Analysis

  • max time kernel
    35s
  • max time network
    36s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-09-2024 04:20

General

  • Target

    cf6305a67821101a2613f779dfb463a776b2353f0fe81ceeaf1c5c70039e5d7b.exe

  • Size

    147KB

  • MD5

    fd68012fa7c5c63d393aa44b039cd193

  • SHA1

    62084644f50562eefc223c0b505f77ba1d953e5e

  • SHA256

    cf6305a67821101a2613f779dfb463a776b2353f0fe81ceeaf1c5c70039e5d7b

  • SHA512

    98d00d758303473040a509ffecf938a976702707fa1fb8ef98f8b2df4ef9ce7ef2ff714a11f1284bfff31a9edb62144f797cddff24394faded5e156fbe475077

  • SSDEEP

    1536:CzICS4AAwczUUf8y8gvMH+1zGSNAojMP95D1xDYM3UFLzhoDGBxkFQBoBml6ziNS:BqJogYkcSNm9V7DDENzyqxkbml6BbBT

Malware Config

Signatures

  • Renames multiple (615) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Drops desktop.ini file(s) 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cf6305a67821101a2613f779dfb463a776b2353f0fe81ceeaf1c5c70039e5d7b.exe
    "C:\Users\Admin\AppData\Local\Temp\cf6305a67821101a2613f779dfb463a776b2353f0fe81ceeaf1c5c70039e5d7b.exe"
    1⤵
    • Drops desktop.ini file(s)
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:624

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\$Recycle.Bin\S-1-5-21-2392887640-1187051047-2909758433-1000\DDDDDDDDDDD

    Filesize

    129B

    MD5

    663b54253955f605b8c5ceb18b612872

    SHA1

    5b8f8f020063be95e14f22ade729487daafadbb0

    SHA256

    2f6acfc30a1b037ed22a4fec042851272a2afc6d999a4fac87c8d3b332d6d532

    SHA512

    c8171fb85c9c37d6ae98c071c0d3d3ebaf91abaf85ec7930bbead212a7170d879cb4567b99ea6cb34ed1bdd135b97aeefeeebf6cac0611c23dda43aa56e1e764

  • C:\kHvolaMJY.README.txt

    Filesize

    1KB

    MD5

    41358c851ca028b4c82f3c5c1ca6440f

    SHA1

    3832debb114a0421006e94ddaae45805baafbbb5

    SHA256

    66244691ed831b280edb737ef21d9b1159a59e4aa07bafcfa53db2b3f76b55f3

    SHA512

    9df88a2d71591c9eae7a38a29046168602a6966cb280d311b22f4157169bd6fe58672a11c3e324b3074bb838101e659634e4769501abc79bb4f27a949f0de01b

  • F:\$RECYCLE.BIN\S-1-5-21-2392887640-1187051047-2909758433-1000\DDDDDDDDDDD

    Filesize

    129B

    MD5

    6e803b8ac9e79a5e7a0ff1d0691829fd

    SHA1

    a806544e738c8291612344d9390a0519d49562b8

    SHA256

    dc0138934b3766ee21ba75d1425b6afb42ea098128078185511f037c804b460d

    SHA512

    5aace1532c94f556c346126daae9afba7c3f5655ecbae71a3806f7271752e2bb23bb3496ebe75b47049e85281d8d59c0e1dd571de900ac02dbfc043bbcb4bef4

  • memory/624-0-0x00000000006B0000-0x00000000006C0000-memory.dmp

    Filesize

    64KB

  • memory/624-1-0x00000000006B0000-0x00000000006C0000-memory.dmp

    Filesize

    64KB

  • memory/624-2-0x00000000006B0000-0x00000000006C0000-memory.dmp

    Filesize

    64KB