a0d0ba7eea1ef66cc6f390277fddc8352e183c1ed3fb498176d6f1b564ce18f6

General

Target
SecuriteInfo.com.Trojan.GenericKDZ.75982.11592.25211.xlsm
Size 158KB
Sample210902-xel6zabde2
SHA256 a0d0ba7eea1ef66cc6f390277fddc8352e183c1ed3fb498176d6f1b564ce18f6
MD5 2e9fb3832d516da00a08c51fb2b9dd65
SHA1 7ec43c88aadae6ba863676c11e27bef2c8d86d66
SHA512 0848e1cbad6d413f3c0443e33559244d5c05a8eb9159b63c371e247b194e826b5407008cdd80400e199913bfe3a54805f8829729b39763c4b748e6ffa6088b73
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	2172	4008	regsvr32.exe	68
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	2084	4008	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
4008	EXCEL.EXE

Suspicious use of SetWindowsHookEx 14 IoCs

pid	Process
4008	EXCEL.EXE
4008	EXCEL.EXE
4008	EXCEL.EXE
4008	EXCEL.EXE
4008	EXCEL.EXE
4008	EXCEL.EXE
4008	EXCEL.EXE
4008	EXCEL.EXE
4008	EXCEL.EXE
4008	EXCEL.EXE
4008	EXCEL.EXE
4008	EXCEL.EXE
4008	EXCEL.EXE
4008	EXCEL.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4008 wrote to memory of 3832	4008	EXCEL.EXE	76
PID 4008 wrote to memory of 3832	4008	EXCEL.EXE	76
PID 4008 wrote to memory of 2172	4008	EXCEL.EXE	81
PID 4008 wrote to memory of 2172	4008	EXCEL.EXE	81
PID 4008 wrote to memory of 2084	4008	EXCEL.EXE	82
PID 4008 wrote to memory of 2084	4008	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.75982.11592.25211.xlsm"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4008
- C:\Windows\splwow64.exe
  C:\Windows\splwow64.exe 12288
  2⤵
  PID:3832
- C:\Windows\SYSTEM32\regsvr32.exe
  regsvr32 ..\cexyz1.dll
  2⤵
  - Process spawned unexpected child process
  PID:2172
- C:\Windows\SYSTEM32\regsvr32.exe
  regsvr32 ..\cexyz2.dll
  2⤵
  - Process spawned unexpected child process
  PID:2084

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

Replay Monitor

Loading Replay Monitor...

Downloads

memory/4008-115-0x00007FF7CFAB0000-0x00007FF7D3066000-memory.dmp

Download

memory/4008-116-0x00007FFA16420000-0x00007FFA16430000-memory.dmp

Download

memory/4008-117-0x00007FFA16420000-0x00007FFA16430000-memory.dmp

Download

memory/4008-118-0x00007FFA16420000-0x00007FFA16430000-memory.dmp

Download

memory/4008-119-0x00007FFA16420000-0x00007FFA16430000-memory.dmp

Download

memory/4008-120-0x00007FFA16420000-0x00007FFA16430000-memory.dmp

Download

memory/4008-123-0x00007FFA376D0000-0x00007FFA387BE000-memory.dmp

Download

memory/4008-124-0x00007FFA357D0000-0x00007FFA376C5000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads