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Analysis

  • max time kernel
    118s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    08/03/2024, 01:13 UTC

General

  • Target

    vn-zugo.exe

  • Size

    720KB

  • MD5

    6ee75d20b907780781e90fa97897b8ed

  • SHA1

    03c0ce29326ceef11b237c91ca0922f3dc6ac0b4

  • SHA256

    a2efbc9b9a4d99cf60bd3e3b631dbe6116f31c15ccefc9f28ba3c95404afd63f

  • SHA512

    36eb2dc03ec76756a92aca72b3827105344b4ee2b179b4abf9432828505ee6d151df6959b2280d4086952ebefa4b273f83ab25ae1e2299bb4c3ef859483f1e08

  • SSDEEP

    12288:CU1qWMBibgTEX4MXAoQu7uIpKfHB/mY+oCIPR08gu+8uRj2d4Gp57m63OM0u:CIqWeibgoIaUCoh+/ZyudGp5/3JB

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 63 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\vn-zugo.exe
    "C:\Users\Admin\AppData\Local\Temp\vn-zugo.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    PID:1100

Network

  • flag-us
    DNS
    tbtrack.zugo.com
    vn-zugo.exe
    Remote address:
    8.8.8.8:53
    Request
    tbtrack.zugo.com
    IN A
    Response
  • flag-us
    DNS
    tbtrack.zutrack.com
    vn-zugo.exe
    Remote address:
    8.8.8.8:53
    Request
    tbtrack.zutrack.com
    IN A
    Response
  • flag-us
    DNS
    installer.zugo.com
    vn-zugo.exe
    Remote address:
    8.8.8.8:53
    Request
    installer.zugo.com
    IN A
    Response
  • flag-us
    DNS
    installer.zutrack.com
    vn-zugo.exe
    Remote address:
    8.8.8.8:53
    Request
    installer.zutrack.com
    IN A
    Response
No results found
  • 8.8.8.8:53
    tbtrack.zugo.com
    dns
    vn-zugo.exe
    62 B
    133 B
    1
    1

    DNS Request

    tbtrack.zugo.com

  • 8.8.8.8:53
    tbtrack.zutrack.com
    dns
    vn-zugo.exe
    65 B
    136 B
    1
    1

    DNS Request

    tbtrack.zutrack.com

  • 8.8.8.8:53
    installer.zugo.com
    dns
    vn-zugo.exe
    64 B
    135 B
    1
    1

    DNS Request

    installer.zugo.com

  • 8.8.8.8:53
    installer.zutrack.com
    dns
    vn-zugo.exe
    67 B
    138 B
    1
    1

    DNS Request

    installer.zutrack.com

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\nsj9427.tmp\tbdata.json

    Filesize

    1KB

    MD5

    94a58297a33fac752722b569560bf43e

    SHA1

    8e2a0326d417ea3e2c0db16f960af3f5d3ae0d1b

    SHA256

    a7e1b75380f693353c17de4e8de48785fd346fc57d8422cc4074ac4d09cbef3a

    SHA512

    b7378f16e97b5f4941910d8b7fa508e4f51cbbabb92eba5a13cfe8d58445312b807872716abdb0c938590a7114ee221830243926aa15df63e0f9ada0e3bb675c

  • \Users\Admin\AppData\Local\Temp\nsj9427.tmp\GetVersion.dll

    Filesize

    6KB

    MD5

    5264f7d6d89d1dc04955cfb391798446

    SHA1

    211d8d3e7c2b2f57f54a11cb8bc4fa536df08acc

    SHA256

    7d76c7dd8f7cd5a87e0118dacb434db3971a049501e22a5f4b947154621ab3d4

    SHA512

    80d27ee2f87e2822bd5c8c55cc3d1e49beebb86d8557c92b52b7cbea9f27882d80e59eefa25e414eecee268a9a6193b6b50b748de33c778b007cde24ef8bcfb7

  • \Users\Admin\AppData\Local\Temp\nsj9427.tmp\Math.dll

    Filesize

    66KB

    MD5

    b140459077c7c39be4bef249c2f84535

    SHA1

    c56498241c2ddafb01961596da16d08d1b11cd35

    SHA256

    0598f7d83db44929b7170c1285457b52b4281185f63ced102e709bf065f10d67

    SHA512

    fbcb19a951d96a216d73b6b3e005338bbb6e11332c6cc8c3f179ccd420b4db0e5682dc4245bd120dcb67bc70960eab368e74c68c7c165a485a12a7d0d8a00328

  • \Users\Admin\AppData\Local\Temp\nsj9427.tmp\NSISdl.dll

    Filesize

    14KB

    MD5

    a5f8399a743ab7f9c88c645c35b1ebb5

    SHA1

    168f3c158913b0367bf79fa413357fbe97018191

    SHA256

    dacc88a12d3ba438fdae3535dc7a5a1d389bce13adc993706424874a782e51c9

    SHA512

    824e567f5211bf09c7912537c7836d761b0934207612808e9a191f980375c6a97383dbc6b4a7121c6b5f508cbfd7542a781d6b6b196ca24841f73892eec5e977

  • \Users\Admin\AppData\Local\Temp\nsj9427.tmp\System.dll

    Filesize

    11KB

    MD5

    c17103ae9072a06da581dec998343fc1

    SHA1

    b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d

    SHA256

    dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f

    SHA512

    d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f

  • \Users\Admin\AppData\Local\Temp\nsj9427.tmp\inetc.dll

    Filesize

    20KB

    MD5

    2f94245152dbd233e248909f9c01c578

    SHA1

    ab4e5879c001b36a2f9ff214946599fd015edda9

    SHA256

    4c4d85eb9725fc7fade03467990e3dd9671c29a7870c97e69babc2cb3c9adef9

    SHA512

    f92830de27d6663be5e0df9e32cd88732bc7ee93b14c1ded65258c325d22436400801aff1124f40400c6c3b3c16e71deb08436714716f3888d13a8a6b6a32231

  • \Users\Admin\AppData\Local\Temp\nsj9427.tmp\linker.dll

    Filesize

    6KB

    MD5

    8450b29ee8d592c208ba1aaf6ee50267

    SHA1

    75096da057bc85cef63bb0eec168652ea75cf618

    SHA256

    53aa57e582dc56421c1191a0a9efac9c36960b903b7d825f3b9682605ec2b612

    SHA512

    d23a3057053a1f36f5eb212ae0b09b9b0b41e50b8a6a20bbc46c12c51199ad0bca741bcce17534488158e8f2b9470dbdac2aa059688b7588a05778c40d461039

  • \Users\Admin\AppData\Local\Temp\nsj9427.tmp\md5dll.dll

    Filesize

    8KB

    MD5

    a7d710e78711d5ab90e4792763241754

    SHA1

    f31cecd926c5d497aba163a17b75975ec34beb13

    SHA256

    9b05dd603f13c196f3f21c43f48834208fed2294f7090fcd1334931014611fb2

    SHA512

    f0ca2d6f9a8aeac84ef8b051154a041adffc46e3e9aced142e9c7bf5f7272b047e1db421d38cb2d9182d7442bee3dd806618b019ec042a23ae0e71671d2943c0

  • \Users\Admin\AppData\Local\Temp\nsj9427.tmp\nsProcess.dll

    Filesize

    4KB

    MD5

    05450face243b3a7472407b999b03a72

    SHA1

    ffd88af2e338ae606c444390f7eaaf5f4aef2cd9

    SHA256

    95fe9d92512ff2318cc2520311ef9145b2cee01209ab0e1b6e45c7ce1d4d0e89

    SHA512

    f4cbe30166aff20a226a7150d93a876873ba699d80d7e9f46f32a9b4753fa7966c3113a3124340b39ca67a13205463a413e740e541e742903e3f89af5a53ad3b

  • \Users\Admin\AppData\Local\Temp\nsj9427.tmp\nshist.dll

    Filesize

    39KB

    MD5

    56bf72527ae93d35cd8f8778ad29902b

    SHA1

    3248a7ca75a3c2e715a13b455ccc5d45e04cf9b9

    SHA256

    77f38240d729758f04fbd6ac00dc638e99ba27c42fa48200c99f51449e245343

    SHA512

    c8ea0445bb83bb67dffa85b167fcc9b6ea874493442db5707e939ee0f2864a0d464ee605de486febffc27b60cd3c35a91302f226f6c4f13186119687a7e6000e

  • \Users\Admin\AppData\Local\Temp\nsj9427.tmp\timepro.dll

    Filesize

    20KB

    MD5

    009dbbdd1ef470dd752c2b73835da3e7

    SHA1

    f97da6556b24302df8201a092eaa32a80d49064b

    SHA256

    c1ed8c398108dc56fbb6fd6797c3c9df59447e2a2f198b72a45058124971b09c

    SHA512

    dbffa0eb830b292e5550eb3f3cfce90f881282652afb0463672ece7eb0946c34a8f75c4852f77b1db3604f0f346d0ed9d9babbad40b41de109e9f5119d555ec5

  • memory/1100-166-0x0000000001ED0000-0x0000000001ED9000-memory.dmp

    Filesize

    36KB

  • memory/1100-29-0x00000000003F0000-0x00000000003F9000-memory.dmp

    Filesize

    36KB

  • memory/1100-18-0x0000000000550000-0x000000000056A000-memory.dmp

    Filesize

    104KB

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