Malware Analysis Report

2024-09-22 22:20

Sample ID 240617-kyl9vstdlf
Target b7c7e822f6be80b547b1b37d25eea6c8_JaffaCakes118
SHA256 d60eb84b1016e73d58f56c9ea883eacfc4944c9dca3d36f032d1073d1270bca6
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

d60eb84b1016e73d58f56c9ea883eacfc4944c9dca3d36f032d1073d1270bca6

Threat Level: Known bad

The file b7c7e822f6be80b547b1b37d25eea6c8_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 use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Suspicious behavior: RenamesItself

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-17 09:00

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-17 09:00

Reported

2024-06-17 09:03

Platform

win7-20240611-en

Max time kernel

134s

Max time network

145s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b7c7e822f6be80b547b1b37d25eea6c8_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\mmcbase\ntdsapi.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\mmcbase\ntdsapi.exe C:\Users\Admin\AppData\Local\Temp\b7c7e822f6be80b547b1b37d25eea6c8_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\b7c7e822f6be80b547b1b37d25eea6c8_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b7c7e822f6be80b547b1b37d25eea6c8_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b7c7e822f6be80b547b1b37d25eea6c8_JaffaCakes118.exe"

C:\Windows\SysWOW64\mmcbase\ntdsapi.exe

"C:\Windows\SysWOW64\mmcbase\ntdsapi.exe"

Network

Country Destination Domain Proto
LV 91.105.94.200:80 tcp
LV 91.105.94.200:80 tcp
DE 51.38.124.206:80 51.38.124.206 tcp
US 38.88.126.202:8080 tcp
US 38.88.126.202:8080 tcp
FR 54.37.42.48:8080 tcp
FR 54.37.42.48:8080 tcp
BR 189.2.177.210:443 tcp
BR 189.2.177.210:443 tcp

Files

memory/2032-7-0x00000000002B0000-0x00000000002BF000-memory.dmp

memory/2032-4-0x00000000003E0000-0x00000000003F0000-memory.dmp

memory/2032-0-0x00000000002C0000-0x00000000002D2000-memory.dmp

memory/2032-9-0x0000000000400000-0x000000000044C000-memory.dmp

C:\Windows\SysWOW64\mmcbase\ntdsapi.exe

MD5 b7c7e822f6be80b547b1b37d25eea6c8
SHA1 8c5523dd4a46a18adef33649a621a61657cd311a
SHA256 d60eb84b1016e73d58f56c9ea883eacfc4944c9dca3d36f032d1073d1270bca6
SHA512 0b39c9d909558994d27c679177f70257e4e2f88ef9a2ce15ec1c11fe6c836d63efd4e4fa6407eef278d694bcdd0e5f392bb9fdcc3a097c068542b86b1ba82269

memory/1684-14-0x00000000003F0000-0x0000000000400000-memory.dmp

memory/1684-10-0x00000000003D0000-0x00000000003E2000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-17 09:00

Reported

2024-06-17 09:03

Platform

win10v2004-20240508-en

Max time kernel

143s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b7c7e822f6be80b547b1b37d25eea6c8_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\b7c7e822f6be80b547b1b37d25eea6c8_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b7c7e822f6be80b547b1b37d25eea6c8_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=4436,i,7012731823941922179,12386606396608877869,262144 --variations-seed-version --mojo-platform-channel-handle=3756 /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
LV 91.105.94.200:80 tcp
DE 51.38.124.206:80 tcp
US 38.88.126.202:8080 tcp
FR 54.37.42.48:8080 tcp
BR 189.2.177.210:443 tcp
AR 181.30.61.163:443 tcp

Files

memory/3940-4-0x0000000002520000-0x0000000002530000-memory.dmp

memory/3940-0-0x0000000002500000-0x0000000002512000-memory.dmp

memory/3940-7-0x00000000024F0000-0x00000000024FF000-memory.dmp