emotet | 7b3078d413b8b68bffad47dbdb94bfb5bbd1909f671f774db2f73953867f3db7

Analysis

max time kernel
149s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
03/11/2022, 14:14

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General

Target

DETALLES-03112022.xls
Size

217KB
MD5

cc394ef471408f7cef71bab18e5293c7
SHA1

4bca38b998e1d4ebe18117732149ef166c09b747
SHA256

7b3078d413b8b68bffad47dbdb94bfb5bbd1909f671f774db2f73953867f3db7
SHA512

9afc945b88940ed45a926b563ec4524872e9a9a03d161c6af7b38ddb40d7f5b2729e55a50dc6e1592c2c401283c2078df7459d5c73d7f3c891b1f4231689a85d
SSDEEP

6144:OKpb8rGYrMPe3q7Q0XV5xtuEsi8/dg8yY+TAQXTHGUMEyP5p6f5jQmd:nbGUMVWlbd

Score

10^/10

emotet banker persistence trojan

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://kabaruntukrakyat.com/wp-content/B9oJ0jh/

xlm40.dropper

http://coinkub.com/wp-content/WwrJvjumS/

xlm40.dropper

https://aberractivity.hu/iqq/Dmtv/

xlm40.dropper

https://anamafegarcia.es/css/HfFXMTXvc40t/

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	2976	5116	regsvr32.exe	81
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3844	5116	regsvr32.exe	81
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	1820	5116	regsvr32.exe	81
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	828	5116	regsvr32.exe	81

Downloads MZ/PE file

Loads dropped DLL 8 IoCs

pid	Process
2976	regsvr32.exe
2036	regsvr32.exe
3844	regsvr32.exe
3184	regsvr32.exe
1820	regsvr32.exe
1920	regsvr32.exe
828	regsvr32.exe
3384	regsvr32.exe

Adds Run key to start application 2 TTPs 8 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\DSJowq.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\AILyWwJdkkkiwalj\\DSJowq.dll\""	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\JajOi.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\FoUnmoUTQYf\\JajOi.dll\""	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vwSFpAP.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\ERHymjGIWFYXcFQ\\vwSFpAP.dll\""	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WQQDEP.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\XZMDwBpTLlx\\WQQDEP.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 opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
5116	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 24 IoCs

pid	Process
2976	regsvr32.exe
2976	regsvr32.exe
2036	regsvr32.exe
2036	regsvr32.exe
2036	regsvr32.exe
2036	regsvr32.exe
3844	regsvr32.exe
3844	regsvr32.exe
3184	regsvr32.exe
3184	regsvr32.exe
3184	regsvr32.exe
3184	regsvr32.exe
1820	regsvr32.exe
1820	regsvr32.exe
1920	regsvr32.exe
1920	regsvr32.exe
1920	regsvr32.exe
1920	regsvr32.exe
828	regsvr32.exe
828	regsvr32.exe
3384	regsvr32.exe
3384	regsvr32.exe
3384	regsvr32.exe
3384	regsvr32.exe

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
5116	EXCEL.EXE
5116	EXCEL.EXE
5116	EXCEL.EXE
5116	EXCEL.EXE
5116	EXCEL.EXE
5116	EXCEL.EXE
5116	EXCEL.EXE
5116	EXCEL.EXE
5116	EXCEL.EXE
5116	EXCEL.EXE
5116	EXCEL.EXE
5116	EXCEL.EXE

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 5116 wrote to memory of 2976	5116	EXCEL.EXE	84
PID 5116 wrote to memory of 2976	5116	EXCEL.EXE	84
PID 2976 wrote to memory of 2036	2976	regsvr32.exe	85
PID 2976 wrote to memory of 2036	2976	regsvr32.exe	85
PID 5116 wrote to memory of 3844	5116	EXCEL.EXE	86
PID 5116 wrote to memory of 3844	5116	EXCEL.EXE	86
PID 3844 wrote to memory of 3184	3844	regsvr32.exe	87
PID 3844 wrote to memory of 3184	3844	regsvr32.exe	87
PID 5116 wrote to memory of 1820	5116	EXCEL.EXE	93
PID 5116 wrote to memory of 1820	5116	EXCEL.EXE	93
PID 1820 wrote to memory of 1920	1820	regsvr32.exe	96
PID 1820 wrote to memory of 1920	1820	regsvr32.exe	96
PID 5116 wrote to memory of 828	5116	EXCEL.EXE	97
PID 5116 wrote to memory of 828	5116	EXCEL.EXE	97
PID 828 wrote to memory of 3384	828	regsvr32.exe	98
PID 828 wrote to memory of 3384	828	regsvr32.exe	98

