Malware Analysis Report

2024-11-16 10:45

Sample ID 240603-lgfw7abd39
Target 91498f9faaa0c3ebcd1105d53dff980b_JaffaCakes118
SHA256 1342a83612fdfcc7ea3513d50ad18630c2269815241220dcb8f02c881e8c0e58
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

1342a83612fdfcc7ea3513d50ad18630c2269815241220dcb8f02c881e8c0e58

Threat Level: Shows suspicious behavior

The file 91498f9faaa0c3ebcd1105d53dff980b_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

2024-06-03 09:30

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-03 09:30

Reported

2024-06-03 09:32

Platform

win7-20240508-en

Max time kernel

117s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\91498f9faaa0c3ebcd1105d53dff980b_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\91498f9faaa0c3ebcd1105d53dff980b_JaffaCakes118.exe N/A

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1704 wrote to memory of 1988 N/A C:\Users\Admin\AppData\Local\Temp\91498f9faaa0c3ebcd1105d53dff980b_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\91498f9faaa0c3ebcd1105d53dff980b_JaffaCakes118.exe
PID 1704 wrote to memory of 1988 N/A C:\Users\Admin\AppData\Local\Temp\91498f9faaa0c3ebcd1105d53dff980b_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\91498f9faaa0c3ebcd1105d53dff980b_JaffaCakes118.exe
PID 1704 wrote to memory of 1988 N/A C:\Users\Admin\AppData\Local\Temp\91498f9faaa0c3ebcd1105d53dff980b_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\91498f9faaa0c3ebcd1105d53dff980b_JaffaCakes118.exe
PID 1704 wrote to memory of 1988 N/A C:\Users\Admin\AppData\Local\Temp\91498f9faaa0c3ebcd1105d53dff980b_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\91498f9faaa0c3ebcd1105d53dff980b_JaffaCakes118.exe
PID 1704 wrote to memory of 1988 N/A C:\Users\Admin\AppData\Local\Temp\91498f9faaa0c3ebcd1105d53dff980b_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\91498f9faaa0c3ebcd1105d53dff980b_JaffaCakes118.exe
PID 1704 wrote to memory of 1988 N/A C:\Users\Admin\AppData\Local\Temp\91498f9faaa0c3ebcd1105d53dff980b_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\91498f9faaa0c3ebcd1105d53dff980b_JaffaCakes118.exe
PID 1704 wrote to memory of 1988 N/A C:\Users\Admin\AppData\Local\Temp\91498f9faaa0c3ebcd1105d53dff980b_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\91498f9faaa0c3ebcd1105d53dff980b_JaffaCakes118.exe
PID 1988 wrote to memory of 2604 N/A C:\Users\Admin\AppData\Local\Temp\91498f9faaa0c3ebcd1105d53dff980b_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\91498f9faaa0c3ebcd1105d53dff980b_JaffaCakes118.exe
PID 1988 wrote to memory of 2604 N/A C:\Users\Admin\AppData\Local\Temp\91498f9faaa0c3ebcd1105d53dff980b_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\91498f9faaa0c3ebcd1105d53dff980b_JaffaCakes118.exe
PID 1988 wrote to memory of 2604 N/A C:\Users\Admin\AppData\Local\Temp\91498f9faaa0c3ebcd1105d53dff980b_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\91498f9faaa0c3ebcd1105d53dff980b_JaffaCakes118.exe
PID 1988 wrote to memory of 2604 N/A C:\Users\Admin\AppData\Local\Temp\91498f9faaa0c3ebcd1105d53dff980b_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\91498f9faaa0c3ebcd1105d53dff980b_JaffaCakes118.exe
PID 1988 wrote to memory of 2604 N/A C:\Users\Admin\AppData\Local\Temp\91498f9faaa0c3ebcd1105d53dff980b_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\91498f9faaa0c3ebcd1105d53dff980b_JaffaCakes118.exe
PID 1988 wrote to memory of 2604 N/A C:\Users\Admin\AppData\Local\Temp\91498f9faaa0c3ebcd1105d53dff980b_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\91498f9faaa0c3ebcd1105d53dff980b_JaffaCakes118.exe
PID 1988 wrote to memory of 2604 N/A C:\Users\Admin\AppData\Local\Temp\91498f9faaa0c3ebcd1105d53dff980b_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\91498f9faaa0c3ebcd1105d53dff980b_JaffaCakes118.exe

Processes

C:\Users\Admin\AppData\Local\Temp\91498f9faaa0c3ebcd1105d53dff980b_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\91498f9faaa0c3ebcd1105d53dff980b_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\91498f9faaa0c3ebcd1105d53dff980b_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\91498f9faaa0c3ebcd1105d53dff980b_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\91498f9faaa0c3ebcd1105d53dff980b_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\91498f9faaa0c3ebcd1105d53dff980b_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

\Users\Admin\AppData\Local\Temp\ZdVoeEjfB93mBkm7tpB\lua51.dll

MD5 f0c59526f8186eadaf2171b8fd2967c1
SHA1 8ffbe3e03d8139b50b41931c7b3360a0eebdb5cb
SHA256 6e35d85fe4365e508adc7faffc4517c29177380c2ba420f02c2b9ee03103d3f6
SHA512 dccd287c5f25cac346836e1140b743756178d01cd58539cf8fac12f7ae54d338bfb4364c650edb4d6018ef1f4065f7e9835d32fd608f8ae66c67a0ffd05e9854

