Overview

overview

10

Static

static

10

2e563953d9...er.exe

windows7-x64

10

2e563953d9...er.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    598s
  • max time network
    483s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-10-2022 00:03

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General

  • Target

    2e563953d95288b1e36d9b7a556cb71d907510e40df243ec8b9c8ec1903edb13_unpacked_dropper.exe

  • Size

    210KB

  • MD5

    85805d82dabc0dd52887500bac553b21

  • SHA1

    d2113a557620ab04bc5d70d17196adf4d616fc46

  • SHA256

    6bbc933ec989233a4eebb376bb7589ec5c3c8fd949b7a822fce432313440e886

  • SHA512

    3489b0121df37ff4da162a761de8867bab34cdf5b76a31f2987fc7303e7fa78a74fedc7d2ec780127842b0410ed2e220274164b30b177b302990bdebdac941de

  • SSDEEP

    6144:mqkjiG4DOVwfSqlFR25owgSidd3Xy441GE3UKKz1PFB:hdfDOerzRyo9rnYGKe1PFB

Score
10/10
gozi_ifsbbankerpersistenceransomwaretrojan

Malware Config

Signatures

  • Gozi, Gozi IFSB

    Gozi ISFB is a well-known and widely distributed banking trojan.

    bankertrojangozi_ifsb
  • Modifies Installed Components in the registry 2 TTPs 1 IoCs
    persistence
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 1 IoCs

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

  • Drops file in System32 directory 2 IoCs
  • Sets desktop wallpaper using registry 2 TTPs 2 IoCs
    ransomware
  • Enumerates physical storage devices 1 TTPs

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

  • Checks SCSI registry key(s) 3 TTPs 58 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies registry class 57 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 53 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • Views/modifies file attributes 1 TTPs 1 IoCs
    evasion

Processes

  • C:\Users\Admin\AppData\Local\Temp\2e563953d95288b1e36d9b7a556cb71d907510e40df243ec8b9c8ec1903edb13_unpacked_dropper.exe
    "C:\Users\Admin\AppData\Local\Temp\2e563953d95288b1e36d9b7a556cb71d907510e40df243ec8b9c8ec1903edb13_unpacked_dropper.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Drops file in System32 directory
    • Sets desktop wallpaper using registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3504
    • C:\Windows\explorer.exe
      C:\Windows\explorer.exe
      2⤵
      • Modifies Installed Components in the registry
      • Enumerates connected drives
      • Checks SCSI registry key(s)
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:1152
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\341E.bat" "C:\Users\Admin\AppData\Local\Temp\2E5639~1.EXE""
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4748
      • C:\Windows\SysWOW64\attrib.exe
        attrib -r -s -h "C:\Users\Admin\AppData\Local\Temp\2E5639~1.EXE"
        3⤵
        • Views/modifies file attributes
        PID:1620
  • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
    "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:4252
  • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
    "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
    1⤵
    • Enumerates system info in registry
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:1192

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

2
T1060

Hidden Files and Directories

1
T1158

Privilege Escalation

Defense Evasion

Modify Registry

3
T1112

Hidden Files and Directories

1
T1158

Credential Access

Discovery

Query Registry

4
T1012

System Information Discovery

5
T1082

Peripheral Device Discovery

2
T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Defacement

1
T1491

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\341E.bat
    Filesize

    76B

    MD5

    e77d7bfa8a249deb244767f7a482455a

    SHA1

    504ed877b4b0ca082dc91e86e3b3f8c04cc449cf

    SHA256

    d97eb64568370e23067ba73a070076c039aa63736e33715db16d9caaf760d430

    SHA512

    1c74e661abb2623221c57b5b6b7908b21c7c78c8a4a462cf6ffb01399f78f183cb42e5a745af5dce1cff7d50131078d32b08775576b64491af3e0774eba899ee

    Download Submit
  • C:\Users\Admin\AppData\Local\Temp\4B8.bin
    Filesize

    3.5MB

    MD5

    146d11086ec4f346d61a1e1029225272

    SHA1

    ea703aab362437e315b77bb3a6983e71f5f920a9

    SHA256

    bd658b6171147a32e01547ca73c18878d6e9557050e2a05036e6b77edb65b370

    SHA512

    78ad1d861c324da7f45b30c7b9bcca7fc04a40211df798b42b5b6dc79fcea937b5660f759f80d7d7b6fedda3d8aa1c30936927329381a6a5ea47f6bc70108526

    Download Submit
  • memory/1152-132-0x0000000000000000-mapping.dmp
    Download
  • memory/1192-157-0x000001E93B010000-0x000001E93B014000-memory.dmp
    Filesize

    16KB

    Download
  • memory/1192-160-0x000001E938100000-0x000001E938200000-memory.dmp
    Filesize

    1024KB

    Download
  • memory/1192-149-0x000001E93B00B000-0x000001E93B00E000-memory.dmp
    Filesize

    12KB

    Download
  • memory/1192-150-0x000001E93B00B000-0x000001E93B00E000-memory.dmp
    Filesize

    12KB

    Download
  • memory/1192-151-0x000001E93B00B000-0x000001E93B00E000-memory.dmp
    Filesize

    12KB

    Download
  • memory/1192-152-0x000001E93B00B000-0x000001E93B00E000-memory.dmp
    Filesize

    12KB

    Download
  • memory/1192-154-0x000001E93B010000-0x000001E93B014000-memory.dmp
    Filesize

    16KB

    Download
  • memory/1192-155-0x000001E93B010000-0x000001E93B014000-memory.dmp
    Filesize

    16KB

    Download
  • memory/1192-156-0x000001E93B010000-0x000001E93B014000-memory.dmp
    Filesize

    16KB

    Download
  • memory/1192-174-0x000001E93B004000-0x000001E93B007000-memory.dmp
    Filesize

    12KB

    Download
  • memory/1192-158-0x000001E93B010000-0x000001E93B014000-memory.dmp
    Filesize

    16KB

    Download
  • memory/1192-176-0x000001E93B004000-0x000001E93B007000-memory.dmp
    Filesize

    12KB

    Download
  • memory/1192-161-0x000001E94F138000-0x000001E94F140000-memory.dmp
    Filesize

    32KB

    Download
  • memory/1192-163-0x000001E93B02E000-0x000001E93B031000-memory.dmp
    Filesize

    12KB

    Download
  • memory/1192-164-0x000001E93B02E000-0x000001E93B031000-memory.dmp
    Filesize

    12KB

    Download
  • memory/1192-165-0x000001E93B02E000-0x000001E93B031000-memory.dmp
    Filesize

    12KB

    Download
  • memory/1192-168-0x000001E93B000000-0x000001E93B004000-memory.dmp
    Filesize

    16KB

    Download
  • memory/1192-171-0x000001E93B000000-0x000001E93B004000-memory.dmp
    Filesize

    16KB

    Download
  • memory/1192-170-0x000001E93B000000-0x000001E93B004000-memory.dmp
    Filesize

    16KB

    Download
  • memory/1192-169-0x000001E93B000000-0x000001E93B004000-memory.dmp
    Filesize

    16KB

    Download
  • memory/1192-175-0x000001E93B004000-0x000001E93B007000-memory.dmp
    Filesize

    12KB

    Download
  • memory/1620-144-0x0000000000000000-mapping.dmp
    Download
  • memory/4748-135-0x0000000000000000-mapping.dmp
    Download