 4988 5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exe 5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exe PID 4548 set thread context of 2096 4548 5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exe vbc.exe PID 4548 set thread context of 2136 4548 5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exe vbc.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
vbc.exe5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exepid process 2136 vbc.exe 2136 vbc.exe 4548 5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exedescription pid process Token: SeDebugPrivilege 4548 5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exe5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exepid process 4988 5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exe 4548 5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exe -
Suspicious use of WriteProcessMemory 21 IoCs
Processes:
5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exe5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exedescription pid process target process PID 4988 wrote to memory of 4548 4988 5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exe 5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exe PID 4988 wrote to memory of 4548 4988 5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exe 5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exe PID 4988 wrote to memory of 4548 4988 5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exe 5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exe PID 4548 wrote to memory of 2096 4548 5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exe vbc.exe PID 4548 wrote to memory of 2096 4548 5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exe vbc.exe PID 4548 wrote to memory of 2096 4548 5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exe vbc.exe PID 4548 wrote to memory of 2096 4548 5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exe vbc.exe PID 4548 wrote to memory of 2096 4548 5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exe vbc.exe PID 4548 wrote to memory of 2096 4548 5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exe vbc.exe PID 4548 wrote to memory of 2096 4548 5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exe vbc.exe PID 4548 wrote to memory of 2096 4548 5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exe vbc.exe PID 4548 wrote to memory of 2096 4548 5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exe vbc.exe PID 4548 wrote to memory of 2136 4548 5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exe vbc.exe PID 4548 wrote to memory of 2136 4548 5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exe vbc.exe PID 4548 wrote to memory of 2136 4548 5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exe vbc.exe PID 4548 wrote to memory of 2136 4548 5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exe vbc.exe PID 4548 wrote to memory of 2136 4548 5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exe vbc.exe PID 4548 wrote to memory of 2136 4548 5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exe vbc.exe PID 4548 wrote to memory of 2136 4548 5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exe vbc.exe PID 4548 wrote to memory of 2136 4548 5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exe vbc.exe PID 4548 wrote to memory of 2136 4548 5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exe vbc.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exe"C:\Users\Admin\AppData\Local\Temp\5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exeC:\Users\Admin\AppData\Local\Temp\5b6610379c1f06cb89307502f9a5a481dc67622146f902345f60db0ca708adc3.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exeC:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"3⤵
- Accesses Microsoft Outlook accounts
-
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exeC:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holderwb.txt"3⤵
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Temp\holderwb.txtFilesize
3KB
MD5f94dc819ca773f1e3cb27abbc9e7fa27
SHA19a7700efadc5ea09ab288544ef1e3cd876255086
SHA256a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92
SHA51272a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196
-
memory/2096-155-0x0000000000000000-mapping.dmp
-
memory/2096-159-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
-
memory/2096-158-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
-
memory/2096-156-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
-
memory/2136-166-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
-
memory/2136-164-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
-
memory/2136-163-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
-
memory/2136-161-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
-
memory/2136-160-0x0000000000000000-mapping.dmp
-
memory/4548-140-0x00007FFA8CAD0000-0x00007FFA8CCC5000-memory.dmpFilesize
2.0MB
-
memory/4548-144-0x00000000773F0000-0x0000000077593000-memory.dmpFilesize
1.6MB
-
memory/4548-151-0x0000000000720000-0x0000000000728000-memory.dmpFilesize
32KB
-
memory/4548-152-0x00007FFA8CAD0000-0x00007FFA8CCC5000-memory.dmpFilesize
2.0MB
-
memory/4548-153-0x00000000773F0000-0x0000000077593000-memory.dmpFilesize
1.6MB
-
memory/4548-154-0x0000000074A60000-0x0000000075011000-memory.dmpFilesize
5.7MB
-
memory/4548-147-0x0000000006B90000-0x0000000006C20000-memory.dmpFilesize
576KB
-
memory/4548-150-0x0000000074A60000-0x0000000075011000-memory.dmpFilesize
5.7MB
-
memory/4548-143-0x0000000000400000-0x0000000000478000-memory.dmpFilesize
480KB
-
memory/4548-141-0x0000000000400000-0x00000000004F1000-memory.dmpFilesize
964KB
-
memory/4548-135-0x0000000000000000-mapping.dmp
-
memory/4988-139-0x00000000773F0000-0x0000000077593000-memory.dmpFilesize
1.6MB
-
memory/4988-138-0x00000000773F0000-0x0000000077593000-memory.dmpFilesize
1.6MB
-
memory/4988-137-0x00007FFA8CAD0000-0x00007FFA8CCC5000-memory.dmpFilesize
2.0MB
-
memory/4988-136-0x0000000000800000-0x0000000000808000-memory.dmpFilesize
32KB
-
memory/4988-134-0x0000000000800000-0x0000000000808000-memory.dmpFilesize
32KB