Analysis

  • max time kernel
    151s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-12-2022 18:01

General

  • Target

    leatha,doc,12.23.2022.docm

  • Size

    1.3MB

  • MD5

    cbfd95f59689ad3f3ac862d25492e6e6

  • SHA1

    b1417d5860d7179f15d1545cc79f5bae9a8d8997

  • SHA256

    88917fe31db801e9c3d13b93487bbf089bfb90b5e72465b33b042bca8360f073

  • SHA512

    33d58ee41f5c1506aabcbee882b00892dd06f9109d02a2965000f4767a29111b77807ae4104d552e0371c660a31c2c5c491437ba4514f76074671394e5938123

  • SSDEEP

    24576:/FkpJmLOgHWi8bj11H2w5inpF7sONo/qiy7L9pvRDVG7EzqHm+Bmcc:/FkpJmgf3zliFpp+KqG+8

Malware Config

Extracted

Family

icedid

Campaign

1212497363

C2

trbiriumpa.com

Signatures

  • IcedID, BokBot

    IcedID is a banking trojan capable of stealing credentials.

  • Process spawned unexpected child process 1 IoCs

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

  • Blocklisted process makes network request 3 IoCs
  • Loads dropped DLL 1 IoCs
  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\leatha,doc,12.23.2022.docm" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:2356
  • C:\Windows\system32\rundll32.exe
    rundll32 C:\ProgramData\KBHEB7.DLL,init
    1⤵
    • Process spawned unexpected child process
    • Blocklisted process makes network request
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    PID:4360

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\KBHEB7.DLL
    Filesize

    740KB

    MD5

    404584ebbd5392ae611636e83c80df07

    SHA1

    4215876dbb1d8b9d617e35a305ac1d9c03c3c138

    SHA256

    d5ebe22fde4037d1f40402ca98b6d33f34a66a5d01fc8b52ceb50c36329f6215

    SHA512

    7358450edb7df324d7a96709308f7ba81b347ed67adcd9806434e0d46b920ff8b10bf0511ff49ebd752b16ab038f6b67f67c252bdc4a5a551cc40ee9c8c61d1c

  • C:\ProgramData\KBHEB7.DLL
    Filesize

    740KB

    MD5

    404584ebbd5392ae611636e83c80df07

    SHA1

    4215876dbb1d8b9d617e35a305ac1d9c03c3c138

    SHA256

    d5ebe22fde4037d1f40402ca98b6d33f34a66a5d01fc8b52ceb50c36329f6215

    SHA512

    7358450edb7df324d7a96709308f7ba81b347ed67adcd9806434e0d46b920ff8b10bf0511ff49ebd752b16ab038f6b67f67c252bdc4a5a551cc40ee9c8c61d1c

  • memory/2356-138-0x00007FF80F3E0000-0x00007FF80F3F0000-memory.dmp
    Filesize

    64KB

  • memory/2356-135-0x00007FF811CF0000-0x00007FF811D00000-memory.dmp
    Filesize

    64KB

  • memory/2356-136-0x00007FF811CF0000-0x00007FF811D00000-memory.dmp
    Filesize

    64KB

  • memory/2356-137-0x00007FF80F3E0000-0x00007FF80F3F0000-memory.dmp
    Filesize

    64KB

  • memory/2356-132-0x00007FF811CF0000-0x00007FF811D00000-memory.dmp
    Filesize

    64KB

  • memory/2356-134-0x00007FF811CF0000-0x00007FF811D00000-memory.dmp
    Filesize

    64KB

  • memory/2356-133-0x00007FF811CF0000-0x00007FF811D00000-memory.dmp
    Filesize

    64KB

  • memory/2356-148-0x00007FF811CF0000-0x00007FF811D00000-memory.dmp
    Filesize

    64KB

  • memory/2356-149-0x00007FF811CF0000-0x00007FF811D00000-memory.dmp
    Filesize

    64KB

  • memory/2356-150-0x00007FF811CF0000-0x00007FF811D00000-memory.dmp
    Filesize

    64KB

  • memory/2356-151-0x00007FF811CF0000-0x00007FF811D00000-memory.dmp
    Filesize

    64KB

  • memory/4360-141-0x0000000180000000-0x0000000180009000-memory.dmp
    Filesize

    36KB