8e0a750afb0de81e58c00a8abc9288777b326f8218c294e58e79d58f07985dc2

General

Target
SecuriteInfo.com.Trojan.GenericKDZ.75982.12766.924.xlsm
Size 158KB
Sample210902-xd3sbsedep
SHA256 8e0a750afb0de81e58c00a8abc9288777b326f8218c294e58e79d58f07985dc2
MD5 a453f8182d41fe407b8f3e5813c513e0
SHA1 9d0aae08eb462272e734c7bfefb4af6c69426d35
SHA512 26f4b853db4496cf2ee909d69b8911f40520fc82ece51791ac1a6733aeedd76594b497934724c01133226d9257d6907ba3010a9713d85449a33862d3c83f3e39
MD5 SHA1 SHA512

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	2696	3256	regsvr32.exe	68
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3128	3256	regsvr32.exe	68

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
3256	EXCEL.EXE

Suspicious use of SetWindowsHookEx 14 IoCs

pid	Process
3256	EXCEL.EXE
3256	EXCEL.EXE
3256	EXCEL.EXE
3256	EXCEL.EXE
3256	EXCEL.EXE
3256	EXCEL.EXE
3256	EXCEL.EXE
3256	EXCEL.EXE
3256	EXCEL.EXE
3256	EXCEL.EXE
3256	EXCEL.EXE
3256	EXCEL.EXE
3256	EXCEL.EXE
3256	EXCEL.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3256 wrote to memory of 2432	3256	EXCEL.EXE	76
PID 3256 wrote to memory of 2432	3256	EXCEL.EXE	76
PID 3256 wrote to memory of 2696	3256	EXCEL.EXE	81
PID 3256 wrote to memory of 2696	3256	EXCEL.EXE	81
PID 3256 wrote to memory of 3128	3256	EXCEL.EXE	82
PID 3256 wrote to memory of 3128	3256	EXCEL.EXE	82

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.GenericKDZ.75982.12766.924.xlsm"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3256
- C:\Windows\splwow64.exe
  C:\Windows\splwow64.exe 12288
  2⤵
  PID:2432
- C:\Windows\SYSTEM32\regsvr32.exe
  regsvr32 ..\cexyz1.dll
  2⤵
  - Process spawned unexpected child process
  PID:2696
- C:\Windows\SYSTEM32\regsvr32.exe
  regsvr32 ..\cexyz2.dll
  2⤵
  - Process spawned unexpected child process
  PID:3128

Network

MITRE ATT&CK Enterprise v6

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/3256-115-0x00007FF78A510000-0x00007FF78DAC6000-memory.dmp

Download

memory/3256-116-0x00007FF83E1E0000-0x00007FF83E1F0000-memory.dmp

Download

memory/3256-117-0x00007FF83E1E0000-0x00007FF83E1F0000-memory.dmp

Download

memory/3256-118-0x00007FF83E1E0000-0x00007FF83E1F0000-memory.dmp

Download

memory/3256-119-0x00007FF83E1E0000-0x00007FF83E1F0000-memory.dmp

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memory/3256-122-0x00007FF83E1E0000-0x00007FF83E1F0000-memory.dmp

Download

memory/3256-123-0x00007FF85E1F0000-0x00007FF85F2DE000-memory.dmp

Download

memory/3256-124-0x000001F9397E0000-0x000001F93B6D5000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads