Malware Analysis Report

2024-09-22 22:15

Sample ID 240616-h14wksybjl
Target b24b7bcfdb3f462c0ce8f341df7a2c35_JaffaCakes118
SHA256 9f62845d7fee4624815913b531380c45e755f28ae23aa3b29032a88ab9f96bcf
Tags
emotet epoch1 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

9f62845d7fee4624815913b531380c45e755f28ae23aa3b29032a88ab9f96bcf

Threat Level: Known bad

The file b24b7bcfdb3f462c0ce8f341df7a2c35_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

emotet epoch1 banker trojan

Emotet

Emotet payload

Executes dropped EXE

Drops file in System32 directory

Unsigned PE

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

Enumerates processes with tasklist

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-16 07:13

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-16 07:13

Reported

2024-06-16 07:15

Platform

win7-20240611-en

Max time kernel

150s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b24b7bcfdb3f462c0ce8f341df7a2c35_JaffaCakes118.exe"

Signatures

Emotet

trojan banker emotet

Emotet payload

trojan banker
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
N/A N/A N/A N/A
N/A N/A N/A N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\wmpcm\tasklist.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\wmpcm\tasklist.exe C:\Users\Admin\AppData\Local\Temp\b24b7bcfdb3f462c0ce8f341df7a2c35_JaffaCakes118.exe N/A

Enumerates physical storage devices

Enumerates processes with tasklist

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\wmpcm\tasklist.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\wmpcm\tasklist.exe N/A
N/A N/A C:\Windows\SysWOW64\wmpcm\tasklist.exe N/A
N/A N/A C:\Windows\SysWOW64\wmpcm\tasklist.exe N/A
N/A N/A C:\Windows\SysWOW64\wmpcm\tasklist.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\b24b7bcfdb3f462c0ce8f341df7a2c35_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b24b7bcfdb3f462c0ce8f341df7a2c35_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b24b7bcfdb3f462c0ce8f341df7a2c35_JaffaCakes118.exe"

C:\Windows\SysWOW64\wmpcm\tasklist.exe

"C:\Windows\SysWOW64\wmpcm\tasklist.exe"

Network

Country Destination Domain Proto
AU 202.22.141.45:80 tcp
AU 202.22.141.45:80 tcp
FR 37.187.161.206:8080 tcp
FR 37.187.161.206:8080 tcp
TH 202.29.239.162:443 tcp
TH 202.29.239.162:443 tcp

Files

memory/2024-4-0x0000000000200000-0x0000000000210000-memory.dmp

memory/2024-0-0x00000000001E0000-0x00000000001F2000-memory.dmp

memory/2024-7-0x00000000001C0000-0x00000000001CF000-memory.dmp

memory/2024-9-0x0000000000400000-0x00000000004AC000-memory.dmp

C:\Windows\SysWOW64\wmpcm\tasklist.exe

MD5 b24b7bcfdb3f462c0ce8f341df7a2c35
SHA1 3a7a9cd43c1febd67fca82e5b1d6cb94ca8cd228
SHA256 9f62845d7fee4624815913b531380c45e755f28ae23aa3b29032a88ab9f96bcf
SHA512 9b2b316d48f14eb354592a7a7950afa4ccd75b672c6fae514b91f29294f728e192217ffaf100cd0f251333e5ebde1dd98aaa549f0040e11b318c13d6efd96a89

memory/2792-14-0x0000000000270000-0x0000000000280000-memory.dmp

memory/2792-10-0x0000000000250000-0x0000000000262000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-16 07:13

Reported

2024-06-16 07:15

Platform

win10v2004-20240508-en

Max time kernel

143s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b24b7bcfdb3f462c0ce8f341df7a2c35_JaffaCakes118.exe"

Signatures

Emotet

trojan banker emotet

Emotet payload

trojan banker
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

Processes

C:\Users\Admin\AppData\Local\Temp\b24b7bcfdb3f462c0ce8f341df7a2c35_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b24b7bcfdb3f462c0ce8f341df7a2c35_JaffaCakes118.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 --no-appcompat-clear --field-trial-handle=4268,i,18168883380598738769,14202261231630113808,262144 --variations-seed-version --mojo-platform-channel-handle=4300 /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
AU 202.22.141.45:80 tcp
FR 37.187.161.206:8080 tcp
TH 202.29.239.162:443 tcp
RU 80.87.201.221:7080 tcp
RO 82.76.111.249:443 tcp
US 216.47.196.104:80 tcp

Files

memory/1884-0-0x00000000020F0000-0x0000000002102000-memory.dmp

memory/1884-4-0x0000000000740000-0x0000000000750000-memory.dmp

memory/1884-7-0x0000000000540000-0x000000000054F000-memory.dmp