emotet | 8fd4f59a30ef77ddf94cfb61d50212c8604316634c26e2bd0849494cba8da1af

Resubmissions

23-03-2023 08:41

230323-klg5dage5z 10

23-03-2023 06:15

230323-g1eq1sea33 10

22-03-2023 21:23

230322-z8fbmabd75 10

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
22-03-2023 21:23

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General

Target

info_0.one
Size

261KB
MD5

9933577fa741233071f0714d7fbffbff
SHA1

ebd87f765c4e82c02a6cdd590b74a322f8457450
SHA256

8fd4f59a30ef77ddf94cfb61d50212c8604316634c26e2bd0849494cba8da1af
SHA512

a840f6806a5dfedfdd2b7504748edb2e5dca171bb4cba2e69850a30bb5d0389abe2259c87cbdf91a6e3d844f02baedb0aaf1ceefc388ebd806f2928fc0064630
SSDEEP

3072:xXzeHrBwsHzUfxJ3mY2IsGllOb3HPWaBtOzUfxJ3mY2IsGllOb3HPWaBtuXj:FeHrBwsYXm5ZGa3vRXm5ZGa3v2

Score

10^/10

emotet epoch4 banker persistence trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch4

213.239.212.5:443

129.232.188.93:443

103.43.75.120:443

197.242.150.244:8080

1.234.2.232:8080

110.232.117.186:8080

95.217.221.146:8080

159.89.202.34:443

159.65.88.10:8080

82.223.21.224:8080

169.57.156.166:8080

45.176.232.124:443

45.235.8.30:8080

173.212.193.249:8080

107.170.39.149:8080

119.59.103.152:8080

167.172.199.165:8080

91.207.28.33:8080

185.4.135.165:8080

104.168.155.143:8080

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.

Processes:

WScript.exe

description	pid	pid_target	process	target process
Parent C:\Program Files\Microsoft Office\Root\Office16\ONENOTE.EXE is not expected to spawn this process	4748	3232	WScript.exe	ONENOTE.EXE

Blocklisted process makes network request 1 IoCs

Processes:

wscript.exe

flow pid process

49 1576 wscript.exe

flow	pid	process
49	1576	wscript.exe

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

WScript.exewscript.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Control Panel\International\Geo\Nation	WScript.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Control Panel\International\Geo\Nation	wscript.exe

Loads dropped DLL 2 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid process

4044 regsvr32.exe
264 regsvr32.exe

pid	process
4044	regsvr32.exe
264	regsvr32.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

regsvr32.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\rwyzycXahDJhy.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\PCVEr\\rwyzycXahDJhy.dll\""	regsvr32.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

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

Processes:

ONENOTE.EXE

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	ONENOTE.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	ONENOTE.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	ONENOTE.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

ONENOTE.EXE

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	ONENOTE.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	ONENOTE.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	ONENOTE.EXE

Script User-Agent 1 IoCs
Uses user-agent string associated with script host/environment.

Processes:

description flow ioc

HTTP User-Agent header 49 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

ONENOTE.EXE

pid process

3232 ONENOTE.EXE
3232 ONENOTE.EXE
Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

ONENOTE.EXEregsvr32.exeregsvr32.exe

pid process

3232 ONENOTE.EXE
3232 ONENOTE.EXE
4044 regsvr32.exe
4044 regsvr32.exe
264 regsvr32.exe
264 regsvr32.exe
264 regsvr32.exe
264 regsvr32.exe

description	flow	ioc
HTTP User-Agent header	49	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious use of SetWindowsHookEx 14 IoCs

Processes:

ONENOTE.EXE

pid	process
3232	ONENOTE.EXE
3232	ONENOTE.EXE
3232	ONENOTE.EXE
3232	ONENOTE.EXE
3232	ONENOTE.EXE
3232	ONENOTE.EXE
3232	ONENOTE.EXE
3232	ONENOTE.EXE
3232	ONENOTE.EXE
3232	ONENOTE.EXE
3232	ONENOTE.EXE
3232	ONENOTE.EXE
3232	ONENOTE.EXE
3232	ONENOTE.EXE

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

ONENOTE.EXEWScript.exewscript.exeregsvr32.exe

description	pid	process	target process
PID 3232 wrote to memory of 4748	3232	ONENOTE.EXE	WScript.exe
PID 3232 wrote to memory of 4748	3232	ONENOTE.EXE	WScript.exe
PID 4748 wrote to memory of 1576	4748	WScript.exe	wscript.exe
PID 4748 wrote to memory of 1576	4748	WScript.exe	wscript.exe
PID 1576 wrote to memory of 4044	1576	wscript.exe	regsvr32.exe
PID 1576 wrote to memory of 4044	1576	wscript.exe	regsvr32.exe
PID 4044 wrote to memory of 264	4044	regsvr32.exe	regsvr32.exe
PID 4044 wrote to memory of 264	4044	regsvr32.exe	regsvr32.exe

