Malware Analysis Report

2025-01-03 06:14

Sample ID 240522-bawc7afd8z
Target 656e1f70891e4a2c77a1f58cb4446a83_JaffaCakes118
SHA256 ddbc8b5d72af93b39727f2a26efae6aca2127b933f600c6213435a91542d0ed0
Tags
emotet banker trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

ddbc8b5d72af93b39727f2a26efae6aca2127b933f600c6213435a91542d0ed0

Threat Level: Known bad

The file 656e1f70891e4a2c77a1f58cb4446a83_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

emotet banker trojan

Emotet

Drops file in System32 directory

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Modifies data under HKEY_USERS

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: RenamesItself

Suspicious use of UnmapMainImage

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-22 00:56

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-22 00:56

Reported

2024-05-22 00:59

Platform

win7-20240508-en

Max time kernel

148s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\656e1f70891e4a2c77a1f58cb4446a83_JaffaCakes118.exe"

Signatures

Emotet

trojan banker emotet

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat C:\Windows\SysWOW64\randomrandom.exe N/A

Enumerates physical storage devices

Modifies data under HKEY_USERS

Description Indicator Process Target
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f003c000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\randomrandom.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{5F68488D-586D-4572-B446-D5AA8DB822E2}\WpadDecisionTime = 604f3f05e3abda01 C:\Windows\SysWOW64\randomrandom.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{5F68488D-586D-4572-B446-D5AA8DB822E2}\WpadNetworkName = "Network 3" C:\Windows\SysWOW64\randomrandom.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\9e-cd-19-7d-49-dc\WpadDecisionTime = 40a42a3fe3abda01 C:\Windows\SysWOW64\randomrandom.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\randomrandom.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\randomrandom.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" C:\Windows\SysWOW64\randomrandom.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{5F68488D-586D-4572-B446-D5AA8DB822E2} C:\Windows\SysWOW64\randomrandom.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\9e-cd-19-7d-49-dc\WpadDecisionTime = 604f3f05e3abda01 C:\Windows\SysWOW64\randomrandom.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\randomrandom.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad C:\Windows\SysWOW64\randomrandom.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{5F68488D-586D-4572-B446-D5AA8DB822E2}\9e-cd-19-7d-49-dc C:\Windows\SysWOW64\randomrandom.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\9e-cd-19-7d-49-dc\WpadDecision = "0" C:\Windows\SysWOW64\randomrandom.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix C:\Windows\SysWOW64\randomrandom.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" C:\Windows\SysWOW64\randomrandom.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\9e-cd-19-7d-49-dc C:\Windows\SysWOW64\randomrandom.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{5F68488D-586D-4572-B446-D5AA8DB822E2}\WpadDecisionTime = 40a42a3fe3abda01 C:\Windows\SysWOW64\randomrandom.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections C:\Windows\SysWOW64\randomrandom.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\9e-cd-19-7d-49-dc\WpadDecisionReason = "1" C:\Windows\SysWOW64\randomrandom.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{5F68488D-586D-4572-B446-D5AA8DB822E2}\WpadDecisionReason = "1" C:\Windows\SysWOW64\randomrandom.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\randomrandom.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000004000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f003c000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\randomrandom.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" C:\Windows\SysWOW64\randomrandom.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\9e-cd-19-7d-49-dc\WpadDetectedUrl C:\Windows\SysWOW64\randomrandom.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{5F68488D-586D-4572-B446-D5AA8DB822E2}\WpadDecision = "0" C:\Windows\SysWOW64\randomrandom.exe N/A

Suspicious behavior: EnumeratesProcesses

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

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\656e1f70891e4a2c77a1f58cb4446a83_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\656e1f70891e4a2c77a1f58cb4446a83_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\656e1f70891e4a2c77a1f58cb4446a83_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\656e1f70891e4a2c77a1f58cb4446a83_JaffaCakes118.exe

--6a9ac4fd

C:\Windows\SysWOW64\randomrandom.exe

"C:\Windows\SysWOW64\randomrandom.exe"

