f1baa84e0f742fd8fcd8025f8dc46b981e11a95ff952cf8e3f499ad1f91ab7d3

General

Target

f1baa84e0f742fd8fcd8025f8dc46b981e11a95ff952cf8e3f499ad1f91ab7d3.xlsm
Size

46KB
MD5

2acc3ff4d4b261247e6030dfe128bbbd
SHA1

2afadf1acc9201c6569592af06e3a524fab647cc
SHA256

f1baa84e0f742fd8fcd8025f8dc46b981e11a95ff952cf8e3f499ad1f91ab7d3
SHA512

3f3be9680fbc828a6ef68de5879402c9aaeb728b4e6f13ac230f2979342f9c40e6d3d833b101941910b623a9b544fb3d5f44eeefe210e1df106b73fc605197f9
SSDEEP

768:QOo2ODOevZCwrvtzyzdDTKufT9nz0LTyY1NiMZFYpvrLeci3cr+Uh0VfpDDG:QOo1D+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	3824	3140	regsvr32.exe	81

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
3140	EXCEL.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3140	EXCEL.EXE
3140	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
3140	EXCEL.EXE
3140	EXCEL.EXE
3140	EXCEL.EXE
3140	EXCEL.EXE
3140	EXCEL.EXE
3140	EXCEL.EXE
3140	EXCEL.EXE
3140	EXCEL.EXE
3140	EXCEL.EXE
3140	EXCEL.EXE
3140	EXCEL.EXE
3140	EXCEL.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3140 wrote to memory of 3824	3140	EXCEL.EXE	90
PID 3140 wrote to memory of 3824	3140	EXCEL.EXE	90
PID 3140 wrote to memory of 3824	3140	EXCEL.EXE	90

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\f1baa84e0f742fd8fcd8025f8dc46b981e11a95ff952cf8e3f499ad1f91ab7d3.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:3140
- 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:3824

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
4KB

MD5
683971f1ccebb383520a54e1217e4ff3

SHA1
6f77f6805e74ccc781a13a1190d7f2e2501b0c9e

SHA256
7d359b5407c85098a49ab09cd2146d82efb0ef6cb4b141ff44e62a300a007c8f

SHA512
8341d84bfb3b05bb5f71c7272f7598ca9165cd8af5ef7ca2e7f420ab9438de9df33cf60db9cf1ca9e5edb7c252ae666a1b380278885022377df3bbf01367d8dc

Download Submit
C:\Users\Admin\sei.ocx

Filesize
56KB

MD5
d5cbf3235a39c09c9d292dafdf0393a5

SHA1
ae109e202e6f0965b47f38ee29b3725800939a9f

SHA256
208d15c175407bc56c9e1d1a6e31290cf8c04fe1da742e4ad0dbe06960b7f1dd

SHA512
202212aeb1cabe772e05ec7649b83be4a04b68b644a1621993e91e370dc0b9de268ea50f0dab3a74178ecb648d06b5173222d3ed1f0e31d04abeded020b079bd

Download Submit
memory/3140-10-0x00007FFFB51D0000-0x00007FFFB53C5000-memory.dmp

Filesize
2.0MB

Download
memory/3140-43-0x00007FFFB51D0000-0x00007FFFB53C5000-memory.dmp

Filesize
2.0MB

Download
memory/3140-7-0x00007FFFB51D0000-0x00007FFFB53C5000-memory.dmp

Filesize
2.0MB

Download
memory/3140-5-0x00007FFF75250000-0x00007FFF75260000-memory.dmp

Filesize
64KB

Download
memory/3140-6-0x00007FFFB51D0000-0x00007FFFB53C5000-memory.dmp

Filesize
2.0MB

Download
memory/3140-2-0x00007FFF75250000-0x00007FFF75260000-memory.dmp

Filesize
64KB

Download
memory/3140-0-0x00007FFF75250000-0x00007FFF75260000-memory.dmp

Filesize
64KB

Download
memory/3140-1-0x00007FFFB526D000-0x00007FFFB526E000-memory.dmp

Filesize
4KB

Download
memory/3140-11-0x00007FFFB51D0000-0x00007FFFB53C5000-memory.dmp

Filesize
2.0MB

Download
memory/3140-12-0x00007FFFB51D0000-0x00007FFFB53C5000-memory.dmp

Filesize
2.0MB

Download
memory/3140-3-0x00007FFF75250000-0x00007FFF75260000-memory.dmp

Filesize
64KB

Download
memory/3140-8-0x00007FFFB51D0000-0x00007FFFB53C5000-memory.dmp

Filesize
2.0MB

Download
memory/3140-16-0x00007FFF731C0000-0x00007FFF731D0000-memory.dmp

Filesize
64KB

Download
memory/3140-15-0x00007FFFB51D0000-0x00007FFFB53C5000-memory.dmp

Filesize
2.0MB

Download
memory/3140-13-0x00007FFFB51D0000-0x00007FFFB53C5000-memory.dmp

Filesize
2.0MB

Download
memory/3140-19-0x00007FFFB51D0000-0x00007FFFB53C5000-memory.dmp

Filesize
2.0MB

Download
memory/3140-18-0x00007FFFB51D0000-0x00007FFFB53C5000-memory.dmp

Filesize
2.0MB

Download
memory/3140-17-0x00007FFFB51D0000-0x00007FFFB53C5000-memory.dmp

Filesize
2.0MB

Download
memory/3140-9-0x00007FFFB51D0000-0x00007FFFB53C5000-memory.dmp

Filesize
2.0MB

Download
memory/3140-41-0x00007FFFB51D0000-0x00007FFFB53C5000-memory.dmp

Filesize
2.0MB

Download
memory/3140-42-0x00007FFFB526D000-0x00007FFFB526E000-memory.dmp

Filesize
4KB

Download
memory/3140-14-0x00007FFF731C0000-0x00007FFF731D0000-memory.dmp

Filesize
64KB

Download
memory/3140-44-0x00007FFFB51D0000-0x00007FFFB53C5000-memory.dmp

Filesize
2.0MB

Download
memory/3140-4-0x00007FFF75250000-0x00007FFF75260000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads