emotet | 3809cb404f536733812960e2c738de5fded540678064ff026583e48e4f7b3025

Analysis

max time kernel
149s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
18/11/2022, 03:04

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General

Target
202_73723414784.xls
Size 255KB
Sample221118-dkz58scd41
SHA256 3809cb404f536733812960e2c738de5fded540678064ff026583e48e4f7b3025
MD5 4a39482f8109165a29e5f2982c57a895
SHA1 1bd892084eb45b67781ec482c9e4e5e860241b32
SHA512 d7e8f5361a9e9b82b2f51dd62e570659719ad34079db8d355e852760cd97974efc74315ff0cee5e611fa8b5528468f34b2dbf9205e40371a89b97752c7e77261
SSDEEP 6144:6Kpb8rGYrMPe3q7Q0XV5xtuEsi8/dgUNiwrfx9rNFMMrttRzV5Dz3UxqC8LUcSd:YNbDjP9XH5XIqZLnSd
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

emotet epoch5 banker persistence trojan

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper
http://demarsoft.com/ALPHAINSTALLS.US/lTsjpA6/
xlm40.dropper
http://clockworktradeservices.com/wp-admin/uFRWXkuTnDAbQtIO/
xlm40.dropper
http://cloudxml.com.br/L45R4qJJFH/ESXAIhm/
xlm40.dropper
https://copunupo.ac.zm/cgi-bin/bNoAgU9/

Extracted

Family

emotet

Botnet

Epoch5

178.238.225.252:8080
139.196.72.155:8080
36.67.23.59:443
103.56.149.105:8080
37.44.244.177:8080
85.25.120.45:8080
202.134.4.210:7080
78.47.204.80:443
83.229.80.93:8080
93.104.209.107:8080
80.211.107.116:8080
165.22.254.236:8080
104.244.79.94:443
185.148.169.10:8080
190.145.8.4:443
175.126.176.79:8080
139.59.80.108:8080
188.165.79.151:443
128.199.217.206:443
64.227.55.231:8080
218.38.121.17:443
103.71.99.57:8080
103.224.241.74:8080
128.199.242.164:8080
85.214.67.203:8080
103.254.12.236:7080
46.101.98.60:8080
178.62.112.199:8080
210.57.209.142:8080
195.77.239.39:8080
103.126.216.86:443
82.98.180.154:7080
202.28.34.99:8080
174.138.33.49:7080
160.16.143.191:8080
51.75.33.122:443
103.41.204.169:8080
186.250.48.5:443
87.106.97.83:7080
118.98.72.86:443
196.44.98.190:8080
103.85.95.4:8080
62.171.178.147:8080
54.37.228.122:443
114.79.130.68:443
198.199.70.22:8080

ecs1.plain

eck1.plain

Signatures

Emotet
Emotet is a trojan that is primarily spread through spam emails.
trojan banker emotet

Process spawned unexpected child process 4 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	4316	424	regsvr32.exe	82
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4328	424	regsvr32.exe	82
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	212	424	regsvr32.exe	82
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	2972	424	regsvr32.exe	82

Downloads MZ/PE file

Loads dropped DLL 2 IoCs

pid	Process
2972	regsvr32.exe
5024	regsvr32.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\atve.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\QFPNzwZMGzDB\\atve.dll\""	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
424	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2972	regsvr32.exe
2972	regsvr32.exe
5024	regsvr32.exe
5024	regsvr32.exe
5024	regsvr32.exe
5024	regsvr32.exe

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
424	EXCEL.EXE
424	EXCEL.EXE
424	EXCEL.EXE
424	EXCEL.EXE
424	EXCEL.EXE
424	EXCEL.EXE
424	EXCEL.EXE
424	EXCEL.EXE
424	EXCEL.EXE
424	EXCEL.EXE
424	EXCEL.EXE
424	EXCEL.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 424 wrote to memory of 4316	424	EXCEL.EXE	83
PID 424 wrote to memory of 4316	424	EXCEL.EXE	83
PID 424 wrote to memory of 4328	424	EXCEL.EXE	84
PID 424 wrote to memory of 4328	424	EXCEL.EXE	84
PID 424 wrote to memory of 212	424	EXCEL.EXE	85
PID 424 wrote to memory of 212	424	EXCEL.EXE	85
PID 424 wrote to memory of 2972	424	EXCEL.EXE	86
PID 424 wrote to memory of 2972	424	EXCEL.EXE	86
PID 2972 wrote to memory of 5024	2972	regsvr32.exe	87
PID 2972 wrote to memory of 5024	2972	regsvr32.exe	87

