Malware Analysis Report

2025-01-17 22:14

Sample ID 240603-qtjwtshe36
Target 91f6f4239f2d77a356b7d4538266986a_JaffaCakes118
SHA256 58085ade09e481395ed955183c43b7274d98c572b6d5dd3bf4b4e8cd3b33a515
Tags
score
3/10

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
3/10

SHA256

58085ade09e481395ed955183c43b7274d98c572b6d5dd3bf4b4e8cd3b33a515

Threat Level: Likely benign

The file 91f6f4239f2d77a356b7d4538266986a_JaffaCakes118 was found to be: Likely benign.

Malicious Activity Summary


Unsigned PE

Suspicious use of SendNotifyMessage

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Modifies Internet Explorer settings

Modifies system certificate store

Suspicious behavior: EnumeratesProcesses

Suspicious use of FindShellTrayWindow

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-03 13:33

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-03 13:33

Reported

2024-06-03 13:35

Platform

win7-20240221-en

Max time kernel

141s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\91f6f4239f2d77a356b7d4538266986a_JaffaCakes118.exe"

Signatures

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\Main C:\Users\Admin\AppData\Local\Temp\91f6f4239f2d77a356b7d4538266986a_JaffaCakes118.exe N/A

Modifies system certificate store

evasion spyware trojan
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\A8985D3A65E5E5C4B2D7D66D40C6DD2FB19C5436 C:\Users\Admin\AppData\Local\Temp\91f6f4239f2d77a356b7d4538266986a_JaffaCakes118.exe N/A
Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\A8985D3A65E5E5C4B2D7D66D40C6DD2FB19C5436\Blob = 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 C:\Users\Admin\AppData\Local\Temp\91f6f4239f2d77a356b7d4538266986a_JaffaCakes118.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Program Files\Java\jre7\bin\jp2launcher.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\91f6f4239f2d77a356b7d4538266986a_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\91f6f4239f2d77a356b7d4538266986a_JaffaCakes118.exe"

C:\Program Files\Java\jre7\bin\javaws.exe

"C:\Program Files\Java\jre7\bin\javaws.exe" -J-Djdk.disableLastUsageTracking=true -SSVBaselineUpdate

C:\Program Files\Java\jre7\bin\jp2launcher.exe

"C:\Program Files\Java\jre7\bin\jp2launcher.exe" -secure -javaws -jre "C:\Program Files\Java\jre7" -vma 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 -ma LVNTVkJhc2VsaW5lVXBkYXRlAC1ub3RXZWJKYXZh

Network

Country Destination Domain Proto
US 8.8.8.8:53 javadl-esd-secure.oracle.com udp
GB 104.103.251.196:443 javadl-esd-secure.oracle.com tcp
US 8.8.8.8:53 rps-svcs.oracle.com udp
GB 104.103.251.196:443 rps-svcs.oracle.com tcp
GB 104.103.251.196:443 rps-svcs.oracle.com tcp

Files

memory/2760-0-0x0000000000400000-0x00000000004FD000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\jusched.log

MD5 7c37f017d61c500b7cd6a993f994f8d2
SHA1 4cf398c5f3486608048d04856fdd4d061eb2fe40
SHA256 deac0a34abf9ced12bb84ffb2332464af1926e299d492941bbb53fc8c71ce86f
SHA512 dcf7d24bb0123c485fb2c91373c4a40b6b97e1b639fb9cd92a590116a19f706f2fce56f241c101bdf2c46df23b65b5b59459ae0bb8a69f3cde5df3de31d0955e

memory/2860-33-0x0000000000210000-0x000000000021A000-memory.dmp

memory/2860-34-0x0000000000210000-0x000000000021A000-memory.dmp

memory/2860-37-0x0000000002AB0000-0x0000000002D20000-memory.dmp

C:\Users\Admin\AppData\LocalLow\Sun\Java\Deployment\deployment.properties

MD5 8afaf1fcb8330b0917ee8b978654f519
SHA1 0bccf1fa7778d967fc1e10a385e2c3866369dc18
SHA256 99a470b637d4355a0968524a9e738b1ee55b16ce25846eeac6694a1c11f8dd78
SHA512 66962232b6e87970f1d3d0bfa5fedf0dcac5790dd2881ecaf38323ac9fb460b4c40c047d3aa1f12b1ab0a5ceea6e4b2d8b6ef382208b9b6e4205f2bd1c2c30e5

memory/2860-141-0x0000000000330000-0x0000000000331000-memory.dmp

memory/2860-142-0x0000000000330000-0x0000000000331000-memory.dmp

memory/2860-158-0x0000000000330000-0x0000000000331000-memory.dmp

memory/2860-168-0x0000000000330000-0x0000000000331000-memory.dmp

C:\Users\Admin\AppData\LocalLow\Sun\Java\Deployment\cache\6.0\50\46ceb172-14c1bab3

MD5 adf1999bab0c83e0cf95a2d52bdea57d
SHA1 2c8ff58e67a52ac10b99910395f588dd2992a92e
SHA256 733b6447bea040ca0e80d8c6a654ffb4dc0eaa90c75dd2711ab2dd7220d6f7bc
SHA512 6ede226d4039694fb85746fcf13a86d309838bd1e832846cb8a5f8032b7670743a6885496c026da91710d4a8fdbb40821e1979be9298446dbd397994d7f24e87

C:\Users\Admin\AppData\Local\Temp\jar_cache6916366640478488.tmp

MD5 4f9f42a2c5524bf0ce187c5dcb517b89
SHA1 b54ff1e485ee0605753e23f254e288f9a79cc59d
SHA256 e271e41f800f3f25e0f9fe212f2e31e6a57b74d28b89fd3425deb42a6a1b411a
SHA512 45eb73dae61b6cb855a33966b6c3f1f064a15714761e3075eda105f72adf3780b05dbfbcca75fb47734ca47bb6abe4a1db075d30b1db748ffca11d9928d6cdbc

memory/2860-190-0x0000000000330000-0x0000000000331000-memory.dmp

memory/2860-205-0x0000000000330000-0x0000000000331000-memory.dmp

memory/2860-219-0x0000000000330000-0x0000000000331000-memory.dmp

memory/2860-240-0x0000000002AB0000-0x0000000002D20000-memory.dmp

memory/2760-242-0x0000000000400000-0x00000000004FD000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-03 13:33

Reported

2024-06-03 13:35

Platform

win10v2004-20240426-en

Max time kernel

149s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\91f6f4239f2d77a356b7d4538266986a_JaffaCakes118.exe"

Signatures

N/A

Processes

C:\Users\Admin\AppData\Local\Temp\91f6f4239f2d77a356b7d4538266986a_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\91f6f4239f2d77a356b7d4538266986a_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 100.58.20.217.in-addr.arpa udp
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 30.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 26.173.189.20.in-addr.arpa udp

Files

memory/1396-1-0x00000000004EB000-0x00000000004EC000-memory.dmp

memory/1396-0-0x0000000000400000-0x00000000004FD000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\jusched.log

MD5 065eb3d876f8a14e06a58da8d7ac8a39
SHA1 4ae60c1ff55fe507854de14e6737c5b00a55056a
SHA256 cf161f4be0bb6dff443aff6135812f02381be70284638a72e08028a2877e8ed7
SHA512 9ad347fe3f00db8c1db63a5a10e63f0b1fba49db584ee62817f4a44deb0a0fef5b15b416e24dee38a07be3e07f45a68d26760e59e8a92e4cca48e1890c8f1baa

memory/1396-19-0x0000000000400000-0x00000000004FD000-memory.dmp