emotet | 76323e3a53815b76193d22984da10a9d492d934d49a611fd541e7a78a88cf3c9

Analysis

max time kernel
146s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
04/11/2022, 06:37

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General

Target

TD762935464569041739_202211031823.xls
Size

217KB
MD5

65d9d5c0a65355b62f967c57fa830348
SHA1

e2defe35a68a0a8374fab7f7ec019b5b54a8a346
SHA256

76323e3a53815b76193d22984da10a9d492d934d49a611fd541e7a78a88cf3c9
SHA512

a0f7e58b1f22cfa1660f144f25a538f4ccac7327c9a90a7e740d9c34ba692ff66d845a8fd8bdd773c0e60562adefe56fde39618ebed3fbb468409c03077bc95a
SSDEEP

6144:zKpb8rGYrMPe3q7Q0XV5xtuEsi8/dgIyY+TAQXTHGUMEyP5p6f5jQmvc:abGUMVWlbvc

Score

10^/10

emotet epoch4 banker persistence trojan

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://aldina.jp/wp-admin/YvD46yh/

xlm40.dropper

https://www.alliance-habitat.com/cache/lE8/

xlm40.dropper

http://anguklaw.com/microsoft-clearscript/oVgMlzJ61/

xlm40.dropper

https://andorsat.com/css/5xdvDtgW0H4SrZokxM/

Extracted

Family

emotet

Botnet

Epoch4

45.235.8.30:8080

94.23.45.86:4143

119.59.103.152:8080

169.60.181.70:8080

164.68.99.3:8080

172.105.226.75:8080

107.170.39.149:8080

206.189.28.199:8080

1.234.2.232:8080

188.44.20.25:443

186.194.240.217:443

103.43.75.120:443

149.28.143.92:443

159.89.202.34:443

209.97.163.214:443

183.111.227.137:8080

129.232.188.93:443

139.59.126.41:443

110.232.117.186:8080

139.59.56.73:8080

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 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	2948	4712	regsvr32.exe	79
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4604	4712	regsvr32.exe	79
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3680	4712	regsvr32.exe	79
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4136	4712	regsvr32.exe	79

Downloads MZ/PE file

Loads dropped DLL 6 IoCs

pid	Process
4604	regsvr32.exe
3432	regsvr32.exe
3680	regsvr32.exe
1156	regsvr32.exe
4136	regsvr32.exe
3156	regsvr32.exe

Adds Run key to start application 2 TTPs 6 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weWJSKt.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\CKRRbCdBQ\\weWJSKt.dll\""	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\EIYPJsIvUuAGbz.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\UiuvpmS\\EIYPJsIvUuAGbz.dll\""	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\GQaWOxLdhCCWkyj.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\CGaoXEyIqk\\GQaWOxLdhCCWkyj.dll\""	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	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
4712	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 18 IoCs

pid	Process
4604	regsvr32.exe
4604	regsvr32.exe
3432	regsvr32.exe
3432	regsvr32.exe
3432	regsvr32.exe
3432	regsvr32.exe
3680	regsvr32.exe
3680	regsvr32.exe
1156	regsvr32.exe
1156	regsvr32.exe
4136	regsvr32.exe
4136	regsvr32.exe
1156	regsvr32.exe
1156	regsvr32.exe
3156	regsvr32.exe
3156	regsvr32.exe
3156	regsvr32.exe
3156	regsvr32.exe

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
4712	EXCEL.EXE
4712	EXCEL.EXE
4712	EXCEL.EXE
4712	EXCEL.EXE
4712	EXCEL.EXE
4712	EXCEL.EXE
4712	EXCEL.EXE
4712	EXCEL.EXE
4712	EXCEL.EXE
4712	EXCEL.EXE
4712	EXCEL.EXE
4712	EXCEL.EXE

