dharma | 8ed183df76d08024f15e051f4f5711535dde6372ff4beafecfff07f82e846800

Analysis

max time kernel
46s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
01-01-2024 15:12

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General

Target

71506a3322b0e0bc6fc2c1a1f0ac844a82a8c3fbbfeb4e6452013b4ade7610fb.exe
Size

597KB
MD5

ee754ea777505e2fd2870afb325f50e8
SHA1

be8724e9bd48665ae0c6eedbaf8de23e5987dc45
SHA256

71506a3322b0e0bc6fc2c1a1f0ac844a82a8c3fbbfeb4e6452013b4ade7610fb
SHA512

a6b4acf8c94f1284458a950582ef18adfeac1496e26f537ea21c22f3574b3cffa48e547ea1b9804c45633e12b53c3f1ac1e2d536e150c84ddcbfc9223f525d85
SSDEEP

12288:td5UKfiOLkxMAgyJ/4zBSqGuKCYminksnkyr2OMnVVs4OgcwdPsc:X5LAHPDuKC8n/dCD9Zsc

Score

10^/10

dharma zgrat persistence ransomware rat

Malware Config

Signatures

Detect ZGRat V2 1 IoCs

resource	yara_rule
behavioral24/memory/2720-9-0x00000000060A0000-0x00000000060E4000-memory.dmp	family_zgrat_v2

Dharma
Dharma is a ransomware that uses security software installation to hide malicious activities.
ransomware dharma
ZGRat
ZGRat is remote access trojan written in C#.
rat zgrat
Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
ransomware

File Deletion
T1070.004

Inhibit System Recovery
T1490

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\71506a3322b0e0bc6fc2c1a1f0ac844a82a8c3fbbfeb4e6452013b4ade7610fb.exe	msiexec.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\71506a3322b0e0bc6fc2c1a1f0ac844a82a8c3fbbfeb4e6452013b4ade7610fb.exe = "C:\\Windows\\System32\\71506a3322b0e0bc6fc2c1a1f0ac844a82a8c3fbbfeb4e6452013b4ade7610fb.exe"	msiexec.exe