\Users\Admin\AppData\Local\Temp\ZdVoeEjfB93mBkm7tpB\extramod.dll

MD5 297b0eda90f38c5dfcbd59d97054487e
SHA1 19a1e348738d96ec047cc7f5867ce9d95e898200
SHA256 bc8cc3191a6a7c269b96dad56a41edc7bdf5c6da1262e1d0930145869292f0e3
SHA512 bd6148b636e708dc2d7097b14f53984988d7db00f4e2f85929f561cd15e54ec92b427662dbdce615f4a81db573563baf1f5c2b535fe841dbf3f045278e61f166

memory/2604-5-0x00000000001E0000-0x00000000001F6000-memory.dmp

\Users\Admin\AppData\Local\Temp\ZdVoeEjfB93mBkm7tpB\shared_library.dll

MD5 bb5d50ed8d35dc72429336a1ea1ba179
SHA1 46b14463f5bc1d7e701fc59936017d56e4251f84
SHA256 f9a9e37d4fe6059c37092b26d0a47c445d995bc7cd9148ce76b4fa626d25de33
SHA512 24e7542d01c535ece0d94a8122ecda046dc11ca05c70b20ee8c39b9de1ae117081e7a706604c2f43dd8299818dd43f65918dad78d39cdb06166d33403f31832d

memory/2604-10-0x00000000002A0000-0x00000000002D6000-memory.dmp

memory/2604-13-0x000000007EFA0000-0x000000007EFB0000-memory.dmp

memory/2604-17-0x000000007EFA0000-0x000000007EFB0000-memory.dmp

memory/2604-16-0x000000007EFA0000-0x000000007EFB0000-memory.dmp

memory/2604-15-0x000000007EFA0000-0x000000007EFB0000-memory.dmp

memory/2604-14-0x000000007EFA0000-0x000000007EFB0000-memory.dmp

memory/2604-18-0x000000007EF90000-0x000000007EFA0000-memory.dmp

\Users\Admin\AppData\Local\Temp\ZdVoeEjfB93mBkm7tpB\loading_screen.dll

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

memory/2604-24-0x000000007EF00000-0x000000007EF10000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-03 09:30

Reported

2024-06-03 09:32

Platform

win10v2004-20240508-en

Max time kernel

134s

Max time network

103s

Command Line

"C:\Users\Admin\AppData\Local\Temp\91498f9faaa0c3ebcd1105d53dff980b_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\91498f9faaa0c3ebcd1105d53dff980b_JaffaCakes118.exe N/A

Enumerates physical storage devices

Processes

C:\Users\Admin\AppData\Local\Temp\91498f9faaa0c3ebcd1105d53dff980b_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\91498f9faaa0c3ebcd1105d53dff980b_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\91498f9faaa0c3ebcd1105d53dff980b_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\91498f9faaa0c3ebcd1105d53dff980b_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\91498f9faaa0c3ebcd1105d53dff980b_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\91498f9faaa0c3ebcd1105d53dff980b_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
US 8.8.8.8:53 g.bing.com udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 204.79.197.237:443 g.bing.com tcp
NL 23.62.61.113:443 www.bing.com tcp
US 8.8.8.8:53 25.221.233.18.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 91.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 113.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 147.177.190.20.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.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\svvRgyaBZTNrI2GlpK7\lua51.dll

MD5 f0c59526f8186eadaf2171b8fd2967c1
SHA1 8ffbe3e03d8139b50b41931c7b3360a0eebdb5cb
SHA256 6e35d85fe4365e508adc7faffc4517c29177380c2ba420f02c2b9ee03103d3f6
SHA512 dccd287c5f25cac346836e1140b743756178d01cd58539cf8fac12f7ae54d338bfb4364c650edb4d6018ef1f4065f7e9835d32fd608f8ae66c67a0ffd05e9854

memory/2352-7-0x0000000000670000-0x0000000000686000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\svvRgyaBZTNrI2GlpK7\extramod.dll

MD5 297b0eda90f38c5dfcbd59d97054487e
SHA1 19a1e348738d96ec047cc7f5867ce9d95e898200
SHA256 bc8cc3191a6a7c269b96dad56a41edc7bdf5c6da1262e1d0930145869292f0e3
SHA512 bd6148b636e708dc2d7097b14f53984988d7db00f4e2f85929f561cd15e54ec92b427662dbdce615f4a81db573563baf1f5c2b535fe841dbf3f045278e61f166

memory/2352-14-0x0000000002230000-0x0000000002266000-memory.dmp

memory/2352-21-0x000000007FE40000-0x000000007FE50000-memory.dmp

memory/2352-22-0x000000007FE30000-0x000000007FE40000-memory.dmp

memory/2352-20-0x000000007FE40000-0x000000007FE50000-memory.dmp

memory/2352-19-0x000000007FE40000-0x000000007FE50000-memory.dmp

memory/2352-18-0x000000007FE40000-0x000000007FE50000-memory.dmp

memory/2352-17-0x000000007FE40000-0x000000007FE50000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\svvRgyaBZTNrI2GlpK7\shared_library.dll

MD5 bb5d50ed8d35dc72429336a1ea1ba179
SHA1 46b14463f5bc1d7e701fc59936017d56e4251f84
SHA256 f9a9e37d4fe6059c37092b26d0a47c445d995bc7cd9148ce76b4fa626d25de33
SHA512 24e7542d01c535ece0d94a8122ecda046dc11ca05c70b20ee8c39b9de1ae117081e7a706604c2f43dd8299818dd43f65918dad78d39cdb06166d33403f31832d

C:\Users\Admin\AppData\Local\Temp\svvRgyaBZTNrI2GlpK7\loading_screen.dll

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

memory/2352-28-0x000000007FE40000-0x000000007FE50000-memory.dmp