Overview

overview

10

Static

static

10

bifrost.exe

windows7-x64

8

bifrost.exe

windows10-2004-x64

8

Sharing

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General

  • Target

    023123cc7367ab37e8a9993a75b29d2e370a1e8b600e220eb043cc2cb16412aa

  • Size

    1004KB

  • Sample

    221126-r6f65sef9s

  • MD5

    3d27aae9d827e560725da8b75fdfbb67

  • SHA1

    8ae83db91ff2418699701786f7432e6513c4b1a7

  • SHA256

    023123cc7367ab37e8a9993a75b29d2e370a1e8b600e220eb043cc2cb16412aa

  • SHA512

    57ccb9f204d921a4d8911832c9c4ca09d3a284c0159da27910a0b8d1b030a9951280fc19776304ce254a73c62afd14e39e82197817fb72c00a237cc9488e730d

  • SSDEEP

    24576:KrwmrPIdwVsfz7Uu1FZNbr8KiJ49cRKKD1cp4NKpYy/7KXvx:KNkdvfUu1pX8KS49cKScp4RJ

Score
10/10
modiloader

Malware Config

Targets

    • Target

      bifrost.exe

    • Size

      1.8MB

    • MD5

      57b40349e764218a84dcc24771912013

    • SHA1

      632c4fb859357d53ff200258a7f287cb4ac729a1

    • SHA256

      13a336fd1c6148134a22d9d6a0b65e6d1b8d0512fc0d4a8cb68ca1967a96aba5

    • SHA512

      90a049509b4ea5d6b0c4c60cff6c7a174a1370a630490a047af0285900efb57c6b89fc56fbad45ee61b64c4f7fdcfc785e3a8d5d72d7fc3e36a7e275390da6f8

    • SSDEEP

      24576:JmrRJmzQVspzfungCHOfGnK7pMrJ26L7PtcpzR6GD+ZCXM4YwtQRIkV6+:JmrRUzZragOyB7p2J26HepsnL

    Score
    8/10

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks