ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1

Analysis

max time kernel
153s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
29/10/2022, 06:43

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General

Target

ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1.exe
Size

352KB
MD5

25a3384a4e8d6b9b0f419f95ba9c236e
SHA1

472b5eb7045bc8577ef96aff137ed94320007401
SHA256

ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1
SHA512

65f9c3a057a65e85bff376eb2cdaeb09604f296ece98e7c4cfb0d22c6f9b679aab12ed148131efdc2cbfcfde6dc92762c096ccd39e072a47010c64465185c27d
SSDEEP

6144:tkcIBh81qVuwMEWQsWoGHjt40BXqdhMwpH5V4A6ChkdVH0:tk5hBVuIr9H5413MwV4lC

Score

10^/10

evasion persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Userinit = "C:\\Windows\\system32\\userinit.exe,C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\lsass.exe"	System.DirectoryServices.exe

Adds policy Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\MSWUpdate = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\lsass.exe"	System.DirectoryServices.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	System.DirectoryServices.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\MSWUpdate = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\lsass.exe"	System.DirectoryServices.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	System.DirectoryServices.exe

Executes dropped EXE 5 IoCs

pid	Process
1924	sysglobl.exe
1936	System.DirectoryServices.exe
3740	System.DirectoryServices.exe
2784	lsass.exe
2396	lsass.exe

Modifies Windows Firewall 1 TTPs 1 IoCs

evasion

Modify Existing Service

T1031

pid	Process
3308	netsh.exe

Checks computer location settings 2 TTPs 2 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-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	sysglobl.exe

Adds Run key to start application 2 TTPs 5 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows\CurrentVersion\Run	System.DirectoryServices.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MSWUpdate = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\lsass.exe"	System.DirectoryServices.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	System.DirectoryServices.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MSWUpdate = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\lsass.exe"	System.DirectoryServices.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Microsoft® Windows® Operating System = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\sysglobl.exe"	sysglobl.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1936 set thread context of 3740	1936	System.DirectoryServices.exe	83
PID 2784 set thread context of 2396	2784	lsass.exe	89

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3568	ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1.exe
3568	ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1.exe
3568	ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1.exe
3568	ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1.exe
1924	sysglobl.exe
3568	ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1.exe
3568	ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1.exe
3568	ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1.exe
3568	ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1.exe
3568	ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1.exe
3568	ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1.exe
3568	ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1.exe
3568	ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1.exe
3568	ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1.exe
3568	ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1.exe
1924	sysglobl.exe
3568	ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1.exe
1936	System.DirectoryServices.exe
1924	sysglobl.exe
3568	ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1.exe
1924	sysglobl.exe
1936	System.DirectoryServices.exe
3568	ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1.exe
1936	System.DirectoryServices.exe
1924	sysglobl.exe
3568	ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1.exe
3568	ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1.exe
1924	sysglobl.exe
1936	System.DirectoryServices.exe
1924	sysglobl.exe
3568	ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1.exe
1936	System.DirectoryServices.exe
1936	System.DirectoryServices.exe
3568	ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1.exe
1924	sysglobl.exe
1936	System.DirectoryServices.exe
1924	sysglobl.exe
3568	ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1.exe
1936	System.DirectoryServices.exe
3568	ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1.exe
1924	sysglobl.exe
1936	System.DirectoryServices.exe
1924	sysglobl.exe
3568	ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1.exe
2784	lsass.exe
1936	System.DirectoryServices.exe
3568	ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1.exe
1924	sysglobl.exe
1924	sysglobl.exe
3568	ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1.exe
1936	System.DirectoryServices.exe
2784	lsass.exe
2784	lsass.exe
1936	System.DirectoryServices.exe
3568	ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1.exe
1924	sysglobl.exe
1924	sysglobl.exe
3568	ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1.exe
1936	System.DirectoryServices.exe
2784	lsass.exe
3568	ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1.exe
1936	System.DirectoryServices.exe
1924	sysglobl.exe
2784	lsass.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	3568	ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1.exe
Token: SeDebugPrivilege	1924	sysglobl.exe
Token: SeDebugPrivilege	1936	System.DirectoryServices.exe
Token: SeDebugPrivilege	2784	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3740	System.DirectoryServices.exe
2396	lsass.exe

Suspicious use of WriteProcessMemory 31 IoCs

description	pid	Process	procid_target
PID 3568 wrote to memory of 4896	3568	ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1.exe	80
PID 3568 wrote to memory of 4896	3568	ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1.exe	80
PID 3568 wrote to memory of 4896	3568	ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1.exe	80
PID 3568 wrote to memory of 1924	3568	ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1.exe	81
PID 3568 wrote to memory of 1924	3568	ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1.exe	81
PID 3568 wrote to memory of 1924	3568	ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1.exe	81
PID 1924 wrote to memory of 1936	1924	sysglobl.exe	82
PID 1924 wrote to memory of 1936	1924	sysglobl.exe	82
PID 1924 wrote to memory of 1936	1924	sysglobl.exe	82
PID 1936 wrote to memory of 3740	1936	System.DirectoryServices.exe	83
PID 1936 wrote to memory of 3740	1936	System.DirectoryServices.exe	83
PID 1936 wrote to memory of 3740	1936	System.DirectoryServices.exe	83
PID 1936 wrote to memory of 3740	1936	System.DirectoryServices.exe	83
PID 1936 wrote to memory of 3740	1936	System.DirectoryServices.exe	83
PID 1936 wrote to memory of 3740	1936	System.DirectoryServices.exe	83
PID 1936 wrote to memory of 3740	1936	System.DirectoryServices.exe	83
PID 1936 wrote to memory of 3740	1936	System.DirectoryServices.exe	83
PID 3740 wrote to memory of 3308	3740	System.DirectoryServices.exe	85
PID 3740 wrote to memory of 3308	3740	System.DirectoryServices.exe	85
PID 3740 wrote to memory of 3308	3740	System.DirectoryServices.exe	85
PID 3740 wrote to memory of 2784	3740	System.DirectoryServices.exe	88
PID 3740 wrote to memory of 2784	3740	System.DirectoryServices.exe	88
PID 3740 wrote to memory of 2784	3740	System.DirectoryServices.exe	88
PID 2784 wrote to memory of 2396	2784	lsass.exe	89
PID 2784 wrote to memory of 2396	2784	lsass.exe	89
PID 2784 wrote to memory of 2396	2784	lsass.exe	89
PID 2784 wrote to memory of 2396	2784	lsass.exe	89
PID 2784 wrote to memory of 2396	2784	lsass.exe	89
PID 2784 wrote to memory of 2396	2784	lsass.exe	89
PID 2784 wrote to memory of 2396	2784	lsass.exe	89
PID 2784 wrote to memory of 2396	2784	lsass.exe	89

C:\Users\Admin\AppData\Local\Temp\ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1.exe
"C:\Users\Admin\AppData\Local\Temp\ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3568
- C:\Users\Admin\AppData\Local\Temp\ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1.exe
  C:\Users\Admin\AppData\Local\Temp\ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1.exe
  2⤵
  PID:4896
- C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\sysglobl.exe
  "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\sysglobl.exe"
  2⤵
  - Executes dropped EXE
  - Checks computer location settings
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1924
- - C:\Users\Admin\AppData\Local\Temp\System.DirectoryServices.exe
    "C:\Users\Admin\AppData\Local\Temp\System.DirectoryServices.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:1936
  - - C:\Users\Admin\AppData\Local\Temp\System.DirectoryServices.exe
      C:\Users\Admin\AppData\Local\Temp\System.DirectoryServices.exe
      4⤵
      Modifies WinLogon for persistence
      Adds policy Run key to start application
      Executes dropped EXE
      Adds Run key to start application
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:3740
    - - C:\Windows\SysWOW64\netsh.exe
        
        netsh advfirewall firewall add rule name="ImgBurn" dir=in action=allow description="Multimedia suite" program="C:\Users\Admin\AppData\Roaming\Microsoft\lsass.exe" enable=yes
        5⤵
        Modifies Windows Firewall
        
        PID:3308
    - - C:\Users\Admin\AppData\Roaming\Microsoft\lsass.exe
        
        /k C:\Users\Admin\AppData\Local\Temp\System.DirectoryServices.exe
        5⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of WriteProcessMemory
        
        PID:2784
      - C:\Users\Admin\AppData\Roaming\Microsoft\lsass.exe
        
        C:\Users\Admin\AppData\Roaming\Microsoft\lsass.exe
        6⤵
        Executes dropped EXE
        Suspicious use of SetWindowsHookEx
        
        PID:2396

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

T1031

Registry Run Keys / Startup Folder

T1060

Winlogon Helper DLL

T1004

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\System.DirectoryServices.exe

Filesize
352KB

MD5
25a3384a4e8d6b9b0f419f95ba9c236e

SHA1
472b5eb7045bc8577ef96aff137ed94320007401

SHA256
ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1

SHA512
65f9c3a057a65e85bff376eb2cdaeb09604f296ece98e7c4cfb0d22c6f9b679aab12ed148131efdc2cbfcfde6dc92762c096ccd39e072a47010c64465185c27d

