emotet | c52e93e91b5d59d300c8514569b22a800531880de8cf3da12f3bf4166ebb3781

Analysis

max time kernel
148s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-en-20220113
submitted
29/03/2022, 19:54

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General

Target
0e2432b9416099c2ab1e5c1e5e71f1a2.xls
Size 106KB
Sample220329-ymjaqaefdl
SHA256 c52e93e91b5d59d300c8514569b22a800531880de8cf3da12f3bf4166ebb3781
MD5 0e2432b9416099c2ab1e5c1e5e71f1a2
SHA1 14c275dc717a11399fdedeb5e0b3936af6952d89
SHA512 0d0bce6cdada30595683b504e18b6d1800ad3e6ab6af5b1ee56bf3237235a56ed9936c0422540c95ef613065654e970ee25ce089d223547190325c93784635a5
MD5 SHA1 SHA512

Score

10^/10

emotet epoch4 banker 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	3432	3088	regsvr32.exe	78

Downloads MZ/PE file

Loads dropped DLL 2 IoCs

pid	Process
3432	regsvr32.exe
5072	regsvr32.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Nrsseuo\xfjkoada.mnw	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
3088	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
5072	regsvr32.exe
5072	regsvr32.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3088	EXCEL.EXE
3088	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
3088	EXCEL.EXE
3088	EXCEL.EXE
3088	EXCEL.EXE
3088	EXCEL.EXE
3088	EXCEL.EXE
3088	EXCEL.EXE
3088	EXCEL.EXE
3088	EXCEL.EXE
3088	EXCEL.EXE
3088	EXCEL.EXE
3088	EXCEL.EXE
3088	EXCEL.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3088 wrote to memory of 3432	3088	EXCEL.EXE	83
PID 3088 wrote to memory of 3432	3088	EXCEL.EXE	83
PID 3088 wrote to memory of 3432	3088	EXCEL.EXE	83
PID 3432 wrote to memory of 5072	3432	regsvr32.exe	85
PID 3432 wrote to memory of 5072	3432	regsvr32.exe	85
PID 3432 wrote to memory of 5072	3432	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\0e2432b9416099c2ab1e5c1e5e71f1a2.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:3088
- 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:3432
- - C:\Windows\SysWOW64\regsvr32.exe
    C:\Windows\SysWOW64\regsvr32.exe /s "C:\Windows\SysWOW64\Nrsseuo\xfjkoada.mnw"
    3⤵
    - Loads dropped DLL
    - Suspicious behavior: EnumeratesProcesses
    PID:5072

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 21ee27885b10b0324e41341bffd5bc69fc791430ecb3ee7558b40b576b798628
MD5 d32529ec12422364a52bb1a7e4cebf9d
SHA1 3401f0b0ce917b7df92e3b8e2e840a76bf1c64a6
SHA512 fea681f433f9b2d7f38d17dd163a34fef1cc29d85c85cb5e1edb99a4d5c42f86dff73da34a8f772f7a87772f1d5eb63bb87daab26875026b3ddb5e67786d27f6
MD5 SHA1 SHA512

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nhth.dll

Path C:\Users\Admin\nhth.dll
Size 444KB
SHA256 21ee27885b10b0324e41341bffd5bc69fc791430ecb3ee7558b40b576b798628
MD5 d32529ec12422364a52bb1a7e4cebf9d
SHA1 3401f0b0ce917b7df92e3b8e2e840a76bf1c64a6
SHA512 fea681f433f9b2d7f38d17dd163a34fef1cc29d85c85cb5e1edb99a4d5c42f86dff73da34a8f772f7a87772f1d5eb63bb87daab26875026b3ddb5e67786d27f6
MD5 SHA1 SHA512

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xfjkoada.mnw

Path C:\Windows\SysWOW64\Nrsseuo\xfjkoada.mnw
Size 444KB
SHA256 21ee27885b10b0324e41341bffd5bc69fc791430ecb3ee7558b40b576b798628
MD5 d32529ec12422364a52bb1a7e4cebf9d
SHA1 3401f0b0ce917b7df92e3b8e2e840a76bf1c64a6
SHA512 fea681f433f9b2d7f38d17dd163a34fef1cc29d85c85cb5e1edb99a4d5c42f86dff73da34a8f772f7a87772f1d5eb63bb87daab26875026b3ddb5e67786d27f6
MD5 SHA1 SHA512

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memory/3088-130-0x00007FFABBDD0000-0x00007FFABBDE0000-memory.dmp

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memory/3088-131-0x00007FFABBDD0000-0x00007FFABBDE0000-memory.dmp

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memory/3088-132-0x00007FFABBDD0000-0x00007FFABBDE0000-memory.dmp

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memory/3088-133-0x00007FFABBDD0000-0x00007FFABBDE0000-memory.dmp

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memory/3088-134-0x00007FFABBDD0000-0x00007FFABBDE0000-memory.dmp

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memory/3432-138-0x0000000002490000-0x00000000024B4000-memory.dmp

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memory/5072-143-0x0000000002690000-0x00000000026B4000-memory.dmp

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