f14f422727fb4f22d7b21dc063d20f05ff8cff2f40ad88bc73fe3de7ced2e834

Analysis

max time kernel
142s
max time network
75s
platform
windows7_x64
resource
win7v20210408
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
3	1748	rundll32.exe
4	1104	rundll32.exe

Loads dropped DLL 2 IoCs

pid	Process
1748	rundll32.exe
1104	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 1104 set thread context of 1544	1104	rundll32.exe	32

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 23 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\1	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\~MHz	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\1\Identifier	rundll32.exe
Key value enumerated	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Signature	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Previous Update Signature	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Update Signature	rundll32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	rundll32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor	rundll32.exe
Key enumerated	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor	rundll32.exe
Key value enumerated	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	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\FeatureSet	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Platform ID	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Component Information	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\FeatureSet	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Update Status	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Platform ID	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\ProcessorNameString	rundll32.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\993A70C6F3E8F86AFF56FE777CD14752626A537D	rundll32.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\993A70C6F3E8F86AFF56FE777CD14752626A537D\Blob = 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	rundll32.exe

Suspicious behavior: EnumeratesProcesses 11 IoCs

pid	Process
1104	rundll32.exe
1104	rundll32.exe
1104	rundll32.exe
1104	rundll32.exe
1104	rundll32.exe
876	powershell.exe
876	powershell.exe
1104	rundll32.exe
1104	rundll32.exe
1196	powershell.exe
1196	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1104	rundll32.exe
Token: SeDebugPrivilege	876	powershell.exe
Token: SeDebugPrivilege	1196	powershell.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1104	rundll32.exe

Suspicious use of WriteProcessMemory 39 IoCs

description	pid	Process	procid_target
PID 1640 wrote to memory of 1748	1640	SecuriteInfo.com.W32.AIDetect.malware1.5881.18966.exe	29
PID 1640 wrote to memory of 1748	1640	SecuriteInfo.com.W32.AIDetect.malware1.5881.18966.exe	29
PID 1640 wrote to memory of 1748	1640	SecuriteInfo.com.W32.AIDetect.malware1.5881.18966.exe	29
PID 1640 wrote to memory of 1748	1640	SecuriteInfo.com.W32.AIDetect.malware1.5881.18966.exe	29
PID 1640 wrote to memory of 1748	1640	SecuriteInfo.com.W32.AIDetect.malware1.5881.18966.exe	29
PID 1640 wrote to memory of 1748	1640	SecuriteInfo.com.W32.AIDetect.malware1.5881.18966.exe	29
PID 1640 wrote to memory of 1748	1640	SecuriteInfo.com.W32.AIDetect.malware1.5881.18966.exe	29
PID 1748 wrote to memory of 1104	1748	rundll32.exe	30
PID 1748 wrote to memory of 1104	1748	rundll32.exe	30
PID 1748 wrote to memory of 1104	1748	rundll32.exe	30
PID 1748 wrote to memory of 1104	1748	rundll32.exe	30
PID 1748 wrote to memory of 1104	1748	rundll32.exe	30
PID 1748 wrote to memory of 1104	1748	rundll32.exe	30
PID 1748 wrote to memory of 1104	1748	rundll32.exe	30
PID 1104 wrote to memory of 1544	1104	rundll32.exe	32
PID 1104 wrote to memory of 1544	1104	rundll32.exe	32
PID 1104 wrote to memory of 1544	1104	rundll32.exe	32
PID 1104 wrote to memory of 1544	1104	rundll32.exe	32
PID 1104 wrote to memory of 1544	1104	rundll32.exe	32
PID 1104 wrote to memory of 876	1104	rundll32.exe	34
PID 1104 wrote to memory of 876	1104	rundll32.exe	34
PID 1104 wrote to memory of 876	1104	rundll32.exe	34
PID 1104 wrote to memory of 876	1104	rundll32.exe	34
PID 1104 wrote to memory of 1196	1104	rundll32.exe	37
PID 1104 wrote to memory of 1196	1104	rundll32.exe	37
PID 1104 wrote to memory of 1196	1104	rundll32.exe	37
PID 1104 wrote to memory of 1196	1104	rundll32.exe	37
PID 1196 wrote to memory of 580	1196	powershell.exe	39
PID 1196 wrote to memory of 580	1196	powershell.exe	39
PID 1196 wrote to memory of 580	1196	powershell.exe	39
PID 1196 wrote to memory of 580	1196	powershell.exe	39
PID 1104 wrote to memory of 1568	1104	rundll32.exe	40
PID 1104 wrote to memory of 1568	1104	rundll32.exe	40
PID 1104 wrote to memory of 1568	1104	rundll32.exe	40
PID 1104 wrote to memory of 1568	1104	rundll32.exe	40
PID 1104 wrote to memory of 1360	1104	rundll32.exe	42
PID 1104 wrote to memory of 1360	1104	rundll32.exe	42
PID 1104 wrote to memory of 1360	1104	rundll32.exe	42
PID 1104 wrote to memory of 1360	1104	rundll32.exe	42

