Overview

overview

10

Static

static

3

Request fo...22.exe

windows7-x64

10

Request fo...22.exe

windows10-2004-x64

7

$PLUGINSDIR/Math.dll

windows7-x64

3

$PLUGINSDIR/Math.dll

windows10-2004-x64

3

$PLUGINSDI...em.dll

windows7-x64

3

$PLUGINSDI...em.dll

windows10-2004-x64

3

Sheaveman/...7.html

windows7-x64

3

Sheaveman/...7.html

windows10-2004-x64

3

Sharing

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General

  • Target

    JaffaCakes118_4a4c34c8e10b538842f8a78b86f64a03985032685948c1861fbf1452da30fdac

  • Size

    296KB

  • Sample

    241224-zxyc3axndq

  • MD5

    d47717ab01e2dee60d2795d3799273bf

  • SHA1

    fc0eb658379705bb4aaac0a43671cce54877a442

  • SHA256

    4a4c34c8e10b538842f8a78b86f64a03985032685948c1861fbf1452da30fdac

  • SHA512

    1347ed4230339126be4bd3ea705c5663810e673dd115e7ec23cdfab4aed8d286bc8a559c4efa32f4a2e2c58f1003c855f2e675d021ef612d481f6a0ff8998f89

  • SSDEEP

    6144:in1uTGbSkl40ReeBgz2lXitfrmRwapU+nzve9H6SSQgk7FD6k6D:A1u+rB3OmC2ZLwKQT7FDY

Score
10/10
guloaderdiscoverydownloader

Malware Config

Targets

    • Target

      Request for Quote (Waseda University) 29- 08-2022.exe

    • Size

      386KB

    • MD5

      57dd0d5b582b77fe0db6cd2ff534d111

    • SHA1

      f6a2918ba6db524cc896032dec6c13b28568034b

    • SHA256

      e6c1d9067860b964caffc333a92de4310d5ddb39a46502b31d82c609e29dfb4d

    • SHA512

      4bb5479e1a672db6ffae2b486b4751587186700de4b00bf1339d2900b8615e76e2f0b26267ca6be3b95da49786a5f675480b7898d641a24479a3f3cf667a57b4

    • SSDEEP

      12288:l2E8Vg94jx6X4RgjWoqnr8sTQ8AoXhRVV6KY3:l1oU4j2ygS/nQqQ8AoRRe/

    Score
    10/10
    guloaderdiscoverydownloader

    • Guloader family

      guloader

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

      downloaderguloader

    • Checks QEMU agent file

      Checks presence of QEMU agent, possibly to detect virtualization.

    • Loads dropped DLL

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

    • Target

      $PLUGINSDIR/Math.dll

    • Size

      67KB

    • MD5

      9d6394107e64698376114b0f51a86489

    • SHA1

      0321c9408d5a3f95520860732cd3906a506daabe

    • SHA256

      b818f87c127d6319aafd6b0826c809bcc4e0e1fdcc41c9aa0d1cc003246c6b48

    • SHA512

      b6f6a99a9dcb78c1410d1b351a5df2e4eb4d43499f8d12639e5acc516c5416d268ca0fa64b0d191b6918ed12b461c68a8b58bc0a85237f3914d75f0198719b52

    • SSDEEP

      1536:5UZ9QC7V7IGMp2ZmtSX5p9IeJXlSM2t3:+97WSth5lwt

    Score
    3/10
    discovery
    behavioral3behavioral4

    • Target

      $PLUGINSDIR/System.dll

    • Size

      11KB

    • MD5

      75ed96254fbf894e42058062b4b4f0d1

    • SHA1

      996503f1383b49021eb3427bc28d13b5bbd11977

    • SHA256

      a632d74332b3f08f834c732a103dafeb09a540823a2217ca7f49159755e8f1d7

    • SHA512

      58174896db81d481947b8745dafe3a02c150f3938bb4543256e8cce1145154e016d481df9fe68dac6d48407c62cbe20753320ebd5fe5e84806d07ce78e0eb0c4

    • SSDEEP

      192:X24sihno0bW+l97H4GB7QDs91kMtwtobTr4u+QHbazMNHT7dmNIEr:m8vJl97JeoxtN/r3z7YV

    Score
    3/10
    discovery
    behavioral5behavioral6

    • Target

      Sheaveman/Preinquisition/english37.lng

    • Size

      1KB

    • MD5

      5343c1a8b203c162a3bf3870d9f50fd4

    • SHA1

      04b5b886c20d88b57eea6d8ff882624a4ac1e51d

    • SHA256

      dc1d54dab6ec8c00f70137927504e4f222c8395f10760b6beecfcfa94e08249f

    • SHA512

      e0f50acb6061744e825a4051765cebf23e8c489b55b190739409d8a79bb08dac8f919247a4e5f65a015ea9c57d326bbef7ea045163915129e01f316c4958d949

    Score
    3/10
    discovery
    behavioral7behavioral8

MITRE ATT&CK Enterprise v15

Tasks