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 4712 wrote to memory of 2948	4712	EXCEL.EXE	85
PID 4712 wrote to memory of 2948	4712	EXCEL.EXE	85
PID 4712 wrote to memory of 4604	4712	EXCEL.EXE	86
PID 4712 wrote to memory of 4604	4712	EXCEL.EXE	86
PID 4604 wrote to memory of 3432	4604	regsvr32.exe	89
PID 4604 wrote to memory of 3432	4604	regsvr32.exe	89
PID 4712 wrote to memory of 3680	4712	EXCEL.EXE	90
PID 4712 wrote to memory of 3680	4712	EXCEL.EXE	90
PID 3680 wrote to memory of 1156	3680	regsvr32.exe	91
PID 3680 wrote to memory of 1156	3680	regsvr32.exe	91
PID 4712 wrote to memory of 4136	4712	EXCEL.EXE	92
PID 4712 wrote to memory of 4136	4712	EXCEL.EXE	92
PID 4136 wrote to memory of 3156	4136	regsvr32.exe	93
PID 4136 wrote to memory of 3156	4136	regsvr32.exe	93

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\TD762935464569041739_202211031823.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4712
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\oxnv1.ooccxx
  2⤵
  - Process spawned unexpected child process
  PID:2948
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\oxnv2.ooccxx
  2⤵
  - Process spawned unexpected child process
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:4604
- - C:\Windows\system32\regsvr32.exe
    C:\Windows\system32\regsvr32.exe "C:\Windows\system32\CKRRbCdBQ\weWJSKt.dll"
    3⤵
    - Loads dropped DLL
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    PID:3432
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\oxnv3.ooccxx
  2⤵
  - Process spawned unexpected child process
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:3680
- - C:\Windows\system32\regsvr32.exe
    C:\Windows\system32\regsvr32.exe "C:\Windows\system32\UiuvpmS\EIYPJsIvUuAGbz.dll"
    3⤵
    - Loads dropped DLL
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    PID:1156
- 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:4136
- - C:\Windows\system32\regsvr32.exe
    C:\Windows\system32\regsvr32.exe "C:\Windows\system32\CGaoXEyIqk\GQaWOxLdhCCWkyj.dll"
    3⤵
    - Loads dropped DLL
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    PID:3156

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\oxnv2.ooccxx

Filesize
745KB

MD5
46da39ac422530b4ad33c55390799a34

SHA1
b8a757f5214322f16edcab7a4e027e0b3129f659

SHA256
fc6c180729b954f3cfd99cdde762d36bf500a5e2beef8b8d7c6a61d0538c56d6

SHA512
6d6ce8a0ec968b6f481fa66c08ddc1ba96f5dace6720bfab5ceebaa3eef7b9d7ba16a91e53c28f99fe235e6ce967a478dc16e8efc8197873d0b757adf1e9fbf6

Download Submit
C:\Users\Admin\oxnv2.ooccxx

Filesize
745KB

MD5
46da39ac422530b4ad33c55390799a34

SHA1
b8a757f5214322f16edcab7a4e027e0b3129f659

SHA256
fc6c180729b954f3cfd99cdde762d36bf500a5e2beef8b8d7c6a61d0538c56d6

SHA512
6d6ce8a0ec968b6f481fa66c08ddc1ba96f5dace6720bfab5ceebaa3eef7b9d7ba16a91e53c28f99fe235e6ce967a478dc16e8efc8197873d0b757adf1e9fbf6

Download Submit
C:\Users\Admin\oxnv3.ooccxx

Filesize
745KB

MD5
35cc221bd9e67493cb673bbd667889a4

SHA1
9191f705eae8dc44307938a1e8eb0dfef3149385

SHA256
35e89a8cd9f3f8ec2a0325b7f552b74ef2029db7300301fa5829f6fb6f06687d

SHA512
95dfb28072970416b3bb617c321a411b6ee8228ee573e778ad99b7e085533aee3c837d974ac2943a18cbc5a9e9bafb3fa6476f679dfcd695c594034709506e05

Download Submit
C:\Users\Admin\oxnv3.ooccxx

Filesize
745KB

MD5
35cc221bd9e67493cb673bbd667889a4

SHA1
9191f705eae8dc44307938a1e8eb0dfef3149385

SHA256
35e89a8cd9f3f8ec2a0325b7f552b74ef2029db7300301fa5829f6fb6f06687d

SHA512
95dfb28072970416b3bb617c321a411b6ee8228ee573e778ad99b7e085533aee3c837d974ac2943a18cbc5a9e9bafb3fa6476f679dfcd695c594034709506e05

