emotet | f3101b6d16751623f8a025bfbf75ae9a32c68b534dccbab4452ee72a9fbe0f5f

Analysis

max time kernel
150s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-en-20220113
submitted
30/03/2022, 21:35

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General

Target
aaab4929ca9090b91c0ba04783b712ce.xls
Size 106KB
Sample220330-1fbcmshef6
SHA256 f3101b6d16751623f8a025bfbf75ae9a32c68b534dccbab4452ee72a9fbe0f5f
MD5 aaab4929ca9090b91c0ba04783b712ce
SHA1 f6fed487c6fa398825c17c2dd1add6b31449125e
SHA512 61bfe8efc513038ac7221614c8733efd66b42418a991df649489f840731a0aadb68fde7082c1835005d5f85130d8f892884efc0ec760b93a3a5c9ffd7b14809a
MD5 SHA1 SHA512

Score

10^/10

emotet epoch4 banker 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	2040	2772	regsvr32.exe	79

Loads dropped DLL 2 IoCs

pid	Process
2040	regsvr32.exe
4204	regsvr32.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Lyducqhcebtpm\xebmrmujdhq.nzi	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
2772	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4204	regsvr32.exe
4204	regsvr32.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2772	EXCEL.EXE
2772	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
2772	EXCEL.EXE
2772	EXCEL.EXE
2772	EXCEL.EXE
2772	EXCEL.EXE
2772	EXCEL.EXE
2772	EXCEL.EXE
2772	EXCEL.EXE
2772	EXCEL.EXE
2772	EXCEL.EXE
2772	EXCEL.EXE
2772	EXCEL.EXE
2772	EXCEL.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2772 wrote to memory of 2040	2772	EXCEL.EXE	81
PID 2772 wrote to memory of 2040	2772	EXCEL.EXE	81
PID 2772 wrote to memory of 2040	2772	EXCEL.EXE	81
PID 2040 wrote to memory of 4204	2040	regsvr32.exe	84
PID 2040 wrote to memory of 4204	2040	regsvr32.exe	84
PID 2040 wrote to memory of 4204	2040	regsvr32.exe	84

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\aaab4929ca9090b91c0ba04783b712ce.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:2772
- 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:2040
- - C:\Windows\SysWOW64\regsvr32.exe
    C:\Windows\SysWOW64\regsvr32.exe /s "C:\Windows\SysWOW64\Lyducqhcebtpm\xebmrmujdhq.nzi"
    3⤵
    - Loads dropped DLL
    - Suspicious behavior: EnumeratesProcesses
    PID:4204

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 0f0a6c879771153f5b29966ddbfa26165393098cd689b314a046b169a118e07c
MD5 cb15c8e14d114c556aed7b07852571c1
SHA1 53db9f96e5382f79d9045b8f15bd3cabfe054d78
SHA512 96be2c0043d18972ae66b6abd9dc0cdaca8e0eadcac8dff0a2a3787ca29e7f87a6d5d37267df9cf217060235ce8c8c1c319dab26ccbeb7db26219aa1a063806a
MD5 SHA1 SHA512

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urtj.dll

Path C:\Users\Admin\urtj.dll
Size 431KB
SHA256 0f0a6c879771153f5b29966ddbfa26165393098cd689b314a046b169a118e07c
MD5 cb15c8e14d114c556aed7b07852571c1
SHA1 53db9f96e5382f79d9045b8f15bd3cabfe054d78
SHA512 96be2c0043d18972ae66b6abd9dc0cdaca8e0eadcac8dff0a2a3787ca29e7f87a6d5d37267df9cf217060235ce8c8c1c319dab26ccbeb7db26219aa1a063806a
MD5 SHA1 SHA512

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xebmrmujdhq.nzi

Path C:\Windows\SysWOW64\Lyducqhcebtpm\xebmrmujdhq.nzi
Size 431KB
SHA256 0f0a6c879771153f5b29966ddbfa26165393098cd689b314a046b169a118e07c
MD5 cb15c8e14d114c556aed7b07852571c1
SHA1 53db9f96e5382f79d9045b8f15bd3cabfe054d78
SHA512 96be2c0043d18972ae66b6abd9dc0cdaca8e0eadcac8dff0a2a3787ca29e7f87a6d5d37267df9cf217060235ce8c8c1c319dab26ccbeb7db26219aa1a063806a
MD5 SHA1 SHA512

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memory/2040-138-0x0000000000C80000-0x0000000000CA4000-memory.dmp

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memory/2772-130-0x00007FFE87D10000-0x00007FFE87D20000-memory.dmp

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memory/2772-131-0x00007FFE87D10000-0x00007FFE87D20000-memory.dmp

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memory/2772-132-0x00007FFE87D10000-0x00007FFE87D20000-memory.dmp

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memory/2772-134-0x00007FFE87D10000-0x00007FFE87D20000-memory.dmp

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memory/2772-133-0x00007FFE87D10000-0x00007FFE87D20000-memory.dmp

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memory/4204-143-0x0000000002A60000-0x0000000002A84000-memory.dmp

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