833a95cdebc253a577d61edf6e4aef6873bde45774d4f25256aad1739757dbd7

Analysis

max time kernel
239s
max time network
335s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
25/11/2022, 10:02

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General

Target

833a95cdebc253a577d61edf6e4aef6873bde45774d4f25256aad1739757dbd7.exe
Size

3.4MB
MD5

b4fe4d2ea25842e9e9bb863d330f49ab
SHA1

32f87e90e1ed0362bd2b8bf2d852c53005adc664
SHA256

833a95cdebc253a577d61edf6e4aef6873bde45774d4f25256aad1739757dbd7
SHA512

430cd1cdce7bc8f44094f1c642f16c5578c1d16dcbcb3feed24bc34cc469a9a63bb6c6ed71e4f9ebaf339b8a67c0f52b9fde74e35415d4ae86313b2e5f2c8952
SSDEEP

49152:nj3vbky6xLIy2volN4mVppF4DhbTghyZGEy7rCX26Th1JO0DYpHRKMJnoYEAp7m5:jfbWRdzONbTghIGLfCmY80E5noYE7

Score

8^/10

persistence vmprotect

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1624	CompPkgSup.exe

VMProtect packed file 4 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

resource	yara_rule
behavioral1/memory/652-55-0x00000000012D0000-0x00000000017D8000-memory.dmp	vmprotect
behavioral1/files/0x00090000000133f2-67.dat	vmprotect
behavioral1/files/0x00090000000133f2-69.dat	vmprotect
behavioral1/memory/1624-71-0x0000000000AB0000-0x0000000000FB8000-memory.dmp	vmprotect

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\PackagesSupport = "C:\\ProgramData\\ComponentUpdater\\CompPkgSup.exe"	reg.exe

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
1560	schtasks.exe

Kills process with taskkill 1 IoCs

evasion

pid	Process
1548	taskkill.exe

Modifies registry key 1 TTPs 1 IoCs

Modify Registry

T1112

pid	Process
844	reg.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1548	taskkill.exe

Suspicious use of WriteProcessMemory 40 IoCs

description	pid	Process	procid_target
PID 652 wrote to memory of 560	652	833a95cdebc253a577d61edf6e4aef6873bde45774d4f25256aad1739757dbd7.exe	28
PID 652 wrote to memory of 560	652	833a95cdebc253a577d61edf6e4aef6873bde45774d4f25256aad1739757dbd7.exe	28
PID 652 wrote to memory of 560	652	833a95cdebc253a577d61edf6e4aef6873bde45774d4f25256aad1739757dbd7.exe	28
PID 652 wrote to memory of 560	652	833a95cdebc253a577d61edf6e4aef6873bde45774d4f25256aad1739757dbd7.exe	28
PID 560 wrote to memory of 1548	560	cmd.exe	30
PID 560 wrote to memory of 1548	560	cmd.exe	30
PID 560 wrote to memory of 1548	560	cmd.exe	30
PID 560 wrote to memory of 1548	560	cmd.exe	30
PID 652 wrote to memory of 1536	652	833a95cdebc253a577d61edf6e4aef6873bde45774d4f25256aad1739757dbd7.exe	32
PID 652 wrote to memory of 1536	652	833a95cdebc253a577d61edf6e4aef6873bde45774d4f25256aad1739757dbd7.exe	32
PID 652 wrote to memory of 1536	652	833a95cdebc253a577d61edf6e4aef6873bde45774d4f25256aad1739757dbd7.exe	32
PID 652 wrote to memory of 1536	652	833a95cdebc253a577d61edf6e4aef6873bde45774d4f25256aad1739757dbd7.exe	32
PID 652 wrote to memory of 1132	652	833a95cdebc253a577d61edf6e4aef6873bde45774d4f25256aad1739757dbd7.exe	34
PID 652 wrote to memory of 1132	652	833a95cdebc253a577d61edf6e4aef6873bde45774d4f25256aad1739757dbd7.exe	34
PID 652 wrote to memory of 1132	652	833a95cdebc253a577d61edf6e4aef6873bde45774d4f25256aad1739757dbd7.exe	34
PID 652 wrote to memory of 1132	652	833a95cdebc253a577d61edf6e4aef6873bde45774d4f25256aad1739757dbd7.exe	34
PID 652 wrote to memory of 1560	652	833a95cdebc253a577d61edf6e4aef6873bde45774d4f25256aad1739757dbd7.exe	36
PID 652 wrote to memory of 1560	652	833a95cdebc253a577d61edf6e4aef6873bde45774d4f25256aad1739757dbd7.exe	36
PID 652 wrote to memory of 1560	652	833a95cdebc253a577d61edf6e4aef6873bde45774d4f25256aad1739757dbd7.exe	36
PID 652 wrote to memory of 1560	652	833a95cdebc253a577d61edf6e4aef6873bde45774d4f25256aad1739757dbd7.exe	36
PID 652 wrote to memory of 1840	652	833a95cdebc253a577d61edf6e4aef6873bde45774d4f25256aad1739757dbd7.exe	38
PID 652 wrote to memory of 1840	652	833a95cdebc253a577d61edf6e4aef6873bde45774d4f25256aad1739757dbd7.exe	38
PID 652 wrote to memory of 1840	652	833a95cdebc253a577d61edf6e4aef6873bde45774d4f25256aad1739757dbd7.exe	38
PID 652 wrote to memory of 1840	652	833a95cdebc253a577d61edf6e4aef6873bde45774d4f25256aad1739757dbd7.exe	38
PID 1536 wrote to memory of 1672	1536	cmd.exe	41
PID 1536 wrote to memory of 1672	1536	cmd.exe	41
PID 1536 wrote to memory of 1672	1536	cmd.exe	41
PID 1536 wrote to memory of 1672	1536	cmd.exe	41
PID 1132 wrote to memory of 1240	1132	cmd.exe	40
PID 1132 wrote to memory of 1240	1132	cmd.exe	40
PID 1132 wrote to memory of 1240	1132	cmd.exe	40
PID 1132 wrote to memory of 1240	1132	cmd.exe	40
PID 1840 wrote to memory of 844	1840	cmd.exe	42
PID 1840 wrote to memory of 844	1840	cmd.exe	42
PID 1840 wrote to memory of 844	1840	cmd.exe	42
PID 1840 wrote to memory of 844	1840	cmd.exe	42
PID 1460 wrote to memory of 1624	1460	taskeng.exe	44
PID 1460 wrote to memory of 1624	1460	taskeng.exe	44
PID 1460 wrote to memory of 1624	1460	taskeng.exe	44
PID 1460 wrote to memory of 1624	1460	taskeng.exe	44

