f14f422727fb4f22d7b21dc063d20f05ff8cff2f40ad88bc73fe3de7ced2e834

Analysis

max time kernel
142s
max time network
123s
platform
windows10_x64
resource
win10v20210410
submitted
09/07/2021, 08:06

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General

Target
SecuriteInfo.com.W32.AIDetect.malware1.5881.18966.exe
Size 1.1MB
Sample210709-lp2w532qva
SHA256 f14f422727fb4f22d7b21dc063d20f05ff8cff2f40ad88bc73fe3de7ced2e834
MD5 cac9a83408c30ff0709660369cfd0d63
SHA1 50778dc6cd991822f90ca6fb26e671389fbe1b5b
SHA512 0e64eff27d851797dcb3d31e6169583bf1b8b5836a1fce0a64d084827e881fd438ffa85fb4a94d3899718cbd4e883af141b0785dd4ccd8070b77c123912755e0
MD5 SHA1 SHA512

Score

8^/10

discovery spyware stealer

Malware Config

Signatures

Blocklisted process makes network request 2 IoCs

flow	pid	Process
15	2820	rundll32.exe
18	3276	rundll32.exe

Loads dropped DLL 2 IoCs

pid	Process
2820	rundll32.exe
3276	rundll32.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
T1081
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3276 set thread context of 2232	3276	rundll32.exe	81

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\PROGRA~3\Bklngfpngf\kgjocbpkfku.tmp	rundll32.exe
File created	C:\PROGRA~3\Bklngfpngf\Vhxwcgzi.tmp	rundll32.exe

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

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 22 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Update Revision	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Component Information	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	rundll32.exe
Key value enumerated	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	rundll32.exe
Key value enumerated	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Previous Update Revision	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Configuration Data	rundll32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\FeatureSet	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Platform Specific Field 1	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Revision	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Identifier	rundll32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Status	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\FeatureSet	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Previous Update Revision	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Platform Specific Field 1	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	rundll32.exe
Key enumerated	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor	rundll32.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\0AFA3D5E90B86B1BD55BCA316F99AD1F2EB3E065\Blob = 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	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\0AFA3D5E90B86B1BD55BCA316F99AD1F2EB3E065	rundll32.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
3276	rundll32.exe
3276	rundll32.exe
3276	rundll32.exe
3276	rundll32.exe
3276	rundll32.exe
3276	rundll32.exe
3276	rundll32.exe
3276	rundll32.exe
1664	powershell.exe
1664	powershell.exe
1664	powershell.exe
3276	rundll32.exe
3276	rundll32.exe
3444	powershell.exe
3444	powershell.exe
3444	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3276	rundll32.exe
Token: SeDebugPrivilege	1664	powershell.exe
Token: SeDebugPrivilege	3444	powershell.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3276	rundll32.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 3912 wrote to memory of 2820	3912	SecuriteInfo.com.W32.AIDetect.malware1.5881.18966.exe	78
PID 3912 wrote to memory of 2820	3912	SecuriteInfo.com.W32.AIDetect.malware1.5881.18966.exe	78
PID 3912 wrote to memory of 2820	3912	SecuriteInfo.com.W32.AIDetect.malware1.5881.18966.exe	78
PID 2820 wrote to memory of 3276	2820	rundll32.exe	80
PID 2820 wrote to memory of 3276	2820	rundll32.exe	80
PID 2820 wrote to memory of 3276	2820	rundll32.exe	80
PID 3276 wrote to memory of 2232	3276	rundll32.exe	81
PID 3276 wrote to memory of 2232	3276	rundll32.exe	81
PID 3276 wrote to memory of 2232	3276	rundll32.exe	81
PID 3276 wrote to memory of 1664	3276	rundll32.exe	82
PID 3276 wrote to memory of 1664	3276	rundll32.exe	82
PID 3276 wrote to memory of 1664	3276	rundll32.exe	82
PID 3276 wrote to memory of 3444	3276	rundll32.exe	84
PID 3276 wrote to memory of 3444	3276	rundll32.exe	84
PID 3276 wrote to memory of 3444	3276	rundll32.exe	84
PID 3444 wrote to memory of 1532	3444	powershell.exe	86
PID 3444 wrote to memory of 1532	3444	powershell.exe	86
PID 3444 wrote to memory of 1532	3444	powershell.exe	86
PID 3276 wrote to memory of 2312	3276	rundll32.exe	87
PID 3276 wrote to memory of 2312	3276	rundll32.exe	87
PID 3276 wrote to memory of 2312	3276	rundll32.exe	87
PID 3276 wrote to memory of 1928	3276	rundll32.exe	89
PID 3276 wrote to memory of 1928	3276	rundll32.exe	89
PID 3276 wrote to memory of 1928	3276	rundll32.exe	89

