emotet | f6fcd17a0f9ac625fbdc7082aaf01b5cf749e979bab76a1839c27a3fa804f2ef

Analysis

max time kernel
145s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-en-20220113
submitted
29/03/2022, 17:43

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General

Target
c98801673d077d9dfe7054dff0494529.xls
Size 106KB
Sample220329-waj1dadben
SHA256 f6fcd17a0f9ac625fbdc7082aaf01b5cf749e979bab76a1839c27a3fa804f2ef
MD5 c98801673d077d9dfe7054dff0494529
SHA1 4344419ca0995749016d3f126bd575ce2a67db9a
SHA512 0759ed1e717fa8e9d7bec14cad49ccb070bc6d3e9325ffb0800829e389a5bdf77e508ed89acd7affe12c5ee4b17b57939c6cf1dabc4536da0dd216b37f85ca8c
MD5 SHA1 SHA512

Score

10^/10

emotet epoch4 banker suricata trojan

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper
http://fccatinsaat.com/wp-content/Cw3aR6792f/
xlm40.dropper
http://fabulouswebdesign.net/invoice/m/

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	2812	1368	regsvr32.exe	78

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
2812	regsvr32.exe
4200	regsvr32.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Fnftndahxyafga\snexxtxphmjs.tvc	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
1368	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4200	regsvr32.exe
4200	regsvr32.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1368	EXCEL.EXE
1368	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
1368	EXCEL.EXE
1368	EXCEL.EXE
1368	EXCEL.EXE
1368	EXCEL.EXE
1368	EXCEL.EXE
1368	EXCEL.EXE
1368	EXCEL.EXE
1368	EXCEL.EXE
1368	EXCEL.EXE
1368	EXCEL.EXE
1368	EXCEL.EXE
1368	EXCEL.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1368 wrote to memory of 2812	1368	EXCEL.EXE	83
PID 1368 wrote to memory of 2812	1368	EXCEL.EXE	83
PID 1368 wrote to memory of 2812	1368	EXCEL.EXE	83
PID 2812 wrote to memory of 4200	2812	regsvr32.exe	85
PID 2812 wrote to memory of 4200	2812	regsvr32.exe	85
PID 2812 wrote to memory of 4200	2812	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\c98801673d077d9dfe7054dff0494529.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:1368
- C:\Windows\SysWow64\regsvr32.exe
  C:\Windows\SysWow64\regsvr32.exe -s ..\nhth.dll
  2⤵
  - Process spawned unexpected child process
  - Loads dropped DLL
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:2812
- - C:\Windows\SysWOW64\regsvr32.exe
    C:\Windows\SysWOW64\regsvr32.exe /s "C:\Windows\SysWOW64\Fnftndahxyafga\snexxtxphmjs.tvc"
    3⤵
    - Loads dropped DLL
    - Suspicious behavior: EnumeratesProcesses
    PID:4200

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

nhth.dll

Path C:\Users\Admin\nhth.dll
Size 444KB
SHA256 c304e1eabf58a7f041a4a5a13750384f811bd55671067affd7914c13308ff692
MD5 df3284e34c83fc2f1ec80c7110c2a655
SHA1 9e34e54fb2011fc9f3cfe37c3662eebe1a4297dd
SHA512 8c7f102760d8667a71f37edce5887e1a683079bc070c6401e4153dfb332d93791e9040350a50e48395878eafdb5217ffd9b0757c215faa93b202f9f31845495a
MD5 SHA1 SHA512

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nhth.dll

Path C:\Users\Admin\nhth.dll
Size 444KB
SHA256 c304e1eabf58a7f041a4a5a13750384f811bd55671067affd7914c13308ff692
MD5 df3284e34c83fc2f1ec80c7110c2a655
SHA1 9e34e54fb2011fc9f3cfe37c3662eebe1a4297dd
SHA512 8c7f102760d8667a71f37edce5887e1a683079bc070c6401e4153dfb332d93791e9040350a50e48395878eafdb5217ffd9b0757c215faa93b202f9f31845495a
MD5 SHA1 SHA512

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snexxtxphmjs.tvc

Path C:\Windows\SysWOW64\Fnftndahxyafga\snexxtxphmjs.tvc
Size 444KB
SHA256 c304e1eabf58a7f041a4a5a13750384f811bd55671067affd7914c13308ff692
MD5 df3284e34c83fc2f1ec80c7110c2a655
SHA1 9e34e54fb2011fc9f3cfe37c3662eebe1a4297dd
SHA512 8c7f102760d8667a71f37edce5887e1a683079bc070c6401e4153dfb332d93791e9040350a50e48395878eafdb5217ffd9b0757c215faa93b202f9f31845495a
MD5 SHA1 SHA512

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memory/1368-130-0x00007FFE621D0000-0x00007FFE621E0000-memory.dmp

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memory/1368-132-0x00007FFE621D0000-0x00007FFE621E0000-memory.dmp

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memory/1368-133-0x00007FFE621D0000-0x00007FFE621E0000-memory.dmp

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memory/1368-131-0x00007FFE621D0000-0x00007FFE621E0000-memory.dmp

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memory/1368-134-0x00007FFE621D0000-0x00007FFE621E0000-memory.dmp

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memory/2812-138-0x00000000008C0000-0x00000000008E4000-memory.dmp

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memory/4200-143-0x0000000002EC0000-0x0000000002EE4000-memory.dmp

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