Analysis

  • max time kernel
    157s
  • max time network
    164s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    12-10-2023 06:58

General

  • Target

    BL.xls

  • Size

    1.1MB

  • MD5

    91854b159b8618fd6d4716c78bd5f281

  • SHA1

    8e226fff3da99cb091ee05e6dff49b8545755af4

  • SHA256

    be5e51d100e6fd732800febfde63dc442528d24aa320a0b9925c0f632554bab6

  • SHA512

    524423f14400bdbfc657f6a8cbb76438ec9341f033cbf1bd9731c296a3163fc38317bb6d411464f06b70b9133ca4e9eef9ef759c178d5aa13050b1e99d3adb85

  • SSDEEP

    24576:NWQmmav30xsEZyww6VVWO6IhZykw6VqW/uZyNnQsoPEpV04xeP4wZo:sQmmQ30GW86VjI6V9QzPP4xeA2

Malware Config

Extracted

Family

lokibot

C2

https://sempersim.su/a14/fre.php

http://kbfvzoboss.bid/alien/fre.php

http://alphastand.trade/alien/fre.php

http://alphastand.win/alien/fre.php

http://alphastand.top/alien/fre.php

Signatures

  • Lokibot

    Lokibot is a Password and CryptoCoin Wallet Stealer.

  • Blocklisted process makes network request 1 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Launches Equation Editor 1 TTPs 1 IoCs

    Equation Editor is an old Office component often targeted by exploits such as CVE-2017-11882.

  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\BL.xls
    1⤵
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:2616
  • C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE
    "C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE" -Embedding
    1⤵
    • Blocklisted process makes network request
    • Loads dropped DLL
    • Launches Equation Editor
    • Suspicious use of WriteProcessMemory
    PID:2892
    • C:\Users\Admin\AppData\Roaming\audiodgse.exe
      "C:\Users\Admin\AppData\Roaming\audiodgse.exe"
      2⤵
      • Executes dropped EXE
      • Accesses Microsoft Outlook profiles
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2164

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\BB3D591.emf

    Filesize

    1.4MB

    MD5

    a01b9617553432807b9b58025b338d97

    SHA1

    439bdcc450408b9735b2428c2d53d2e6977fa58c

    SHA256

    7a0426ed2e2349916969ff7087c0f76089fb8ce7f4627f3d11ccbc1aaefcedce

    SHA512

    312cc2563fa865d6a939fea85a520627c73ed9a95bafc98c89495f21d535dc658825be74b64f0f5c5815d1d234fc6e77a71779247e4973e39ba8dccec2f09bee

  • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-3513876443-2771975297-1923446376-1000\0f5007522459c86e95ffcc62f32308f1_5016df78-a5e8-4bdc-97f8-57576812d32b

    Filesize

    46B

    MD5

    d898504a722bff1524134c6ab6a5eaa5

    SHA1

    e0fdc90c2ca2a0219c99d2758e68c18875a3e11e

    SHA256

    878f32f76b159494f5a39f9321616c6068cdb82e88df89bcc739bbc1ea78e1f9

    SHA512

    26a4398bffb0c0aef9a6ec53cd3367a2d0abf2f70097f711bbbf1e9e32fd9f1a72121691bb6a39eeb55d596edd527934e541b4defb3b1426b1d1a6429804dc61

  • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-3513876443-2771975297-1923446376-1000\0f5007522459c86e95ffcc62f32308f1_5016df78-a5e8-4bdc-97f8-57576812d32b

    Filesize

    46B

    MD5

    c07225d4e7d01d31042965f048728a0a

    SHA1

    69d70b340fd9f44c89adb9a2278df84faa9906b7

    SHA256

    8c136c7ae08020ad16fd1928e36ad335ddef8b85906d66b712fff049aa57dc9a

    SHA512

    23d3cea738e1abf561320847c39dadc8b5794d7bd8761b0457956f827a17ad2556118b909a3e6929db79980ccf156a6f58ac823cf88329e62417d2807b34b64b

  • C:\Users\Admin\AppData\Roaming\audiodgse.exe

    Filesize

    252KB

    MD5

    ca838ae291296ed4c06535f48a35bf32

    SHA1

    a1d2d946038a7515ace8f156212e04714dc95ad6

    SHA256

    bf9544ac2abf7d615418a8e03e8226820c8ba48e049467136b257825ccf730f7

    SHA512

    e9efe23dbdafe139ba62baeac24caa7c2da9d13fdfe9a2b6f17e69005550c9c374d58589bea4c5f206afbc8a0868320378e25ad10bd99f44391e7bcb204e4615

  • C:\Users\Admin\AppData\Roaming\audiodgse.exe

    Filesize

    252KB

    MD5

    ca838ae291296ed4c06535f48a35bf32

    SHA1

    a1d2d946038a7515ace8f156212e04714dc95ad6

    SHA256

    bf9544ac2abf7d615418a8e03e8226820c8ba48e049467136b257825ccf730f7

    SHA512

    e9efe23dbdafe139ba62baeac24caa7c2da9d13fdfe9a2b6f17e69005550c9c374d58589bea4c5f206afbc8a0868320378e25ad10bd99f44391e7bcb204e4615

  • C:\Users\Admin\AppData\Roaming\audiodgse.exe

    Filesize

    252KB

    MD5

    ca838ae291296ed4c06535f48a35bf32

    SHA1

    a1d2d946038a7515ace8f156212e04714dc95ad6

    SHA256

    bf9544ac2abf7d615418a8e03e8226820c8ba48e049467136b257825ccf730f7

    SHA512

    e9efe23dbdafe139ba62baeac24caa7c2da9d13fdfe9a2b6f17e69005550c9c374d58589bea4c5f206afbc8a0868320378e25ad10bd99f44391e7bcb204e4615

  • \Users\Admin\AppData\Roaming\audiodgse.exe

    Filesize

    252KB

    MD5

    ca838ae291296ed4c06535f48a35bf32

    SHA1

    a1d2d946038a7515ace8f156212e04714dc95ad6

    SHA256

    bf9544ac2abf7d615418a8e03e8226820c8ba48e049467136b257825ccf730f7

    SHA512

    e9efe23dbdafe139ba62baeac24caa7c2da9d13fdfe9a2b6f17e69005550c9c374d58589bea4c5f206afbc8a0868320378e25ad10bd99f44391e7bcb204e4615

  • \Users\Admin\AppData\Roaming\audiodgse.exe

    Filesize

    252KB

    MD5

    ca838ae291296ed4c06535f48a35bf32

    SHA1

    a1d2d946038a7515ace8f156212e04714dc95ad6

    SHA256

    bf9544ac2abf7d615418a8e03e8226820c8ba48e049467136b257825ccf730f7

    SHA512

    e9efe23dbdafe139ba62baeac24caa7c2da9d13fdfe9a2b6f17e69005550c9c374d58589bea4c5f206afbc8a0868320378e25ad10bd99f44391e7bcb204e4615

  • memory/2164-24-0x0000000000400000-0x000000000227D000-memory.dmp

    Filesize

    30.5MB

  • memory/2164-26-0x0000000002390000-0x0000000002490000-memory.dmp

    Filesize

    1024KB

  • memory/2164-27-0x0000000000400000-0x000000000227D000-memory.dmp

    Filesize

    30.5MB

  • memory/2164-28-0x0000000000220000-0x000000000023B000-memory.dmp

    Filesize

    108KB

  • memory/2164-23-0x0000000000220000-0x000000000023B000-memory.dmp

    Filesize

    108KB

  • memory/2164-22-0x0000000002390000-0x0000000002490000-memory.dmp

    Filesize

    1024KB

  • memory/2616-25-0x000000007232D000-0x0000000072338000-memory.dmp

    Filesize

    44KB

  • memory/2616-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2616-1-0x000000007232D000-0x0000000072338000-memory.dmp

    Filesize

    44KB

  • memory/2616-58-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2616-73-0x000000007232D000-0x0000000072338000-memory.dmp

    Filesize

    44KB