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetect.malware1.5881.18966.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetect.malware1.5881.18966.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3912
- C:\Windows\SysWOW64\rundll32.exe
  C:\Windows\system32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\SECURI~1.TMP,S C:\Users\Admin\AppData\Local\Temp\SECURI~1.EXE
  2⤵
  - Blocklisted process makes network request
  - Loads dropped DLL
  - Drops file in Program Files directory
  - Suspicious use of WriteProcessMemory
  PID:2820
- - C:\Windows\SysWOW64\rundll32.exe
    C:\Windows\system32\rundll32.exe C:\PROGRA~3\BKLNGF~1\KGJOCB~1.TMP,HRUIM1g0TQ== C:\Users\Admin\AppData\Local\Temp\SECURI~1.TMP
    3⤵
    - Blocklisted process makes network request
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - Checks processor information in registry
    - Modifies system certificate store
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:3276
  - - C:\Windows\system32\rundll32.exe
      C:\Windows\system32\rundll32.exe C:\Windows\system32\shell32.dll,#61 31801
      4⤵
      PID:2232
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Executionpolicy bypass -File "C:\Users\Admin\AppData\Local\Temp\tmp6E50.tmp.ps1"
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:1664
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Executionpolicy bypass -File "C:\Users\Admin\AppData\Local\Temp\tmp81CA.tmp.ps1"
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:3444
    - - C:\Windows\SysWOW64\nslookup.exe
        
        "C:\Windows\system32\nslookup.exe" -type=any localhost
        5⤵
        
        PID:1532
  - - C:\Windows\SysWOW64\schtasks.exe
      schtasks /End /tn \Microsoft\Windows\Wininet\CacheTask
      4⤵
      PID:2312
  - - C:\Windows\SysWOW64\schtasks.exe
      schtasks /Run /tn \Microsoft\Windows\Wininet\CacheTask
      4⤵
      PID:1928

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Install Root Certificate

T1130

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1664-142-0x0000000007330000-0x0000000007331000-memory.dmp

Download

memory/1664-153-0x0000000008CA0000-0x0000000008CA1000-memory.dmp

Download

memory/1664-134-0x0000000004180000-0x0000000004181000-memory.dmp

Download

memory/1664-135-0x0000000006C60000-0x0000000006C61000-memory.dmp

Download

memory/1664-137-0x0000000006622000-0x0000000006623000-memory.dmp

Download

memory/1664-136-0x0000000006620000-0x0000000006621000-memory.dmp

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memory/1664-138-0x0000000006BE0000-0x0000000006BE1000-memory.dmp

Download

memory/1664-139-0x00000000074E0000-0x00000000074E1000-memory.dmp

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memory/1664-140-0x0000000007550000-0x0000000007551000-memory.dmp

Download

memory/1664-141-0x00000000076A0000-0x00000000076A1000-memory.dmp

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memory/1664-156-0x0000000006623000-0x0000000006624000-memory.dmp

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memory/1664-143-0x0000000007E00000-0x0000000007E01000-memory.dmp

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memory/1664-144-0x0000000007C90000-0x0000000007C91000-memory.dmp

Download

memory/1664-146-0x0000000007DB0000-0x0000000007DB1000-memory.dmp

Download

memory/1664-151-0x0000000009460000-0x0000000009461000-memory.dmp

Download

memory/1664-152-0x00000000089E0000-0x00000000089E1000-memory.dmp

Download

memory/2232-130-0x0000027D82C30000-0x0000027D82DE1000-memory.dmp

Download

memory/2232-129-0x00000000007A0000-0x0000000000940000-memory.dmp

Download

memory/3276-128-0x0000000006620000-0x0000000006621000-memory.dmp

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memory/3444-169-0x0000000008320000-0x0000000008321000-memory.dmp

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memory/3444-172-0x0000000004650000-0x0000000004651000-memory.dmp

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memory/3444-173-0x0000000004652000-0x0000000004653000-memory.dmp

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memory/3444-166-0x0000000007B00000-0x0000000007B01000-memory.dmp

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memory/3444-184-0x0000000004653000-0x0000000004654000-memory.dmp

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memory/3912-118-0x0000000000400000-0x0000000000526000-memory.dmp

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memory/3912-117-0x0000000002370000-0x000000000245E000-memory.dmp

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