Malware Analysis Report

2025-08-05 19:16

Sample ID 240526-d9yzgadf4x
Target 7439e381dd0f661b2c337ec55024dced_JaffaCakes118
SHA256 24ace6947c0961244fd9bb63233b000e03d03d9d6c2e0abc275b7a9d81188279
Tags
evasion trojan
score
7/10

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
7/10

SHA256

24ace6947c0961244fd9bb63233b000e03d03d9d6c2e0abc275b7a9d81188279

Threat Level: Shows suspicious behavior

The file 7439e381dd0f661b2c337ec55024dced_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

evasion trojan

Loads dropped DLL

Checks whether UAC is enabled

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-26 03:43

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-26 03:43

Reported

2024-05-26 03:45

Platform

win7-20240221-en

Max time kernel

118s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7439e381dd0f661b2c337ec55024dced_JaffaCakes118.exe"

Signatures

Checks whether UAC is enabled

evasion trojan
Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA C:\Users\Admin\AppData\Local\Temp\7439e381dd0f661b2c337ec55024dced_JaffaCakes118.exe N/A

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 860 wrote to memory of 1744 N/A C:\Users\Admin\AppData\Local\Temp\7439e381dd0f661b2c337ec55024dced_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\7439e381dd0f661b2c337ec55024dced_JaffaCakes118.exe
PID 860 wrote to memory of 1744 N/A C:\Users\Admin\AppData\Local\Temp\7439e381dd0f661b2c337ec55024dced_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\7439e381dd0f661b2c337ec55024dced_JaffaCakes118.exe
PID 860 wrote to memory of 1744 N/A C:\Users\Admin\AppData\Local\Temp\7439e381dd0f661b2c337ec55024dced_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\7439e381dd0f661b2c337ec55024dced_JaffaCakes118.exe
PID 860 wrote to memory of 1744 N/A C:\Users\Admin\AppData\Local\Temp\7439e381dd0f661b2c337ec55024dced_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\7439e381dd0f661b2c337ec55024dced_JaffaCakes118.exe
PID 860 wrote to memory of 1744 N/A C:\Users\Admin\AppData\Local\Temp\7439e381dd0f661b2c337ec55024dced_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\7439e381dd0f661b2c337ec55024dced_JaffaCakes118.exe
PID 860 wrote to memory of 1744 N/A C:\Users\Admin\AppData\Local\Temp\7439e381dd0f661b2c337ec55024dced_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\7439e381dd0f661b2c337ec55024dced_JaffaCakes118.exe
PID 860 wrote to memory of 1744 N/A C:\Users\Admin\AppData\Local\Temp\7439e381dd0f661b2c337ec55024dced_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\7439e381dd0f661b2c337ec55024dced_JaffaCakes118.exe
PID 1744 wrote to memory of 2964 N/A C:\Users\Admin\AppData\Local\Temp\7439e381dd0f661b2c337ec55024dced_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\7439e381dd0f661b2c337ec55024dced_JaffaCakes118.exe
PID 1744 wrote to memory of 2964 N/A C:\Users\Admin\AppData\Local\Temp\7439e381dd0f661b2c337ec55024dced_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\7439e381dd0f661b2c337ec55024dced_JaffaCakes118.exe
PID 1744 wrote to memory of 2964 N/A C:\Users\Admin\AppData\Local\Temp\7439e381dd0f661b2c337ec55024dced_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\7439e381dd0f661b2c337ec55024dced_JaffaCakes118.exe
PID 1744 wrote to memory of 2964 N/A C:\Users\Admin\AppData\Local\Temp\7439e381dd0f661b2c337ec55024dced_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\7439e381dd0f661b2c337ec55024dced_JaffaCakes118.exe
PID 1744 wrote to memory of 2964 N/A C:\Users\Admin\AppData\Local\Temp\7439e381dd0f661b2c337ec55024dced_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\7439e381dd0f661b2c337ec55024dced_JaffaCakes118.exe
PID 1744 wrote to memory of 2964 N/A C:\Users\Admin\AppData\Local\Temp\7439e381dd0f661b2c337ec55024dced_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\7439e381dd0f661b2c337ec55024dced_JaffaCakes118.exe
PID 1744 wrote to memory of 2964 N/A C:\Users\Admin\AppData\Local\Temp\7439e381dd0f661b2c337ec55024dced_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\7439e381dd0f661b2c337ec55024dced_JaffaCakes118.exe

