Analysis

  • max time kernel
    144s
  • max time network
    136s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    29-10-2020 03:38

General

  • Target

    doc_pack-192568947.xlsb

  • Size

    24KB

  • MD5

    b0d0f9ecd44568da12e8b21546c77f2b

  • SHA1

    52dc10eed999c23e373f6a0b6e3e1e209633421a

  • SHA256

    760fa9d83f85a0c96692122ccf54c869b130fdd05214888437c60fc539cec0fe

  • SHA512

    9293904ceefd0119ce8fde7cf9567ebbe443c5f47fe838c2457ca21dfeb9adbc7a58623093f6eaf0fac2b566ad3fecedacaad6a002042526e90d84a07602187f

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 5 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 18 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-192568947.xlsb"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:636
    • C:\hgoitk\nkorpy\exlwhtih.exe
      "C:\hgoitk\nkorpy\exlwhtih.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3200
      • C:\hgoitk\nkorpy\exlwhtih.exe
        C:\hgoitk\nkorpy\exlwhtih.exe /C
        3⤵
        • Executes dropped EXE
        • Checks SCSI registry key(s)
        • Suspicious behavior: EnumeratesProcesses
        PID:2308
      • C:\Users\Admin\AppData\Roaming\Microsoft\Ijeueoyck\suiyr.exe
        C:\Users\Admin\AppData\Roaming\Microsoft\Ijeueoyck\suiyr.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:2212
        • C:\Users\Admin\AppData\Roaming\Microsoft\Ijeueoyck\suiyr.exe
          C:\Users\Admin\AppData\Roaming\Microsoft\Ijeueoyck\suiyr.exe /C
          4⤵
          • Executes dropped EXE
          • Checks SCSI registry key(s)
          • Suspicious behavior: EnumeratesProcesses
          PID:3168
        • C:\Windows\SysWOW64\explorer.exe
          C:\Windows\SysWOW64\explorer.exe
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:4032
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn gchubyjyez /tr "\"C:\hgoitk\nkorpy\exlwhtih.exe\" /I gchubyjyez" /SC ONCE /Z /ST 04:58 /ET 05:10
        3⤵
        • Creates scheduled task(s)
        PID:2252
  • C:\hgoitk\nkorpy\exlwhtih.exe
    C:\hgoitk\nkorpy\exlwhtih.exe /I gchubyjyez
    1⤵
    • Executes dropped EXE
    • Suspicious behavior: EnumeratesProcesses
    PID:3364

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Ijeueoyck\suiyr.dat

    MD5

    314a115e983ca72a0f87897958f6cd7f

    SHA1

    67f634d725100f304f714d9d19c637eabcaa6271

    SHA256

    fb523429decd290db428c8d33dbafc15346b3bf59515a693f02ca3c79328b9d5

    SHA512

    84c9241879f09d8bcf1f6bc2d9209538bb4a1842398c1a4033c1bb888658b5bb6a39ce0ebbb97714e05c31f1e21ac44dffe0bf7bc57071f7c923079cb31285d9

  • C:\Users\Admin\AppData\Roaming\Microsoft\Ijeueoyck\suiyr.exe

    MD5

    e7fb89ff479959bedf84eed00a642f07

    SHA1

    fa31fb2d426f237ccd67a78b848b40ee1c001166

    SHA256

    9089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13

    SHA512

    328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e

  • C:\Users\Admin\AppData\Roaming\Microsoft\Ijeueoyck\suiyr.exe

    MD5

    e7fb89ff479959bedf84eed00a642f07

    SHA1

    fa31fb2d426f237ccd67a78b848b40ee1c001166

    SHA256

    9089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13

    SHA512

    328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e

  • C:\Users\Admin\AppData\Roaming\Microsoft\Ijeueoyck\suiyr.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

  • C:\hgoitk\nkorpy\exlwhtih.exe

    MD5

    e7fb89ff479959bedf84eed00a642f07

    SHA1

    fa31fb2d426f237ccd67a78b848b40ee1c001166

    SHA256

    9089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13

    SHA512

    328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e

  • \??\PIPE\wkssvc

    MD5

    d41d8cd98f00b204e9800998ecf8427e

    SHA1

    da39a3ee5e6b4b0d3255bfef95601890afd80709

    SHA256

    e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

    SHA512

    cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

  • memory/636-0-0x00007FF9E73C0000-0x00007FF9E79F7000-memory.dmp

    Filesize

    6.2MB

  • memory/2212-7-0x0000000000000000-mapping.dmp

  • memory/2212-14-0x00000000020C0000-0x00000000020F7000-memory.dmp

    Filesize

    220KB

  • memory/2252-10-0x0000000000000000-mapping.dmp

  • memory/2308-4-0x0000000000000000-mapping.dmp

  • memory/2308-6-0x0000000002730000-0x0000000002731000-memory.dmp

    Filesize

    4KB

  • memory/3168-11-0x0000000000000000-mapping.dmp

  • memory/3168-13-0x0000000002760000-0x0000000002761000-memory.dmp

    Filesize

    4KB

  • memory/3200-1-0x0000000000000000-mapping.dmp

  • memory/4032-15-0x0000000000000000-mapping.dmp