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\202_73723414784.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:424
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\oxnv1.ooccxx
  2⤵
  - Process spawned unexpected child process
  PID:4316
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\oxnv2.ooccxx
  2⤵
  - Process spawned unexpected child process
  PID:4328
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\oxnv3.ooccxx
  2⤵
  - Process spawned unexpected child process
  PID:212
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\oxnv4.ooccxx
  2⤵
  - Process spawned unexpected child process
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2972
- - C:\Windows\system32\regsvr32.exe
    C:\Windows\system32\regsvr32.exe "C:\Windows\system32\QFPNzwZMGzDB\atve.dll"
    3⤵
    - Loads dropped DLL
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    PID:5024

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

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

oxnv2.ooccxx

Path C:\Users\Admin\oxnv2.ooccxx
Size 6KB
SHA256 8cc3fe518e10bfedd841106b51a5b0fbc337161cfc4d7360db0436ee9d1a68e5
MD5 2826b1e7af14a75fee51d4e4534eeff5
SHA1 c9eab9b2b15cffc0273b3f8d197007b025018838
SHA512 1c77d4a9ede815b53df07220742e43a180097f066be9a6c3ac22f573910955ddb0047700f9f277bd6c794d8560865ad28cf58de40bb1f939ea4c8cf7f28ba39e
SSDEEP 96:vGzZELraVLYVQyS2qiCquqHlmRxMsVoWQ2z1:KZELraVUVZfqquq0jaIz1
MD5 SHA1 SHA512 SSDEEP

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oxnv4.ooccxx

Path C:\Users\Admin\oxnv4.ooccxx
Size 581KB
SHA256 ab6d2aeb1c4332025322cb78570973fcaa86ca2f0a4353d6c6c226c1c4cfa906
MD5 37d22f36a898981e427ec8b879abf355
SHA1 7aef4834faffdbd02b31680ae2a6822b02429ce0
SHA512 4f966d4e04b81a79a19f8198c14deb5942412b6c7231e710099edf5fed687b024c3f3546eaee849276f584dc5e325d16d44f44d18e6dc8126e6917acf05dba7a
SSDEEP 12288:M9an1kT4VCclzX/m8qAOmhmd+oiCh1CbSeQVuFvnCcaV:MoF/m8qAOcmd+LCXvRVu9nO
MD5 SHA1 SHA512 SSDEEP

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oxnv4.ooccxx

Path C:\Users\Admin\oxnv4.ooccxx
Size 581KB
SHA256 ab6d2aeb1c4332025322cb78570973fcaa86ca2f0a4353d6c6c226c1c4cfa906
MD5 37d22f36a898981e427ec8b879abf355
SHA1 7aef4834faffdbd02b31680ae2a6822b02429ce0
SHA512 4f966d4e04b81a79a19f8198c14deb5942412b6c7231e710099edf5fed687b024c3f3546eaee849276f584dc5e325d16d44f44d18e6dc8126e6917acf05dba7a
SSDEEP 12288:M9an1kT4VCclzX/m8qAOmhmd+oiCh1CbSeQVuFvnCcaV:MoF/m8qAOcmd+LCXvRVu9nO
MD5 SHA1 SHA512 SSDEEP

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atve.dll

Path C:\Windows\System32\QFPNzwZMGzDB\atve.dll
Size 581KB
SHA256 ab6d2aeb1c4332025322cb78570973fcaa86ca2f0a4353d6c6c226c1c4cfa906
MD5 37d22f36a898981e427ec8b879abf355
SHA1 7aef4834faffdbd02b31680ae2a6822b02429ce0
SHA512 4f966d4e04b81a79a19f8198c14deb5942412b6c7231e710099edf5fed687b024c3f3546eaee849276f584dc5e325d16d44f44d18e6dc8126e6917acf05dba7a
SSDEEP 12288:M9an1kT4VCclzX/m8qAOmhmd+oiCh1CbSeQVuFvnCcaV:MoF/m8qAOcmd+LCXvRVu9nO
MD5 SHA1 SHA512 SSDEEP

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memory/424-136-0x00007FF932590000-0x00007FF9325A0000-memory.dmp

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memory/424-138-0x00007FF92FD90000-0x00007FF92FDA0000-memory.dmp

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memory/424-137-0x00007FF92FD90000-0x00007FF92FDA0000-memory.dmp

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memory/424-132-0x00007FF932590000-0x00007FF9325A0000-memory.dmp

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memory/424-135-0x00007FF932590000-0x00007FF9325A0000-memory.dmp

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memory/424-134-0x00007FF932590000-0x00007FF9325A0000-memory.dmp

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memory/424-133-0x00007FF932590000-0x00007FF9325A0000-memory.dmp

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memory/2972-146-0x0000000180000000-0x0000000180030000-memory.dmp

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