Analysis

  • max time kernel
    149s
  • max time network
    131s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    29-10-2020 03:39

General

  • Target

    doc_pack-1919694960.xlsb

  • Size

    24KB

  • MD5

    917990e066ab771047eea7da32ef62a3

  • SHA1

    40d6ec5521d34e240d976531adf1f4f8a183a4a6

  • SHA256

    d51c16e312634c5142ff94dd5fe77cf403082c34f8dd88f217faaf1391f69125

  • SHA512

    068b2cb0efc912ebe7a5742dbb389275d0c208ade032741667cbd4e76001118dfd25b7690200c8c6fdce402049a4b0c0cc5770009f848daa9d6b288c568fda7c

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-1919694960.xlsb"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:576
    • C:\hgoitk\nkorpy\exlwhtih.exe
      "C:\hgoitk\nkorpy\exlwhtih.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2704
      • C:\hgoitk\nkorpy\exlwhtih.exe
        C:\hgoitk\nkorpy\exlwhtih.exe /C
        3⤵
        • Executes dropped EXE
        • Checks SCSI registry key(s)
        • Suspicious behavior: EnumeratesProcesses
        PID:1524
      • C:\Users\Admin\AppData\Roaming\Microsoft\Aepnp\bqvagf.exe
        C:\Users\Admin\AppData\Roaming\Microsoft\Aepnp\bqvagf.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:1352
        • C:\Users\Admin\AppData\Roaming\Microsoft\Aepnp\bqvagf.exe
          C:\Users\Admin\AppData\Roaming\Microsoft\Aepnp\bqvagf.exe /C
          4⤵
          • Executes dropped EXE
          • Checks SCSI registry key(s)
          • Suspicious behavior: EnumeratesProcesses
          PID:3568
        • C:\Windows\SysWOW64\explorer.exe
          C:\Windows\SysWOW64\explorer.exe
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:3500
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn xksbrpk /tr "\"C:\hgoitk\nkorpy\exlwhtih.exe\" /I xksbrpk" /SC ONCE /Z /ST 04:54 /ET 05:06
        3⤵
        • Creates scheduled task(s)
        PID:3244
  • C:\hgoitk\nkorpy\exlwhtih.exe
    C:\hgoitk\nkorpy\exlwhtih.exe /I xksbrpk
    1⤵
    • Executes dropped EXE
    • Suspicious behavior: EnumeratesProcesses
    PID:3768

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Aepnp\bqvagf.dat

    MD5

    161a68fb98fc83b987bb70e0789a1c66

    SHA1

    f55eb283aa4586a908f489086135abfdb06493d3

    SHA256

    e6effa36c1bfbf51ad5819ccee48e4347fb48a24c14fe15f5710dc8e85f63bc5

    SHA512

    f5512040c2456eb226b2802cc1fff4e5ddb399b94b6e7d6a3963a78178705ec26a51e2fda9fae8e0aaa1614e5b1b9d83f4ce6171c7747d83b55ce1c1e95457c6

  • C:\Users\Admin\AppData\Roaming\Microsoft\Aepnp\bqvagf.exe

    MD5

    e7fb89ff479959bedf84eed00a642f07

    SHA1

    fa31fb2d426f237ccd67a78b848b40ee1c001166

    SHA256

    9089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13

    SHA512

    328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e

  • C:\Users\Admin\AppData\Roaming\Microsoft\Aepnp\bqvagf.exe

    MD5

    e7fb89ff479959bedf84eed00a642f07

    SHA1

    fa31fb2d426f237ccd67a78b848b40ee1c001166

    SHA256

    9089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13

    SHA512

    328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e

  • C:\Users\Admin\AppData\Roaming\Microsoft\Aepnp\bqvagf.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/576-0-0x00007FFC34510000-0x00007FFC34B47000-memory.dmp

    Filesize

    6.2MB

  • memory/1352-7-0x0000000000000000-mapping.dmp

  • memory/1352-14-0x0000000000920000-0x0000000000957000-memory.dmp

    Filesize

    220KB

  • memory/1524-6-0x0000000002700000-0x0000000002701000-memory.dmp

    Filesize

    4KB

  • memory/1524-4-0x0000000000000000-mapping.dmp

  • memory/2704-1-0x0000000000000000-mapping.dmp

  • memory/3244-10-0x0000000000000000-mapping.dmp

  • memory/3500-15-0x0000000000000000-mapping.dmp

  • memory/3568-13-0x0000000002760000-0x0000000002761000-memory.dmp

    Filesize

    4KB

  • memory/3568-11-0x0000000000000000-mapping.dmp