Views/modifies file attributes 1 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1158

pid	Process
1240	attrib.exe
1672	attrib.exe

C:\Users\Admin\AppData\Local\Temp\833a95cdebc253a577d61edf6e4aef6873bde45774d4f25256aad1739757dbd7.exe
"C:\Users\Admin\AppData\Local\Temp\833a95cdebc253a577d61edf6e4aef6873bde45774d4f25256aad1739757dbd7.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:652
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /F /IM CompPkgSup.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:560
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /F /IM CompPkgSup.exe
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:1548
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ATTRIB +h +s C:\ProgramData\ComponentUpdater
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1536
- - C:\Windows\SysWOW64\attrib.exe
    ATTRIB +h +s C:\ProgramData\ComponentUpdater
    3⤵
    - Views/modifies file attributes
    PID:1672
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ATTRIB +h +s C:\ProgramData\ComponentUpdater\CompPkgSup.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1132
- - C:\Windows\SysWOW64\attrib.exe
    ATTRIB +h +s C:\ProgramData\ComponentUpdater\CompPkgSup.exe
    3⤵
    - Views/modifies file attributes
    PID:1240
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /create /sc MINUTE /mo 1 /tn "PackagesSupport" /tr "C:\ProgramData\ComponentUpdater\CompPkgSup.exe" /f
  2⤵
  - Creates scheduled task(s)
  PID:1560
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c reg add HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run /v "PackagesSupport" /d "C:\ProgramData\ComponentUpdater\CompPkgSup.exe" /f
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1840
- - C:\Windows\SysWOW64\reg.exe
    reg add HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run /v "PackagesSupport" /d "C:\ProgramData\ComponentUpdater\CompPkgSup.exe" /f
    3⤵
    - Adds Run key to start application
    - Modifies registry key
    PID:844

C:\Windows\system32\taskeng.exe
taskeng.exe {5201D588-45AA-4A18-AB8E-55A0D645252F} S-1-5-21-1214520366-621468234-4062160515-1000:VDWSWJJD\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:1460
- C:\ProgramData\ComponentUpdater\CompPkgSup.exe
  C:\ProgramData\ComponentUpdater\CompPkgSup.exe
  2⤵
  - Executes dropped EXE
  PID:1624

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Hidden Files and Directories

T1158

Registry Run Keys / Startup Folder

T1060

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\ComponentUpdater\CompPkgSup.exe

Filesize
3.4MB

MD5
b4fe4d2ea25842e9e9bb863d330f49ab

SHA1
32f87e90e1ed0362bd2b8bf2d852c53005adc664

SHA256
833a95cdebc253a577d61edf6e4aef6873bde45774d4f25256aad1739757dbd7

SHA512
430cd1cdce7bc8f44094f1c642f16c5578c1d16dcbcb3feed24bc34cc469a9a63bb6c6ed71e4f9ebaf339b8a67c0f52b9fde74e35415d4ae86313b2e5f2c8952

Download Submit
C:\ProgramData\ComponentUpdater\CompPkgSup.exe

Filesize
3.4MB

MD5
b4fe4d2ea25842e9e9bb863d330f49ab

SHA1
32f87e90e1ed0362bd2b8bf2d852c53005adc664

SHA256
833a95cdebc253a577d61edf6e4aef6873bde45774d4f25256aad1739757dbd7

SHA512
430cd1cdce7bc8f44094f1c642f16c5578c1d16dcbcb3feed24bc34cc469a9a63bb6c6ed71e4f9ebaf339b8a67c0f52b9fde74e35415d4ae86313b2e5f2c8952

Download Submit
memory/652-55-0x00000000012D0000-0x00000000017D8000-memory.dmp

Filesize
5.0MB

Download
memory/652-54-0x0000000074ED1000-0x0000000074ED3000-memory.dmp

Filesize
8KB

Download
memory/1624-71-0x0000000000AB0000-0x0000000000FB8000-memory.dmp

Filesize
5.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads