Analysis

  • max time kernel
    145s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-10-2023 20:53

General

  • Target

    VegaStealer_v1.exe

  • Size

    6.7MB

  • MD5

    41b8caca7e2c1ec36c2528fcd6a3f334

  • SHA1

    45ef2451a4916cf5c88e90eb1e4360f04ba3549e

  • SHA256

    c59fdd5b90add682937cc8dfccfb84d460ea9f14c3dc9df895a0b8596877fb16

  • SHA512

    f160616571478eb55fb6a61c94961c7c47b0db56f03638918641fdfbc505e929921b88a9059d44554edee6e6a1c4e73127c0db0fe9df0df8d69ac73f9fa4599f

  • SSDEEP

    196608:Rrp3ECTkyi+4l72FW1aq3BzV+gSYyPO6GEkhQAp6UFj4:VHw/lqFWYq3lV+gSYyP3GEkmJ

Malware Config

Signatures

  • BlackGuard

    Infostealer first seen in Late 2021.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Looks up external IP address via web service 3 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\VegaStealer_v1.exe
    "C:\Users\Admin\AppData\Local\Temp\VegaStealer_v1.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2804
    • C:\Users\Admin\AppData\Local\Temp\v1.exe
      "C:\Users\Admin\AppData\Local\Temp\v1.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3240

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\SQLite.Interop.dll

    Filesize

    1.7MB

    MD5

    a73fdfb6815b151848257eca042a42ef

    SHA1

    73f18e6b4d1f638e7ce2a7ad36635018482f2c55

    SHA256

    10c9ccec863ed80850c7b7080e4f2e34b133ce259d1ae3ea7a305cebf6e2940d

    SHA512

    111f5a7bd916ab317fc127cbf49a2a81c2a614ce3a655a0446f2ebf3c2e61509db5633a391bef06c4ba0b58a71c752262ec2467a09abc56827263c647b08a09d

  • C:\Users\Admin\AppData\Local\Temp\SQLite.Interop.dll

    Filesize

    1.7MB

    MD5

    a73fdfb6815b151848257eca042a42ef

    SHA1

    73f18e6b4d1f638e7ce2a7ad36635018482f2c55

    SHA256

    10c9ccec863ed80850c7b7080e4f2e34b133ce259d1ae3ea7a305cebf6e2940d

    SHA512

    111f5a7bd916ab317fc127cbf49a2a81c2a614ce3a655a0446f2ebf3c2e61509db5633a391bef06c4ba0b58a71c752262ec2467a09abc56827263c647b08a09d

  • C:\Users\Admin\AppData\Local\Temp\v1.exe

    Filesize

    4.6MB

    MD5

    eb7f803cbace4fbc19716180481fbbe1

    SHA1

    9525001f6f88209d76baeba2eaf7a4d9325240dd

    SHA256

    bc79161f2093625fe17b17337979ccfdcedd18ff473ec008999f21f2b77bb081

    SHA512

    4d9cac839c2cacbfe3ff9c6a74ce22b2a68e8929dd3d89982dd6ea4640dad0e3215c6291cd0734b87c29ddf6880f8efec0bce43eb701492c6c2fe42dd0fdc886

  • C:\Users\Admin\AppData\Local\Temp\v1.exe

    Filesize

    4.6MB

    MD5

    eb7f803cbace4fbc19716180481fbbe1

    SHA1

    9525001f6f88209d76baeba2eaf7a4d9325240dd

    SHA256

    bc79161f2093625fe17b17337979ccfdcedd18ff473ec008999f21f2b77bb081

    SHA512

    4d9cac839c2cacbfe3ff9c6a74ce22b2a68e8929dd3d89982dd6ea4640dad0e3215c6291cd0734b87c29ddf6880f8efec0bce43eb701492c6c2fe42dd0fdc886

  • C:\Users\Admin\AppData\Local\Temp\v1.exe

    Filesize

    4.6MB

    MD5

    eb7f803cbace4fbc19716180481fbbe1

    SHA1

    9525001f6f88209d76baeba2eaf7a4d9325240dd

    SHA256

    bc79161f2093625fe17b17337979ccfdcedd18ff473ec008999f21f2b77bb081

    SHA512

    4d9cac839c2cacbfe3ff9c6a74ce22b2a68e8929dd3d89982dd6ea4640dad0e3215c6291cd0734b87c29ddf6880f8efec0bce43eb701492c6c2fe42dd0fdc886

  • C:\Users\Admin\AppData\Roaming\SystemFiles\Process.txt

    Filesize

    1KB

    MD5

    39e28d577f60e82b7f808a1476f23ac4

    SHA1

    2dc6b0fe3f86daca3866e81486b8cdc54a8a3e00

    SHA256

    2accce97f1bd003fbdbfb66cc634eb6a76f2bded1961fe96322a6f8f71aae00d

    SHA512

    c29a65ea2e2ae4a9c92e1d5b34e24086b9850e588889a197bbc3f80f3582cf182eaa1df0b32fe74d182070f7ba2f81f5ffa20d1c386ec221072b0ef432ca4e4e

  • C:\Users\Admin\AppData\Roaming\SystemFiles\Process.txt

    Filesize

    1KB

    MD5

    39e28d577f60e82b7f808a1476f23ac4

    SHA1

    2dc6b0fe3f86daca3866e81486b8cdc54a8a3e00

    SHA256

    2accce97f1bd003fbdbfb66cc634eb6a76f2bded1961fe96322a6f8f71aae00d

    SHA512

    c29a65ea2e2ae4a9c92e1d5b34e24086b9850e588889a197bbc3f80f3582cf182eaa1df0b32fe74d182070f7ba2f81f5ffa20d1c386ec221072b0ef432ca4e4e

  • C:\Users\Admin\AppData\Roaming\SystemFiles\Process.txt

    Filesize

    230B

    MD5

    9e7f1384892de4b4c71d630b5413e832

    SHA1

    29cf10ae7b72193462436f188d75f575fb9869f2

    SHA256

    c71e94fb1c8e53aca3ddd38e2df2eb37cde2a4a7d021425dbcd69872b0a280e7

    SHA512

    81b3c85d572a32c03a3050327cc7bb95cb7f9a6135d6dd00a0b6e0eb555663b7b0022778137fb336e99205f2ab5d45fd19168caa64ffdc1e5fd355acc593a369

  • C:\Users\Admin\AppData\Roaming\SystemFiles\Process.txt

    Filesize

    1KB

    MD5

    39e28d577f60e82b7f808a1476f23ac4

    SHA1

    2dc6b0fe3f86daca3866e81486b8cdc54a8a3e00

    SHA256

    2accce97f1bd003fbdbfb66cc634eb6a76f2bded1961fe96322a6f8f71aae00d

    SHA512

    c29a65ea2e2ae4a9c92e1d5b34e24086b9850e588889a197bbc3f80f3582cf182eaa1df0b32fe74d182070f7ba2f81f5ffa20d1c386ec221072b0ef432ca4e4e

  • memory/3240-37-0x000001F55EBA0000-0x000001F55EC06000-memory.dmp

    Filesize

    408KB

  • memory/3240-65-0x000001F544490000-0x000001F5444B6000-memory.dmp

    Filesize

    152KB

  • memory/3240-24-0x000001F55E630000-0x000001F55E64A000-memory.dmp

    Filesize

    104KB

  • memory/3240-22-0x000001F545CE0000-0x000001F545CFE000-memory.dmp

    Filesize

    120KB

  • memory/3240-46-0x000001F55EC60000-0x000001F55ECB0000-memory.dmp

    Filesize

    320KB

  • memory/3240-59-0x000001F55ECB0000-0x000001F55EFDE000-memory.dmp

    Filesize

    3.2MB

  • memory/3240-21-0x000001F55E600000-0x000001F55E622000-memory.dmp

    Filesize

    136KB

  • memory/3240-20-0x000001F55E680000-0x000001F55E6F6000-memory.dmp

    Filesize

    472KB

  • memory/3240-64-0x000001F55F020000-0x000001F55F05A000-memory.dmp

    Filesize

    232KB

  • memory/3240-23-0x000001F55E940000-0x000001F55E99A000-memory.dmp

    Filesize

    360KB

  • memory/3240-70-0x000001F55FE70000-0x000001F560032000-memory.dmp

    Filesize

    1.8MB

  • memory/3240-74-0x000001F545D20000-0x000001F545D30000-memory.dmp

    Filesize

    64KB

  • memory/3240-19-0x000001F545E60000-0x000001F545F12000-memory.dmp

    Filesize

    712KB

  • memory/3240-18-0x000001F545D20000-0x000001F545D30000-memory.dmp

    Filesize

    64KB

  • memory/3240-17-0x00007FF878FE0000-0x00007FF879AA1000-memory.dmp

    Filesize

    10.8MB

  • memory/3240-16-0x000001F543BF0000-0x000001F544088000-memory.dmp

    Filesize

    4.6MB

  • memory/3240-166-0x00007FF878FE0000-0x00007FF879AA1000-memory.dmp

    Filesize

    10.8MB