emotet | ee62c21812ad75d0a17a1ddf79a52ee84205a1d7f1d63b74f396b80a4ac87c13

Analysis

max time kernel
161s
max time network
166s
platform
windows10-2004_x64
resource
win10v2004-en-20220113
submitted
30/03/2022, 16:45

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General

Target
6aa964d6a41cc7f411cfb3083c2d4fce.xls
Size 106KB
Sample220330-t9fe5aedf7
SHA256 ee62c21812ad75d0a17a1ddf79a52ee84205a1d7f1d63b74f396b80a4ac87c13
MD5 6aa964d6a41cc7f411cfb3083c2d4fce
SHA1 9a761be1b02eb7cda6f2771764bf46d91c2eed47
SHA512 dcdc5e0be90036f3edb48858075ff1dc7c495a509aa3fc5c9c06919c46256ed913240e28227c55e15e6ef2af9e074de54bbb70f8e2bf555f5523f75bddcddd50
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	1948	3628	regsvr32.exe	78

Loads dropped DLL 2 IoCs

pid	Process
1948	regsvr32.exe
2936	regsvr32.exe

Drops file in System32 directory 1 IoCs

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
3628	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2936	regsvr32.exe
2936	regsvr32.exe

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
3628	EXCEL.EXE
3628	EXCEL.EXE
3628	EXCEL.EXE
3628	EXCEL.EXE
3628	EXCEL.EXE
3628	EXCEL.EXE
3628	EXCEL.EXE
3628	EXCEL.EXE
3628	EXCEL.EXE
3628	EXCEL.EXE
3628	EXCEL.EXE
3628	EXCEL.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3628 wrote to memory of 1948	3628	EXCEL.EXE	83
PID 3628 wrote to memory of 1948	3628	EXCEL.EXE	83
PID 3628 wrote to memory of 1948	3628	EXCEL.EXE	83
PID 1948 wrote to memory of 2936	1948	regsvr32.exe	86
PID 1948 wrote to memory of 2936	1948	regsvr32.exe	86
PID 1948 wrote to memory of 2936	1948	regsvr32.exe	86

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\6aa964d6a41cc7f411cfb3083c2d4fce.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3628
- 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:1948
- - C:\Windows\SysWOW64\regsvr32.exe
    C:\Windows\SysWOW64\regsvr32.exe /s "C:\Windows\SysWOW64\Uqtpbsgqemwjf\foxsehr.vxa"
    3⤵
    - Loads dropped DLL
    - Suspicious behavior: EnumeratesProcesses
    PID:2936

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 431KB
SHA256 70dbd683737e1216cb5c3c87db1ffd8bcb7bc18ad611f3321740d384187fc84f
MD5 c96322b0b75144fdbcefda8ea4fd63ff
SHA1 889eff6e6f25cf1c43c7c74eeda4287b5ce975c2
SHA512 b22133f8bf9fb83a07b8038e84e9403dac8b132cf2079db5553b98edc9155289fc30686e10e616750f2db184f7253438f89dc4a30561059d2469f3d5b681249e
MD5 SHA1 SHA512

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urtj.dll

Path C:\Users\Admin\urtj.dll
Size 431KB
SHA256 70dbd683737e1216cb5c3c87db1ffd8bcb7bc18ad611f3321740d384187fc84f
MD5 c96322b0b75144fdbcefda8ea4fd63ff
SHA1 889eff6e6f25cf1c43c7c74eeda4287b5ce975c2
SHA512 b22133f8bf9fb83a07b8038e84e9403dac8b132cf2079db5553b98edc9155289fc30686e10e616750f2db184f7253438f89dc4a30561059d2469f3d5b681249e
MD5 SHA1 SHA512

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foxsehr.vxa

Path C:\Windows\SysWOW64\Uqtpbsgqemwjf\foxsehr.vxa
Size 431KB
SHA256 70dbd683737e1216cb5c3c87db1ffd8bcb7bc18ad611f3321740d384187fc84f
MD5 c96322b0b75144fdbcefda8ea4fd63ff
SHA1 889eff6e6f25cf1c43c7c74eeda4287b5ce975c2
SHA512 b22133f8bf9fb83a07b8038e84e9403dac8b132cf2079db5553b98edc9155289fc30686e10e616750f2db184f7253438f89dc4a30561059d2469f3d5b681249e
MD5 SHA1 SHA512

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memory/1948-141-0x0000000000B90000-0x0000000000BB4000-memory.dmp

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memory/2936-146-0x0000000002260000-0x0000000002284000-memory.dmp

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memory/3628-133-0x00007FFBF1030000-0x00007FFBF1040000-memory.dmp

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memory/3628-135-0x00007FFBF1030000-0x00007FFBF1040000-memory.dmp

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memory/3628-134-0x00007FFBF1030000-0x00007FFBF1040000-memory.dmp

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memory/3628-136-0x00007FFBF1030000-0x00007FFBF1040000-memory.dmp

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memory/3628-137-0x00007FFBF1030000-0x00007FFBF1040000-memory.dmp

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