bb12502b055d2b5ec76c863fac4ac281d9f433ad1240699493ce3feae8143fa5

General

Target

bb12502b055d2b5ec76c863fac4ac281d9f433ad1240699493ce3feae8143fa5.xlsm
Size

46KB
MD5

18abc59ed3011fe6d105283674a6aecd
SHA1

22818eb190111b5d0a6fd3fe6b7d445e4b1b8bc5
SHA256

bb12502b055d2b5ec76c863fac4ac281d9f433ad1240699493ce3feae8143fa5
SHA512

5b69fd1cffac1a1921699a3412178d27638d7a64ef107dffc294cde65822d284b08160d0b836b2586a60e06402637d731a776095686394d51064523b2726f5ee
SSDEEP

768:EOo2ODOevZCwrvtzyzdDTKufT9nz0LTyY1NiMZFYpvrLeci3cr+Uh0VfpDDG:EOo1D+tT5fTR4Lh1NisFYBc3cr+UqVfo

Score

10^/10

discovery

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://gokcevizyon.com/sBaEb/

xlm40.dropper

http://henrysfreshroast.com/fxNufTnf3ox/

Signatures

Process spawned unexpected child process 1 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	1940	4460	regsvr32.exe	82

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

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

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
4460	EXCEL.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4460	EXCEL.EXE
4460	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
4460	EXCEL.EXE
4460	EXCEL.EXE
4460	EXCEL.EXE
4460	EXCEL.EXE
4460	EXCEL.EXE
4460	EXCEL.EXE
4460	EXCEL.EXE
4460	EXCEL.EXE
4460	EXCEL.EXE
4460	EXCEL.EXE
4460	EXCEL.EXE
4460	EXCEL.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4460 wrote to memory of 1940	4460	EXCEL.EXE	93
PID 4460 wrote to memory of 1940	4460	EXCEL.EXE	93
PID 4460 wrote to memory of 1940	4460	EXCEL.EXE	93

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\bb12502b055d2b5ec76c863fac4ac281d9f433ad1240699493ce3feae8143fa5.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:4460
- C:\Windows\SysWow64\regsvr32.exe
  C:\Windows\SysWow64\regsvr32.exe /s ..\sei.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:1940

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\sei.ocx

Filesize
56KB

MD5
d5cbf3235a39c09c9d292dafdf0393a5

SHA1
ae109e202e6f0965b47f38ee29b3725800939a9f

SHA256
208d15c175407bc56c9e1d1a6e31290cf8c04fe1da742e4ad0dbe06960b7f1dd

SHA512
202212aeb1cabe772e05ec7649b83be4a04b68b644a1621993e91e370dc0b9de268ea50f0dab3a74178ecb648d06b5173222d3ed1f0e31d04abeded020b079bd

Download Submit
memory/4460-12-0x00007FF965F80000-0x00007FF965F90000-memory.dmp

Filesize
64KB

Download
memory/4460-42-0x00007FF9A7FF0000-0x00007FF9A81E5000-memory.dmp

Filesize
2.0MB

Download
memory/4460-5-0x00007FF968070000-0x00007FF968080000-memory.dmp

Filesize
64KB

Download
memory/4460-4-0x00007FF968070000-0x00007FF968080000-memory.dmp

Filesize
64KB

Download
memory/4460-1-0x00007FF9A808D000-0x00007FF9A808E000-memory.dmp

Filesize
4KB

Download
memory/4460-9-0x00007FF9A7FF0000-0x00007FF9A81E5000-memory.dmp

Filesize
2.0MB

Download
memory/4460-8-0x00007FF9A7FF0000-0x00007FF9A81E5000-memory.dmp

Filesize
2.0MB

Download
memory/4460-7-0x00007FF9A7FF0000-0x00007FF9A81E5000-memory.dmp

Filesize
2.0MB

Download
memory/4460-6-0x00007FF9A7FF0000-0x00007FF9A81E5000-memory.dmp

Filesize
2.0MB

Download
memory/4460-10-0x00007FF9A7FF0000-0x00007FF9A81E5000-memory.dmp

Filesize
2.0MB

Download
memory/4460-11-0x00007FF965F80000-0x00007FF965F90000-memory.dmp

Filesize
64KB

Download
memory/4460-0-0x00007FF968070000-0x00007FF968080000-memory.dmp

Filesize
64KB

Download
memory/4460-3-0x00007FF968070000-0x00007FF968080000-memory.dmp

Filesize
64KB

Download
memory/4460-17-0x00007FF9A7FF0000-0x00007FF9A81E5000-memory.dmp

Filesize
2.0MB

Download
memory/4460-14-0x00007FF9A7FF0000-0x00007FF9A81E5000-memory.dmp

Filesize
2.0MB

Download
memory/4460-16-0x00007FF9A7FF0000-0x00007FF9A81E5000-memory.dmp

Filesize
2.0MB

Download
memory/4460-15-0x00007FF9A7FF0000-0x00007FF9A81E5000-memory.dmp

Filesize
2.0MB

Download
memory/4460-19-0x00007FF9A7FF0000-0x00007FF9A81E5000-memory.dmp

Filesize
2.0MB

Download
memory/4460-20-0x00007FF9A7FF0000-0x00007FF9A81E5000-memory.dmp

Filesize
2.0MB

Download
memory/4460-18-0x00007FF9A7FF0000-0x00007FF9A81E5000-memory.dmp

Filesize
2.0MB

Download
memory/4460-2-0x00007FF968070000-0x00007FF968080000-memory.dmp

Filesize
64KB

Download
memory/4460-13-0x00007FF9A7FF0000-0x00007FF9A81E5000-memory.dmp

Filesize
2.0MB

Download
memory/4460-43-0x00007FF9A808D000-0x00007FF9A808E000-memory.dmp

Filesize
4KB

Download
memory/4460-44-0x00007FF9A7FF0000-0x00007FF9A81E5000-memory.dmp

Filesize
2.0MB

Download
memory/4460-45-0x00007FF9A7FF0000-0x00007FF9A81E5000-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