Malware Analysis Report

2024-09-22 22:52

Sample ID 240615-c8ezjawhmg
Target aca270b20a7888db6462947242dbc5c1_JaffaCakes118
SHA256 2d1bc9c27f1ed3b30c9e6aa133f447c5f8f76dd0a7ef84d24e6ccfa5f06bcd5d
Tags
emotet epoch3 banker trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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
10/10

SHA256

2d1bc9c27f1ed3b30c9e6aa133f447c5f8f76dd0a7ef84d24e6ccfa5f06bcd5d

Threat Level: Known bad

The file aca270b20a7888db6462947242dbc5c1_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

emotet epoch3 banker trojan

Emotet

Emotet payload

Executes dropped EXE

Drops file in System32 directory

Enumerates physical storage devices

Unsigned PE

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-15 02:44

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-15 02:44

Reported

2024-06-15 02:47

Platform

win10v2004-20240611-en

Max time kernel

139s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\aca270b20a7888db6462947242dbc5c1_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\p2pnetsh\rsaenh.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\p2pnetsh\rsaenh.exe C:\Users\Admin\AppData\Local\Temp\aca270b20a7888db6462947242dbc5c1_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\aca270b20a7888db6462947242dbc5c1_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\aca270b20a7888db6462947242dbc5c1_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\aca270b20a7888db6462947242dbc5c1_JaffaCakes118.exe"

C:\Windows\SysWOW64\p2pnetsh\rsaenh.exe

"C:\Windows\SysWOW64\p2pnetsh\rsaenh.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=4136,i,1400471177590024469,587385956640537806,262144 --variations-seed-version --mojo-platform-channel-handle=4076 /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 13.107.21.237:443 g.bing.com tcp
NL 23.62.61.97:443 www.bing.com tcp
US 8.8.8.8:53 64.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 97.61.62.23.in-addr.arpa udp
US 13.107.42.16:443 tcp
AR 190.191.171.72:80 tcp
US 13.107.42.16:443 tcp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
DE 5.189.168.53:8080 tcp
US 8.8.8.8:53 21.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 162.241.41.111:7080 tcp
CO 190.85.46.52:7080 tcp
US 8.8.8.8:53 14.173.189.20.in-addr.arpa udp
CZ 37.205.9.252:7080 tcp
SG 172.96.190.154:8080 tcp

Files

memory/2792-4-0x0000000000530000-0x0000000000540000-memory.dmp

memory/2792-0-0x0000000000510000-0x0000000000522000-memory.dmp

memory/2792-7-0x00000000004F0000-0x00000000004FF000-memory.dmp

C:\Windows\SysWOW64\p2pnetsh\rsaenh.exe

MD5 aca270b20a7888db6462947242dbc5c1
SHA1 db35b8cfc81c4ceeac408a654c9bd99cc6947a67
SHA256 2d1bc9c27f1ed3b30c9e6aa133f447c5f8f76dd0a7ef84d24e6ccfa5f06bcd5d
SHA512 a4eb0cd6cac0fec7ae0ca844738e70c97692e13a8c4fc66565e4499710ad5649b1652b73062685b4b994291867f5a8349b519efebba044608c35bb23c66c04ba

memory/2792-9-0x0000000000400000-0x0000000000451000-memory.dmp

memory/2204-10-0x0000000000720000-0x0000000000732000-memory.dmp

memory/2204-14-0x0000000000740000-0x0000000000750000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-15 02:44

Reported

2024-06-15 02:47

Platform

win7-20240508-en

Max time kernel

145s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\aca270b20a7888db6462947242dbc5c1_JaffaCakes118.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\aca270b20a7888db6462947242dbc5c1_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\aca270b20a7888db6462947242dbc5c1_JaffaCakes118.exe"

Network

Country Destination Domain Proto
AR 190.191.171.72:80 tcp
AR 190.191.171.72:80 tcp
DE 5.189.168.53:8080 tcp
DE 5.189.168.53:8080 tcp
US 162.241.41.111:7080 tcp
US 162.241.41.111:7080 tcp
CO 190.85.46.52:7080 tcp

Files

memory/2344-4-0x0000000000260000-0x0000000000270000-memory.dmp

memory/2344-0-0x0000000000240000-0x0000000000252000-memory.dmp

memory/2344-7-0x0000000000230000-0x000000000023F000-memory.dmp