Download Submit
C:\Users\Admin\oxnv4.ooccxx

Filesize
745KB

MD5
16b443d5bb0429bb663527f5efa06424

SHA1
7635d09b1d3fb8bbd2a264ef0ca664bab411369a

SHA256
986b7efcfddb69586e3dbaa2c00ba6ff0062cfd0108c4ec53bdf45763f908e19

SHA512
29979158c6c48f2299b755e92816b4e62bbc5c952e13225b60400672577cb8bc3c0ae5a63f87b62864e1ab5b3d4d17ec00624d58603916f3bf87be3e886e3aa9

Download Submit
C:\Users\Admin\oxnv4.ooccxx

Filesize
745KB

MD5
16b443d5bb0429bb663527f5efa06424

SHA1
7635d09b1d3fb8bbd2a264ef0ca664bab411369a

SHA256
986b7efcfddb69586e3dbaa2c00ba6ff0062cfd0108c4ec53bdf45763f908e19

SHA512
29979158c6c48f2299b755e92816b4e62bbc5c952e13225b60400672577cb8bc3c0ae5a63f87b62864e1ab5b3d4d17ec00624d58603916f3bf87be3e886e3aa9

Download Submit
C:\Windows\System32\CGaoXEyIqk\GQaWOxLdhCCWkyj.dll

Filesize
745KB

MD5
16b443d5bb0429bb663527f5efa06424

SHA1
7635d09b1d3fb8bbd2a264ef0ca664bab411369a

SHA256
986b7efcfddb69586e3dbaa2c00ba6ff0062cfd0108c4ec53bdf45763f908e19

SHA512
29979158c6c48f2299b755e92816b4e62bbc5c952e13225b60400672577cb8bc3c0ae5a63f87b62864e1ab5b3d4d17ec00624d58603916f3bf87be3e886e3aa9

Download Submit
C:\Windows\System32\CKRRbCdBQ\weWJSKt.dll

Filesize
745KB

MD5
46da39ac422530b4ad33c55390799a34

SHA1
b8a757f5214322f16edcab7a4e027e0b3129f659

SHA256
fc6c180729b954f3cfd99cdde762d36bf500a5e2beef8b8d7c6a61d0538c56d6

SHA512
6d6ce8a0ec968b6f481fa66c08ddc1ba96f5dace6720bfab5ceebaa3eef7b9d7ba16a91e53c28f99fe235e6ce967a478dc16e8efc8197873d0b757adf1e9fbf6

Download Submit
C:\Windows\System32\UiuvpmS\EIYPJsIvUuAGbz.dll

Filesize
745KB

MD5
35cc221bd9e67493cb673bbd667889a4

SHA1
9191f705eae8dc44307938a1e8eb0dfef3149385

SHA256
35e89a8cd9f3f8ec2a0325b7f552b74ef2029db7300301fa5829f6fb6f06687d

SHA512
95dfb28072970416b3bb617c321a411b6ee8228ee573e778ad99b7e085533aee3c837d974ac2943a18cbc5a9e9bafb3fa6476f679dfcd695c594034709506e05

Download Submit
memory/4604-143-0x0000000180000000-0x000000018002F000-memory.dmp

Filesize
188KB

Download
memory/4712-132-0x00007FFB64030000-0x00007FFB64040000-memory.dmp

Filesize
64KB

Download
memory/4712-138-0x00007FFB61FD0000-0x00007FFB61FE0000-memory.dmp

Filesize
64KB

Download
memory/4712-137-0x00007FFB61FD0000-0x00007FFB61FE0000-memory.dmp

Filesize
64KB

Download
memory/4712-136-0x00007FFB64030000-0x00007FFB64040000-memory.dmp

Filesize
64KB

Download
memory/4712-135-0x00007FFB64030000-0x00007FFB64040000-memory.dmp

Filesize
64KB

Download
memory/4712-134-0x00007FFB64030000-0x00007FFB64040000-memory.dmp

Filesize
64KB

Download
memory/4712-133-0x00007FFB64030000-0x00007FFB64040000-memory.dmp

Filesize
64KB

Download