Malware Analysis Report

2024-09-22 23:36

Sample ID 240617-mmxybs1ckj
Target b82ae19552df11b324078905d735b7e0_JaffaCakes118
SHA256 7a26d7944ec5b78feb113e3ebae12fccc1a4537ffc32508e8bad5a382e9145cc
Tags
emotet epoch2 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

7a26d7944ec5b78feb113e3ebae12fccc1a4537ffc32508e8bad5a382e9145cc

Threat Level: Known bad

The file b82ae19552df11b324078905d735b7e0_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

emotet epoch2 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

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-17 10:35

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-17 10:35

Reported

2024-06-17 10:38

Platform

win7-20240611-en

Max time kernel

141s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b82ae19552df11b324078905d735b7e0_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\api-ms-win-crt-string-l1-1-0\devmgr.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\api-ms-win-crt-string-l1-1-0\devmgr.exe C:\Users\Admin\AppData\Local\Temp\b82ae19552df11b324078905d735b7e0_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\b82ae19552df11b324078905d735b7e0_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b82ae19552df11b324078905d735b7e0_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b82ae19552df11b324078905d735b7e0_JaffaCakes118.exe"

C:\Windows\SysWOW64\api-ms-win-crt-string-l1-1-0\devmgr.exe

"C:\Windows\SysWOW64\api-ms-win-crt-string-l1-1-0\devmgr.exe"

Network

Country Destination Domain Proto
US 71.72.196.159:80 tcp
US 71.72.196.159:80 tcp
US 134.209.36.254:8080 tcp
US 134.209.36.254:8080 tcp
NZ 120.138.30.150:8080 tcp
NZ 120.138.30.150:8080 tcp
FR 94.23.216.33:80 tcp
FR 94.23.216.33:80 tcp
IN 157.245.99.39:8080 tcp
IN 157.245.99.39:8080 tcp

Files

memory/1136-4-0x0000000000240000-0x0000000000250000-memory.dmp

memory/1136-7-0x0000000000230000-0x000000000023F000-memory.dmp

memory/1136-0-0x00000000002A0000-0x00000000002B2000-memory.dmp

C:\Windows\SysWOW64\api-ms-win-crt-string-l1-1-0\devmgr.exe

MD5 b82ae19552df11b324078905d735b7e0
SHA1 aacea3516c102471fe0ba7ebdef89981694af3db
SHA256 7a26d7944ec5b78feb113e3ebae12fccc1a4537ffc32508e8bad5a382e9145cc
SHA512 23f5e731f2d7c7eea9432d9ffaafd630f1f985d24d90e99f442260c1136f8327972e870aa5c878954c88a4886088fc7882672202c364e0087cc994e9bedbe7d0

memory/1136-8-0x0000000000400000-0x0000000000476000-memory.dmp

memory/2608-14-0x00000000003C0000-0x00000000003D0000-memory.dmp

memory/2608-10-0x00000000001E0000-0x00000000001F2000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-17 10:35

Reported

2024-06-17 10:38

Platform

win10v2004-20240226-en

Max time kernel

134s

Max time network

157s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b82ae19552df11b324078905d735b7e0_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

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\b82ae19552df11b324078905d735b7e0_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\b82ae19552df11b324078905d735b7e0_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\b82ae19552df11b324078905d735b7e0_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\b82ae19552df11b324078905d735b7e0_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\b82ae19552df11b324078905d735b7e0_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\b82ae19552df11b324078905d735b7e0_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\b82ae19552df11b324078905d735b7e0_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\b82ae19552df11b324078905d735b7e0_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\b82ae19552df11b324078905d735b7e0_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\b82ae19552df11b324078905d735b7e0_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\b82ae19552df11b324078905d735b7e0_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\b82ae19552df11b324078905d735b7e0_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\b82ae19552df11b324078905d735b7e0_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\b82ae19552df11b324078905d735b7e0_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\b82ae19552df11b324078905d735b7e0_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\b82ae19552df11b324078905d735b7e0_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b82ae19552df11b324078905d735b7e0_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b82ae19552df11b324078905d735b7e0_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 --mojo-platform-channel-handle=1340 --field-trial-handle=2244,i,11878111470816612087,2265290141962607370,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
GB 216.58.201.106:443 tcp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 71.72.196.159:80 tcp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 134.209.36.254:8080 tcp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
NZ 120.138.30.150:8080 tcp
FR 94.23.216.33:80 tcp
IN 157.245.99.39:8080 tcp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
SG 137.59.187.107:8080 tcp
FR 94.23.237.171:443 tcp

Files

memory/3968-0-0x00000000021F0000-0x0000000002202000-memory.dmp

memory/3968-4-0x0000000000620000-0x0000000000630000-memory.dmp

memory/3968-7-0x0000000000610000-0x000000000061F000-memory.dmp