Download Submit
C:\Users\Admin\AppData\Local\Temp\System.DirectoryServices.exe

Filesize
352KB

MD5
25a3384a4e8d6b9b0f419f95ba9c236e

SHA1
472b5eb7045bc8577ef96aff137ed94320007401

SHA256
ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1

SHA512
65f9c3a057a65e85bff376eb2cdaeb09604f296ece98e7c4cfb0d22c6f9b679aab12ed148131efdc2cbfcfde6dc92762c096ccd39e072a47010c64465185c27d

Download Submit
C:\Users\Admin\AppData\Local\Temp\System.DirectoryServices.exe

Filesize
352KB

MD5
25a3384a4e8d6b9b0f419f95ba9c236e

SHA1
472b5eb7045bc8577ef96aff137ed94320007401

SHA256
ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1

SHA512
65f9c3a057a65e85bff376eb2cdaeb09604f296ece98e7c4cfb0d22c6f9b679aab12ed148131efdc2cbfcfde6dc92762c096ccd39e072a47010c64465185c27d

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\sysglobl.exe

Filesize
18KB

MD5
0c4ac994c77604633bf312f9a5160fe3

SHA1
0c6b338617f4401adb0fb773589c97c47c180568

SHA256
3f48b7e0c79e140bce75508703c8f7a197225f06040453549ef207295c8b31d2

SHA512
129c69695ebf7663eb606cbad1cf1bb3252ecaf9e230e5b8361c63d1d67c59651f4cb2ba2112deb44e1f005b1874dbd0c5d2980ff4873a7a159560916c7db266

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\sysglobl.exe

Filesize
18KB

MD5
0c4ac994c77604633bf312f9a5160fe3

SHA1
0c6b338617f4401adb0fb773589c97c47c180568

SHA256
3f48b7e0c79e140bce75508703c8f7a197225f06040453549ef207295c8b31d2

SHA512
129c69695ebf7663eb606cbad1cf1bb3252ecaf9e230e5b8361c63d1d67c59651f4cb2ba2112deb44e1f005b1874dbd0c5d2980ff4873a7a159560916c7db266

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\lsass.exe

Filesize
352KB

MD5
25a3384a4e8d6b9b0f419f95ba9c236e

SHA1
472b5eb7045bc8577ef96aff137ed94320007401

SHA256
ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1

SHA512
65f9c3a057a65e85bff376eb2cdaeb09604f296ece98e7c4cfb0d22c6f9b679aab12ed148131efdc2cbfcfde6dc92762c096ccd39e072a47010c64465185c27d

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\lsass.exe

Filesize
352KB

MD5
25a3384a4e8d6b9b0f419f95ba9c236e

SHA1
472b5eb7045bc8577ef96aff137ed94320007401

SHA256
ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1

SHA512
65f9c3a057a65e85bff376eb2cdaeb09604f296ece98e7c4cfb0d22c6f9b679aab12ed148131efdc2cbfcfde6dc92762c096ccd39e072a47010c64465185c27d

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\lsass.exe

Filesize
352KB

MD5
25a3384a4e8d6b9b0f419f95ba9c236e

SHA1
472b5eb7045bc8577ef96aff137ed94320007401

SHA256
ceff5f71fd2415e1239d2f11abf6afbae3eed41fc467fe534883e39176337ec1

SHA512
65f9c3a057a65e85bff376eb2cdaeb09604f296ece98e7c4cfb0d22c6f9b679aab12ed148131efdc2cbfcfde6dc92762c096ccd39e072a47010c64465185c27d

Download Submit
memory/1924-138-0x00000000748A0000-0x0000000074E51000-memory.dmp

Filesize
5.7MB

Download
memory/1924-162-0x00000000748A0000-0x0000000074E51000-memory.dmp

Filesize
5.7MB

Download
memory/1936-163-0x00000000748A0000-0x0000000074E51000-memory.dmp

Filesize
5.7MB

Download
memory/1936-153-0x00000000748A0000-0x0000000074E51000-memory.dmp

Filesize
5.7MB

Download
memory/2396-159-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2784-164-0x00000000748A0000-0x0000000074E51000-memory.dmp

Filesize
5.7MB

Download
memory/2784-154-0x00000000748A0000-0x0000000074E51000-memory.dmp

Filesize
5.7MB

Download
memory/3568-132-0x00000000748A0000-0x0000000074E51000-memory.dmp

Filesize
5.7MB

Download
memory/3568-133-0x00000000748A0000-0x0000000074E51000-memory.dmp

Filesize
5.7MB

Download
memory/3740-146-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/3740-143-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download