Malware Analysis Report

2025-08-10 17:56

Sample ID 230213-edb1haaa7w
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

Modifies data under HKEY_USERS

Suspicious behavior: RenamesItself

Suspicious use of UnmapMainImage

Modifies registry class

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-02-13 03:49

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-02-13 03:49

Reported

2023-02-13 03:50

Platform

win7-20220812-en

Max time kernel

43s

Max time network

47s

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\cyclebears.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\Wpad\be-57-01-2d-d2-7c\WpadDecisionTime = c017baa6663fd901 C:\Windows\SysWOW64\cyclebears.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\be-57-01-2d-d2-7c\WpadDecision = "0" C:\Windows\SysWOW64\cyclebears.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix C:\Windows\SysWOW64\cyclebears.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\cyclebears.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad C:\Windows\SysWOW64\cyclebears.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\be-57-01-2d-d2-7c\WpadDecisionReason = "1" C:\Windows\SysWOW64\cyclebears.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0020000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\cyclebears.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{D41B703F-9B6D-4ECC-8E25-AAEF2BE6AC94}\WpadDecisionTime = c017baa6663fd901 C:\Windows\SysWOW64\cyclebears.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{D41B703F-9B6D-4ECC-8E25-AAEF2BE6AC94}\WpadNetworkName = "Network 2" C:\Windows\SysWOW64\cyclebears.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\be-57-01-2d-d2-7c C:\Windows\SysWOW64\cyclebears.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\cyclebears.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections C:\Windows\SysWOW64\cyclebears.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" C:\Windows\SysWOW64\cyclebears.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\cyclebears.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" C:\Windows\SysWOW64\cyclebears.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{D41B703F-9B6D-4ECC-8E25-AAEF2BE6AC94} C:\Windows\SysWOW64\cyclebears.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{D41B703F-9B6D-4ECC-8E25-AAEF2BE6AC94}\WpadDecisionReason = "1" C:\Windows\SysWOW64\cyclebears.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{D41B703F-9B6D-4ECC-8E25-AAEF2BE6AC94}\WpadDecision = "0" C:\Windows\SysWOW64\cyclebears.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\cyclebears.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" C:\Windows\SysWOW64\cyclebears.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{D41B703F-9B6D-4ECC-8E25-AAEF2BE6AC94}\be-57-01-2d-d2-7c C:\Windows\SysWOW64\cyclebears.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_Classes\Local Settings C:\Windows\system32\rundll32.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache C:\Windows\system32\rundll32.exe N/A

Suspicious behavior: EnumeratesProcesses

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

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

C:\Windows\SysWOW64\cyclebears.exe

--b8165e2b

C:\Windows\system32\rundll32.exe

"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\Desktop\SendUpdate.vdw

Network

Country Destination Domain Proto
BO 200.58.171.51:80 tcp

Files

memory/1676-54-0x0000000000000000-mapping.dmp

memory/1948-55-0x0000000000220000-0x0000000000231000-memory.dmp

memory/1948-56-0x0000000000400000-0x0000000000414000-memory.dmp

memory/1676-57-0x00000000003A0000-0x00000000003B1000-memory.dmp

memory/1676-58-0x0000000000400000-0x000000000042C000-memory.dmp

memory/1676-59-0x00000000764D1000-0x00000000764D3000-memory.dmp

memory/1384-60-0x0000000000000000-mapping.dmp

memory/1676-61-0x0000000000400000-0x0000000000414000-memory.dmp

memory/1384-62-0x0000000000400000-0x000000000042C000-memory.dmp

memory/1384-64-0x0000000000400000-0x000000000042C000-memory.dmp

memory/1652-65-0x000007FEFBE41000-0x000007FEFBE43000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-02-13 03:49

Reported

2023-02-13 03:52

Platform

win10v2004-20220812-en

Max time kernel

131s

Max time network

149s

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\INetCache\Content.IE5 C:\Windows\SysWOW64\titleunpack.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE C:\Windows\SysWOW64\titleunpack.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies C:\Windows\SysWOW64\titleunpack.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 C:\Windows\SysWOW64\titleunpack.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\titleunpack.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" C:\Windows\SysWOW64\titleunpack.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" C:\Windows\SysWOW64\titleunpack.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\titleunpack.exe

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

C:\Windows\SysWOW64\titleunpack.exe

--24cb9b60

Network

Country Destination Domain Proto
IE 20.54.89.106:443 tcp
US 93.184.221.240:80 tcp
US 52.242.97.97:443 tcp
BO 200.58.171.51:80 tcp
US 93.184.221.240:80 tcp
US 93.184.221.240:80 tcp
US 52.168.117.170:443 tcp
US 8.8.8.8:53 164.2.77.40.in-addr.arpa udp
MX 189.196.140.187:80 tcp
US 93.184.221.240:80 tcp
KR 222.104.222.145:443 tcp
MY 115.132.227.247:443 tcp
CO 190.85.206.228:80 tcp

Files

memory/4656-132-0x00000000004F0000-0x0000000000501000-memory.dmp

memory/1076-133-0x0000000000000000-mapping.dmp

memory/4656-135-0x0000000000400000-0x0000000000414000-memory.dmp

memory/4656-134-0x00000000004F0000-0x0000000000501000-memory.dmp

memory/1076-136-0x0000000000400000-0x000000000042C000-memory.dmp

memory/1904-137-0x0000000000000000-mapping.dmp

memory/1076-138-0x0000000000400000-0x0000000000414000-memory.dmp

memory/1904-139-0x0000000000400000-0x000000000042C000-memory.dmp

memory/1904-140-0x0000000000400000-0x000000000042C000-memory.dmp