Malware Analysis Report

2025-08-10 17:56

Sample ID 230214-3a128agg95
Target 2019-05-01-Emotet-binary-retrieved-by-Word-macro.exe
SHA256 2032acdf04511314d53f51d1fef7f9e62e69abbe3db0b31a0302a8545ab1bd82
Tags
emotet banker trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

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

2032acdf04511314d53f51d1fef7f9e62e69abbe3db0b31a0302a8545ab1bd82

Threat Level: Known bad

The file 2019-05-01-Emotet-binary-retrieved-by-Word-macro.exe 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 UnmapMainImage

Suspicious use of WriteProcessMemory

Modifies data under HKEY_USERS

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: RenamesItself

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-02-14 23:19

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-02-14 23:19

Reported

2023-02-14 23:22

Platform

win7-20221111-en

Max time kernel

132s

Max time network

145s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-retrieved-by-Word-macro.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\pnfrandom.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\Cookies\CachePrefix = "Cookie:" C:\Windows\SysWOW64\pnfrandom.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad C:\Windows\SysWOW64\pnfrandom.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{9CFCECE3-63FE-4415-A91E-3DD7FEEA2DF4}\WpadDecisionTime = b0133040d340d901 C:\Windows\SysWOW64\pnfrandom.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\92-06-10-b6-50-57\WpadDecisionTime = b0133040d340d901 C:\Windows\SysWOW64\pnfrandom.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\pnfrandom.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{9CFCECE3-63FE-4415-A91E-3DD7FEEA2DF4} C:\Windows\SysWOW64\pnfrandom.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{9CFCECE3-63FE-4415-A91E-3DD7FEEA2DF4}\WpadDecision = "0" C:\Windows\SysWOW64\pnfrandom.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\92-06-10-b6-50-57 C:\Windows\SysWOW64\pnfrandom.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{9CFCECE3-63FE-4415-A91E-3DD7FEEA2DF4}\92-06-10-b6-50-57 C:\Windows\SysWOW64\pnfrandom.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections C:\Windows\SysWOW64\pnfrandom.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\pnfrandom.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix C:\Windows\SysWOW64\pnfrandom.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" C:\Windows\SysWOW64\pnfrandom.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{9CFCECE3-63FE-4415-A91E-3DD7FEEA2DF4}\WpadNetworkName = "Network 2" C:\Windows\SysWOW64\pnfrandom.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\92-06-10-b6-50-57\WpadDecision = "0" C:\Windows\SysWOW64\pnfrandom.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\pnfrandom.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" C:\Windows\SysWOW64\pnfrandom.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\pnfrandom.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f004c000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\pnfrandom.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{9CFCECE3-63FE-4415-A91E-3DD7FEEA2DF4}\WpadDecisionReason = "1" C:\Windows\SysWOW64\pnfrandom.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\92-06-10-b6-50-57\WpadDecisionReason = "1" C:\Windows\SysWOW64\pnfrandom.exe N/A

Suspicious behavior: EnumeratesProcesses

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

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-retrieved-by-Word-macro.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-retrieved-by-Word-macro.exe

"C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-retrieved-by-Word-macro.exe"

C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-retrieved-by-Word-macro.exe

--6dea9298

C:\Windows\SysWOW64\pnfrandom.exe

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

C:\Windows\SysWOW64\pnfrandom.exe

--e308ec41

Network

Country Destination Domain Proto
BO 200.58.171.51:80 tcp
BO 200.58.171.51:80 tcp
MX 189.196.140.187:80 tcp
MX 189.196.140.187:80 tcp
KR 222.104.222.145:443 tcp

Files

memory/2028-54-0x0000000000000000-mapping.dmp

memory/1648-55-0x0000000000230000-0x0000000000241000-memory.dmp

memory/1648-56-0x0000000000400000-0x0000000000414000-memory.dmp

memory/2028-57-0x0000000000400000-0x000000000042C000-memory.dmp

memory/2028-58-0x0000000075A31000-0x0000000075A33000-memory.dmp

memory/380-59-0x0000000000000000-mapping.dmp

memory/2028-60-0x0000000000400000-0x0000000000414000-memory.dmp

memory/380-61-0x0000000000220000-0x0000000000231000-memory.dmp

memory/380-62-0x0000000000400000-0x000000000042C000-memory.dmp

memory/380-64-0x0000000000400000-0x000000000042C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-02-14 23:19

Reported

2023-02-14 23:22

Platform

win10v2004-20221111-en

Max time kernel

128s

Max time network

145s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-retrieved-by-Word-macro.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\History\History.IE5 C:\Windows\SysWOW64\prompthotspot.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 C:\Windows\SysWOW64\prompthotspot.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE C:\Windows\SysWOW64\prompthotspot.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies C:\Windows\SysWOW64\prompthotspot.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\Cookies\CachePrefix = "Cookie:" C:\Windows\SysWOW64\prompthotspot.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" C:\Windows\SysWOW64\prompthotspot.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix C:\Windows\SysWOW64\prompthotspot.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-retrieved-by-Word-macro.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-retrieved-by-Word-macro.exe

"C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-retrieved-by-Word-macro.exe"

C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-retrieved-by-Word-macro.exe

--6dea9298

C:\Windows\SysWOW64\prompthotspot.exe

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

C:\Windows\SysWOW64\prompthotspot.exe

--66c2d221

Network

Country Destination Domain Proto
BO 200.58.171.51:80 tcp
US 209.197.3.8:80 tcp
US 20.189.173.11:443 tcp
MX 189.196.140.187:80 tcp
NL 104.80.225.205:443 tcp
KR 222.104.222.145:443 tcp
MY 115.132.227.247:443 tcp
CO 190.85.206.228:80 tcp

Files

memory/4796-132-0x0000000002160000-0x0000000002171000-memory.dmp

memory/5004-133-0x0000000000000000-mapping.dmp

memory/4796-134-0x0000000002160000-0x0000000002171000-memory.dmp

memory/4796-135-0x0000000000400000-0x0000000000414000-memory.dmp

memory/5004-136-0x0000000000400000-0x000000000042C000-memory.dmp

memory/4344-137-0x0000000000000000-mapping.dmp

memory/5004-138-0x0000000000400000-0x0000000000414000-memory.dmp

memory/4344-139-0x0000000000400000-0x000000000042C000-memory.dmp

memory/4344-140-0x0000000000400000-0x000000000042C000-memory.dmp