Overview

overview

10

Static

static

3

e1f72ed816...2a.exe

windows7-x64

10

e1f72ed816...2a.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-03-2024 15:08

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General

  • Target

    e1f72ed816664b86d4db6555ca67c02a.exe

  • Size

    1.9MB

  • MD5

    e1f72ed816664b86d4db6555ca67c02a

  • SHA1

    2076dfc63d22fc991c8b8216757d22a34ec19f0c

  • SHA256

    e989f0886cc1a989479cfe91d0f660223e486de22ee05749dc93ebb4a31f6acf

  • SHA512

    3cacb0a979be4b7b89d830dc47ce3a139da47dfe21543aef092678c9d1129ed3e99d60cd027768c5a2405a580bea9e39b120c4f3b79e2de06f1ae83abb1c8288

  • SSDEEP

    49152:ydOjNXMu8VaWg/IbwsYRxUGXET3pbjX6JyytOdsi3:IOjtMaWZUxUfT35X06si

Score
8/10
persistenceupx

Malware Config

Signatures

  • Drops file in Drivers directory 1 IoCs
  • Executes dropped EXE 2 IoCs
  • UPX packed file 14 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Drops file in System32 directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 6 IoCs
  • Suspicious use of SendNotifyMessage 6 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e1f72ed816664b86d4db6555ca67c02a.exe
    "C:\Users\Admin\AppData\Local\Temp\e1f72ed816664b86d4db6555ca67c02a.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in System32 directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4364
    • C:\Windows\SysWOW64\Cloud AV 2012v121.exe
      C:\Windows\system32\Cloud AV 2012v121.exe 5985C:\Users\Admin\AppData\Local\Temp\e1f72ed816664b86d4db6555ca67c02a.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4512
      • C:\Users\Admin\AppData\Roaming\pH6dWK8fR9TwUeI\Cloud AV 2012v121.exe
        C:\Users\Admin\AppData\Roaming\pH6dWK8fR9TwUeI\Cloud AV 2012v121.exe 5985C:\Windows\SysWOW64\Cloud AV 2012v121.exe
        3⤵
        • Drops file in Drivers directory
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of SetWindowsHookEx
        PID:2056
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:3528

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\ahst.lni
    Filesize

    610B

    MD5

    1ed9210fcca2209be0c1b09130d052a3

    SHA1

    33313c228948960884977055e1bd40e79bc934aa

    SHA256

    805e90e7a3229b7e1aa849eb1258e466e78b3317dcaa6af7e9ef60d8b3aa600c

    SHA512

    523239ccc72bf3290c44347caa2fe55694de4f15d9f6372a58c419ce2075ec079d32f05587e5e83ab2e167eb2a9cb954d0bfac0f29fe4e2376d9a5624f47c844

    Download Submit
  • C:\Users\Admin\AppData\Roaming\ahst.lni
    Filesize

    1KB

    MD5

    bd9d05b9bc6fc3f980d31aceeac87755

    SHA1

    d68a9ccbd2ac6ff96201aae255de0df4294dea89

    SHA256

    6a0636b73198edb94b0ba9336d051805407b8be01c51b7754eb2fa67b85e66df

    SHA512

    4e576688903973f42e1ebc2d3abdc1ab83c6a9f0f4ddffb105bcce247bce6fb1cf4fdeeecd277a62436710e84ad5c5d2b8596ee98bd84c226dabde00de4430c9

    Download Submit
  • C:\Windows\SysWOW64\Cloud AV 2012v121.exe
    Filesize

    1.9MB

    MD5

    e1f72ed816664b86d4db6555ca67c02a

    SHA1

    2076dfc63d22fc991c8b8216757d22a34ec19f0c

    SHA256

    e989f0886cc1a989479cfe91d0f660223e486de22ee05749dc93ebb4a31f6acf

    SHA512

    3cacb0a979be4b7b89d830dc47ce3a139da47dfe21543aef092678c9d1129ed3e99d60cd027768c5a2405a580bea9e39b120c4f3b79e2de06f1ae83abb1c8288

    Download Submit
  • C:\Windows\System32\drivers\etc\hosts
    Filesize

    1KB

    MD5

    50ab0dd716dd66ad0c3eb5fb63f2f118

    SHA1

    bd9641078264b2135d3b3b0007c98f977d057960

    SHA256

    1f9037b078250201c92f8e1ea1ad3023011039c76a5aa74d3710edc452fc6517

    SHA512

    24c0b8ca8650fb50f81b9a89bbb7e8e5492b303b065fbf846c55aeb76c9fc41ebb5b9c6163d168a1362941720473486fdf2596dab4764176ebb348ad264b61d6

    Download Submit
  • memory/2056-110-0x0000000000400000-0x0000000000917000-memory.dmp
    Filesize

    5.1MB

    Download
  • memory/2056-134-0x0000000000400000-0x0000000000917000-memory.dmp
    Filesize

    5.1MB

    Download
  • memory/2056-232-0x0000000000400000-0x0000000000917000-memory.dmp
    Filesize

    5.1MB

    Download
  • memory/2056-188-0x0000000000400000-0x0000000000917000-memory.dmp
    Filesize

    5.1MB

    Download
  • memory/2056-18-0x0000000000400000-0x0000000000917000-memory.dmp
    Filesize

    5.1MB

    Download
  • memory/2056-155-0x0000000000400000-0x0000000000917000-memory.dmp
    Filesize

    5.1MB

    Download
  • memory/2056-123-0x0000000000400000-0x0000000000917000-memory.dmp
    Filesize

    5.1MB

    Download
  • memory/2056-105-0x0000000000400000-0x0000000000917000-memory.dmp
    Filesize

    5.1MB

    Download
  • memory/2056-89-0x0000000000400000-0x0000000000917000-memory.dmp
    Filesize

    5.1MB

    Download
  • memory/2056-100-0x0000000000400000-0x0000000000917000-memory.dmp
    Filesize

    5.1MB

    Download
  • memory/4364-2-0x0000000002F40000-0x0000000003365000-memory.dmp
    Filesize

    4.1MB

    Download
  • memory/4364-1-0x0000000000400000-0x0000000000917000-memory.dmp
    Filesize

    5.1MB

    Download
  • memory/4364-7-0x0000000000400000-0x0000000000917000-memory.dmp
    Filesize

    5.1MB

    Download
  • memory/4364-8-0x0000000002F40000-0x0000000003365000-memory.dmp
    Filesize

    4.1MB

    Download
  • memory/4512-10-0x0000000000400000-0x0000000000917000-memory.dmp
    Filesize

    5.1MB

    Download
  • memory/4512-15-0x0000000000400000-0x0000000000917000-memory.dmp
    Filesize

    5.1MB

    Download
  • memory/4512-11-0x0000000002BC0000-0x0000000003A0F000-memory.dmp
    Filesize

    14.3MB

    Download