Drops desktop.ini file(s) 4 IoCs

description	ioc	Process
File opened for modification	C:\$Recycle.Bin\S-1-5-21-768304381-2824894965-3840216961-1000\desktop.ini	msiexec.exe
File opened for modification	C:\Program Files\desktop.ini	msiexec.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\1033\DataServices\DESKTOP.INI	msiexec.exe
File opened for modification	F:\$RECYCLE.BIN\S-1-5-21-768304381-2824894965-3840216961-1000\desktop.ini	msiexec.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	71506a3322b0e0bc6fc2c1a1f0ac844a82a8c3fbbfeb4e6452013b4ade7610fb.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	71506a3322b0e0bc6fc2c1a1f0ac844a82a8c3fbbfeb4e6452013b4ade7610fb.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\System32\71506a3322b0e0bc6fc2c1a1f0ac844a82a8c3fbbfeb4e6452013b4ade7610fb.exe	msiexec.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2720	71506a3322b0e0bc6fc2c1a1f0ac844a82a8c3fbbfeb4e6452013b4ade7610fb.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\legal\javafx\glib.md	msiexec.exe
File created	C:\Program Files\Java\jre-1.8\legal\javafx\webkit.md.id-717EC83E.[[email protected]].gdb	msiexec.exe
File opened for modification	C:\Program Files\Common Files\System\msadc\fr-FR\msadcer.dll.mui	msiexec.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogo.contrast-black_scale-80.png.id-717EC83E.[[email protected]].gdb	msiexec.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\relaxngdatatype.md.id-717EC83E.[[email protected]].gdb	msiexec.exe
File created	C:\Program Files\Java\jdk-1.8\legal\jdk\xmlresolver.md.id-717EC83E.[[email protected]].gdb	msiexec.exe
File opened for modification	C:\Program Files\Microsoft Office\root\fre\StartMenu_Win10.mp4.id-717EC83E.[[email protected]].gdb	msiexec.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ODBC Drivers\Salesforce\lib\1033\SQLENGINEMESSAGES.XML.id-717EC83E.[[email protected]].gdb	msiexec.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Blue Green.xml.id-717EC83E.[[email protected]].gdb	msiexec.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\1033\ClientVolumeLicense_eula.txt.id-717EC83E.[[email protected]].gdb	msiexec.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\System.Configuration.dll.id-717EC83E.[[email protected]].gdb	msiexec.exe
File created	C:\Program Files\7-Zip\Lang\sa.txt.id-717EC83E.[[email protected]].gdb	msiexec.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\pkcs11cryptotoken.md.id-717EC83E.[[email protected]].gdb	msiexec.exe
File created	C:\Program Files\Java\jre-1.8\Welcome.html.id-717EC83E.[[email protected]].gdb	msiexec.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogo.scale-180.png.id-717EC83E.[[email protected]].gdb	msiexec.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGMN096.XML	msiexec.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\System.Runtime.Loader.dll	msiexec.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000018\cardview\lib\native-common\assets\cardview-warning.png.id-717EC83E.[[email protected]].gdb	msiexec.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\TelemetryLog.xltx.id-717EC83E.[[email protected]].gdb	msiexec.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\LogoImages\ExcelLogoSmall.contrast-black_scale-80.png.id-717EC83E.[[email protected]].gdb	msiexec.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\LogoImages\ExcelLogoSmall.scale-180.png	msiexec.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MEDIA\CHIMES.WAV.id-717EC83E.[[email protected]].gdb	msiexec.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL120.XML.id-717EC83E.[[email protected]].gdb	msiexec.exe
File opened for modification	C:\Program Files\Java\jre-1.8\lib\images\cursors\win32_MoveNoDrop32x32.gif	msiexec.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ink\pl-PL\tipresx.dll.mui	msiexec.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogoSmall.contrast-white_scale-180.png	msiexec.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PG_INDEX.XML.id-717EC83E.[[email protected]].gdb	msiexec.exe
File opened for modification	C:\Program Files\7-Zip\Lang\mn.txt	msiexec.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\System.IO.Pipes.dll	msiexec.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\1033\PREVIEWTEMPLATE2.POTX.id-717EC83E.[[email protected]].gdb	msiexec.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogoSmall.contrast-white_scale-140.png.id-717EC83E.[[email protected]].gdb	msiexec.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\System.Security.AccessControl.dll.id-717EC83E.[[email protected]].gdb	msiexec.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\System.Threading.Channels.dll.id-717EC83E.[[email protected]].gdb	msiexec.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Consolas-Verdana.xml	msiexec.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000018\cardview\lib\native-common\assets\cardview-flag.png	msiexec.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.de-de.dll	msiexec.exe
File created	C:\Program Files\Java\jre-1.8\lib\images\cursors\win32_MoveDrop32x32.gif.id-717EC83E.[[email protected]].gdb	msiexec.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL110.XML.id-717EC83E.[[email protected]].gdb	msiexec.exe
File created	C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000027\assets\Icons\Delete.White.png.id-717EC83E.[[email protected]].gdb	msiexec.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ink\ipskor.xml	msiexec.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.officemui.msi.16.en-us.xml	msiexec.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ADDINS\PowerPivot Excel Add-in\Cartridges\sqlpdw.xsl.id-717EC83E.[[email protected]].gdb	msiexec.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogo.contrast-black_scale-180.png.id-717EC83E.[[email protected]].gdb	msiexec.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\LogoImages\WinWordLogoSmall.contrast-white_scale-140.png.id-717EC83E.[[email protected]].gdb	msiexec.exe
File opened for modification	C:\Program Files\CopyCheckpoint.tiff	msiexec.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\api-ms-win-core-util-l1-1-0.dll.id-717EC83E.[[email protected]].gdb	msiexec.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.PPT	msiexec.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\QuickStyles\word2013bw.dotx.id-717EC83E.[[email protected]].gdb	msiexec.exe
File opened for modification	C:\Program Files\Common Files\System\fr-FR\wab32res.dll.mui	msiexec.exe
File opened for modification	C:\Program Files\Common Files\System\Ole DB\sqlxmlx.dll	msiexec.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.PowerPoint.PowerPoint.x-none.msi.16.x-none.xml	msiexec.exe
File created	C:\Program Files\Microsoft Office\root\Office16\LivePersonaCard\images\default\linkedin_logo_large.png.id-717EC83E.[[email protected]].gdb	msiexec.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL083.XML.id-717EC83E.[[email protected]].gdb	msiexec.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-conio-l1-1-0.dll.id-717EC83E.[[email protected]].gdb	msiexec.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\legal\jdk\icu.md.id-717EC83E.[[email protected]].gdb	msiexec.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\api-ms-win-crt-locale-l1-1-0.dll.id-717EC83E.[[email protected]].gdb	msiexec.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.25\System.Diagnostics.Tools.dll.id-717EC83E.[[email protected]].gdb	msiexec.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\LogoImages\OneNoteLogoSmall.contrast-white_scale-100.png.id-717EC83E.[[email protected]].gdb	msiexec.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000027\assets\Icons\NewCommentRTL.png	msiexec.exe
File created	C:\Program Files\7-Zip\Lang\hu.txt.id-717EC83E.[[email protected]].gdb	msiexec.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jmc.txt	msiexec.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\legal\jdk\cldr.md.id-717EC83E.[[email protected]].gdb	msiexec.exe
File created	C:\Program Files\Java\jre-1.8\legal\jdk\dom.md.id-717EC83E.[[email protected]].gdb	msiexec.exe
File created	C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL075.XML.id-717EC83E.[[email protected]].gdb	msiexec.exe