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\DETALLES-03112022.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5116
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\oxnv1.ooccxx
  2⤵
  - Process spawned unexpected child process
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2976
- - C:\Windows\system32\regsvr32.exe
    C:\Windows\system32\regsvr32.exe "C:\Windows\system32\ERHymjGIWFYXcFQ\vwSFpAP.dll"
    3⤵
    - Loads dropped DLL
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    PID:2036
- 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:3844
- - C:\Windows\system32\regsvr32.exe
    C:\Windows\system32\regsvr32.exe "C:\Windows\system32\XZMDwBpTLlx\WQQDEP.dll"
    3⤵
    - Loads dropped DLL
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    PID:3184
- 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:1820
- - C:\Windows\system32\regsvr32.exe
    C:\Windows\system32\regsvr32.exe "C:\Windows\system32\AILyWwJdkkkiwalj\DSJowq.dll"
    3⤵
    - Loads dropped DLL
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    PID:1920
- 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:828
- - C:\Windows\system32\regsvr32.exe
    C:\Windows\system32\regsvr32.exe "C:\Windows\system32\FoUnmoUTQYf\JajOi.dll"
    3⤵
    - Loads dropped DLL
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    PID:3384

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\oxnv1.ooccxx

Filesize
818KB

MD5
450444e585d6ecbe93c49299bead9908

SHA1
4fbb8532ddc3e8eeb5d4ddcd6ff6e5abebf278e0

SHA256
c20cf808446ab5bf04ad08d585b739d10971d14e643f6871c71d03c9e1013ac7

SHA512
0354c4aeb8341745bae6949005b06cd59a3b464e601bd1019d791a171b352b2ad0e203997b1e88c4726c5a8b0288c38d94f91c728828009692715b4d4a52376a

Download Submit
C:\Users\Admin\oxnv1.ooccxx

Filesize
818KB

MD5
450444e585d6ecbe93c49299bead9908

SHA1
4fbb8532ddc3e8eeb5d4ddcd6ff6e5abebf278e0

SHA256
c20cf808446ab5bf04ad08d585b739d10971d14e643f6871c71d03c9e1013ac7

SHA512
0354c4aeb8341745bae6949005b06cd59a3b464e601bd1019d791a171b352b2ad0e203997b1e88c4726c5a8b0288c38d94f91c728828009692715b4d4a52376a

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

Filesize
818KB

MD5
f9dc587e63d92cc6c76c2eaa82fc6deb

SHA1
b6417cf0af988bed1f6bd3c56de58148ce16213d

SHA256
4a6bee5bae96fad16a1fe992fa36dda1ab19e65c8a68f5ffd9f8c02976e3c73e

SHA512
f03d751e959e2f09657d7df5f00846d19358cb16d44f1501e2c17bdab616606d4dcb25293650d06da8cacd8c87735fcac637b5d53b3b8d35c19946758287f335

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

Filesize
818KB

MD5
f9dc587e63d92cc6c76c2eaa82fc6deb

SHA1
b6417cf0af988bed1f6bd3c56de58148ce16213d

SHA256
4a6bee5bae96fad16a1fe992fa36dda1ab19e65c8a68f5ffd9f8c02976e3c73e

SHA512
f03d751e959e2f09657d7df5f00846d19358cb16d44f1501e2c17bdab616606d4dcb25293650d06da8cacd8c87735fcac637b5d53b3b8d35c19946758287f335

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

Filesize
818KB

MD5
c1341753813cb9610a5543e6037f69d3

SHA1
d5872f62b08d1768aca4f7f1bec14fad905882c2

SHA256
6e87cf21745fded553864dc8e1f3466ffab20c99701597b60d7916701ebbfdc8

SHA512
543e3a045a04f1034058dd4a9bdff62ad13c5e2af1925e337ed02825e290053ed9b65f03ce435597bf6ba6730225d8acd601d27f7f4e6945d33066ed9d71dec0

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

Filesize
818KB

MD5
c1341753813cb9610a5543e6037f69d3

SHA1
d5872f62b08d1768aca4f7f1bec14fad905882c2

SHA256
6e87cf21745fded553864dc8e1f3466ffab20c99701597b60d7916701ebbfdc8

SHA512
543e3a045a04f1034058dd4a9bdff62ad13c5e2af1925e337ed02825e290053ed9b65f03ce435597bf6ba6730225d8acd601d27f7f4e6945d33066ed9d71dec0

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

Filesize
818KB

MD5
45f21cdaeb6d423b940ccef9e728bba4

SHA1
b020bd4697a13b3661808a951c255207c810bc8a

SHA256
10c9bec9889d07c47d78172f5393b21c097feac6fd3911acb6587456a6df5d18

SHA512
973b2d46cc911827bd59e6102862b22281377bdc0c308f0b8348b490724a590e340d70c6c5781ac0f84531d10304b904f197e8f969f53ed7f3be58850753f6d3

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

Filesize
818KB

MD5
45f21cdaeb6d423b940ccef9e728bba4

SHA1
b020bd4697a13b3661808a951c255207c810bc8a

SHA256
10c9bec9889d07c47d78172f5393b21c097feac6fd3911acb6587456a6df5d18

SHA512
973b2d46cc911827bd59e6102862b22281377bdc0c308f0b8348b490724a590e340d70c6c5781ac0f84531d10304b904f197e8f969f53ed7f3be58850753f6d3

Download Submit
C:\Windows\System32\AILyWwJdkkkiwalj\DSJowq.dll

Filesize
818KB

MD5
c1341753813cb9610a5543e6037f69d3

SHA1
d5872f62b08d1768aca4f7f1bec14fad905882c2

SHA256
6e87cf21745fded553864dc8e1f3466ffab20c99701597b60d7916701ebbfdc8

SHA512
543e3a045a04f1034058dd4a9bdff62ad13c5e2af1925e337ed02825e290053ed9b65f03ce435597bf6ba6730225d8acd601d27f7f4e6945d33066ed9d71dec0

Download Submit
C:\Windows\System32\ERHymjGIWFYXcFQ\vwSFpAP.dll

Filesize
818KB

MD5
450444e585d6ecbe93c49299bead9908

SHA1
4fbb8532ddc3e8eeb5d4ddcd6ff6e5abebf278e0

SHA256
c20cf808446ab5bf04ad08d585b739d10971d14e643f6871c71d03c9e1013ac7

SHA512
0354c4aeb8341745bae6949005b06cd59a3b464e601bd1019d791a171b352b2ad0e203997b1e88c4726c5a8b0288c38d94f91c728828009692715b4d4a52376a

Download Submit
C:\Windows\System32\FoUnmoUTQYf\JajOi.dll

Filesize
818KB

MD5
45f21cdaeb6d423b940ccef9e728bba4

SHA1
b020bd4697a13b3661808a951c255207c810bc8a

SHA256
10c9bec9889d07c47d78172f5393b21c097feac6fd3911acb6587456a6df5d18

SHA512
973b2d46cc911827bd59e6102862b22281377bdc0c308f0b8348b490724a590e340d70c6c5781ac0f84531d10304b904f197e8f969f53ed7f3be58850753f6d3

Download Submit
C:\Windows\System32\XZMDwBpTLlx\WQQDEP.dll

Filesize
818KB

MD5
f9dc587e63d92cc6c76c2eaa82fc6deb

SHA1
b6417cf0af988bed1f6bd3c56de58148ce16213d

SHA256
4a6bee5bae96fad16a1fe992fa36dda1ab19e65c8a68f5ffd9f8c02976e3c73e

SHA512
f03d751e959e2f09657d7df5f00846d19358cb16d44f1501e2c17bdab616606d4dcb25293650d06da8cacd8c87735fcac637b5d53b3b8d35c19946758287f335

Download Submit
memory/2976-142-0x0000000180000000-0x0000000180030000-memory.dmp

Filesize
192KB

Download
memory/5116-132-0x00007FFC794B0000-0x00007FFC794C0000-memory.dmp

Filesize
64KB

Download
memory/5116-137-0x00007FFC773B0000-0x00007FFC773C0000-memory.dmp

Filesize
64KB

Download
memory/5116-136-0x00007FFC794B0000-0x00007FFC794C0000-memory.dmp

Filesize
64KB

Download
memory/5116-135-0x00007FFC794B0000-0x00007FFC794C0000-memory.dmp

Filesize
64KB

Download
memory/5116-134-0x00007FFC794B0000-0x00007FFC794C0000-memory.dmp

Filesize
64KB

Download
memory/5116-138-0x00007FFC773B0000-0x00007FFC773C0000-memory.dmp

Filesize
64KB

Download
memory/5116-133-0x00007FFC794B0000-0x00007FFC794C0000-memory.dmp

Filesize
64KB

Download