C:\Program Files\Microsoft Office\Root\Office16\ONENOTE.EXE
"C:\Program Files\Microsoft Office\Root\Office16\ONENOTE.EXE" "C:\Users\Admin\AppData\Local\Temp\info_0.one"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3232
- C:\Windows\System32\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\OneNote\16.0\Exported\{38C23934-33F4-4ADA-AF1B-1FB58426E18D}\NT\0\press to unblock document.vbs"
  2⤵
  - Process spawned unexpected child process
  - Checks computer location settings
  - Suspicious use of WriteProcessMemory
  PID:4748
- - C:\Windows\System32\wscript.exe
    "C:\Windows\System32\wscript.exe" //E:vbscript C:\Users\Admin\AppData\Local\Temp\radA22DFD45BdarradA6B899E82dar.txt
    3⤵
    - Blocklisted process makes network request
    - Checks computer location settings
    - Suspicious use of WriteProcessMemory
    PID:1576
  - - C:\Windows\System32\regsvr32.exe
      "C:\Windows\System32\regsvr32.exe" "C:\Users\Admin\AppData\Local\Temp\radF73DD5623dar\IlRKOEJjrXrYmguyv3q.dll"
      4⤵
      Loads dropped DLL
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of WriteProcessMemory
      PID:4044
    - - C:\Windows\system32\regsvr32.exe
        
        C:\Windows\system32\regsvr32.exe "C:\Windows\system32\PCVEr\rwyzycXahDJhy.dll"
        5⤵
        Loads dropped DLL
        Adds Run key to start application
        Suspicious behavior: EnumeratesProcesses
        
        PID:264

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

C:\Users\Admin\AppData\Local\Microsoft\OneNote\16.0\cache\tmp\000000BL.bin

Filesize
89KB

MD5
7559f0ff4f7e58ed031fe0b4438f4c57

SHA1
e2225573a8877c057319e10029fd85b0a51375a8

SHA256
73527befbcc1ec6716003fc875d578c40e3dfe619349ff288008bab33c90e5d2

SHA512
252d0a52c3b7bca5ea56a14c7ad1e27967b03e3dccfc3b8d79b8e1c474ed625937719af314e74f62583c708b45b937091e8fae7f1e40e56bf261d0f839f94e4a

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\OneNote\16.0\cache\tmp\000000BM.bin

Filesize
75KB

MD5
f776dd0f1ae059fcf295ade6c5495080

SHA1
ed270bfe2edb7e571ba4acf4b4088aa2a111e57e

SHA256
2130a3bc8050310a7474be0b17a4ea8584e2105cb17316cb463d732665745749

SHA512
2558ab6465af8a782ad02295744cd2d554d03c1ee7aa1689f13e3507a0cec4e73b9f86d1ec9aef346b831ab58758285a8ceda63dc0f834e1378dfa0504490f65

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\OneNote\16.0\cache\tmp\000000BO.bin

Filesize
567B

MD5
d055ce625528e448c61315eaaef5bb71

SHA1
029df4c872b1c154f32e7fe94f434547c3ba6192

SHA256
85bf1e672b4e86e9af0c7874681ec9620dfdc78e0335b83eef38c17d813b6705

SHA512
705b6b729e967fa946469571109aa892f5cb55a01c74d40ae02140d10cbf9b65dd5e511c06ebfe494e407742f8c6f4fbbe88664b78b37abfb2f19db1f66f4247

Download Submit
C:\Users\Admin\AppData\Local\Temp\OneNote\16.0\Exported\{38C23934-33F4-4ADA-AF1B-1FB58426E18D}\NT\0\press to unblock document.vbs

Filesize
89KB

MD5
7559f0ff4f7e58ed031fe0b4438f4c57

SHA1
e2225573a8877c057319e10029fd85b0a51375a8

SHA256
73527befbcc1ec6716003fc875d578c40e3dfe619349ff288008bab33c90e5d2

SHA512
252d0a52c3b7bca5ea56a14c7ad1e27967b03e3dccfc3b8d79b8e1c474ed625937719af314e74f62583c708b45b937091e8fae7f1e40e56bf261d0f839f94e4a

Download Submit
C:\Users\Admin\AppData\Local\Temp\radA22DFD45BdarradA6B899E82dar.txt

Filesize
61KB

MD5
958eb4fa0bfca295216cd6027977fcb8

SHA1
0bc88fb4229a73152b2c33750dd5b5be52fcf287

SHA256
9b32ca5d8a34ae2351bc68500fb6929468c42d0ddda53fba5676410beab6d498

SHA512
4e4e2d84ce82eaa222180e86a2feaa7fdb19108d227ca922c69d30e30ef1ed463c41d540c25f604edd04be86f8490ae8570d2b67a97e0f9f45d048954d32787f

Download Submit
C:\Users\Admin\AppData\Local\Temp\radF46AE.tmp.zip

Filesize
956KB

MD5
2fa414413e56d964e9b0fa88adbcb775

SHA1
62b93f22e31779427b085a4147765b2b95194e5e

SHA256
a88966898d5e7b584ee3eaba5e32fd1ceeb755e7a7bf456d15d64f6cf3953310

SHA512
a99ce5a15cf05df928cc106149b356658e877333ff729d03a7af575075f2290e720cff373bd01ce99222aeacb5ed49538416876e8fe2432c3bf8da8b7b333a1b

Download Submit
C:\Users\Admin\AppData\Local\Temp\radF73DD5623dar\IlRKOEJjrXrYmguyv3q.dll

Filesize
516.9MB

MD5
63ab0ab1ed4483ad09ce0c0402acb55e

SHA1
d7185996c898eedb205467e6b6f73030c2baf5ce

SHA256
f2616d392cbea6cb86883ce42b7ed0856823c2812e49b334346d7aec8a950e5c

SHA512
e1b6425ff2bf945a06bf1a6a6509bc43ae583cdd4f91abdd3aa5c8ce66ee2c7da7f2b5128fd6e900aec0f1f411390df2fdbafd51ccda07d89a0e1ec3ab853448

Download Submit
C:\Users\Admin\AppData\Local\Temp\radF73DD5623dar\IlRKOEJjrXrYmguyv3q.dll

Filesize
516.9MB

MD5
63ab0ab1ed4483ad09ce0c0402acb55e

SHA1
d7185996c898eedb205467e6b6f73030c2baf5ce

SHA256
f2616d392cbea6cb86883ce42b7ed0856823c2812e49b334346d7aec8a950e5c

SHA512
e1b6425ff2bf945a06bf1a6a6509bc43ae583cdd4f91abdd3aa5c8ce66ee2c7da7f2b5128fd6e900aec0f1f411390df2fdbafd51ccda07d89a0e1ec3ab853448

Download Submit
C:\Windows\System32\PCVEr\rwyzycXahDJhy.dll

Filesize
516.9MB

MD5
63ab0ab1ed4483ad09ce0c0402acb55e

SHA1
d7185996c898eedb205467e6b6f73030c2baf5ce

SHA256
f2616d392cbea6cb86883ce42b7ed0856823c2812e49b334346d7aec8a950e5c

SHA512
e1b6425ff2bf945a06bf1a6a6509bc43ae583cdd4f91abdd3aa5c8ce66ee2c7da7f2b5128fd6e900aec0f1f411390df2fdbafd51ccda07d89a0e1ec3ab853448

Download Submit
memory/3232-136-0x00007FFC2A1F0000-0x00007FFC2A200000-memory.dmp

Filesize
64KB

Download
memory/3232-187-0x0000026789000000-0x0000026789049000-memory.dmp

Filesize
292KB

Download
memory/3232-134-0x00007FFC2A1F0000-0x00007FFC2A200000-memory.dmp

Filesize
64KB

Download
memory/3232-133-0x00007FFC2A1F0000-0x00007FFC2A200000-memory.dmp

Filesize
64KB

Download
memory/3232-135-0x00007FFC2A1F0000-0x00007FFC2A200000-memory.dmp

Filesize
64KB

Download
memory/3232-138-0x00007FFC27AD0000-0x00007FFC27AE0000-memory.dmp

Filesize
64KB

Download
memory/3232-137-0x00007FFC2A1F0000-0x00007FFC2A200000-memory.dmp

Filesize
64KB

Download
memory/3232-139-0x00007FFC27AD0000-0x00007FFC27AE0000-memory.dmp

Filesize
64KB

Download
memory/4044-226-0x0000000001FF0000-0x000000000204A000-memory.dmp

Filesize
360KB

Download
memory/4044-230-0x0000000000590000-0x0000000000591000-memory.dmp

Filesize
4KB

Download