f7fe0b64c09f0dc6a63f5fe3ea0ebf9e3329c06283a6a5843acae5c8ce5d51d2

General

Target

5538c334e1930b981a0dd1ce22daca63.xlsm
Size

158KB
MD5

5538c334e1930b981a0dd1ce22daca63
SHA1

49521d350ad5302f36905c73c9afbe90bfd80cea
SHA256

f7fe0b64c09f0dc6a63f5fe3ea0ebf9e3329c06283a6a5843acae5c8ce5d51d2
SHA512

b8b2f8afc13e839eefa39224007cade750d08306b1a68def48e1cb571528b50aede2d7856175bd38a65f93ae1ffac13b46f8f3ccc3772e3418cf27b898b018f3
SSDEEP

3072:lHlTkdm3bGeAxidxVymd1xXPMU9VlUBWA6CFvA7bRCxAVIKKNB:lFTkeGKdxVyWxfMU3liWA6FsYq

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://biopaten.no/xeBP8Oj5/gg.html

xlm40.dropper

https://beartoothkawasaki.com/QJT19jhtwHt/gg.html

Signatures

Process spawned unexpected child process 2 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	4072	3732	regsvr32.exe	50
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3212	3732	regsvr32.exe	50

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
3732	EXCEL.EXE

Suspicious use of SetWindowsHookEx 14 IoCs

pid	Process
3732	EXCEL.EXE
3732	EXCEL.EXE
3732	EXCEL.EXE
3732	EXCEL.EXE
3732	EXCEL.EXE
3732	EXCEL.EXE
3732	EXCEL.EXE
3732	EXCEL.EXE
3732	EXCEL.EXE
3732	EXCEL.EXE
3732	EXCEL.EXE
3732	EXCEL.EXE
3732	EXCEL.EXE
3732	EXCEL.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3732 wrote to memory of 3268	3732	EXCEL.EXE	92
PID 3732 wrote to memory of 3268	3732	EXCEL.EXE	92
PID 3732 wrote to memory of 4072	3732	EXCEL.EXE	98
PID 3732 wrote to memory of 4072	3732	EXCEL.EXE	98
PID 3732 wrote to memory of 3212	3732	EXCEL.EXE	99
PID 3732 wrote to memory of 3212	3732	EXCEL.EXE	99

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\5538c334e1930b981a0dd1ce22daca63.xlsm"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3732
- C:\Windows\splwow64.exe
  C:\Windows\splwow64.exe 12288
  2⤵
  PID:3268
- C:\Windows\SYSTEM32\regsvr32.exe
  regsvr32 ..\cexyz1.dll
  2⤵
  - Process spawned unexpected child process
  PID:4072
- C:\Windows\SYSTEM32\regsvr32.exe
  regsvr32 ..\cexyz2.dll
  2⤵
  - Process spawned unexpected child process
  PID:3212

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc
1⤵
PID:548

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3732-0-0x00007FFCFE0D0000-0x00007FFCFE0E0000-memory.dmp

Filesize
64KB

Download
memory/3732-1-0x00007FFCFE0D0000-0x00007FFCFE0E0000-memory.dmp

Filesize
64KB

Download
memory/3732-3-0x00007FFCFE0D0000-0x00007FFCFE0E0000-memory.dmp

Filesize
64KB

Download
memory/3732-2-0x00007FFD3E050000-0x00007FFD3E245000-memory.dmp

Filesize
2.0MB

Download
memory/3732-9-0x00007FFD3E050000-0x00007FFD3E245000-memory.dmp

Filesize
2.0MB

Download
memory/3732-14-0x00007FFD3E050000-0x00007FFD3E245000-memory.dmp

Filesize
2.0MB

Download
memory/3732-18-0x00007FFD3E050000-0x00007FFD3E245000-memory.dmp

Filesize
2.0MB

Download
memory/3732-17-0x00007FFCFBEE0000-0x00007FFCFBEF0000-memory.dmp

Filesize
64KB

Download
memory/3732-20-0x00007FFD3E050000-0x00007FFD3E245000-memory.dmp

Filesize
2.0MB

Download
memory/3732-22-0x00007FFD3E050000-0x00007FFD3E245000-memory.dmp

Filesize
2.0MB

Download
memory/3732-21-0x00007FFD3E050000-0x00007FFD3E245000-memory.dmp

Filesize
2.0MB

Download
memory/3732-19-0x00007FFD3E050000-0x00007FFD3E245000-memory.dmp

Filesize
2.0MB

Download
memory/3732-16-0x00007FFD3E050000-0x00007FFD3E245000-memory.dmp

Filesize
2.0MB

Download
memory/3732-15-0x00007FFD3E050000-0x00007FFD3E245000-memory.dmp

Filesize
2.0MB

Download
memory/3732-13-0x00007FFD3E050000-0x00007FFD3E245000-memory.dmp

Filesize
2.0MB

Download
memory/3732-12-0x00007FFD3E050000-0x00007FFD3E245000-memory.dmp

Filesize
2.0MB

Download
memory/3732-11-0x00007FFCFBEE0000-0x00007FFCFBEF0000-memory.dmp

Filesize
64KB

Download
memory/3732-10-0x00007FFD3E050000-0x00007FFD3E245000-memory.dmp

Filesize
2.0MB

Download
memory/3732-8-0x00007FFD3E050000-0x00007FFD3E245000-memory.dmp

Filesize
2.0MB

Download
memory/3732-7-0x00007FFCFE0D0000-0x00007FFCFE0E0000-memory.dmp

Filesize
64KB

Download
memory/3732-6-0x00007FFD3E050000-0x00007FFD3E245000-memory.dmp

Filesize
2.0MB

Download
memory/3732-5-0x00007FFCFE0D0000-0x00007FFCFE0E0000-memory.dmp

Filesize
64KB

Download
memory/3732-4-0x00007FFD3E050000-0x00007FFD3E245000-memory.dmp

Filesize
2.0MB

Download
memory/3732-41-0x00007FFD3E050000-0x00007FFD3E245000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads