Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-01-2025 08:07

General

  • Target

    PURCHASE ORDER DLNG REF. 4520007395.exe

  • Size

    1.2MB

  • MD5

    02c65afc817f61d1d182e170a44d4843

  • SHA1

    01ae56d0d7be193e9645a18e466038ae186bf944

  • SHA256

    98d06e4d2c0ca3e9d257f28269a4a1040c1fa51ddbb6214e8d2b6eed2ab8aadf

  • SHA512

    d0d49fe7a5a896e980d9558b0c170756a1e64a8e0ed903961bb1e6da5540a0b3dd21310e5e7360fb31a66b4662d10685a8f5e6dc7116e267f64d0f431047a066

  • SSDEEP

    24576:03bKxS8debw/ZG0eaFsGzjeN/9JmLu+dzUdj+F/:03GQZbwi4fY/9Uaoqq/

Malware Config

Extracted

Family

vipkeylogger

Credentials

Signatures

  • Guloader family
  • Guloader,Cloudeye

    A shellcode based downloader first seen in 2020.

  • VIPKeylogger

    VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.

  • Vipkeylogger family
  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 3 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Looks up external IP address via web service 3 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER DLNG REF. 4520007395.exe
    "C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER DLNG REF. 4520007395.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:2644
    • C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER DLNG REF. 4520007395.exe
      "C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER DLNG REF. 4520007395.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious use of NtCreateThreadExHideFromDebugger
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:896

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\Microsoft\Windows\Start Menu\extrudes.ini

    Filesize

    38B

    MD5

    09e985a98beb49d2e4e39bcc53418fcb

    SHA1

    115f25c7aac7f7109e072ddae02d0fda28633ce9

    SHA256

    5edbc616b4c34d75203eb67a629506f1529cfc87576cd1e9a541e2614889a59e

    SHA512

    22f3db81b752e634ed33c280b83c0a5fc02360cc8838f27650bbd647de7bf2dbdf894cb86cc28c9b35bb10c8ef59c4d8a844882b627b8765cb1a331af4d065a2

  • C:\Users\Admin\AppData\Local\Temp\nsaA077.tmp

    Filesize

    74B

    MD5

    16d513397f3c1f8334e8f3e4fc49828f

    SHA1

    4ee15afca81ca6a13af4e38240099b730d6931f0

    SHA256

    d3c781a1855c8a70f5aca88d9e2c92afffa80541334731f62caa9494aa8a0c36

    SHA512

    4a350b790fdd2fe957e9ab48d5969b217ab19fc7f93f3774f1121a5f140ff9a9eaaa8fa30e06a9ef40ad776e698c2e65a05323c3adf84271da1716e75f5183c3

  • C:\Users\Admin\AppData\Local\Temp\nsaA077.tmp

    Filesize

    17B

    MD5

    de15696c9e742811f33a76627a5af41a

    SHA1

    888fbecc300c1487bc2cc47ccfc562a622d4800f

    SHA256

    67e9b2f9ff46c1d3b647fd5df95b6014021dbcb74a2aa2f5e4fc99c733520545

    SHA512

    92f92c15bbf47bf31ea9130261198219b2c703ec6eb62af9e9b80c38639fd23b867752b6daab612f83d75e988c1ec641acf900904272babbfb82a48a51c65254

  • C:\Users\Admin\AppData\Local\Temp\nsaA077.tmp

    Filesize

    22B

    MD5

    7b381311a78901489326c8a317ddf8cd

    SHA1

    37d010f4fb37e77310effc7625dadbbbb36e8fe4

    SHA256

    59813bc6f04b4d5a16bd89d01602f4308759a60a579022a6bd209c1c0e8b463b

    SHA512

    626e1a6b65a7909b365f1b8623d9589889ac92f118f9c56d379af6e66e689075a70a82f76a790512203840506d8400c17f8afbd8a60540c14042c35e622a76e6

  • C:\Users\Admin\AppData\Local\Temp\nsbA200.tmp

    Filesize

    7B

    MD5

    67cfa7364c4cf265b047d87ff2e673ae

    SHA1

    56e27889277981a9b63fcf5b218744a125bbc2fa

    SHA256

    639b68bd180b47d542dd001d03557ee2d5b3065c3c783143bc9fb548f3fd7713

    SHA512

    17f28a136b20b89e9c3a418b08fd8e6fcaac960872dc33b2481af2d872efc44228f420759c57724f5d953c7ba98f2283e2acc7dfe5a58cbf719c6480ec7a648b

  • C:\Users\Admin\AppData\Local\Temp\nsbA200.tmp

    Filesize

    13B

    MD5

    7a02f5fcc4fa926f656690c64b909ab6

    SHA1

    b92430a7da87fac12ae7ba0aea3cc4373a91b2ce

    SHA256

    4c9cf56a764d54f52d17f4d6a99962dee20b5fe54888357ea9532bb8c54869c9

    SHA512

    1f95dbfdda145dd50b2c9013fb165cb84eb87879442c30b92106923aaffd755358efb602640f461d81a300a06a905ba38a14eb10fa854105c577c0ce0239e70f

  • C:\Users\Admin\AppData\Local\Temp\nsbA200.tmp

    Filesize

    10B

    MD5

    9a53fc1d7126c5e7c81bb5c15b15537b

    SHA1

    e2d13e0fa37de4c98f30c728210d6afafbb2b000

    SHA256

    a7de06c22e4e67908840ec3f00ab8fe9e04ae94fb16a74136002afbaf607ff92

    SHA512

    b0bffbb8072dbdcfc68f0e632f727c08fe3ef936b2ef332c08486553ff2cef7b0bcdb400e421a117e977bb0fac17ce4706a8097e32d558a918433646b6d5f1a1

  • C:\Users\Admin\AppData\Local\Temp\nsbA200.tmp

    Filesize

    26B

    MD5

    b7e56998ef81615a40866acb94c2f30a

    SHA1

    205d7d70bb8077a220d58f0bea2975fef5acf95a

    SHA256

    0b50a60cc7418cc1aec43be27dad966a1cf62eea10f825cb93d62b265c7e5dd7

    SHA512

    4f8a5482c7a21fc0f33e7da187ba7e9ef1250729ec30e56cee98c86e96a5307387436639040905f88ac9af24117d8c8094d142a70c2144c5935b1ace877dd731

  • C:\Users\Admin\AppData\Local\Temp\nsbA423.tmp

    Filesize

    1B

    MD5

    8ce4b16b22b58894aa86c421e8759df3

    SHA1

    13fbd79c3d390e5d6585a21e11ff5ec1970cff0c

    SHA256

    8254c329a92850f6d539dd376f4816ee2764517da5e0235514af433164480d7a

    SHA512

    2af8a9104b3f64ed640d8c7e298d2d480f03a3610cbc2b33474321ec59024a48592ea8545e41e09d5d1108759df48ede0054f225df39d4f0f312450e0aa9dd25

  • C:\Users\Admin\AppData\Local\Temp\nsbA423.tmp

    Filesize

    5B

    MD5

    e2fecc970546c3418917879fe354826c

    SHA1

    63f1c1dd01b87704a6b6c99fd9f141e0a3064f16

    SHA256

    ff91566d755f5d038ae698a2cc0a7d4d14e5273afafc37b6f03afda163768fa0

    SHA512

    3c4a68cbaee94f986515f43305a0e7620c14c30213d4a17db4a3e8a1b996764eb688bf733f472fc52073c2c80bb5229bb29411d7601aefe1c4370e230c341a0a

  • C:\Users\Admin\AppData\Local\Temp\nsbA423.tmp

    Filesize

    6B

    MD5

    50484c19f1afdaf3841a0d821ed393d2

    SHA1

    c65a0fb7e74ffd2c9fc3a0f9aacb0f6a24b0a68b

    SHA256

    6923dd1bc0460082c5d55a831908c24a282860b7f1cd6c2b79cf1bc8857c639c

    SHA512

    d51a20d67571fe70bcd6c36e1382a3c342f42671c710090b75fcfc2405ce24488e03a7131eefe4751d0bd3aeaad816605ad10c8e3258d72fcf379e32416cbf3b

  • C:\Users\Admin\AppData\Local\Temp\nsbA423.tmp

    Filesize

    17B

    MD5

    26b5d572c05bd48008d83ec69a9fe7d8

    SHA1

    f030b576e69f6071fffee62f3d4447a4ae004812

    SHA256

    54dc16ada6e12dd1bb2ade6f6c3b9d0e51ebc00568d8022e19cd542620ca8752

    SHA512

    1a78242b3184d3316b53c8e329c2878c2eefb821aff0363b620ed906e7fa745375160015e9c6639a616a5767be6ba0829faf0332404bec85f412720cdb7a6f57

  • C:\Users\Admin\AppData\Local\Temp\nslA1EF.tmp\System.dll

    Filesize

    12KB

    MD5

    564bb0373067e1785cba7e4c24aab4bf

    SHA1

    7c9416a01d821b10b2eef97b80899d24014d6fc1

    SHA256

    7a9ddee34562cd3703f1502b5c70e99cd5bba15de2b6845a3555033d7f6cb2a5

    SHA512

    22c61a323cb9293d7ec5c7e7e60674d0e2f7b29d55be25eb3c128ea2cd7440a1400cee17c43896b996278007c0d247f331a9b8964e3a40a0eb1404a9596c4472

  • C:\Users\Admin\AppData\Local\Temp\nssA741.tmp

    Filesize

    2B

    MD5

    25bc6654798eb508fa0b6343212a74fe

    SHA1

    15d5e1d3b948fd5986aaff7d9419b5e52c75fc93

    SHA256

    8e5202705183bd3a20a29e224499b0f77a8273ee33cd93cca71043c57ad4bdfc

    SHA512

    5868c6241ed3cfcc5c34bfe42e4b9f5c69e74975e524771d8c9f35cafc13fd01cd943ec4d8caefee79a1f4a457e69d20b7a86f88db83a5bc3e6bd8a619972898

  • C:\Users\Admin\AppData\Local\Temp\nssA741.tmp

    Filesize

    3B

    MD5

    4e27f2226785e9abbe046fc592668860

    SHA1

    28b18a7f383131df509f7191f946a32c5a2e410c

    SHA256

    01a219245e1501fee01ce0baea8f6065ce5162cea12fa570689a07c9717be81d

    SHA512

    2a23585835bdb5db8175cab265566042282841efdcee8aaba8b9b5d466b0f165c0c5973033ce94bb9a8f07a956689247981ea07ac5a51408263e1653d9710adb

  • C:\Users\Admin\AppData\Local\Temp\nssA741.tmp

    Filesize

    9B

    MD5

    2b3884fe02299c565e1c37ee7ef99293

    SHA1

    d8e2ef2a52083f6df210109fea53860ea227af9c

    SHA256

    ae789a65914ed002efb82dad89e5a4d4b9ec8e7faae30d0ed6e3c0d20f7d3858

    SHA512

    aeb9374a52d0ad99336bfd4ec7bb7c5437b827845b8784d9c21f7d96a931693604689f6adc3ca25fad132a0ad6123013211ff550f427fa86e4f26c122ac6a0fe

  • C:\longboats.ini

    Filesize

    33B

    MD5

    cea01eef869275aa756d608e89aa08a0

    SHA1

    263e370ea1719da6115da34655bb1cbe7a0ec1e2

    SHA256

    86093ec9c019f200f7c265fffd5076c99d89f44cc04dfbe9aee58256cc381a29

    SHA512

    b1e2efa2c361f1cc8db364d229f284594d0fa9b4769818356d32cf9c79aa3501a95d2d69f81179b1796dbb958bc90c21619bbe76d537885093ed0b324fe4dd08

  • memory/896-1157-0x0000000001AA0000-0x0000000002D63000-memory.dmp

    Filesize

    18.8MB

  • memory/896-1156-0x0000000000840000-0x0000000001A94000-memory.dmp

    Filesize

    18.3MB

  • memory/896-1167-0x0000000036A60000-0x0000000036A6A000-memory.dmp

    Filesize

    40KB

  • memory/896-1166-0x00000000369A0000-0x0000000036A32000-memory.dmp

    Filesize

    584KB

  • memory/896-1164-0x00000000368A0000-0x00000000368F0000-memory.dmp

    Filesize

    320KB

  • memory/896-1140-0x0000000001AA0000-0x0000000002D63000-memory.dmp

    Filesize

    18.8MB

  • memory/896-1141-0x0000000077C68000-0x0000000077C69000-memory.dmp

    Filesize

    4KB

  • memory/896-1142-0x0000000001AA0000-0x0000000002D63000-memory.dmp

    Filesize

    18.8MB

  • memory/896-1143-0x0000000077C85000-0x0000000077C86000-memory.dmp

    Filesize

    4KB

  • memory/896-1163-0x00000000366D0000-0x0000000036892000-memory.dmp

    Filesize

    1.8MB

  • memory/896-1162-0x0000000077BE1000-0x0000000077D01000-memory.dmp

    Filesize

    1.1MB

  • memory/896-1159-0x0000000000840000-0x0000000000882000-memory.dmp

    Filesize

    264KB

  • memory/896-1160-0x0000000035BA0000-0x0000000036144000-memory.dmp

    Filesize

    5.6MB

  • memory/896-1161-0x0000000036150000-0x00000000361EC000-memory.dmp

    Filesize

    624KB

  • memory/2644-1134-0x00000000046F0000-0x00000000059B3000-memory.dmp

    Filesize

    18.8MB

  • memory/2644-1135-0x0000000077BE1000-0x0000000077D01000-memory.dmp

    Filesize

    1.1MB

  • memory/2644-1139-0x00000000046F0000-0x00000000059B3000-memory.dmp

    Filesize

    18.8MB

  • memory/2644-1137-0x0000000074835000-0x0000000074836000-memory.dmp

    Filesize

    4KB

  • memory/2644-1136-0x00000000046F0000-0x00000000059B3000-memory.dmp

    Filesize

    18.8MB