Malware Analysis Report

2024-11-15 08:37

Sample ID 240831-qzzt8swfnk
Target cce85c20b904b48ecce56f1e969dcf80_JaffaCakes118
SHA256 2d1bdf894e558865433c1c8c288887fb9fd0604c0ffc82fe7b623637043c733e
Tags
agilenet discovery
score
7/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
7/10

SHA256

2d1bdf894e558865433c1c8c288887fb9fd0604c0ffc82fe7b623637043c733e

Threat Level: Shows suspicious behavior

The file cce85c20b904b48ecce56f1e969dcf80_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

agilenet discovery

Checks computer location settings

Executes dropped EXE

Obfuscated with Agile.Net obfuscator

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-31 13:42

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-31 13:42

Reported

2024-08-31 13:45

Platform

win10v2004-20240802-en

Max time kernel

143s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\cce85c20b904b48ecce56f1e969dcf80_JaffaCakes118.exe"

Signatures

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\cce85c20b904b48ecce56f1e969dcf80_JaffaCakes118.exe N/A
Key value queried \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\aTEHRFedpp.exe N/A

Executes dropped EXE

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

Obfuscated with Agile.Net obfuscator

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

Enumerates physical storage devices

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\aTEHRFedpp.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\aTEHRFedpp.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\cce85c20b904b48ecce56f1e969dcf80_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\cmd.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\explorer.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\cce85c20b904b48ecce56f1e969dcf80_JaffaCakes118.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\aTEHRFedpp.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 540 wrote to memory of 2052 N/A C:\Users\Admin\AppData\Local\Temp\cce85c20b904b48ecce56f1e969dcf80_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 540 wrote to memory of 2052 N/A C:\Users\Admin\AppData\Local\Temp\cce85c20b904b48ecce56f1e969dcf80_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 540 wrote to memory of 2052 N/A C:\Users\Admin\AppData\Local\Temp\cce85c20b904b48ecce56f1e969dcf80_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 540 wrote to memory of 1516 N/A C:\Users\Admin\AppData\Local\Temp\cce85c20b904b48ecce56f1e969dcf80_JaffaCakes118.exe C:\Windows\SysWOW64\explorer.exe
PID 540 wrote to memory of 1516 N/A C:\Users\Admin\AppData\Local\Temp\cce85c20b904b48ecce56f1e969dcf80_JaffaCakes118.exe C:\Windows\SysWOW64\explorer.exe
PID 540 wrote to memory of 1516 N/A C:\Users\Admin\AppData\Local\Temp\cce85c20b904b48ecce56f1e969dcf80_JaffaCakes118.exe C:\Windows\SysWOW64\explorer.exe
PID 3292 wrote to memory of 512 N/A C:\Windows\explorer.exe C:\Users\Admin\AppData\Local\aTEHRFedpp.exe
PID 3292 wrote to memory of 512 N/A C:\Windows\explorer.exe C:\Users\Admin\AppData\Local\aTEHRFedpp.exe
PID 3292 wrote to memory of 512 N/A C:\Windows\explorer.exe C:\Users\Admin\AppData\Local\aTEHRFedpp.exe
PID 512 wrote to memory of 2428 N/A C:\Users\Admin\AppData\Local\aTEHRFedpp.exe C:\Users\Admin\AppData\Local\aTEHRFedpp.exe
PID 512 wrote to memory of 2428 N/A C:\Users\Admin\AppData\Local\aTEHRFedpp.exe C:\Users\Admin\AppData\Local\aTEHRFedpp.exe
PID 512 wrote to memory of 2428 N/A C:\Users\Admin\AppData\Local\aTEHRFedpp.exe C:\Users\Admin\AppData\Local\aTEHRFedpp.exe

Processes

C:\Users\Admin\AppData\Local\Temp\cce85c20b904b48ecce56f1e969dcf80_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\cce85c20b904b48ecce56f1e969dcf80_JaffaCakes118.exe"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\cce85c20b904b48ecce56f1e969dcf80_JaffaCakes118.exe" "C:\Users\Admin\AppData\Local\aTEHRFedpp.exe"

C:\Windows\SysWOW64\explorer.exe

"C:\Windows\System32\explorer.exe" /c, "C:\Users\Admin\AppData\Local\aTEHRFedpp.exe"

