Overview

overview

10

Static

static

1

4cea5d8cb3...18.msi

windows7-x64

10

4cea5d8cb3...18.msi

windows10-2004-x64

10

Sharing

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General

  • Target

    4cea5d8cb3e0a17e942812e31667120a_JaffaCakes118

  • Size

    124KB

  • Sample

    240331-exfg2adf6v

  • MD5

    4cea5d8cb3e0a17e942812e31667120a

  • SHA1

    c526373cc21495053cdf3ff735f10e4f031659b7

  • SHA256

    be4448eb3e5f348051538b82b3e9b63191da49d028e6c5f2b8de4cbc6135c84a

  • SHA512

    1eed5b3fa630ca2e4998e5eae400cab82a2e65005107f9bae0ae04a7ed7b32373ffaaf486578acca13bf74c38193e62fbb51da381555fec8d45c10a40cc962f7

  • SSDEEP

    1536:LEuul/7WYt61BPnueWzlCd46+Ml3ybnWbHPs:LEu4/7Rt61BPue4+46+s5HE

Score
10/10
guloaderdownloaderpersistence

Malware Config

Targets

    • Target

      4cea5d8cb3e0a17e942812e31667120a_JaffaCakes118

    • Size

      124KB

    • MD5

      4cea5d8cb3e0a17e942812e31667120a

    • SHA1

      c526373cc21495053cdf3ff735f10e4f031659b7

    • SHA256

      be4448eb3e5f348051538b82b3e9b63191da49d028e6c5f2b8de4cbc6135c84a

    • SHA512

      1eed5b3fa630ca2e4998e5eae400cab82a2e65005107f9bae0ae04a7ed7b32373ffaaf486578acca13bf74c38193e62fbb51da381555fec8d45c10a40cc962f7

    • SSDEEP

      1536:LEuul/7WYt61BPnueWzlCd46+Ml3ybnWbHPs:LEu4/7Rt61BPue4+46+s5HE

    Score
    10/10
    guloaderdownloaderpersistence

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

      downloaderguloader

    • Checks QEMU agent file

      Checks presence of QEMU agent, possibly to detect virtualization.

    • Adds Run key to start application

      persistence

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

2
T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks