Analysis

  • max time kernel
    103s
  • max time network
    144s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    29-10-2020 03:39

General

  • Target

    doc_pack-1951371048.xlsb

  • Size

    24KB

  • MD5

    d32574a57844444bf8e3c7e71b2b255c

  • SHA1

    1502ceabf20d9ceadda2db8b67d64aebc8efbade

  • SHA256

    915f11a002bc07f3eecedff61d93bddc393bd078c86f2c9e77dc5e8f79589025

  • SHA512

    3421384aa7f99aa7f66e0e43f8f270634d8a6044c6e726be2d471d048cd6949ac6fae8962757dd40675c84b6b694eb91e310e8d90ea94968dad9c6b7a4400dd0

Malware Config

Extracted

Family

qakbot

Botnet

tr01

Campaign

1603793855

C2

50.104.68.223:443

89.137.211.239:443

95.77.223.148:443

197.37.69.138:993

68.174.15.223:443

103.238.231.35:443

36.77.151.211:443

72.16.56.171:443

45.47.65.191:443

189.231.212.189:443

106.51.52.111:443

24.55.66.125:443

39.37.247.97:995

108.190.151.108:2222

203.198.96.61:443

73.228.1.246:443

35.134.202.234:443

188.50.230.249:995

86.120.64.150:2222

5.14.126.153:443

Signatures

  • Qakbot/Qbot

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

  • Executes dropped EXE 4 IoCs
  • Checks SCSI registry key(s) 3 TTPs 12 IoCs

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

  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\doc_pack-1951371048.xlsb"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:492
    • C:\hgoitk\nkorpy\exlwhtih.exe
      "C:\hgoitk\nkorpy\exlwhtih.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3292
      • C:\hgoitk\nkorpy\exlwhtih.exe
        C:\hgoitk\nkorpy\exlwhtih.exe /C
        3⤵
        • Executes dropped EXE
        • Checks SCSI registry key(s)
        • Suspicious behavior: EnumeratesProcesses
        PID:1324
      • C:\Users\Admin\AppData\Roaming\Microsoft\Xfldy\yartramt.exe
        C:\Users\Admin\AppData\Roaming\Microsoft\Xfldy\yartramt.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:3448
        • C:\Users\Admin\AppData\Roaming\Microsoft\Xfldy\yartramt.exe
          C:\Users\Admin\AppData\Roaming\Microsoft\Xfldy\yartramt.exe /C
          4⤵
          • Executes dropped EXE
          • Checks SCSI registry key(s)
          • Suspicious behavior: EnumeratesProcesses
          PID:2340
        • C:\Windows\SysWOW64\explorer.exe
          C:\Windows\SysWOW64\explorer.exe
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:2364
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn fmsrfkp /tr "\"C:\hgoitk\nkorpy\exlwhtih.exe\" /I fmsrfkp" /SC ONCE /Z /ST 05:00 /ET 05:12
        3⤵
        • Creates scheduled task(s)
        PID:2164

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Xfldy\yartramt.dat

    MD5

    af91c1087ef861962d5017a3104c3ab9

    SHA1

    7ff323fdb6370394d43e28c7d8bd3c11da579fed

    SHA256

    527ff9cb2140f32a14f9a3ddede81fbdf44d5e9a2db3c2705b05b01b128ebe03

    SHA512

    acd53b2cf33bf895ff453fd17debdf89941ad68961532d6ab7c8b634d3529a424a21aaa7a416bc4eb6b6b444f7f578d7f4ca0e4621e2d0adb7605a6dcef14249

  • C:\Users\Admin\AppData\Roaming\Microsoft\Xfldy\yartramt.exe

    MD5

    e7fb89ff479959bedf84eed00a642f07

    SHA1

    fa31fb2d426f237ccd67a78b848b40ee1c001166

    SHA256

    9089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13

    SHA512

    328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e

  • C:\Users\Admin\AppData\Roaming\Microsoft\Xfldy\yartramt.exe

    MD5

    e7fb89ff479959bedf84eed00a642f07

    SHA1

    fa31fb2d426f237ccd67a78b848b40ee1c001166

    SHA256

    9089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13

    SHA512

    328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e

  • C:\Users\Admin\AppData\Roaming\Microsoft\Xfldy\yartramt.exe

    MD5

    e7fb89ff479959bedf84eed00a642f07

    SHA1

    fa31fb2d426f237ccd67a78b848b40ee1c001166

    SHA256

    9089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13

    SHA512

    328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e

  • C:\hgoitk\nkorpy\exlwhtih.exe

    MD5

    e7fb89ff479959bedf84eed00a642f07

    SHA1

    fa31fb2d426f237ccd67a78b848b40ee1c001166

    SHA256

    9089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13

    SHA512

    328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e

  • C:\hgoitk\nkorpy\exlwhtih.exe

    MD5

    e7fb89ff479959bedf84eed00a642f07

    SHA1

    fa31fb2d426f237ccd67a78b848b40ee1c001166

    SHA256

    9089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13

    SHA512

    328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e

  • C:\hgoitk\nkorpy\exlwhtih.exe

    MD5

    e7fb89ff479959bedf84eed00a642f07

    SHA1

    fa31fb2d426f237ccd67a78b848b40ee1c001166

    SHA256

    9089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13

    SHA512

    328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e

  • memory/492-0-0x00007FF9A7130000-0x00007FF9A7767000-memory.dmp

    Filesize

    6.2MB

  • memory/1324-6-0x0000000002690000-0x0000000002691000-memory.dmp

    Filesize

    4KB

  • memory/1324-4-0x0000000000000000-mapping.dmp

  • memory/2164-10-0x0000000000000000-mapping.dmp

  • memory/2340-13-0x00000000026A0000-0x00000000026A1000-memory.dmp

    Filesize

    4KB

  • memory/2340-11-0x0000000000000000-mapping.dmp

  • memory/2364-15-0x0000000000000000-mapping.dmp

  • memory/3292-1-0x0000000000000000-mapping.dmp

  • memory/3448-7-0x0000000000000000-mapping.dmp

  • memory/3448-14-0x0000000000720000-0x0000000000757000-memory.dmp

    Filesize

    220KB