C:\Windows\explorer.exe

C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding

C:\Users\Admin\AppData\Local\aTEHRFedpp.exe

"C:\Users\Admin\AppData\Local\aTEHRFedpp.exe"

C:\Users\Admin\AppData\Local\aTEHRFedpp.exe

"C:\Users\Admin\AppData\Local\aTEHRFedpp.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 150.171.28.10:443 g.bing.com tcp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp
US 8.8.8.8:53 73.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 65.139.73.23.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp

Files

memory/540-0-0x000000007493E000-0x000000007493F000-memory.dmp

memory/540-1-0x00000000004D0000-0x000000000058E000-memory.dmp

memory/540-2-0x0000000005400000-0x00000000059A4000-memory.dmp

memory/540-3-0x0000000004F30000-0x0000000004FC2000-memory.dmp

memory/540-4-0x0000000004EE0000-0x0000000004F20000-memory.dmp

memory/540-5-0x0000000005040000-0x0000000005078000-memory.dmp

memory/540-6-0x0000000074930000-0x00000000750E0000-memory.dmp

memory/540-7-0x0000000002920000-0x0000000002926000-memory.dmp

memory/540-8-0x00000000029A0000-0x00000000029AA000-memory.dmp

memory/540-9-0x000000007493E000-0x000000007493F000-memory.dmp

memory/540-10-0x0000000074930000-0x00000000750E0000-memory.dmp

memory/540-14-0x0000000074930000-0x00000000750E0000-memory.dmp

C:\Users\Admin\AppData\Local\aTEHRFedpp.exe

MD5 cce85c20b904b48ecce56f1e969dcf80
SHA1 1a6d9a342ba4f259b3a14523d139b39c87091bac
SHA256 2d1bdf894e558865433c1c8c288887fb9fd0604c0ffc82fe7b623637043c733e
SHA512 51e450f60c9c15bb8e2a9497ed735ed94d5451a767bf4659d9adcd650c8a6a52283b6e2b9355e99765ecff62bd6b38cf441c8b65aa97693a82e68ac84b3f0831

memory/2428-18-0x0000000002AB0000-0x0000000002AE8000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-31 13:42

Reported

2024-08-31 13:45

Platform

win7-20240705-en

Max time kernel

140s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\cce85c20b904b48ecce56f1e969dcf80_JaffaCakes118.exe"

Signatures

Executes dropped EXE

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

Obfuscated with Agile.Net obfuscator

agilenet
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

Enumerates physical storage devices

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\aTEHRFedpp.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\cce85c20b904b48ecce56f1e969dcf80_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\cmd.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\explorer.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\aTEHRFedpp.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\cce85c20b904b48ecce56f1e969dcf80_JaffaCakes118.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\aTEHRFedpp.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1320 wrote to memory of 2860 N/A C:\Users\Admin\AppData\Local\Temp\cce85c20b904b48ecce56f1e969dcf80_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 1320 wrote to memory of 2860 N/A C:\Users\Admin\AppData\Local\Temp\cce85c20b904b48ecce56f1e969dcf80_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 1320 wrote to memory of 2860 N/A C:\Users\Admin\AppData\Local\Temp\cce85c20b904b48ecce56f1e969dcf80_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 1320 wrote to memory of 2860 N/A C:\Users\Admin\AppData\Local\Temp\cce85c20b904b48ecce56f1e969dcf80_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 1320 wrote to memory of 2628 N/A C:\Users\Admin\AppData\Local\Temp\cce85c20b904b48ecce56f1e969dcf80_JaffaCakes118.exe C:\Windows\SysWOW64\explorer.exe
PID 1320 wrote to memory of 2628 N/A C:\Users\Admin\AppData\Local\Temp\cce85c20b904b48ecce56f1e969dcf80_JaffaCakes118.exe C:\Windows\SysWOW64\explorer.exe
PID 1320 wrote to memory of 2628 N/A C:\Users\Admin\AppData\Local\Temp\cce85c20b904b48ecce56f1e969dcf80_JaffaCakes118.exe C:\Windows\SysWOW64\explorer.exe
PID 1320 wrote to memory of 2628 N/A C:\Users\Admin\AppData\Local\Temp\cce85c20b904b48ecce56f1e969dcf80_JaffaCakes118.exe C:\Windows\SysWOW64\explorer.exe
PID 2276 wrote to memory of 1784 N/A C:\Windows\explorer.exe C:\Users\Admin\AppData\Local\aTEHRFedpp.exe
PID 2276 wrote to memory of 1784 N/A C:\Windows\explorer.exe C:\Users\Admin\AppData\Local\aTEHRFedpp.exe
PID 2276 wrote to memory of 1784 N/A C:\Windows\explorer.exe C:\Users\Admin\AppData\Local\aTEHRFedpp.exe
PID 2276 wrote to memory of 1784 N/A C:\Windows\explorer.exe C:\Users\Admin\AppData\Local\aTEHRFedpp.exe
PID 1784 wrote to memory of 1912 N/A C:\Users\Admin\AppData\Local\aTEHRFedpp.exe C:\Users\Admin\AppData\Local\aTEHRFedpp.exe
PID 1784 wrote to memory of 1912 N/A C:\Users\Admin\AppData\Local\aTEHRFedpp.exe C:\Users\Admin\AppData\Local\aTEHRFedpp.exe
PID 1784 wrote to memory of 1912 N/A C:\Users\Admin\AppData\Local\aTEHRFedpp.exe C:\Users\Admin\AppData\Local\aTEHRFedpp.exe
PID 1784 wrote to memory of 1912 N/A C:\Users\Admin\AppData\Local\aTEHRFedpp.exe C:\Users\Admin\AppData\Local\aTEHRFedpp.exe

