Overview

overview

10

Static

static

a038969458...84.exe

windows7_x64

10

a038969458...84.exe

windows10_x64

10

Analysis

  • max time kernel
    150s
  • max time network
    144s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    09-11-2020 19:48

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General

  • Target

    a0389694589a21bcb64b48e7b0f18984.exe

  • Size

    617KB

  • MD5

    a0389694589a21bcb64b48e7b0f18984

  • SHA1

    711abe5f72cf9df58e3ff4a8b344fc860c938cea

  • SHA256

    30ee19d9f9b1e7c313c08903a1d5150461447f5fd989e82a982c1b6462698c4f

  • SHA512

    67d99ca1d89158830e0eeba1db6ff2add0e295d6c58e99df1e24f8abbeace072cdbdd269368d33b4cdf3c51a0db8980e04dd42e47ebc7a69c20fb7361e8ecd1f

Score
10/10
vidardiscoverystealer

Malware Config

Signatures

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

    stealervidar
  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

    discovery
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Drops file in Program Files directory 3 IoCs
  • Drops file in Windows directory 2 IoCs
  • Modifies Control Panel 1 IoCs
    evasion
  • Modifies Internet Explorer settings 1 TTPs 3 IoCs
    adwarespyware
  • Modifies registry class 273 IoCs
  • Runs .reg file with regedit 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 10 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a0389694589a21bcb64b48e7b0f18984.exe
    "C:\Users\Admin\AppData\Local\Temp\a0389694589a21bcb64b48e7b0f18984.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:3980
    • C:\Program Files (x86)\wotsuper\wotsuper\wotsuper.exe
      "C:\Program Files (x86)\wotsuper\wotsuper\wotsuper.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:2424
    • C:\Windows\SysWOW64\regedit.exe
      "C:\Windows\System32\regedit.exe" \s C:\Windows\wotsuper.reg
      2⤵
      • Runs .reg file with regedit
      PID:2492
  • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdge.exe
    "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdge.exe" -ServerName:MicrosoftEdge.AppXdnhjhccw3zf0j06tkg3jtqr00qdm0khc.mca
    1⤵
    • Drops file in Windows directory
    • Modifies Control Panel
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:2500
  • C:\Windows\system32\browser_broker.exe
    C:\Windows\system32\browser_broker.exe -Embedding
    1⤵
    • Modifies Internet Explorer settings
    PID:8
  • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe
    "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca
    1⤵
    • Modifies registry class
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2584
  • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe
    "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca
    1⤵
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    PID:676
  • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe
    "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca
    1⤵
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    PID:4516
  • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe
    "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca
    1⤵
    • Modifies registry class
    PID:4644
  • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe
    "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca
    1⤵
    • Modifies registry class
    PID:4732

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Replay Monitor

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Downloads

  • C:\Program Files (x86)\wotsuper\wotsuper\wotsuper.exe
    MD5

    3990858d0d8abbb0065939a7f77baa16

    SHA1

    61f9aa5d315f39633ed00264cb685d5af209a42a

    SHA256

    05a51157867e170957ef468e8d825738e3c109abf384a5da37d17307da65fac5

    SHA512

    4f84be5c856865501cac5c43f7c23afc4810c9befbafd7fc8fe77fc25c7e23b0d0be929103e53717a983c795116e57cec31170198f3c725eececa44751b8aaf4

    Download Submit
  • C:\Program Files (x86)\wotsuper\wotsuper\wotsuper.exe
    MD5

    3990858d0d8abbb0065939a7f77baa16

    SHA1

    61f9aa5d315f39633ed00264cb685d5af209a42a

    SHA256

    05a51157867e170957ef468e8d825738e3c109abf384a5da37d17307da65fac5

    SHA512

    4f84be5c856865501cac5c43f7c23afc4810c9befbafd7fc8fe77fc25c7e23b0d0be929103e53717a983c795116e57cec31170198f3c725eececa44751b8aaf4

    Download Submit
  • memory/2424-0-0x0000000000000000-mapping.dmp
    Download
  • memory/2424-4-0x0000000000A71000-0x0000000000A72000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2424-5-0x0000000000B60000-0x0000000000B61000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2492-3-0x0000000000000000-mapping.dmp
    Download