20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb

Analysis

max time kernel
187s
max time network
180s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
12/06/2022, 11:49

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General

Target

20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb.exe
Size

851KB
MD5

163a1119b9d3d5a129550b6be32c7001
SHA1

28474f91b0380276891707f702715a399e9c2acc
SHA256

20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb
SHA512

bc0c57ac5010b4917abb44889881c61d1ab9185702737a9705739566558f676c5338e5da9111956e5abb9c0dbf0cd59309f1bfb2c627186ed149eb4d8b64e4c7

Score

9^/10

collection

Malware Config

Signatures

NirSoft MailPassView 3 IoCs

Password recovery tool for various email clients

resource	yara_rule
behavioral2/memory/3872-147-0x0000000000400000-0x000000000041C000-memory.dmp	MailPassView
behavioral2/memory/3872-149-0x0000000000400000-0x000000000041C000-memory.dmp	MailPassView
behavioral2/memory/3872-150-0x0000000000400000-0x000000000041C000-memory.dmp	MailPassView

NirSoft WebBrowserPassView 4 IoCs

Password recovery tool for various web browsers

resource	yara_rule
behavioral2/memory/2928-140-0x0000000000400000-0x000000000045C000-memory.dmp	WebBrowserPassView
behavioral2/memory/2928-142-0x0000000000400000-0x000000000045C000-memory.dmp	WebBrowserPassView
behavioral2/memory/2928-143-0x0000000000400000-0x000000000045C000-memory.dmp	WebBrowserPassView
behavioral2/memory/2928-144-0x0000000000400000-0x000000000045C000-memory.dmp	WebBrowserPassView

Nirsoft 7 IoCs

resource	yara_rule
behavioral2/memory/2928-140-0x0000000000400000-0x000000000045C000-memory.dmp	Nirsoft
behavioral2/memory/2928-142-0x0000000000400000-0x000000000045C000-memory.dmp	Nirsoft
behavioral2/memory/2928-143-0x0000000000400000-0x000000000045C000-memory.dmp	Nirsoft
behavioral2/memory/2928-144-0x0000000000400000-0x000000000045C000-memory.dmp	Nirsoft
behavioral2/memory/3872-147-0x0000000000400000-0x000000000041C000-memory.dmp	Nirsoft
behavioral2/memory/3872-149-0x0000000000400000-0x000000000041C000-memory.dmp	Nirsoft
behavioral2/memory/3872-150-0x0000000000400000-0x000000000041C000-memory.dmp	Nirsoft

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Control Panel\International\Geo\Nation	20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb.exe

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts	vbc.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3844 set thread context of 1236	3844	20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb.exe	83
PID 1236 set thread context of 2928	1236	20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb.exe	84
PID 1236 set thread context of 3872	1236	20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb.exe	88

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task

T1053

pid	Process
2704	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2928	vbc.exe
2928	vbc.exe
2928	vbc.exe
2928	vbc.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 3844 wrote to memory of 2704	3844	20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb.exe	81
PID 3844 wrote to memory of 2704	3844	20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb.exe	81
PID 3844 wrote to memory of 2704	3844	20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb.exe	81
PID 3844 wrote to memory of 1236	3844	20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb.exe	83
PID 3844 wrote to memory of 1236	3844	20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb.exe	83
PID 3844 wrote to memory of 1236	3844	20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb.exe	83
PID 3844 wrote to memory of 1236	3844	20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb.exe	83
PID 3844 wrote to memory of 1236	3844	20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb.exe	83
PID 3844 wrote to memory of 1236	3844	20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb.exe	83
PID 3844 wrote to memory of 1236	3844	20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb.exe	83
PID 3844 wrote to memory of 1236	3844	20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb.exe	83
PID 1236 wrote to memory of 2928	1236	20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb.exe	84
PID 1236 wrote to memory of 2928	1236	20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb.exe	84
PID 1236 wrote to memory of 2928	1236	20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb.exe	84
PID 1236 wrote to memory of 2928	1236	20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb.exe	84
PID 1236 wrote to memory of 2928	1236	20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb.exe	84
PID 1236 wrote to memory of 2928	1236	20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb.exe	84
PID 1236 wrote to memory of 2928	1236	20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb.exe	84
PID 1236 wrote to memory of 2928	1236	20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb.exe	84
PID 1236 wrote to memory of 2928	1236	20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb.exe	84
PID 1236 wrote to memory of 3872	1236	20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb.exe	88
PID 1236 wrote to memory of 3872	1236	20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb.exe	88
PID 1236 wrote to memory of 3872	1236	20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb.exe	88
PID 1236 wrote to memory of 3872	1236	20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb.exe	88
PID 1236 wrote to memory of 3872	1236	20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb.exe	88
PID 1236 wrote to memory of 3872	1236	20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb.exe	88
PID 1236 wrote to memory of 3872	1236	20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb.exe	88
PID 1236 wrote to memory of 3872	1236	20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb.exe	88
PID 1236 wrote to memory of 3872	1236	20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb.exe	88

C:\Users\Admin\AppData\Local\Temp\20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb.exe
"C:\Users\Admin\AppData\Local\Temp\20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3844
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\COcVblveTOy" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA65D.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2704
- C:\Users\Admin\AppData\Local\Temp\20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb.exe
  "C:\Users\Admin\AppData\Local\Temp\20a7fb02f6d9a82fbae89fccdf1823ae1fdb36218671a04a39018f2b00149cbb.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:1236
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
    "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /stext "C:\Users\Admin\AppData\Local\Temp\tmp2699.tmp"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:2928
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
    "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /stext "C:\Users\Admin\AppData\Local\Temp\tmp4482.tmp"
    3⤵
    - Accesses Microsoft Outlook accounts
    PID:3872

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Scripting

T1064

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Scripting

T1064

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp2699.tmp

Filesize
4KB

MD5
a44410c464bc23ac615f732de976447c

SHA1
e13bb8bfa077dd78dda795b3c21750f217ba4d36

SHA256
a1a6fab77bd9c6713b610b41cb025ba806b8fd64fb80b862e1c44ab2277545a6

SHA512
15e8af0f65161d9ffe068f10083bb2aebfa9be89a36ca6816853f05b58dd05ea46c5abd2f306a354b6ce9eeab20f26a900c6cf3233553bacf168dcbefb79e31a

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpA65D.tmp

Filesize
1KB

MD5
7d843be157f666f7b3dc86fdd53d682f

SHA1
934876dafd690e3fb74dfdda635ade33729e5381

SHA256
71431dcdc96babe0885e62da27ec99a1096409c80e2a982e71571d69b6171116

SHA512
3bda3456698bad6dfbbcc2c441a76c4db96d21ad80f99778539c703396970ac9aae40db6c399ed56ea6c91194a102f9dfdbbec4df60a09a0843ed55f0ff3a9d5

Download Submit
memory/1236-137-0x0000000074960000-0x0000000074F11000-memory.dmp

Filesize
5.7MB

Download
memory/1236-138-0x0000000074960000-0x0000000074F11000-memory.dmp

Filesize
5.7MB

Download
memory/2928-140-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2928-142-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2928-143-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2928-144-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/3844-136-0x0000000074960000-0x0000000074F11000-memory.dmp

Filesize
5.7MB

Download
memory/3844-130-0x0000000074960000-0x0000000074F11000-memory.dmp

Filesize
5.7MB

Download
memory/3844-131-0x0000000074960000-0x0000000074F11000-memory.dmp

Filesize
5.7MB

Download
memory/3872-147-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/3872-149-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/3872-150-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download