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:1640
- 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:1748
- - C:\Windows\SysWOW64\rundll32.exe
    C:\Windows\system32\rundll32.exe C:\PROGRA~3\BKLNGF~1\KGJOCB~1.TMP,OBEnSjU= 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:1104
  - - C:\Windows\system32\rundll32.exe
      C:\Windows\system32\rundll32.exe C:\Windows\system32\shell32.dll,#61 15605
      4⤵
      PID:1544
  - - 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\tmp8BBC.tmp.ps1"
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:876
  - - 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\tmpB473.tmp.ps1"
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:1196
    - - C:\Windows\SysWOW64\nslookup.exe
        
        "C:\Windows\system32\nslookup.exe" -type=any localhost
        5⤵
        
        PID:580
  - - C:\Windows\SysWOW64\schtasks.exe
      schtasks /End /tn \Microsoft\Windows\Wininet\CacheTask
      4⤵
      PID:1568
  - - C:\Windows\SysWOW64\schtasks.exe
      schtasks /Run /tn \Microsoft\Windows\Wininet\CacheTask
      4⤵
      PID:1360

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/876-97-0x00000000061E0000-0x00000000061E1000-memory.dmp

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memory/876-82-0x0000000000F00000-0x0000000000F01000-memory.dmp

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memory/876-86-0x00000000010C0000-0x00000000010C1000-memory.dmp

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memory/876-87-0x0000000005270000-0x0000000005271000-memory.dmp

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memory/876-84-0x0000000004960000-0x0000000004961000-memory.dmp

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memory/876-91-0x0000000006070000-0x0000000006071000-memory.dmp

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memory/876-96-0x00000000060E0000-0x00000000060E1000-memory.dmp

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memory/876-85-0x0000000004962000-0x0000000004963000-memory.dmp

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memory/876-104-0x00000000062D0000-0x00000000062D1000-memory.dmp

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memory/876-105-0x0000000006370000-0x0000000006371000-memory.dmp

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memory/876-106-0x000000007EF30000-0x000000007EF31000-memory.dmp

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memory/876-83-0x00000000049A0000-0x00000000049A1000-memory.dmp

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memory/1104-72-0x00000000005A0000-0x00000000006E1000-memory.dmp

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memory/1104-77-0x0000000000210000-0x0000000000211000-memory.dmp

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memory/1196-126-0x00000000061D0000-0x00000000061D1000-memory.dmp

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memory/1196-112-0x0000000002650000-0x0000000002651000-memory.dmp

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memory/1196-114-0x00000000048C0000-0x00000000048C1000-memory.dmp

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memory/1196-110-0x0000000000FF0000-0x0000000000FF1000-memory.dmp

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memory/1196-115-0x00000000048C2000-0x00000000048C3000-memory.dmp

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memory/1196-113-0x0000000005300000-0x0000000005301000-memory.dmp

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memory/1196-111-0x0000000004900000-0x0000000004901000-memory.dmp

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memory/1544-79-0x0000000001E80000-0x0000000002031000-memory.dmp

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memory/1544-78-0x00000000001A0000-0x0000000000340000-memory.dmp

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memory/1640-60-0x0000000075041000-0x0000000075043000-memory.dmp

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memory/1640-67-0x0000000000400000-0x0000000000526000-memory.dmp

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memory/1640-66-0x0000000001DC0000-0x0000000001EAE000-memory.dmp

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memory/1748-65-0x00000000005D0000-0x0000000000711000-memory.dmp

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