emotet | bdaa48d2231c1b2486ed207cdf3114a4df1292b4defcef137daabfe6bc8070a5

Analysis

max time kernel
153s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20220310-en
submitted
31/03/2022, 09:43

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General

Target
Form_4.xls
Size 106KB
Sample220331-lpwydahhb4
SHA256 bdaa48d2231c1b2486ed207cdf3114a4df1292b4defcef137daabfe6bc8070a5
MD5 7cfc87609823cb361b0d74bb71544e41
SHA1 e04214403c03a99e23ad07ca9a1eada02282974e
SHA512 faed2c2e7b98aa1d752828b98d246217ecce2a7e72da81c1218fc66bf9dcaf10a7119b94d8a5e3613b91ee87d35cc8487a82e89258d2d0e324b64599944fecb2
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

104.131.11.205:443
138.197.109.175:8080
187.84.80.182:443
79.143.187.147:443
189.232.46.161:443
51.91.76.89:8080
103.43.46.182:443
206.189.28.199:8080
45.176.232.124:443
107.182.225.142:8080
72.15.201.15:8080
209.250.246.206:443
164.68.99.3:8080
160.16.142.56:8080
134.122.66.193:8080
45.118.115.99:8080
183.111.227.137:8080
209.126.98.206:8080
1.234.2.232:8080
159.65.88.10:8080
5.9.116.246:8080
82.165.152.127:8080
197.242.150.244:8080
212.24.98.99:8080
185.8.212.130:7080
51.254.140.238:7080
119.193.124.41:7080
103.132.242.26:8080
50.30.40.196:8080
188.44.20.25:443
101.50.0.91:8080
167.172.253.162:8080
185.157.82.211:8080
167.99.115.35:8080
196.218.30.83:443
216.158.226.206:443
176.56.128.118:443
146.59.226.45:443
212.237.17.99:8080
129.232.188.93:443
173.212.193.249:8080
189.126.111.200:7080
103.70.28.102:8080
46.55.222.11:443
158.69.222.101:443
79.172.212.216:8080
151.106.112.196:8080
192.99.251.50:443
103.75.201.2:443
51.91.7.5:8080
1.234.21.73:7080
58.227.42.236:80
153.126.146.25:7080
201.94.166.162:443
172.104.251.154:8080
110.232.117.186:8080
159.8.59.82:8080
176.104.106.96:8080
203.114.109.124:443
131.100.24.231:80

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	4204	2012	regsvr32.exe	81

Loads dropped DLL 2 IoCs

pid	Process
4204	regsvr32.exe
4436	regsvr32.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Gtomgsjhy\qouddjp.eyi	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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2012	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4436	regsvr32.exe
4436	regsvr32.exe

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
2012	EXCEL.EXE
2012	EXCEL.EXE
2012	EXCEL.EXE
2012	EXCEL.EXE
2012	EXCEL.EXE
2012	EXCEL.EXE
2012	EXCEL.EXE
2012	EXCEL.EXE
2012	EXCEL.EXE
2012	EXCEL.EXE
2012	EXCEL.EXE
2012	EXCEL.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2012 wrote to memory of 4204	2012	EXCEL.EXE	91
PID 2012 wrote to memory of 4204	2012	EXCEL.EXE	91
PID 2012 wrote to memory of 4204	2012	EXCEL.EXE	91
PID 4204 wrote to memory of 4436	4204	regsvr32.exe	95
PID 4204 wrote to memory of 4436	4204	regsvr32.exe	95
PID 4204 wrote to memory of 4436	4204	regsvr32.exe	95

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\Form_4.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2012
- 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:4204
- - C:\Windows\SysWOW64\regsvr32.exe
    C:\Windows\SysWOW64\regsvr32.exe /s "C:\Windows\SysWOW64\Gtomgsjhy\qouddjp.eyi"
    3⤵
    - Loads dropped DLL
    - Suspicious behavior: EnumeratesProcesses
    PID:4436

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k appmodel -p -s camsvc
1⤵
PID:1748

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

urtj.dll

Path C:\Users\Admin\urtj.dll
Size 380KB
SHA256 ed904cd26ccc2d048f9bbc489ab226e840fb9c8c387ef3e4ff89f2397d25c359
MD5 d1749c8a357bc153a740176cfeb6a228
SHA1 8a8ffa76294ed0d850ba334533b94323bc7037a9
SHA512 e73bec730a64b8ef8b08a0448950b1a9afe5af1036ae2fd26b40cb03298001a68687f7bdf0596fae408931b4e0e228c770b3fe8889a2e48101297dd2fddf1d00
MD5 SHA1 SHA512

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urtj.dll

Path C:\Users\Admin\urtj.dll
Size 380KB
SHA256 ed904cd26ccc2d048f9bbc489ab226e840fb9c8c387ef3e4ff89f2397d25c359
MD5 d1749c8a357bc153a740176cfeb6a228
SHA1 8a8ffa76294ed0d850ba334533b94323bc7037a9
SHA512 e73bec730a64b8ef8b08a0448950b1a9afe5af1036ae2fd26b40cb03298001a68687f7bdf0596fae408931b4e0e228c770b3fe8889a2e48101297dd2fddf1d00
MD5 SHA1 SHA512

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qouddjp.eyi

Path C:\Windows\SysWOW64\Gtomgsjhy\qouddjp.eyi
Size 380KB
SHA256 ed904cd26ccc2d048f9bbc489ab226e840fb9c8c387ef3e4ff89f2397d25c359
MD5 d1749c8a357bc153a740176cfeb6a228
SHA1 8a8ffa76294ed0d850ba334533b94323bc7037a9
SHA512 e73bec730a64b8ef8b08a0448950b1a9afe5af1036ae2fd26b40cb03298001a68687f7bdf0596fae408931b4e0e228c770b3fe8889a2e48101297dd2fddf1d00
MD5 SHA1 SHA512

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memory/2012-134-0x00007FFC56950000-0x00007FFC56960000-memory.dmp

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memory/2012-135-0x00007FFC56950000-0x00007FFC56960000-memory.dmp

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memory/2012-136-0x00007FFC56950000-0x00007FFC56960000-memory.dmp

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memory/2012-137-0x00007FFC56950000-0x00007FFC56960000-memory.dmp

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memory/2012-138-0x00007FFC56950000-0x00007FFC56960000-memory.dmp

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memory/4204-142-0x0000000002700000-0x0000000002724000-memory.dmp

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memory/4436-147-0x0000000002330000-0x0000000002354000-memory.dmp

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