Processes

C:\Users\Admin\AppData\Local\Temp\7439e381dd0f661b2c337ec55024dced_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\7439e381dd0f661b2c337ec55024dced_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\7439e381dd0f661b2c337ec55024dced_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\7439e381dd0f661b2c337ec55024dced_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\7439e381dd0f661b2c337ec55024dced_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\7439e381dd0f661b2c337ec55024dced_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 service.downloadadmin.com udp
US 18.233.221.25:80 service.downloadadmin.com tcp
US 18.233.221.25:80 service.downloadadmin.com tcp

Files

memory/2964-5-0x00000000003D0000-0x00000000003E6000-memory.dmp

memory/2964-10-0x0000000000670000-0x00000000006A6000-memory.dmp

memory/2964-17-0x000000007EFA0000-0x000000007EFB0000-memory.dmp

memory/2964-15-0x000000007EFA0000-0x000000007EFB0000-memory.dmp

memory/2964-16-0x000000007EFA0000-0x000000007EFB0000-memory.dmp

memory/2964-14-0x000000007EFA0000-0x000000007EFB0000-memory.dmp

memory/2964-18-0x000000007EF90000-0x000000007EFA0000-memory.dmp

memory/2964-13-0x000000007EFA0000-0x000000007EFB0000-memory.dmp

\Users\Admin\AppData\Local\Temp\aBdy1dJvKhMRkQ1ib3h\shared_library.dll

MD5 63f534de4d35212c9ab5df430cfa8b7d
SHA1 079eab205e0ddcc89286f2b866eafe6ade36100d
SHA256 dfbf50ad0588800c617599ed021cb9a7d55b2afb7b1426d8042c3683298dc5c5
SHA512 95c7f77b2915020093226335b305b2456611eb6f2ffc2807733d52c6e97a0e1fcd34cd68f8dbaf5fa19e4cb4f4f2ffa9907505cee8fb417da0dd1a419c93978f

\Users\Admin\AppData\Local\Temp\aBdy1dJvKhMRkQ1ib3h\loading_screen.dll

MD5 44dac7f87bdf94d553f8d2cf073d605d
SHA1 21bf5d714b9fcab32ba40ff7d36e48c378b67a06
SHA256 0e7dedad1360a808e7ab1086ff1fffa7b72f09475c07a6991b74a6c6b78ccf66
SHA512 92c6bf81d514b3a07e7796843200a78c17969720776b03c0d347aeefedb8f1269f6aac642728a38544836c1f17c594d570718d11368dc91fe5194ee5e83e1774

\Users\Admin\AppData\Local\Temp\aBdy1dJvKhMRkQ1ib3h\extramod.dll

MD5 bcbe6719f6926081535a338038978200
SHA1 16ea039986e3ad9386a8f49b13d8d104933ed80b
SHA256 6b58e1d705c3edabfcce81d3e36e0ae4c9650ea3d8034d53775d0d9d863b95a4
SHA512 a110060f00ef350c19471d6dff596a15137b1807ae68b73346e2290140583306093c913e7afb935e49618f41b1e3b97ee00e0ac5ff4af107aca508c29c2f7660

\Users\Admin\AppData\Local\Temp\aBdy1dJvKhMRkQ1ib3h\lua51.dll

MD5 f0c59526f8186eadaf2171b8fd2967c1
SHA1 8ffbe3e03d8139b50b41931c7b3360a0eebdb5cb
SHA256 6e35d85fe4365e508adc7faffc4517c29177380c2ba420f02c2b9ee03103d3f6
SHA512 dccd287c5f25cac346836e1140b743756178d01cd58539cf8fac12f7ae54d338bfb4364c650edb4d6018ef1f4065f7e9835d32fd608f8ae66c67a0ffd05e9854

memory/2964-24-0x000000007EF00000-0x000000007EF10000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-26 03:43

Reported

2024-05-26 03:45

Platform

win10v2004-20240426-en

Max time kernel

131s

Max time network

100s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7439e381dd0f661b2c337ec55024dced_JaffaCakes118.exe"

Signatures

Checks whether UAC is enabled

evasion trojan
Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA C:\Users\Admin\AppData\Local\Temp\7439e381dd0f661b2c337ec55024dced_JaffaCakes118.exe N/A

Enumerates physical storage devices

Processes

C:\Users\Admin\AppData\Local\Temp\7439e381dd0f661b2c337ec55024dced_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\7439e381dd0f661b2c337ec55024dced_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\7439e381dd0f661b2c337ec55024dced_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\7439e381dd0f661b2c337ec55024dced_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\7439e381dd0f661b2c337ec55024dced_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\7439e381dd0f661b2c337ec55024dced_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 service.downloadadmin.com udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 18.233.221.25:80 service.downloadadmin.com tcp
US 18.233.221.25:80 service.downloadadmin.com tcp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 25.221.233.18.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
NL 23.62.61.194:443 www.bing.com tcp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
NL 23.62.61.194:443 www.bing.com tcp
US 8.8.8.8:53 194.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp

Files

C:\Users\Admin\AppData\Local\Temp\aBdy1dJvKhMRkQ1ib3h\lua51.dll

MD5 f0c59526f8186eadaf2171b8fd2967c1
SHA1 8ffbe3e03d8139b50b41931c7b3360a0eebdb5cb
SHA256 6e35d85fe4365e508adc7faffc4517c29177380c2ba420f02c2b9ee03103d3f6
SHA512 dccd287c5f25cac346836e1140b743756178d01cd58539cf8fac12f7ae54d338bfb4364c650edb4d6018ef1f4065f7e9835d32fd608f8ae66c67a0ffd05e9854

memory/1996-7-0x0000000000650000-0x0000000000666000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\aBdy1dJvKhMRkQ1ib3h\extramod.dll

MD5 bcbe6719f6926081535a338038978200
SHA1 16ea039986e3ad9386a8f49b13d8d104933ed80b
SHA256 6b58e1d705c3edabfcce81d3e36e0ae4c9650ea3d8034d53775d0d9d863b95a4
SHA512 a110060f00ef350c19471d6dff596a15137b1807ae68b73346e2290140583306093c913e7afb935e49618f41b1e3b97ee00e0ac5ff4af107aca508c29c2f7660

memory/1996-14-0x0000000000670000-0x00000000006A6000-memory.dmp

memory/1996-21-0x000000007FE40000-0x000000007FE50000-memory.dmp

memory/1996-22-0x000000007FE30000-0x000000007FE40000-memory.dmp

memory/1996-23-0x000000007FE40000-0x000000007FE50000-memory.dmp

memory/1996-20-0x000000007FE40000-0x000000007FE50000-memory.dmp

memory/1996-19-0x000000007FE40000-0x000000007FE50000-memory.dmp

memory/1996-18-0x000000007FE40000-0x000000007FE50000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\aBdy1dJvKhMRkQ1ib3h\loading_screen.dll

MD5 44dac7f87bdf94d553f8d2cf073d605d
SHA1 21bf5d714b9fcab32ba40ff7d36e48c378b67a06
SHA256 0e7dedad1360a808e7ab1086ff1fffa7b72f09475c07a6991b74a6c6b78ccf66
SHA512 92c6bf81d514b3a07e7796843200a78c17969720776b03c0d347aeefedb8f1269f6aac642728a38544836c1f17c594d570718d11368dc91fe5194ee5e83e1774

memory/1996-17-0x000000007FE40000-0x000000007FE50000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\aBdy1dJvKhMRkQ1ib3h\shared_library.dll

MD5 63f534de4d35212c9ab5df430cfa8b7d
SHA1 079eab205e0ddcc89286f2b866eafe6ade36100d
SHA256 dfbf50ad0588800c617599ed021cb9a7d55b2afb7b1426d8042c3683298dc5c5
SHA512 95c7f77b2915020093226335b305b2456611eb6f2ffc2807733d52c6e97a0e1fcd34cd68f8dbaf5fa19e4cb4f4f2ffa9907505cee8fb417da0dd1a419c93978f

memory/1996-29-0x000000007FE40000-0x000000007FE50000-memory.dmp