9c169ca388a7a887788bc93a019fda990522807ef96295fcca4f095d83887294

General

Target

9c169ca388a7a887788bc93a019fda990522807ef96295fcca4f095d83887294.xlsm
Size

73KB
MD5

63bbc9ecc8f888cc4dae01d99cb8cc03
SHA1

0caf6e088305e5b6c60b86098c88c322689a624b
SHA256

9c169ca388a7a887788bc93a019fda990522807ef96295fcca4f095d83887294
SHA512

33a9d5e5d7fd8b38a710da323103d93d346b4e2364951caf2d40f9eba70dced707fa17a1135237cc95efb2032cd3d7d18e920176a5d0cc7a60654e2f98bf9f0c
SSDEEP

1536:2LgT1WiXSto0NSVUINwtzLT7OMuuAe0yOcfpXZGsMlV6BD:x1WiCtzSmICpH7OZuvZGsM0

Score

10^/10

discovery

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://www.ankeoman.com/undercons_files/l88ETG/

xlm40.dropper

http://atbiotique.com/images/Luf2JK8NAHSkvg3H83g/

Signatures

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

Processes:

regsvr32.exe

description	pid	pid_target	process	target process
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4168	2440	regsvr32.exe	EXCEL.EXE

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
discovery

System Language Discovery
T1614.001

Processes:

regsvr32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language regsvr32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	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

Processes:

EXCEL.EXE

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

Processes:

EXCEL.EXE

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

Processes:

EXCEL.EXE

pid process

2440 EXCEL.EXE
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

EXCEL.EXE

pid process

2440 EXCEL.EXE
2440 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
2440	EXCEL.EXE
2440	EXCEL.EXE
2440	EXCEL.EXE
2440	EXCEL.EXE
2440	EXCEL.EXE
2440	EXCEL.EXE
2440	EXCEL.EXE
2440	EXCEL.EXE
2440	EXCEL.EXE
2440	EXCEL.EXE
2440	EXCEL.EXE
2440	EXCEL.EXE

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

EXCEL.EXE

description	pid	process	target process
PID 2440 wrote to memory of 4168	2440	EXCEL.EXE	regsvr32.exe
PID 2440 wrote to memory of 4168	2440	EXCEL.EXE	regsvr32.exe
PID 2440 wrote to memory of 4168	2440	EXCEL.EXE	regsvr32.exe

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\9c169ca388a7a887788bc93a019fda990522807ef96295fcca4f095d83887294.xlsm"
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:2440
- C:\Windows\SysWow64\regsvr32.exe
  C:\Windows\SysWow64\regsvr32.exe -s ..\ujg.dll
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:4168

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms

Filesize
1KB

MD5
a618375835dbdb341a116e62864bfc33

SHA1
76a2426c17a4dfd24197c061da00e330a2f869fb

SHA256
5d096aee027ef353ac6b5780d5d01abe8712afd17acdd1a4e99834e2e017ccfa

SHA512
ffc6d21683ae896a28b33338843d62d88c8324cbbfce3a9407a26f746e73252db4454cdea7b53e201acaf9b8096645e37850161c36755e677257f06acfbba0b4

Download Submit
C:\Users\Admin\ujg.dll

Filesize
6KB

MD5
c16ce81d99df3f8fcc14dee6884354cf

SHA1
7cbafe67db47973d52415430fcf7da87c0a6e9bf

SHA256
46edae29f49b47f8cd66b3ac609ad698a9a832c83710d2c536d0e63efe292770

SHA512
d8a7be3fff25e30f2c7362980b8018fdbaf87995918988a5ececd34fb2cd07580ce6c3318d8ac339483888796b721e2948b3937b712d11143221d76cd8cf6fc1

Download Submit
memory/2440-6-0x00007FFF0C430000-0x00007FFF0C625000-memory.dmp

Filesize
2.0MB

Download
memory/2440-2-0x00007FFECC4B0000-0x00007FFECC4C0000-memory.dmp

Filesize
64KB

Download
memory/2440-0-0x00007FFECC4B0000-0x00007FFECC4C0000-memory.dmp

Filesize
64KB

Download
memory/2440-5-0x00007FFECC4B0000-0x00007FFECC4C0000-memory.dmp

Filesize
64KB

Download
memory/2440-9-0x00007FFF0C430000-0x00007FFF0C625000-memory.dmp

Filesize
2.0MB

Download
memory/2440-11-0x00007FFF0C430000-0x00007FFF0C625000-memory.dmp

Filesize
2.0MB

Download
memory/2440-10-0x00007FFF0C430000-0x00007FFF0C625000-memory.dmp

Filesize
2.0MB

Download
memory/2440-8-0x00007FFF0C430000-0x00007FFF0C625000-memory.dmp

Filesize
2.0MB

Download
memory/2440-7-0x00007FFF0C430000-0x00007FFF0C625000-memory.dmp

Filesize
2.0MB

Download
memory/2440-14-0x00007FFF0C430000-0x00007FFF0C625000-memory.dmp

Filesize
2.0MB

Download
memory/2440-4-0x00007FFECC4B0000-0x00007FFECC4C0000-memory.dmp

Filesize
64KB

Download
memory/2440-1-0x00007FFECC4B0000-0x00007FFECC4C0000-memory.dmp

Filesize
64KB

Download
memory/2440-12-0x00007FFECA190000-0x00007FFECA1A0000-memory.dmp

Filesize
64KB

Download
memory/2440-15-0x00007FFF0C430000-0x00007FFF0C625000-memory.dmp

Filesize
2.0MB

Download
memory/2440-20-0x00007FFF0C430000-0x00007FFF0C625000-memory.dmp

Filesize
2.0MB

Download
memory/2440-19-0x00007FFF0C430000-0x00007FFF0C625000-memory.dmp

Filesize
2.0MB

Download
memory/2440-18-0x00007FFF0C430000-0x00007FFF0C625000-memory.dmp

Filesize
2.0MB

Download
memory/2440-17-0x00007FFF0C430000-0x00007FFF0C625000-memory.dmp

Filesize
2.0MB

Download
memory/2440-16-0x00007FFF0C430000-0x00007FFF0C625000-memory.dmp

Filesize
2.0MB

Download
memory/2440-3-0x00007FFF0C4CD000-0x00007FFF0C4CE000-memory.dmp

Filesize
4KB

Download
memory/2440-38-0x00007FFF0C430000-0x00007FFF0C625000-memory.dmp

Filesize
2.0MB

Download
memory/2440-39-0x00007FFF0C430000-0x00007FFF0C625000-memory.dmp

Filesize
2.0MB

Download
memory/2440-13-0x00007FFECA190000-0x00007FFECA1A0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads