emotet | 02b5337bcb296ecdfcfb246bb1bcb172c23ed58f92126db52f8c135d6eaed416

Analysis

max time kernel
149s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20220310-en
submitted
30/03/2022, 00:39

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General

Target
e2bbd2b50a0c992d5d6f1996882e8352.xls
Size 106KB
Sample220330-azl1daddf6
SHA256 02b5337bcb296ecdfcfb246bb1bcb172c23ed58f92126db52f8c135d6eaed416
MD5 e2bbd2b50a0c992d5d6f1996882e8352
SHA1 487527d8658a81937d29dc46af8eeb5295d77c76
SHA512 cd906e835f34eb40ea077e1b8578f39150207db637757d61243d161a8eeef57c6df861ef9378560e4fc3f3597d774298b606b46d6a4f8913605070e7bb94fafe
MD5 SHA1 SHA512

Score

10^/10

emotet epoch4 banker trojan

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper
http://dougveeder.com/cgi-bin/xJ91ZttGRioQ7IUL/
xlm40.dropper
https://e-fistik.com/ajax/PnA23/

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	5000	3416	regsvr32.exe	82

Downloads MZ/PE file

Loads dropped DLL 2 IoCs

pid	Process
5000	regsvr32.exe
4040	regsvr32.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Rqreh\ounapppl.avc	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
3416	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4040	regsvr32.exe
4040	regsvr32.exe

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
3416	EXCEL.EXE
3416	EXCEL.EXE
3416	EXCEL.EXE
3416	EXCEL.EXE
3416	EXCEL.EXE
3416	EXCEL.EXE
3416	EXCEL.EXE
3416	EXCEL.EXE
3416	EXCEL.EXE
3416	EXCEL.EXE
3416	EXCEL.EXE
3416	EXCEL.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3416 wrote to memory of 5000	3416	EXCEL.EXE	90
PID 3416 wrote to memory of 5000	3416	EXCEL.EXE	90
PID 3416 wrote to memory of 5000	3416	EXCEL.EXE	90
PID 5000 wrote to memory of 4040	5000	regsvr32.exe	94
PID 5000 wrote to memory of 4040	5000	regsvr32.exe	94
PID 5000 wrote to memory of 4040	5000	regsvr32.exe	94

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\e2bbd2b50a0c992d5d6f1996882e8352.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3416
- C:\Windows\SysWow64\regsvr32.exe
  C:\Windows\SysWow64\regsvr32.exe -s ..\hdrh.dll
  2⤵
  - Process spawned unexpected child process
  - Loads dropped DLL
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:5000
- - C:\Windows\SysWOW64\regsvr32.exe
    C:\Windows\SysWOW64\regsvr32.exe /s "C:\Windows\SysWOW64\Rqreh\ounapppl.avc"
    3⤵
    - Loads dropped DLL
    - Suspicious behavior: EnumeratesProcesses
    PID:4040

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

hdrh.dll

Path C:\Users\Admin\hdrh.dll
Size 444KB
SHA256 23ce2275723d2101fd12e7490216557093fd4bc9601a68b34840de02df1586c2
MD5 d4249195a89f000e28e89e870fa9bc8c
SHA1 2dd82ac28f0435b4eb9b34eb78f18f28508669c3
SHA512 18389e630f21edcf0e8de3fa7902a83af198452fb152b3c88b3bd4200df70576e6dad31a94b035499dee40be9c9c8aa277582f9c64767fe106f9eec6a92a7898
MD5 SHA1 SHA512

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hdrh.dll

Path C:\Users\Admin\hdrh.dll
Size 444KB
SHA256 23ce2275723d2101fd12e7490216557093fd4bc9601a68b34840de02df1586c2
MD5 d4249195a89f000e28e89e870fa9bc8c
SHA1 2dd82ac28f0435b4eb9b34eb78f18f28508669c3
SHA512 18389e630f21edcf0e8de3fa7902a83af198452fb152b3c88b3bd4200df70576e6dad31a94b035499dee40be9c9c8aa277582f9c64767fe106f9eec6a92a7898
MD5 SHA1 SHA512

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ounapppl.avc

Path C:\Windows\SysWOW64\Rqreh\ounapppl.avc
Size 444KB
SHA256 23ce2275723d2101fd12e7490216557093fd4bc9601a68b34840de02df1586c2
MD5 d4249195a89f000e28e89e870fa9bc8c
SHA1 2dd82ac28f0435b4eb9b34eb78f18f28508669c3
SHA512 18389e630f21edcf0e8de3fa7902a83af198452fb152b3c88b3bd4200df70576e6dad31a94b035499dee40be9c9c8aa277582f9c64767fe106f9eec6a92a7898
MD5 SHA1 SHA512

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memory/3416-134-0x00007FFD0ADD0000-0x00007FFD0ADE0000-memory.dmp

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memory/3416-135-0x00007FFD0ADD0000-0x00007FFD0ADE0000-memory.dmp

Download

memory/3416-136-0x00007FFD0ADD0000-0x00007FFD0ADE0000-memory.dmp

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memory/3416-137-0x00007FFD0ADD0000-0x00007FFD0ADE0000-memory.dmp

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memory/3416-138-0x00007FFD0ADD0000-0x00007FFD0ADE0000-memory.dmp

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memory/4040-147-0x0000000000990000-0x00000000009B4000-memory.dmp

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memory/5000-142-0x0000000002E70000-0x0000000002E94000-memory.dmp

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