Processes

C:\Users\Admin\AppData\Local\Temp\cce85c20b904b48ecce56f1e969dcf80_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\cce85c20b904b48ecce56f1e969dcf80_JaffaCakes118.exe"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\cce85c20b904b48ecce56f1e969dcf80_JaffaCakes118.exe" "C:\Users\Admin\AppData\Local\aTEHRFedpp.exe"

C:\Windows\SysWOW64\explorer.exe

"C:\Windows\System32\explorer.exe" /c, "C:\Users\Admin\AppData\Local\aTEHRFedpp.exe"

C:\Windows\explorer.exe

C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding

C:\Users\Admin\AppData\Local\aTEHRFedpp.exe

"C:\Users\Admin\AppData\Local\aTEHRFedpp.exe"

C:\Users\Admin\AppData\Local\aTEHRFedpp.exe

"C:\Users\Admin\AppData\Local\aTEHRFedpp.exe"

Network

N/A

Files

memory/1320-0-0x0000000074A7E000-0x0000000074A7F000-memory.dmp

memory/1320-1-0x0000000000F50000-0x000000000100E000-memory.dmp

memory/1320-2-0x0000000000690000-0x00000000006D0000-memory.dmp

memory/1320-3-0x0000000000890000-0x00000000008C8000-memory.dmp

memory/1320-4-0x0000000000470000-0x0000000000476000-memory.dmp

memory/1320-5-0x0000000074A70000-0x000000007515E000-memory.dmp

memory/1320-6-0x0000000074A7E000-0x0000000074A7F000-memory.dmp

memory/1320-7-0x0000000074A70000-0x000000007515E000-memory.dmp

memory/1320-10-0x0000000074A70000-0x000000007515E000-memory.dmp

C:\Users\Admin\AppData\Local\aTEHRFedpp.exe

MD5 cce85c20b904b48ecce56f1e969dcf80
SHA1 1a6d9a342ba4f259b3a14523d139b39c87091bac
SHA256 2d1bdf894e558865433c1c8c288887fb9fd0604c0ffc82fe7b623637043c733e
SHA512 51e450f60c9c15bb8e2a9497ed735ed94d5451a767bf4659d9adcd650c8a6a52283b6e2b9355e99765ecff62bd6b38cf441c8b65aa97693a82e68ac84b3f0831

memory/1784-13-0x0000000000A10000-0x0000000000ACE000-memory.dmp

memory/1784-14-0x0000000000360000-0x0000000000398000-memory.dmp

memory/1912-16-0x00000000009E0000-0x0000000000A18000-memory.dmp