Malware Analysis Report

2024-09-22 22:48

Sample ID 240617-bfj74s1dqr
Target b6188fbff2183d60edd6cb72dd140094_JaffaCakes118
SHA256 13555ca7cbfd7ce549efe040d0df22de89b878cad3a21ca43a2e1a71769a749d
Tags
emotet epoch3 banker trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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

13555ca7cbfd7ce549efe040d0df22de89b878cad3a21ca43a2e1a71769a749d

Threat Level: Known bad

The file b6188fbff2183d60edd6cb72dd140094_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

emotet epoch3 banker trojan

Emotet

Executes dropped EXE

Drops file in System32 directory

Unsigned PE

Enumerates physical storage devices

Suspicious use of SetWindowsHookEx

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-17 01:05

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-17 01:05

Reported

2024-06-17 01:07

Platform

win7-20240221-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b6188fbff2183d60edd6cb72dd140094_JaffaCakes118.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\b6188fbff2183d60edd6cb72dd140094_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b6188fbff2183d60edd6cb72dd140094_JaffaCakes118.exe"

Network

Country Destination Domain Proto
FR 82.239.200.118:80 tcp
FR 82.239.200.118:80 tcp
FR 185.81.158.15:8080 tcp
FR 185.81.158.15:8080 tcp
FR 51.255.15.193:7080 tcp
FR 51.255.15.193:7080 tcp
FR 85.25.207.108:8080 tcp

Files

memory/1996-0-0x0000000000270000-0x000000000027C000-memory.dmp

memory/1996-4-0x0000000000260000-0x0000000000269000-memory.dmp

memory/1996-5-0x0000000000270000-0x000000000027C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-17 01:05

Reported

2024-06-17 01:07

Platform

win10v2004-20240611-en

Max time kernel

134s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b6188fbff2183d60edd6cb72dd140094_JaffaCakes118.exe"

Signatures

Emotet

trojan banker emotet

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\twinapi.appcore\KBDGR1.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\twinapi.appcore\KBDGR1.exe C:\Users\Admin\AppData\Local\Temp\b6188fbff2183d60edd6cb72dd140094_JaffaCakes118.exe N/A

Enumerates physical storage devices

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\b6188fbff2183d60edd6cb72dd140094_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b6188fbff2183d60edd6cb72dd140094_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b6188fbff2183d60edd6cb72dd140094_JaffaCakes118.exe"

C:\Windows\SysWOW64\twinapi.appcore\KBDGR1.exe

"C:\Windows\SysWOW64\twinapi.appcore\KBDGR1.exe"

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=1416,i,17325488789339133686,9539570259395798500,262144 --variations-seed-version --mojo-platform-channel-handle=2792 /prefetch:8

Network

Country Destination Domain Proto
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 13.107.21.237:443 g.bing.com tcp
BE 88.221.83.187:443 www.bing.com tcp
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 91.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 187.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
FR 82.239.200.118:80 tcp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 35.15.31.184.in-addr.arpa udp
FR 185.81.158.15:8080 tcp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
FR 51.255.15.193:7080 tcp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
FR 85.25.207.108:8080 tcp
US 107.161.30.122:8080 tcp
VN 113.161.148.81:80 tcp

Files

memory/2156-0-0x00000000021A0000-0x00000000021AC000-memory.dmp

memory/2156-4-0x0000000002190000-0x0000000002199000-memory.dmp

C:\Windows\SysWOW64\twinapi.appcore\KBDGR1.exe

MD5 b6188fbff2183d60edd6cb72dd140094
SHA1 7f8a91fc6420e3cb86b9b78a4e9f7d9df8dbdd6b
SHA256 13555ca7cbfd7ce549efe040d0df22de89b878cad3a21ca43a2e1a71769a749d
SHA512 3404e41e3a6fc20f58c34084fc04cd60f8b5f9c37403136d3551df66982ac6b42b2c7ffc21fcdfe37b0a52d4c4cd3d158ff37a599ad186aa2f9107f7bec44230

memory/2156-6-0x0000000000400000-0x000000000048C000-memory.dmp

memory/2828-11-0x00000000021A0000-0x00000000021AC000-memory.dmp