Malware Analysis Report

2025-01-03 06:14

Sample ID 240522-fyxndadc6z
Target 6620336a6a602d98076733fe042d154d_JaffaCakes118
SHA256 95f33ec8115346b3cc2206125b265640c9df439275d4694b05de7d61c4c3cedb
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

95f33ec8115346b3cc2206125b265640c9df439275d4694b05de7d61c4c3cedb

Threat Level: Known bad

The file 6620336a6a602d98076733fe042d154d_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

emotet banker trojan

Emotet

Drops file in System32 directory

Enumerates physical storage devices

Unsigned PE

Modifies data under HKEY_USERS

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-22 05:17

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-22 05:17

Reported

2024-05-22 05:20

Platform

win7-20240221-en

Max time kernel

131s

Max time network

140s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6620336a6a602d98076733fe042d154d_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\controlmath.exe N/A

Enumerates physical storage devices

Modifies data under HKEY_USERS

Description Indicator Process Target
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad C:\Windows\SysWOW64\controlmath.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{8DF4808D-ED5F-4758-89D8-5580AAFBDA43} C:\Windows\SysWOW64\controlmath.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{8DF4808D-ED5F-4758-89D8-5580AAFBDA43}\WpadDecisionReason = "1" C:\Windows\SysWOW64\controlmath.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{8DF4808D-ED5F-4758-89D8-5580AAFBDA43}\WpadDecisionTime = 1022a06607acda01 C:\Windows\SysWOW64\controlmath.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\d6-8e-05-c7-1d-61\WpadDecisionTime = 1022a06607acda01 C:\Windows\SysWOW64\controlmath.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\d6-8e-05-c7-1d-61\WpadDecision = "0" C:\Windows\SysWOW64\controlmath.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f011f000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\controlmath.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections C:\Windows\SysWOW64\controlmath.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\controlmath.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" C:\Windows\SysWOW64\controlmath.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\d6-8e-05-c7-1d-61 C:\Windows\SysWOW64\controlmath.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\controlmath.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\controlmath.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\controlmath.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{8DF4808D-ED5F-4758-89D8-5580AAFBDA43}\WpadDecision = "0" C:\Windows\SysWOW64\controlmath.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{8DF4808D-ED5F-4758-89D8-5580AAFBDA43}\WpadNetworkName = "Network 3" C:\Windows\SysWOW64\controlmath.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{8DF4808D-ED5F-4758-89D8-5580AAFBDA43}\d6-8e-05-c7-1d-61 C:\Windows\SysWOW64\controlmath.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\d6-8e-05-c7-1d-61\WpadDecisionReason = "1" C:\Windows\SysWOW64\controlmath.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\6620336a6a602d98076733fe042d154d_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\6620336a6a602d98076733fe042d154d_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\6620336a6a602d98076733fe042d154d_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\6620336a6a602d98076733fe042d154d_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\6620336a6a602d98076733fe042d154d_JaffaCakes118.exe"

C:\Windows\SysWOW64\controlmath.exe

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

C:\Windows\SysWOW64\controlmath.exe

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

Network

Country Destination Domain Proto
AR 24.232.200.64:443 tcp
AR 24.232.200.64:443 tcp
US 72.46.151.196:80 tcp
US 72.46.151.196:80 tcp
GB 84.93.152.69:8080 tcp
GB 84.93.152.69:8080 tcp

Files

memory/1984-4-0x0000000000280000-0x0000000000299000-memory.dmp

memory/1984-0-0x0000000000280000-0x0000000000299000-memory.dmp

memory/1984-6-0x00000000002B0000-0x00000000002C0000-memory.dmp

memory/1984-5-0x0000000000260000-0x0000000000279000-memory.dmp

memory/2728-13-0x0000000000260000-0x0000000000270000-memory.dmp

memory/2728-12-0x0000000000310000-0x0000000000329000-memory.dmp

memory/2728-11-0x0000000000330000-0x0000000000349000-memory.dmp

memory/2728-7-0x0000000000330000-0x0000000000349000-memory.dmp

memory/1984-14-0x0000000000260000-0x0000000000279000-memory.dmp

memory/2276-19-0x0000000000290000-0x00000000002A9000-memory.dmp

memory/2276-15-0x0000000000290000-0x00000000002A9000-memory.dmp

memory/2276-21-0x00000000002B0000-0x00000000002C0000-memory.dmp

memory/2276-20-0x00000000001F0000-0x0000000000209000-memory.dmp

memory/2792-28-0x00000000002A0000-0x00000000002B0000-memory.dmp

memory/2792-27-0x0000000000260000-0x0000000000279000-memory.dmp

memory/2792-26-0x0000000000280000-0x0000000000299000-memory.dmp

memory/2792-22-0x0000000000280000-0x0000000000299000-memory.dmp

memory/2276-29-0x00000000001F0000-0x0000000000209000-memory.dmp

memory/2728-31-0x0000000000310000-0x0000000000329000-memory.dmp

memory/2728-30-0x0000000000400000-0x0000000000529000-memory.dmp

memory/2792-32-0x0000000000260000-0x0000000000279000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-22 05:17

Reported

2024-05-22 05:20

Platform

win10v2004-20240426-en

Max time kernel

149s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6620336a6a602d98076733fe042d154d_JaffaCakes118.exe"

Signatures

Emotet

trojan banker emotet

Enumerates physical storage devices

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\6620336a6a602d98076733fe042d154d_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\6620336a6a602d98076733fe042d154d_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\6620336a6a602d98076733fe042d154d_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\6620336a6a602d98076733fe042d154d_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\6620336a6a602d98076733fe042d154d_JaffaCakes118.exe"

C:\Windows\SysWOW64\engnsensor.exe

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

C:\Windows\SysWOW64\engnsensor.exe

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
CZ 23.212.110.152:443 www.bing.com tcp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 152.110.212.23.in-addr.arpa udp
US 8.8.8.8:53 20.160.190.20.in-addr.arpa udp
CZ 23.212.110.152:443 www.bing.com tcp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
AR 24.232.200.64:443 tcp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 72.46.151.196:80 tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
GB 84.93.152.69:8080 tcp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 208.185.128.234:8080 tcp
US 8.8.8.8:53 23.236.111.52.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
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
CL 201.236.67.58:80 tcp
GB 109.228.9.122:8080 tcp
N/A 205.144.211.94:7080 tcp

Files

memory/4132-0-0x0000000000B10000-0x0000000000B29000-memory.dmp

memory/4132-4-0x0000000000B10000-0x0000000000B29000-memory.dmp

memory/4132-5-0x0000000000AF0000-0x0000000000B09000-memory.dmp

memory/4132-6-0x0000000000B30000-0x0000000000B40000-memory.dmp

memory/3248-12-0x0000000000AF0000-0x0000000000B09000-memory.dmp

memory/1228-13-0x00000000009E0000-0x00000000009F9000-memory.dmp

memory/1228-17-0x00000000009E0000-0x00000000009F9000-memory.dmp

memory/1228-19-0x00000000008B0000-0x00000000008C0000-memory.dmp

memory/1228-18-0x00000000009C0000-0x00000000009D9000-memory.dmp

memory/3016-24-0x0000000000E60000-0x0000000000E79000-memory.dmp

memory/3016-20-0x0000000000E60000-0x0000000000E79000-memory.dmp

memory/3016-26-0x00000000007B0000-0x00000000007C0000-memory.dmp

memory/3016-25-0x00000000007D0000-0x00000000007E9000-memory.dmp

memory/1228-27-0x00000000009C0000-0x00000000009D9000-memory.dmp

memory/3248-28-0x0000000000400000-0x0000000000529000-memory.dmp

memory/3248-29-0x0000000000AF0000-0x0000000000B09000-memory.dmp

memory/3016-30-0x00000000007D0000-0x00000000007E9000-memory.dmp