Interacts with shadow copies 2 TTPs 2 IoCs

Shadow copies are often targeted by ransomware to inhibit system recovery.

ransomware

File Deletion

T1070.004

Inhibit System Recovery

T1490

pid	Process
7232	vssadmin.exe
6488	vssadmin.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
2720	71506a3322b0e0bc6fc2c1a1f0ac844a82a8c3fbbfeb4e6452013b4ade7610fb.exe
4232	msiexec.exe
4232	msiexec.exe
4232	msiexec.exe
4232	msiexec.exe
4232	msiexec.exe
4232	msiexec.exe
4232	msiexec.exe
4232	msiexec.exe
4232	msiexec.exe
4232	msiexec.exe
4232	msiexec.exe
4232	msiexec.exe
4232	msiexec.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2720	71506a3322b0e0bc6fc2c1a1f0ac844a82a8c3fbbfeb4e6452013b4ade7610fb.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2720	71506a3322b0e0bc6fc2c1a1f0ac844a82a8c3fbbfeb4e6452013b4ade7610fb.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2720 wrote to memory of 4232	2720	71506a3322b0e0bc6fc2c1a1f0ac844a82a8c3fbbfeb4e6452013b4ade7610fb.exe	100
PID 2720 wrote to memory of 4232	2720	71506a3322b0e0bc6fc2c1a1f0ac844a82a8c3fbbfeb4e6452013b4ade7610fb.exe	100
PID 2720 wrote to memory of 4232	2720	71506a3322b0e0bc6fc2c1a1f0ac844a82a8c3fbbfeb4e6452013b4ade7610fb.exe	100
PID 2720 wrote to memory of 4232	2720	71506a3322b0e0bc6fc2c1a1f0ac844a82a8c3fbbfeb4e6452013b4ade7610fb.exe	100
PID 2720 wrote to memory of 4232	2720	71506a3322b0e0bc6fc2c1a1f0ac844a82a8c3fbbfeb4e6452013b4ade7610fb.exe	100
PID 2720 wrote to memory of 4232	2720	71506a3322b0e0bc6fc2c1a1f0ac844a82a8c3fbbfeb4e6452013b4ade7610fb.exe	100
PID 4232 wrote to memory of 852	4232	msiexec.exe	102
PID 4232 wrote to memory of 852	4232	msiexec.exe	102
PID 852 wrote to memory of 7532	852	cmd.exe	104
PID 852 wrote to memory of 7532	852	cmd.exe	104

C:\Users\Admin\AppData\Local\Temp\71506a3322b0e0bc6fc2c1a1f0ac844a82a8c3fbbfeb4e6452013b4ade7610fb.exe
"C:\Users\Admin\AppData\Local\Temp\71506a3322b0e0bc6fc2c1a1f0ac844a82a8c3fbbfeb4e6452013b4ade7610fb.exe"
1⤵
- Maps connected drives based on registry
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2720
- C:\Windows\SysWOW64\msiexec.exe
  C:\Windows\SysWOW64\msiexec.exe
  2⤵
  - Drops startup file
  - Adds Run key to start application
  - Drops desktop.ini file(s)
  - Drops file in System32 directory
  - Drops file in Program Files directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:4232
- - C:\Windows\system32\cmd.exe
    "C:\Windows\system32\cmd.exe"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:852
  - - C:\Windows\system32\mode.com
      mode con cp select=1251
      4⤵
      PID:7532
  - - C:\Windows\system32\vssadmin.exe
      vssadmin delete shadows /all /quiet
      4⤵
      Interacts with shadow copies
      PID:7232
- - C:\Windows\System32\mshta.exe
    "C:\Windows\System32\mshta.exe" "C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta"
    3⤵
    PID:6608
- - C:\Windows\System32\mshta.exe
    "C:\Windows\System32\mshta.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta"
    3⤵
    PID:6496
- - C:\Windows\system32\cmd.exe
    "C:\Windows\system32\cmd.exe"
    3⤵
    PID:1496

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
PID:7176

C:\Windows\system32\mode.com
mode con cp select=1251
1⤵
PID:8792

C:\Windows\system32\vssadmin.exe
vssadmin delete shadows /all /quiet
1⤵
- Interacts with shadow copies
PID:6488

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Indicator Removal

T1070

File Deletion

T1070.004

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Inhibit System Recovery

T1490

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2720-11-0x00000000746B0000-0x0000000074E60000-memory.dmp

Filesize
7.7MB

Download
memory/2720-6-0x0000000004CA0000-0x0000000004CAA000-memory.dmp

Filesize
40KB

Download
memory/2720-3-0x0000000005310000-0x00000000058B4000-memory.dmp

Filesize
5.6MB

Download
memory/2720-13-0x0000000004F90000-0x0000000004FA0000-memory.dmp

Filesize
64KB

Download
memory/2720-12-0x0000000004F90000-0x0000000004FA0000-memory.dmp

Filesize
64KB

Download
memory/2720-7-0x0000000004FA0000-0x0000000004FF6000-memory.dmp

Filesize
344KB

Download
memory/2720-1-0x00000000746B0000-0x0000000074E60000-memory.dmp

Filesize
7.7MB

Download
memory/2720-0-0x0000000000210000-0x00000000002AC000-memory.dmp

Filesize
624KB

Download
memory/2720-8-0x0000000004F90000-0x0000000004FA0000-memory.dmp

Filesize
64KB

Download
memory/2720-9-0x00000000060A0000-0x00000000060E4000-memory.dmp

Filesize
272KB

Download
memory/2720-5-0x0000000004F90000-0x0000000004FA0000-memory.dmp

Filesize
64KB

Download
memory/2720-4-0x0000000004D60000-0x0000000004DF2000-memory.dmp

Filesize
584KB

Download
memory/2720-2-0x0000000004CC0000-0x0000000004D5C000-memory.dmp

Filesize
624KB

Download
memory/2720-23928-0x00000000746B0000-0x0000000074E60000-memory.dmp

Filesize
7.7MB

Download
memory/4232-33-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4232-18-0x00000000005A0000-0x00000000005A1000-memory.dmp

Filesize
4KB

Download
memory/4232-17-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4232-16-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4232-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4232-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4232-19-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download