emotet | c396cf5dbdb334263abcf5fb94e3f523f758fd97c5cff458e248751ad42c90c3

Analysis

max time kernel
150s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-en-20220113
submitted
30/03/2022, 15:20

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General

Target
75f39733f6b9652269970fcb7e502e22.xls
Size 106KB
Sample220330-sqrhlshegj
SHA256 c396cf5dbdb334263abcf5fb94e3f523f758fd97c5cff458e248751ad42c90c3
MD5 75f39733f6b9652269970fcb7e502e22
SHA1 3d2383a7ab102a54de85e693b5798f0e1d98e028
SHA512 c208837c5aa9203131be87454ff0c0e6fb623c9ea458f8cab196fd6de3690f464a011e6d73381bc914df620ba2b49db711310126dd97498da525073f7779263b
MD5 SHA1 SHA512

Score

10^/10

emotet epoch4 banker suricata trojan

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper
https://www.gessersh.com/wp-includes/ZwQLepW/

Extracted

Family

emotet

Botnet

Epoch4

45.176.232.125:443
138.197.109.175:8080
187.84.80.182:443
79.143.187.147:443
189.232.46.161:443
103.70.28.102:8080
134.122.66.193:8080
151.106.112.196:8080
160.16.142.56:8080
212.24.98.99:8080
188.44.20.25:443
197.242.150.244:8080
206.189.28.199:8080
172.104.251.154:8080
103.43.46.182:443
203.114.109.124:443
103.75.201.2:443
58.227.42.236:80
201.94.166.162:443
189.126.111.200:7080
185.8.212.130:7080
167.99.115.35:8080
129.232.188.93:443
1.234.2.232:8080
153.126.146.25:7080
185.157.82.211:8080
131.100.24.231:80
1.234.21.73:7080
192.99.251.50:443
119.193.124.41:7080
159.8.59.82:8080
158.69.222.101:443
51.254.140.238:7080
5.9.116.246:8080
45.176.232.124:443
159.65.88.10:8080
101.50.0.91:8080
107.182.225.142:8080
167.172.253.162:8080
79.172.212.216:8080
50.30.40.196:8080
196.218.30.83:443
51.91.7.5:8080
212.237.17.99:8080
72.15.201.15:8080
183.111.227.137:8080
51.91.76.89:8080
209.250.246.206:443
176.104.106.96:8080
46.55.222.11:443
209.126.98.206:8080
164.68.99.3:8080
176.56.128.118:443
103.132.242.26:8080
110.232.117.186:8080
146.59.226.45:443
173.212.193.249:8080
82.165.152.127:8080
45.118.115.99:8080
216.158.226.206:443

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	2580	608	regsvr32.exe	78

suricata: ET MALWARE W32/Emotet CnC Beacon 3
suricata: ET MALWARE W32/Emotet CnC Beacon 3
suricata

Loads dropped DLL 2 IoCs

pid	Process
2580	regsvr32.exe
4884	regsvr32.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Xvoil\gylyg.sjl	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
608	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4884	regsvr32.exe
4884	regsvr32.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
608	EXCEL.EXE
608	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
608	EXCEL.EXE
608	EXCEL.EXE
608	EXCEL.EXE
608	EXCEL.EXE
608	EXCEL.EXE
608	EXCEL.EXE
608	EXCEL.EXE
608	EXCEL.EXE
608	EXCEL.EXE
608	EXCEL.EXE
608	EXCEL.EXE
608	EXCEL.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 608 wrote to memory of 2580	608	EXCEL.EXE	85
PID 608 wrote to memory of 2580	608	EXCEL.EXE	85
PID 608 wrote to memory of 2580	608	EXCEL.EXE	85
PID 2580 wrote to memory of 4884	2580	regsvr32.exe	87
PID 2580 wrote to memory of 4884	2580	regsvr32.exe	87
PID 2580 wrote to memory of 4884	2580	regsvr32.exe	87

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\75f39733f6b9652269970fcb7e502e22.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:608
- C:\Windows\SysWow64\regsvr32.exe
  C:\Windows\SysWow64\regsvr32.exe -s ..\urtj.dll
  2⤵
  - Process spawned unexpected child process
  - Loads dropped DLL
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:2580
- - C:\Windows\SysWOW64\regsvr32.exe
    C:\Windows\SysWOW64\regsvr32.exe /s "C:\Windows\SysWOW64\Xvoil\gylyg.sjl"
    3⤵
    - Loads dropped DLL
    - Suspicious behavior: EnumeratesProcesses
    PID:4884

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

urtj.dll

Path C:\Users\Admin\urtj.dll
Size 431KB
SHA256 c6e0d4603ef56022d7c1c8af35f998acc2da0f1033ae7706828f3b33803b329a
MD5 d13c60c54a6b5c1f09cb6f68be576584
SHA1 c28b49e7ea902299dbda1ceda84e7dcf095923d7
SHA512 570d748e37f796feb308969d55a3c7cf7ed2c7fdc28e67a8b72da775abb42350afc2f03bbfaced442de96d8b028111bb84523d5cb99f40f39a1b3937f79c4db5
MD5 SHA1 SHA512

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urtj.dll

Path C:\Users\Admin\urtj.dll
Size 431KB
SHA256 c6e0d4603ef56022d7c1c8af35f998acc2da0f1033ae7706828f3b33803b329a
MD5 d13c60c54a6b5c1f09cb6f68be576584
SHA1 c28b49e7ea902299dbda1ceda84e7dcf095923d7
SHA512 570d748e37f796feb308969d55a3c7cf7ed2c7fdc28e67a8b72da775abb42350afc2f03bbfaced442de96d8b028111bb84523d5cb99f40f39a1b3937f79c4db5
MD5 SHA1 SHA512

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gylyg.sjl

Path C:\Windows\SysWOW64\Xvoil\gylyg.sjl
Size 431KB
SHA256 c6e0d4603ef56022d7c1c8af35f998acc2da0f1033ae7706828f3b33803b329a
MD5 d13c60c54a6b5c1f09cb6f68be576584
SHA1 c28b49e7ea902299dbda1ceda84e7dcf095923d7
SHA512 570d748e37f796feb308969d55a3c7cf7ed2c7fdc28e67a8b72da775abb42350afc2f03bbfaced442de96d8b028111bb84523d5cb99f40f39a1b3937f79c4db5
MD5 SHA1 SHA512

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memory/608-130-0x00007FF986FD0000-0x00007FF986FE0000-memory.dmp

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memory/608-131-0x00007FF986FD0000-0x00007FF986FE0000-memory.dmp

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memory/608-132-0x00007FF986FD0000-0x00007FF986FE0000-memory.dmp

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memory/608-133-0x00007FF986FD0000-0x00007FF986FE0000-memory.dmp

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memory/608-134-0x00007FF986FD0000-0x00007FF986FE0000-memory.dmp

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memory/2580-138-0x0000000002D40000-0x0000000002D64000-memory.dmp

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memory/4884-143-0x0000000000EF0000-0x0000000000F14000-memory.dmp

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