C:\Windows\SysWOW64\randomrandom.exe

--cf884cd8

Network

Country Destination Domain Proto
US 159.65.241.220:8080 tcp
US 159.65.241.220:8080 tcp
FR 80.86.92.114:7080 tcp
FR 80.86.92.114:7080 tcp
AR 200.80.198.34:80 tcp
AR 200.80.198.34:80 tcp
MX 187.242.204.142:80 tcp
MX 187.242.204.142:80 tcp

Files

memory/620-0-0x0000000000220000-0x0000000000231000-memory.dmp

memory/620-1-0x0000000000400000-0x0000000000414000-memory.dmp

memory/620-2-0x0000000000220000-0x0000000000231000-memory.dmp

memory/1612-3-0x0000000000400000-0x0000000000414000-memory.dmp

memory/3032-4-0x0000000000400000-0x000000000041C000-memory.dmp

memory/1612-7-0x0000000000400000-0x0000000000414000-memory.dmp

memory/2588-8-0x0000000000400000-0x000000000041C000-memory.dmp

memory/2588-9-0x0000000000400000-0x0000000000414000-memory.dmp

memory/2588-10-0x0000000000400000-0x000000000041C000-memory.dmp

memory/2588-11-0x0000000000400000-0x0000000000414000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-22 00:56

Reported

2024-05-22 00:59

Platform

win10v2004-20240508-en

Max time kernel

148s

Max time network

143s

Command Line

"C:\Users\Admin\AppData\Local\Temp\656e1f70891e4a2c77a1f58cb4446a83_JaffaCakes118.exe"

Signatures

Emotet

trojan banker emotet

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE C:\Windows\SysWOW64\licsprompt.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies C:\Windows\SysWOW64\licsprompt.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 C:\Windows\SysWOW64\licsprompt.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 C:\Windows\SysWOW64\licsprompt.exe N/A

Enumerates physical storage devices

Modifies data under HKEY_USERS

Description Indicator Process Target
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix C:\Windows\SysWOW64\licsprompt.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" C:\Windows\SysWOW64\licsprompt.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" C:\Windows\SysWOW64\licsprompt.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\656e1f70891e4a2c77a1f58cb4446a83_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\656e1f70891e4a2c77a1f58cb4446a83_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\656e1f70891e4a2c77a1f58cb4446a83_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\656e1f70891e4a2c77a1f58cb4446a83_JaffaCakes118.exe

--6a9ac4fd

C:\Windows\SysWOW64\licsprompt.exe

"C:\Windows\SysWOW64\licsprompt.exe"

C:\Windows\SysWOW64\licsprompt.exe

--14e15ea3

Network

Country Destination Domain Proto
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
NL 23.62.61.97:443 www.bing.com tcp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 97.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 159.65.241.220:8080 tcp
FR 80.86.92.114:7080 tcp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
AR 200.80.198.34:80 tcp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
MX 187.242.204.142:80 tcp
US 8.8.8.8:53 91.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
AR 181.15.180.140:80 tcp
US 70.44.163.160:443 tcp

Files

memory/2432-0-0x0000000002020000-0x0000000002031000-memory.dmp

memory/2432-1-0x0000000000400000-0x0000000000414000-memory.dmp

memory/2432-4-0x0000000002020000-0x0000000002031000-memory.dmp

memory/1836-5-0x0000000000400000-0x000000000041C000-memory.dmp

memory/1836-6-0x0000000000400000-0x000000000041C000-memory.dmp

memory/4356-7-0x0000000000400000-0x000000000041C000-memory.dmp

memory/1836-10-0x0000000000400000-0x0000000000414000-memory.dmp

memory/4428-12-0x0000000000400000-0x000000000041C000-memory.dmp

memory/4428-13-0x0000000000400000-0x000000000041C000-memory.dmp

memory/4428-16-0x0000000000400000-0x000000000041C000-memory.dmp

memory/4428-17-0x0000000000400000-0x000000000041C000-memory.dmp