emotet | 3a6cecb154c56030899e87ee4a0eace7cf598c93aaea1c167ca2eed54e85ae54

Analysis

max time kernel
148s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-en-20220113
submitted
29/03/2022, 15:07

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General

Target
f905b3173209683942d189354d7a6946.xls
Size 126KB
Sample220329-shavwsbcfr
SHA256 3a6cecb154c56030899e87ee4a0eace7cf598c93aaea1c167ca2eed54e85ae54
MD5 f905b3173209683942d189354d7a6946
SHA1 e8bb2c1ac7f4c13ff1a31f3429b989acd71e3138
SHA512 cd33a811a88d1cff83a720b5707a88e784c4c52ee87feced467ff4f1eff0cfa8925d23197f77213875f33b38a1608783bc2f13a05599a42dfca112e548a53801
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/
xlm40.dropper
http://g-wizcomputers.com/party/61W0ovBu86/

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	2932	4140	regsvr32.exe	79

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
2932	regsvr32.exe
3708	regsvr32.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Baufyzkcrefvs\gqfdzqleo.peb	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
4140	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3708	regsvr32.exe
3708	regsvr32.exe

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
4140	EXCEL.EXE
4140	EXCEL.EXE
4140	EXCEL.EXE
4140	EXCEL.EXE
4140	EXCEL.EXE
4140	EXCEL.EXE
4140	EXCEL.EXE
4140	EXCEL.EXE
4140	EXCEL.EXE
4140	EXCEL.EXE
4140	EXCEL.EXE
4140	EXCEL.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4140 wrote to memory of 2932	4140	EXCEL.EXE	87
PID 4140 wrote to memory of 2932	4140	EXCEL.EXE	87
PID 4140 wrote to memory of 2932	4140	EXCEL.EXE	87
PID 2932 wrote to memory of 3708	2932	regsvr32.exe	88
PID 2932 wrote to memory of 3708	2932	regsvr32.exe	88
PID 2932 wrote to memory of 3708	2932	regsvr32.exe	88

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\f905b3173209683942d189354d7a6946.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4140
- 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:2932
- - C:\Windows\SysWOW64\regsvr32.exe
    C:\Windows\SysWOW64\regsvr32.exe /s "C:\Windows\SysWOW64\Baufyzkcrefvs\gqfdzqleo.peb"
    3⤵
    - Loads dropped DLL
    - Suspicious behavior: EnumeratesProcesses
    PID:3708

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

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Downloads

efhj.dll

Path C:\Users\Admin\efhj.dll
Size 576KB
SHA256 bb01a42f1b01a2d94a33b0cc9d192a2b5b447289133e12d92b619903e87c7086
MD5 3b11a40e721dc4d5ed7b931b6f707001
SHA1 57ca7ad538b26c8830a3d1a9c14108029dcbab17
SHA512 0bf66eb21bc00e64d0bf2da30378f5943506271762a7a7eedc681b23df3d5151ccd2f233a57447496ccbbdf013c2beadbc8d29391ce68bd6f52ef529e69eba47
MD5 SHA1 SHA512

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efhj.dll

Path C:\Users\Admin\efhj.dll
Size 576KB
SHA256 bb01a42f1b01a2d94a33b0cc9d192a2b5b447289133e12d92b619903e87c7086
MD5 3b11a40e721dc4d5ed7b931b6f707001
SHA1 57ca7ad538b26c8830a3d1a9c14108029dcbab17
SHA512 0bf66eb21bc00e64d0bf2da30378f5943506271762a7a7eedc681b23df3d5151ccd2f233a57447496ccbbdf013c2beadbc8d29391ce68bd6f52ef529e69eba47
MD5 SHA1 SHA512

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gqfdzqleo.peb

Path C:\Windows\SysWOW64\Baufyzkcrefvs\gqfdzqleo.peb
Size 576KB
SHA256 bb01a42f1b01a2d94a33b0cc9d192a2b5b447289133e12d92b619903e87c7086
MD5 3b11a40e721dc4d5ed7b931b6f707001
SHA1 57ca7ad538b26c8830a3d1a9c14108029dcbab17
SHA512 0bf66eb21bc00e64d0bf2da30378f5943506271762a7a7eedc681b23df3d5151ccd2f233a57447496ccbbdf013c2beadbc8d29391ce68bd6f52ef529e69eba47
MD5 SHA1 SHA512

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memory/2932-138-0x0000000002450000-0x0000000002474000-memory.dmp

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memory/3708-143-0x0000000002CB0000-0x0000000002CD4000-memory.dmp

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memory/4140-130-0x00007FFD1AE30000-0x00007FFD1AE40000-memory.dmp

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memory/4140-132-0x00007FFD1AE30000-0x00007FFD1AE40000-memory.dmp

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memory/4140-131-0x00007FFD1AE30000-0x00007FFD1AE40000-memory.dmp

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memory/4140-133-0x00007FFD1AE30000-0x00007FFD1AE40000-memory.dmp

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memory/4140-134-0x00007FFD1AE30000-0x00007FFD1AE40000-memory.dmp

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