emotet | 68ae9bd4498bd077c5e0200bef2aa21a028e4cd90587d80788b9cb7955b35b81

Analysis

max time kernel
149s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-en-20220113
submitted
29/03/2022, 11:31

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General

Target
Scan 2022.29.03_1312.xls
Size 126KB
Sample220329-nmp36ahecm
SHA256 68ae9bd4498bd077c5e0200bef2aa21a028e4cd90587d80788b9cb7955b35b81
MD5 0c4248cb24808ab268806ec605779267
SHA1 c45416c861388f836846aa22f0ad27155cb38634
SHA512 7748ccc2a88c6b15cd59aa6355dba10c831af8e54989bd504069c21bb6b9a28bb90582fd55559be4ff49d4ac087f88c730f85573a49892c8548169dff8533f55
MD5 SHA1 SHA512

Score

10^/10

emotet epoch4 banker suricata trojan

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper
http://drvishalchestclinic.com/wp-includes/SqqCZQ6y2uyFF/
xlm40.dropper
http://funestotal.com/5aclo1em/21U/

Extracted

Family

emotet

Botnet

Epoch4

216.120.236.62:8080
189.232.46.161:443
51.91.76.89:8080
217.182.25.250:8080
119.193.124.41:7080
159.8.59.82:8080
195.201.151.129:8080
58.227.42.236:80
212.24.98.99:8080
138.185.72.26:8080
131.100.24.231:80
192.99.251.50:443
158.69.222.101:443
197.242.150.244:8080
50.116.54.215:443
188.44.20.25:443
212.237.17.99:8080
153.126.146.25:7080
103.75.201.2:443
5.9.116.246:8080
185.8.212.130:7080
164.68.99.3:8080
45.118.135.203:7080
107.182.225.142:8080
151.106.112.196:8080
209.126.98.206:8080
79.172.212.216:8080
51.91.7.5:8080
72.15.201.15:8080
196.218.30.83:443
173.212.193.249:8080
82.165.152.127:8080
101.50.0.91:8080
103.43.46.182:443
216.158.226.206:443
167.172.253.162:8080
159.65.88.10:8080
50.30.40.196:8080
129.232.188.93:443
45.176.232.124:443
203.114.109.124:443
167.99.115.35:8080
195.154.133.20:443
51.254.140.238:7080
206.188.212.92:8080
31.24.158.56:8080
178.79.147.66:8080
45.118.115.99:8080
45.142.114.231:8080
185.157.82.211:8080
209.250.246.206:443
189.126.111.200:7080
1.234.21.73:7080
176.104.106.96:8080
201.94.166.162:443
110.232.117.186:8080
146.59.226.45:443
46.55.222.11:443
1.234.2.232:8080
134.122.66.193:8080
176.56.128.118:443

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	3880	2560	regsvr32.exe	78

suricata: ET MALWARE W32/Emotet CnC Beacon 3
suricata: ET MALWARE W32/Emotet CnC Beacon 3
suricata
Downloads MZ/PE file

Loads dropped DLL 2 IoCs

pid	Process
3880	regsvr32.exe
4472	regsvr32.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Yryphtkgnvpov\rnwtrhebusrqr.sgk	regsvr32.exe

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
2560	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4472	regsvr32.exe
4472	regsvr32.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2560	EXCEL.EXE
2560	EXCEL.EXE

Suspicious use of SetWindowsHookEx 13 IoCs

pid	Process
2560	EXCEL.EXE
2560	EXCEL.EXE
2560	EXCEL.EXE
2560	EXCEL.EXE
2560	EXCEL.EXE
2560	EXCEL.EXE
2560	EXCEL.EXE
2560	EXCEL.EXE
2560	EXCEL.EXE
2560	EXCEL.EXE
2560	EXCEL.EXE
2560	EXCEL.EXE
2560	EXCEL.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2560 wrote to memory of 3880	2560	EXCEL.EXE	89
PID 2560 wrote to memory of 3880	2560	EXCEL.EXE	89
PID 2560 wrote to memory of 3880	2560	EXCEL.EXE	89
PID 3880 wrote to memory of 4472	3880	regsvr32.exe	90
PID 3880 wrote to memory of 4472	3880	regsvr32.exe	90
PID 3880 wrote to memory of 4472	3880	regsvr32.exe	90

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\Scan 2022.29.03_1312.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2560
- C:\Windows\SysWow64\regsvr32.exe
  C:\Windows\SysWow64\regsvr32.exe -s ..\efhj.dll
  2⤵
  - Process spawned unexpected child process
  - Loads dropped DLL
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:3880
- - C:\Windows\SysWOW64\regsvr32.exe
    C:\Windows\SysWOW64\regsvr32.exe /s "C:\Windows\SysWOW64\Yryphtkgnvpov\rnwtrhebusrqr.sgk"
    3⤵
    - Loads dropped DLL
    - Suspicious behavior: EnumeratesProcesses
    PID:4472

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

Replay Monitor

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Downloads

efhj.dll

Path C:\Users\Admin\efhj.dll
Size 576KB
SHA256 3a09b1374b52a7827f14c765d87f9724055312a2cf0c6ba15a5427df1e53f713
MD5 ab981281f6021197da7d5d6f28181172
SHA1 d2cf10acd88951d543903305ce7fbcdf47b37455
SHA512 2baa9544b6ee269f692f2f4951dce1b1ada84ed8aed5e0538353b91793d6199662085d9410edd75a74f18bc29ef8a2383b3122fa015538de7040727c65184e6b
MD5 SHA1 SHA512

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efhj.dll

Path C:\Users\Admin\efhj.dll
Size 576KB
SHA256 3a09b1374b52a7827f14c765d87f9724055312a2cf0c6ba15a5427df1e53f713
MD5 ab981281f6021197da7d5d6f28181172
SHA1 d2cf10acd88951d543903305ce7fbcdf47b37455
SHA512 2baa9544b6ee269f692f2f4951dce1b1ada84ed8aed5e0538353b91793d6199662085d9410edd75a74f18bc29ef8a2383b3122fa015538de7040727c65184e6b
MD5 SHA1 SHA512

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rnwtrhebusrqr.sgk

Path C:\Windows\SysWOW64\Yryphtkgnvpov\rnwtrhebusrqr.sgk
Size 576KB
SHA256 3a09b1374b52a7827f14c765d87f9724055312a2cf0c6ba15a5427df1e53f713
MD5 ab981281f6021197da7d5d6f28181172
SHA1 d2cf10acd88951d543903305ce7fbcdf47b37455
SHA512 2baa9544b6ee269f692f2f4951dce1b1ada84ed8aed5e0538353b91793d6199662085d9410edd75a74f18bc29ef8a2383b3122fa015538de7040727c65184e6b
MD5 SHA1 SHA512

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memory/2560-130-0x00007FFAF6B90000-0x00007FFAF6BA0000-memory.dmp

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memory/2560-132-0x00007FFAF6B90000-0x00007FFAF6BA0000-memory.dmp

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memory/2560-131-0x00007FFAF6B90000-0x00007FFAF6BA0000-memory.dmp

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memory/2560-133-0x00007FFAF6B90000-0x00007FFAF6BA0000-memory.dmp

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memory/2560-134-0x00007FFAF6B90000-0x00007FFAF6BA0000-memory.dmp

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memory/3880-138-0x0000000002430000-0x0000000002454000-memory.dmp

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memory/4472-143-0x0000000001430000-0x0000000001454000-memory.dmp

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