Malware Analysis Report

2025-01-22 16:27

Sample ID 241009-h7zkfaxejh
Target 2d25d75d5b065b3f83a6ccb0ba3fd6a1_JaffaCakes118
SHA256 98b3b22f97e45fe22e10464bb6f1b4b138fe6cb4a43348e22dda0f5a730e06c0
Tags
upx gozi banker discovery isfb trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

98b3b22f97e45fe22e10464bb6f1b4b138fe6cb4a43348e22dda0f5a730e06c0

Threat Level: Known bad

The file 2d25d75d5b065b3f83a6ccb0ba3fd6a1_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

upx gozi banker discovery isfb trojan

Gozi

Deletes itself

Executes dropped EXE

Loads dropped DLL

UPX packed file

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious behavior: RenamesItself

Suspicious use of UnmapMainImage

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-09 07:23

Signatures

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-09 07:23

Reported

2024-10-09 18:48

Platform

win7-20240903-en

Max time kernel

118s

Max time network

125s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2d25d75d5b065b3f83a6ccb0ba3fd6a1_JaffaCakes118.exe"

Signatures

Gozi

banker trojan gozi

Deletes itself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\2d25d75d5b065b3f83a6ccb0ba3fd6a1_JaffaCakes118.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\2d25d75d5b065b3f83a6ccb0ba3fd6a1_JaffaCakes118.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\2d25d75d5b065b3f83a6ccb0ba3fd6a1_JaffaCakes118.exe N/A

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\2d25d75d5b065b3f83a6ccb0ba3fd6a1_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\2d25d75d5b065b3f83a6ccb0ba3fd6a1_JaffaCakes118.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\2d25d75d5b065b3f83a6ccb0ba3fd6a1_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2d25d75d5b065b3f83a6ccb0ba3fd6a1_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\2d25d75d5b065b3f83a6ccb0ba3fd6a1_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\2d25d75d5b065b3f83a6ccb0ba3fd6a1_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\2d25d75d5b065b3f83a6ccb0ba3fd6a1_JaffaCakes118.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 zipansion.com udp
US 104.21.73.114:80 zipansion.com tcp
US 8.8.8.8:53 publisher.linkvertise.com udp
US 172.67.31.186:443 publisher.linkvertise.com tcp
US 8.8.8.8:53 c.pki.goog udp
GB 142.250.187.195:80 c.pki.goog tcp
US 8.8.8.8:53 linkvertise.com udp
US 104.22.22.72:443 linkvertise.com tcp
US 8.8.8.8:53 crl.microsoft.com udp
GB 2.19.117.18:80 crl.microsoft.com tcp

Files

memory/2388-0-0x0000000000400000-0x00000000008EF000-memory.dmp

memory/2388-6-0x0000000000250000-0x0000000000383000-memory.dmp

memory/2388-1-0x0000000000400000-0x000000000062A000-memory.dmp

\Users\Admin\AppData\Local\Temp\2d25d75d5b065b3f83a6ccb0ba3fd6a1_JaffaCakes118.exe

MD5 a11af881c1e70d2ff6530398204d0b8f
SHA1 0b3f64c3b05a4875030571d1f70cdc14035a9900
SHA256 5cd12dec59478501359df53ae742fe1379df788195802fcc7f49016a933acf75
SHA512 916c213f32eba93047c595360bb8cec30d77d2b2fca367c1fc7115eadaa6164611f8a4fe5098ecab1deff40513a38221409f1bb8763ea78e5014dbc6982f1d60

memory/2524-15-0x0000000000400000-0x00000000008EF000-memory.dmp

memory/2388-13-0x0000000000400000-0x000000000062A000-memory.dmp

memory/2524-16-0x0000000000260000-0x0000000000393000-memory.dmp

memory/2524-17-0x0000000000400000-0x000000000062A000-memory.dmp

memory/2524-22-0x0000000000400000-0x000000000061D000-memory.dmp

memory/2524-28-0x00000000034F0000-0x000000000371A000-memory.dmp

memory/2524-45-0x0000000000400000-0x00000000008EF000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-09 07:23

Reported

2024-10-09 18:49

Platform

win10v2004-20241007-en

Max time kernel

94s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2d25d75d5b065b3f83a6ccb0ba3fd6a1_JaffaCakes118.exe"

Signatures

Deletes itself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\2d25d75d5b065b3f83a6ccb0ba3fd6a1_JaffaCakes118.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\2d25d75d5b065b3f83a6ccb0ba3fd6a1_JaffaCakes118.exe N/A

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\2d25d75d5b065b3f83a6ccb0ba3fd6a1_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\2d25d75d5b065b3f83a6ccb0ba3fd6a1_JaffaCakes118.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\2d25d75d5b065b3f83a6ccb0ba3fd6a1_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2d25d75d5b065b3f83a6ccb0ba3fd6a1_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\2d25d75d5b065b3f83a6ccb0ba3fd6a1_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\2d25d75d5b065b3f83a6ccb0ba3fd6a1_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\2d25d75d5b065b3f83a6ccb0ba3fd6a1_JaffaCakes118.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 zipansion.com udp
US 104.21.73.114:80 zipansion.com tcp
US 8.8.8.8:53 publisher.linkvertise.com udp
US 104.22.23.72:443 publisher.linkvertise.com tcp
US 8.8.8.8:53 114.73.21.104.in-addr.arpa udp
US 8.8.8.8:53 2.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 72.23.22.104.in-addr.arpa udp
US 8.8.8.8:53 c.pki.goog udp
GB 142.250.187.195:80 c.pki.goog tcp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 195.187.250.142.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 66.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 70.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 30.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 104.209.201.84.in-addr.arpa udp

Files

memory/3844-0-0x0000000000400000-0x00000000008EF000-memory.dmp

memory/3844-1-0x0000000001D20000-0x0000000001E53000-memory.dmp

memory/3844-2-0x0000000000400000-0x000000000062A000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\2d25d75d5b065b3f83a6ccb0ba3fd6a1_JaffaCakes118.exe

MD5 21ef371a5782f831a192e78a8f6eaa42
SHA1 e2fc16ada1c9026132a2ddc48f413efa1ba37523
SHA256 1844d6dcdc0f04fdb23fa6a8da04779397187c6dd06ec539c1e0a355b1b5ab0f
SHA512 d23d6f683a369c8553054412767b93e7dc48910a6a753c8a5492f81940105089169a49800314f113eb62a10e9578d1baa99bb561451fd4b5eee0d9d073de7fd7

memory/3540-13-0x0000000000400000-0x00000000008EF000-memory.dmp

memory/3844-12-0x0000000000400000-0x000000000062A000-memory.dmp

memory/3540-14-0x00000000018F0000-0x0000000001A23000-memory.dmp

memory/3540-15-0x0000000000400000-0x000000000062A000-memory.dmp

memory/3540-21-0x0000000000400000-0x000000000061D000-memory.dmp

memory/3540-26-0x00000000055D0000-0x00000000057FA000-memory.dmp

memory/3540-35-0x0000000000400000-0x00000000008EF000-memory.dmp