Analysis
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max time kernel
120s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
20-05-2022 23:52
Static task
static1
Behavioral task
behavioral1
Sample
URGENT ORDER SO 22-2020 WSO-20-03121.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
URGENT ORDER SO 22-2020 WSO-20-03121.exe
Resource
win10v2004-20220414-en
General
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Target
URGENT ORDER SO 22-2020 WSO-20-03121.exe
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Size
1.6MB
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MD5
4ce1f0792e5ba318f161fa37ec60d5e3
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SHA1
37a5e03a365c50e759a1173386b0090199315527
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SHA256
ebcea3b90af00f67983ebb15abec7e46a480818904a74764aab402da08d7b16b
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SHA512
4828c14865fc9cc46da9ca83981376286a3fa109dd4ef32c86bc258267c65fac5b37cceecbf434912037af12f0aedb9cf24b6183fcd382e1a755e0e1632a7573
Malware Config
Extracted
C:\Users\Admin\AppData\Local\8506BBE7FF\Log.txt
masslogger
Extracted
Protocol: smtp- Host:
mail.privateemail.com - Port:
587 - Username:
[email protected] - Password:
@Mexico1.,
Signatures
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MassLogger
Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.
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MassLogger log file 1 IoCs
Detects a log file produced by MassLogger.
yara_rule masslogger_log_file -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Control Panel\International\Geo\Nation URGENT ORDER SO 22-2020 WSO-20-03121.exe -
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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Accesses Microsoft Outlook profiles 1 TTPs 35 IoCs
description ioc Process Key queried \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 URGENT ORDER SO 22-2020 WSO-20-03121.exe Key created \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 URGENT ORDER SO 22-2020 WSO-20-03121.exe Key queried \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook URGENT ORDER SO 22-2020 WSO-20-03121.exe Key queried \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook URGENT ORDER SO 22-2020 WSO-20-03121.exe Key queried \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook URGENT ORDER SO 22-2020 WSO-20-03121.exe Key created \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 URGENT ORDER SO 22-2020 WSO-20-03121.exe Key created \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 URGENT ORDER SO 22-2020 WSO-20-03121.exe Key created \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook URGENT ORDER SO 22-2020 WSO-20-03121.exe Key opened \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 URGENT ORDER SO 22-2020 WSO-20-03121.exe Key opened \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 URGENT ORDER SO 22-2020 WSO-20-03121.exe Key created \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 URGENT ORDER SO 22-2020 WSO-20-03121.exe Key created \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook URGENT ORDER SO 22-2020 WSO-20-03121.exe Key created \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook URGENT ORDER SO 22-2020 WSO-20-03121.exe Key queried \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 URGENT ORDER SO 22-2020 WSO-20-03121.exe Key created \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook URGENT ORDER SO 22-2020 WSO-20-03121.exe Key created \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 URGENT ORDER SO 22-2020 WSO-20-03121.exe Key created \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook URGENT ORDER SO 22-2020 WSO-20-03121.exe Key opened \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 URGENT ORDER SO 22-2020 WSO-20-03121.exe Key opened \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 URGENT ORDER SO 22-2020 WSO-20-03121.exe Key opened \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 URGENT ORDER SO 22-2020 WSO-20-03121.exe Key opened \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 URGENT ORDER SO 22-2020 WSO-20-03121.exe Key opened \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 URGENT ORDER SO 22-2020 WSO-20-03121.exe Key created \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 URGENT ORDER SO 22-2020 WSO-20-03121.exe Key queried \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 URGENT ORDER SO 22-2020 WSO-20-03121.exe Key queried \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook URGENT ORDER SO 22-2020 WSO-20-03121.exe Key created \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 URGENT ORDER SO 22-2020 WSO-20-03121.exe Key queried \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 URGENT ORDER SO 22-2020 WSO-20-03121.exe Key created \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook URGENT ORDER SO 22-2020 WSO-20-03121.exe Key queried \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 URGENT ORDER SO 22-2020 WSO-20-03121.exe Key queried \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 URGENT ORDER SO 22-2020 WSO-20-03121.exe Key queried \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook URGENT ORDER SO 22-2020 WSO-20-03121.exe Key created \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook URGENT ORDER SO 22-2020 WSO-20-03121.exe Key queried \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 URGENT ORDER SO 22-2020 WSO-20-03121.exe Key queried \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook URGENT ORDER SO 22-2020 WSO-20-03121.exe Key queried \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook URGENT ORDER SO 22-2020 WSO-20-03121.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 4 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1260 set thread context of 332 1260 URGENT ORDER SO 22-2020 WSO-20-03121.exe 28 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1040 schtasks.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 332 URGENT ORDER SO 22-2020 WSO-20-03121.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1260 URGENT ORDER SO 22-2020 WSO-20-03121.exe 1260 URGENT ORDER SO 22-2020 WSO-20-03121.exe 1260 URGENT ORDER SO 22-2020 WSO-20-03121.exe 1260 URGENT ORDER SO 22-2020 WSO-20-03121.exe 332 URGENT ORDER SO 22-2020 WSO-20-03121.exe 332 URGENT ORDER SO 22-2020 WSO-20-03121.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1260 URGENT ORDER SO 22-2020 WSO-20-03121.exe Token: SeDebugPrivilege 332 URGENT ORDER SO 22-2020 WSO-20-03121.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 332 URGENT ORDER SO 22-2020 WSO-20-03121.exe -
Suspicious use of WriteProcessMemory 13 IoCs
description pid Process procid_target PID 1260 wrote to memory of 1040 1260 URGENT ORDER SO 22-2020 WSO-20-03121.exe 26 PID 1260 wrote to memory of 1040 1260 URGENT ORDER SO 22-2020 WSO-20-03121.exe 26 PID 1260 wrote to memory of 1040 1260 URGENT ORDER SO 22-2020 WSO-20-03121.exe 26 PID 1260 wrote to memory of 1040 1260 URGENT ORDER SO 22-2020 WSO-20-03121.exe 26 PID 1260 wrote to memory of 332 1260 URGENT ORDER SO 22-2020 WSO-20-03121.exe 28 PID 1260 wrote to memory of 332 1260 URGENT ORDER SO 22-2020 WSO-20-03121.exe 28 PID 1260 wrote to memory of 332 1260 URGENT ORDER SO 22-2020 WSO-20-03121.exe 28 PID 1260 wrote to memory of 332 1260 URGENT ORDER SO 22-2020 WSO-20-03121.exe 28 PID 1260 wrote to memory of 332 1260 URGENT ORDER SO 22-2020 WSO-20-03121.exe 28 PID 1260 wrote to memory of 332 1260 URGENT ORDER SO 22-2020 WSO-20-03121.exe 28 PID 1260 wrote to memory of 332 1260 URGENT ORDER SO 22-2020 WSO-20-03121.exe 28 PID 1260 wrote to memory of 332 1260 URGENT ORDER SO 22-2020 WSO-20-03121.exe 28 PID 1260 wrote to memory of 332 1260 URGENT ORDER SO 22-2020 WSO-20-03121.exe 28 -
outlook_office_path 1 IoCs
description ioc Process Key queried \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 URGENT ORDER SO 22-2020 WSO-20-03121.exe -
outlook_win_path 1 IoCs
description ioc Process Key queried \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 URGENT ORDER SO 22-2020 WSO-20-03121.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\URGENT ORDER SO 22-2020 WSO-20-03121.exe"C:\Users\Admin\AppData\Local\Temp\URGENT ORDER SO 22-2020 WSO-20-03121.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1260 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\&startupname&" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD2DA.tmp"2⤵
- Creates scheduled task(s)
PID:1040
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C:\Users\Admin\AppData\Local\Temp\URGENT ORDER SO 22-2020 WSO-20-03121.exe"{path}"2⤵
- Checks computer location settings
- Accesses Microsoft Outlook profiles
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:332
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
1KB
MD5d9b3fb55144055bf53049ae44e24a2b4
SHA1e01d7cbee7c35cac28b467f84e92b7a48d32d61e
SHA2567b950a718804352c3350d97782b2db4cd0e4fa78d1fded8b7f56edfa9df4a437
SHA512001c56ee85bf76eb22969026c4ddd0f784052c37144642d8124b4fe0db1893bba55b2f5c4739a5a8cb54cdab5b1ea37ad830b34c429fdac0b8f93a4d5acc052c