Malware Analysis Report

2025-01-22 16:49

Sample ID 241009-mwajds1gmp
Target 2fc3d87b0de69b41b06db5e06f135e78_JaffaCakes118
SHA256 d84bec88bd4bd63c011014b5a5ac2a040abefd12d5df3b67e841f3570a64e47a
Tags
upx isfb gozi discovery
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

d84bec88bd4bd63c011014b5a5ac2a040abefd12d5df3b67e841f3570a64e47a

Threat Level: Known bad

The file 2fc3d87b0de69b41b06db5e06f135e78_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

upx isfb gozi discovery

Gozi family

Deletes itself

Executes dropped EXE

Loads dropped DLL

UPX packed file

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious behavior: RenamesItself

Suspicious use of UnmapMainImage

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-09 10:48

Signatures

Gozi family

gozi

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 10:48

Reported

2024-10-10 00:20

Platform

win7-20240704-en

Max time kernel

122s

Max time network

126s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2fc3d87b0de69b41b06db5e06f135e78_JaffaCakes118.exe"

Signatures

Deletes itself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\2fc3d87b0de69b41b06db5e06f135e78_JaffaCakes118.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\2fc3d87b0de69b41b06db5e06f135e78_JaffaCakes118.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\2fc3d87b0de69b41b06db5e06f135e78_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\2fc3d87b0de69b41b06db5e06f135e78_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\2fc3d87b0de69b41b06db5e06f135e78_JaffaCakes118.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\2fc3d87b0de69b41b06db5e06f135e78_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2fc3d87b0de69b41b06db5e06f135e78_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\2fc3d87b0de69b41b06db5e06f135e78_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\2fc3d87b0de69b41b06db5e06f135e78_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\2fc3d87b0de69b41b06db5e06f135e78_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 c.pki.goog udp
GB 142.250.187.195:80 c.pki.goog tcp
US 8.8.8.8:53 linkvertise.com udp
US 172.67.31.186:443 linkvertise.com tcp
US 8.8.8.8:53 crl.microsoft.com udp
GB 2.19.117.18:80 crl.microsoft.com tcp
US 8.8.8.8:53 www.microsoft.com udp
GB 92.123.241.137:80 www.microsoft.com tcp

Files

memory/1296-0-0x0000000000400000-0x000000000062A000-memory.dmp

memory/1296-8-0x0000000000280000-0x00000000003B3000-memory.dmp

memory/1296-6-0x0000000000400000-0x00000000008EF000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\2fc3d87b0de69b41b06db5e06f135e78_JaffaCakes118.exe

MD5 c34ea8ced9f991ccac4ee0b80a0a738d
SHA1 5b7d655794812fd37d4a7966f26be68209196cb7
SHA256 275dacda7d80fe95df25eab4a83e4cc4de23a4f7f9fcbcd41a391df5cbe8c731
SHA512 d2d907a7cc26121fb9add0f11fdd1b376c82349e93f731d5e084a9c87601883f2c870109f0fa45c568fd8c4e2a3a758b7caeb5420e9ccfb8fbf8af90f9c7142f

memory/1948-16-0x0000000000400000-0x00000000008EF000-memory.dmp

memory/1296-14-0x0000000003ED0000-0x00000000043BF000-memory.dmp

memory/1296-13-0x0000000000400000-0x000000000062A000-memory.dmp

memory/1948-22-0x00000000018F0000-0x0000000001A23000-memory.dmp

memory/1948-17-0x0000000000400000-0x000000000062A000-memory.dmp

memory/1948-23-0x0000000000400000-0x000000000061D000-memory.dmp

memory/1948-29-0x0000000003570000-0x000000000379A000-memory.dmp

memory/1296-46-0x0000000003ED0000-0x00000000043BF000-memory.dmp

memory/1948-47-0x0000000000400000-0x00000000008EF000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-09 10:48

Reported

2024-10-10 00:20

Platform

win10v2004-20241007-en

Max time kernel

92s

Max time network

113s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2fc3d87b0de69b41b06db5e06f135e78_JaffaCakes118.exe"

Signatures

Deletes itself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\2fc3d87b0de69b41b06db5e06f135e78_JaffaCakes118.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\2fc3d87b0de69b41b06db5e06f135e78_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\2fc3d87b0de69b41b06db5e06f135e78_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\2fc3d87b0de69b41b06db5e06f135e78_JaffaCakes118.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\2fc3d87b0de69b41b06db5e06f135e78_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2fc3d87b0de69b41b06db5e06f135e78_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\2fc3d87b0de69b41b06db5e06f135e78_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\2fc3d87b0de69b41b06db5e06f135e78_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\2fc3d87b0de69b41b06db5e06f135e78_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 c.pki.goog udp
GB 142.250.187.195:80 c.pki.goog tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 114.73.21.104.in-addr.arpa udp
US 8.8.8.8:53 72.23.22.104.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 195.187.250.142.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 150.171.27.10:443 g.bing.com tcp
US 8.8.8.8:53 75.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp

Files

memory/3588-0-0x0000000000400000-0x00000000008EF000-memory.dmp

memory/3588-1-0x0000000001D50000-0x0000000001E83000-memory.dmp

memory/3588-3-0x0000000000400000-0x000000000062A000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\2fc3d87b0de69b41b06db5e06f135e78_JaffaCakes118.exe

MD5 931c5b15caf4f674394e503335055973
SHA1 cfc650282a8ecec307c3e60aae74fc0b6e861da5
SHA256 a0c918bdd65d668e8d5bb7bd51637685d44f3999ac4a0b9629e373603b22ce96
SHA512 893f5ac156970628910a3753ea38093df248552451734f6e5de8a541f1b5a7aca928562d67648e43c34b7ab16396b04bc842fad7e0b54bf860ed915030c79c6a

memory/3472-12-0x0000000000400000-0x00000000008EF000-memory.dmp

memory/3588-13-0x0000000000400000-0x000000000062A000-memory.dmp

memory/3472-14-0x0000000001D90000-0x0000000001EC3000-memory.dmp

memory/3472-20-0x0000000000400000-0x000000000061D000-memory.dmp

memory/3472-26-0x0000000005690000-0x00000000058BA000-memory.dmp

memory/3472-15-0x0000000000400000-0x000000000062A000-memory.dmp

memory/3472-35-0x0000000000400000-0x00000000008EF000-memory.dmp