zgrat | 12dcefaf7cb33b93666d904438d7e6de7d71618230f225c8a7ab37096857ae48

Resubmissions

14-05-2024 07:02

240514-ht24eaeh43 10

Analysis

max time kernel
149s
max time network
120s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
14-05-2024 07:02

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Report Analysis Logs

General

Target

958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
Size

2.7MB
MD5

69cc2e20ea7a51666b8c14be90441073
SHA1

6a3c7d3267c5c2a679f5f41dff36c091dccfb337
SHA256

958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24
SHA512

de565813d0ddfe491c367e78b2a11891a73859a04efd83d8f35a4a6f6a028a29c873750dc863d1dfca9c40f9b4778cb1882bf8c07b9609f8463db22ac912922a
SSDEEP

49152:nsul/s9YiZYGuT/s9YEQtQRTMYIMi7ztf33cSywWyFoEgn9uw:nJVsG+YRzsG1tQRjdih8rwcr

Score

10^/10

zgrat ransomware rat spyware stealer

Malware Config

Signatures

Detect ZGRat V1 1 IoCs

resource	yara_rule
behavioral1/memory/1036-1-0x0000000001060000-0x000000000130E000-memory.dmp	family_zgrat_v1

ZGRat
ZGRat is remote access trojan written in C#.
rat zgrat

.NET Reactor proctector 1 IoCs

Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

resource	yara_rule
behavioral1/memory/1036-1-0x0000000001060000-0x000000000130E000-memory.dmp	net_reactor

Drops startup file 3 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MVI6MT0qPLmQhQ6j.exe	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MVI6MT0qPLmQhQ6j.exe	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\desktop.ini.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Looks up external IP address via web service 4 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
7	icanhazip.com
9	ip-api.com
5	api.ipify.org
6	api.ipify.org

Sets desktop wallpaper using registry 2 TTPs 1 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Cash.img"	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\ipsfin.xml.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\Stationery\grid_(inch).wmf.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\fr-FR\tipresx.dll.mui.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\oskpred\oskpredbase.xml.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\sl-SI\tipresx.dll.mui.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\Stationery\Graph.emf.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\System\Ole DB\sqlxmlx.rll.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\hwresplm.dat.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\en-US\micaut.dll.mui.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\main.xml.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\System\msadc\msadcs.dll.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\System\msadc\de-DE\msdaremr.dll.mui.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\en-US\InputPersonalization.exe.mui.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\it-IT\rtscom.dll.mui.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\Stationery\Connectivity.gif.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\System\ado\msadomd28.tlb.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\web\webbase.xml.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\VGX\VGX.dll.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\System\Ole DB\msdatl3.dll.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\System\Ole DB\en-US\msdasqlr.dll.mui.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\System\Ole DB\it-IT\sqlxmlx.rll.mui.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\Filters\odffilt.dll.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\keypad\keypadbase.xml.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\VSTO\10.0\VSTOInstaller.config.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\System\msadc\it-IT\msadcfr.dll.mui.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\en-US\tabskb.dll.mui.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\System\wab32res.dll.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\mshwLatin.dll.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\System\msadc\msdfmap.dll.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\System\Ole DB\sqloledb.rll.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\de-DE\micaut.dll.mui.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\es-ES\TipRes.dll.mui.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\it-IT\InkWatson.exe.mui.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\SpeechEngines\Microsoft\TTS20\ja-JP\MSTTSLoc.dll.mui.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\Content.xml.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\ipsdeu.xml.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\en-US\boxed-join.avi.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\Stationery\To_Do_List.emf.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\System\msadc\de-DE\msadcor.dll.mui.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\hwritalm.dat.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\OFFICE14\Csi.dll.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\Stationery\Monet.jpg.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\en-US\IpsMigrationPlugin.dll.mui.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\numbers.xml.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\main\zh-dayi.xml.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\Stationery\Garden.jpg.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\System\Ole DB\oledb32r.dll.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\InkWatson.exe.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\osppobjs-spp-plugin-manifest-signed.xrm-ms.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\en-US\mip.exe.mui.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\en-US\rtscom.dll.mui.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\SpeechEngines\Microsoft\TTS20\de-DE\MSTTSLoc.dll.mui.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\System\Ole DB\msdaps.dll.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\hwrfrash.dat.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\ShapeCollector.exe.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\TipBand.dll.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\en-US\IPSEventLogMsg.dll.mui.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\es-ES\mshwLatin.dll.mui.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\Stationery\Memo.emf.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\System\msadc\it-IT\msaddsr.dll.mui.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\de-DE\InputPersonalization.exe.mui.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\ja-JP\TipTsf.dll.mui.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\Stationery\Peacock.jpg.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\VSTO\10.0\1033\VSTOInstallerUI.dll.CashRansomware	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1036	958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
Token: SeBackupPrivilege	1588	vssvc.exe
Token: SeRestorePrivilege	1588	vssvc.exe
Token: SeAuditPrivilege	1588	vssvc.exe

Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Users\Admin\AppData\Local\Temp\958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe
"C:\Users\Admin\AppData\Local\Temp\958ccd8e8dcce5e7bac5f891e8edc42ad6c5497d9385c8ae26c328c5f7beda24.exe"
1⤵
- Drops startup file
- Sets desktop wallpaper using registry
- Drops file in Program Files directory
- Suspicious use of AdjustPrivilegeToken
PID:1036

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1588

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact