ba5b8457cf95a02cd6f81c14c33bcfae37c2fff8dcb92878debadcd2b2476ce3

General

Target

ba5b8457cf95a02cd6f81c14c33bcfae37c2fff8dcb92878debadcd2b2476ce3.xlsm
Size

45KB
MD5

b9c70507bb9802c06ebc96455bb9d160
SHA1

21c259611e2ce608da395ce59a7bcd53b07a0dbc
SHA256

ba5b8457cf95a02cd6f81c14c33bcfae37c2fff8dcb92878debadcd2b2476ce3
SHA512

3685d058090d44cccee19131447d6c58a19478d99323eb727c5cbd01f203e4e90cda97291503fba891fcee080654f3c23f6893917b4b6a170b00e5ad28569745
SSDEEP

768:EBXcCsqi1O3bQkzdDTKufT9nz0LTyY1NiMZFYpvrLeci3cr+U60Us:EBXcC5iybdtT5fTR4Lh1NisFYBc3cr+A

Score

10^/10

discovery

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://sorathlions.com/tmp/FlTSgo/

xlm40.dropper

http://www.ajaxmatters.com/c7g8t/vkw42Xr0hItVeGsaO9D/

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	1208	1492	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\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1492	EXCEL.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1492	EXCEL.EXE
1492	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
1492	EXCEL.EXE
1492	EXCEL.EXE
1492	EXCEL.EXE
1492	EXCEL.EXE
1492	EXCEL.EXE
1492	EXCEL.EXE
1492	EXCEL.EXE
1492	EXCEL.EXE
1492	EXCEL.EXE
1492	EXCEL.EXE
1492	EXCEL.EXE
1492	EXCEL.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1492 wrote to memory of 1208	1492	EXCEL.EXE	88
PID 1492 wrote to memory of 1208	1492	EXCEL.EXE	88
PID 1492 wrote to memory of 1208	1492	EXCEL.EXE	88

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\ba5b8457cf95a02cd6f81c14c33bcfae37c2fff8dcb92878debadcd2b2476ce3.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:1492
- C:\Windows\SysWow64\regsvr32.exe
  C:\Windows\SysWow64\regsvr32.exe -s ..\xda.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:1208

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
1KB

MD5
af91e8940f353404c590e51eb3442ef2

SHA1
af0f9dd5617f8f3c39655265efcef857711d9d8c

SHA256
b68d3c136b93a6e1f18b270cdc75dceb05a9fd5be06354b64e597d1766047675

SHA512
a47c4259b80ba08d98ae68790c0d7726c4ff6e9f056b4c030b6717164f97743326931899243c5370cd55edc8c54fbc0a87833d1aac79643a5e1491097b9234ee

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

Filesize
23KB

MD5
4ed8ca5542b641fddd200acebadf4e3c

SHA1
41fd7fb6cb84805fbc229cbf13620f80a5008003

SHA256
3f03ee986c82c3be72da6272448f92d97426f53e07079334edeb502f6386cc33

SHA512
866719609b7200cdd4d97b6a83d7fb6424d3900b555e23d2db8744539b1ae204c0da0a5e595c676ee4cad7df3f743aad1e746c750cd30afe3a74d89bf188979a

Download Submit
memory/1492-4-0x00007FF9C6710000-0x00007FF9C6720000-memory.dmp

Filesize
64KB

Download
memory/1492-2-0x00007FF9C6710000-0x00007FF9C6720000-memory.dmp

Filesize
64KB

Download
memory/1492-1-0x00007FFA0672D000-0x00007FFA0672E000-memory.dmp

Filesize
4KB

Download
memory/1492-11-0x00007FFA06690000-0x00007FFA06885000-memory.dmp

Filesize
2.0MB

Download
memory/1492-8-0x00007FFA06690000-0x00007FFA06885000-memory.dmp

Filesize
2.0MB

Download
memory/1492-12-0x00007FF9C4430000-0x00007FF9C4440000-memory.dmp

Filesize
64KB

Download
memory/1492-7-0x00007FFA06690000-0x00007FFA06885000-memory.dmp

Filesize
2.0MB

Download
memory/1492-6-0x00007FFA06690000-0x00007FFA06885000-memory.dmp

Filesize
2.0MB

Download
memory/1492-5-0x00007FF9C6710000-0x00007FF9C6720000-memory.dmp

Filesize
64KB

Download
memory/1492-13-0x00007FF9C4430000-0x00007FF9C4440000-memory.dmp

Filesize
64KB

Download
memory/1492-10-0x00007FFA06690000-0x00007FFA06885000-memory.dmp

Filesize
2.0MB

Download
memory/1492-9-0x00007FFA06690000-0x00007FFA06885000-memory.dmp

Filesize
2.0MB

Download
memory/1492-3-0x00007FF9C6710000-0x00007FF9C6720000-memory.dmp

Filesize
64KB

Download
memory/1492-17-0x00007FFA06690000-0x00007FFA06885000-memory.dmp

Filesize
2.0MB

Download
memory/1492-18-0x00007FFA06690000-0x00007FFA06885000-memory.dmp

Filesize
2.0MB

Download
memory/1492-19-0x00007FFA06690000-0x00007FFA06885000-memory.dmp

Filesize
2.0MB

Download
memory/1492-16-0x00007FFA06690000-0x00007FFA06885000-memory.dmp

Filesize
2.0MB

Download
memory/1492-15-0x00007FFA06690000-0x00007FFA06885000-memory.dmp

Filesize
2.0MB

Download
memory/1492-0-0x00007FF9C6710000-0x00007FF9C6720000-memory.dmp

Filesize
64KB

Download
memory/1492-41-0x00007FFA06690000-0x00007FFA06885000-memory.dmp

Filesize
2.0MB

Download
memory/1492-42-0x00007FFA0672D000-0x00007FFA0672E000-memory.dmp

Filesize
4KB

Download
memory/1492-46-0x00007FFA06690000-0x00007FFA06885000-memory.dmp

Filesize
2.0MB

Download
memory/1492-14-0x00007FFA06690000-0x00007FFA06885000-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