emotet | d0dcb5614fc199cac0c2e01c32f8a6c20190be37070e392f783a7057427ee9ec

Analysis

max time kernel
154s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-en-20220113
submitted
29/03/2022, 21:34

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General

Target
01e28d320d9c4e4d3c1f935ed4bfcd8e.xls
Size 106KB
Sample220329-1eq2psfgar
SHA256 d0dcb5614fc199cac0c2e01c32f8a6c20190be37070e392f783a7057427ee9ec
MD5 01e28d320d9c4e4d3c1f935ed4bfcd8e
SHA1 f80722bbf0e5dfd86dcba0e4facf04d07328cc43
SHA512 05b94dc2bb71b47cab0e216ae19a6bf881b9c67f691e69eb0eff88b89eaab2aa263a9a67bb077344ad459a0908e3a5d7e752a3be3d6de469d975f9626eb23f96
MD5 SHA1 SHA512

Score

10^/10

emotet epoch4 banker suricata trojan

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper
http://dougveeder.com/cgi-bin/xJ91ZttGRioQ7IUL/

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	368	1072	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
368	regsvr32.exe
4808	regsvr32.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Xcarsrmrxe\kltpfnpbugqlex.dus	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
1072	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4808	regsvr32.exe
4808	regsvr32.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1072	EXCEL.EXE
1072	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
1072	EXCEL.EXE
1072	EXCEL.EXE
1072	EXCEL.EXE
1072	EXCEL.EXE
1072	EXCEL.EXE
1072	EXCEL.EXE
1072	EXCEL.EXE
1072	EXCEL.EXE
1072	EXCEL.EXE
1072	EXCEL.EXE
1072	EXCEL.EXE
1072	EXCEL.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1072 wrote to memory of 368	1072	EXCEL.EXE	81
PID 1072 wrote to memory of 368	1072	EXCEL.EXE	81
PID 1072 wrote to memory of 368	1072	EXCEL.EXE	81
PID 368 wrote to memory of 4808	368	regsvr32.exe	85
PID 368 wrote to memory of 4808	368	regsvr32.exe	85
PID 368 wrote to memory of 4808	368	regsvr32.exe	85

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\01e28d320d9c4e4d3c1f935ed4bfcd8e.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:1072
- 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:368
- - C:\Windows\SysWOW64\regsvr32.exe
    C:\Windows\SysWOW64\regsvr32.exe /s "C:\Windows\SysWOW64\Xcarsrmrxe\kltpfnpbugqlex.dus"
    3⤵
    - Loads dropped DLL
    - Suspicious behavior: EnumeratesProcesses
    PID:4808

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

hdrh.dll

Path C:\Users\Admin\hdrh.dll
Size 444KB
SHA256 447db9b27497f7e8dccddbf40b455394bc121d09e9062695d9aa5ed4b724c000
MD5 819e3af59e92581a4eed3f3331ea4ba0
SHA1 595c4e1bb18055229064d3a9fbca9eb2bd012792
SHA512 b0d4533c26cb34d4f89b3be644b6591f01b2354f507d1543dcb991fe17cc4d97990dcfee7aeae2e8e4eed0055d6ae8ada1fb0fe2baad6f0c278ed8763c81d2a7
MD5 SHA1 SHA512

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hdrh.dll

Path C:\Users\Admin\hdrh.dll
Size 444KB
SHA256 447db9b27497f7e8dccddbf40b455394bc121d09e9062695d9aa5ed4b724c000
MD5 819e3af59e92581a4eed3f3331ea4ba0
SHA1 595c4e1bb18055229064d3a9fbca9eb2bd012792
SHA512 b0d4533c26cb34d4f89b3be644b6591f01b2354f507d1543dcb991fe17cc4d97990dcfee7aeae2e8e4eed0055d6ae8ada1fb0fe2baad6f0c278ed8763c81d2a7
MD5 SHA1 SHA512

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kltpfnpbugqlex.dus

Path C:\Windows\SysWOW64\Xcarsrmrxe\kltpfnpbugqlex.dus
Size 444KB
SHA256 447db9b27497f7e8dccddbf40b455394bc121d09e9062695d9aa5ed4b724c000
MD5 819e3af59e92581a4eed3f3331ea4ba0
SHA1 595c4e1bb18055229064d3a9fbca9eb2bd012792
SHA512 b0d4533c26cb34d4f89b3be644b6591f01b2354f507d1543dcb991fe17cc4d97990dcfee7aeae2e8e4eed0055d6ae8ada1fb0fe2baad6f0c278ed8763c81d2a7
MD5 SHA1 SHA512

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memory/368-138-0x0000000002A70000-0x0000000002A94000-memory.dmp

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memory/1072-130-0x00007FF7E4870000-0x00007FF7E4880000-memory.dmp

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memory/1072-131-0x00007FF7E4870000-0x00007FF7E4880000-memory.dmp

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memory/1072-132-0x00007FF7E4870000-0x00007FF7E4880000-memory.dmp

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memory/1072-133-0x00007FF7E4870000-0x00007FF7E4880000-memory.dmp

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memory/1072-134-0x00007FF7E4870000-0x00007FF7E4880000-memory.dmp

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memory/4808-143-0x0000000002E20000-0x0000000002E44000-memory.dmp

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