68fded479f0aa3ccf1ecc4c95500eb42ab491a384462ea8afbab8a003650acb8

General

Target

68fded479f0aa3ccf1ecc4c95500eb42ab491a384462ea8afbab8a003650acb8.xls
Size

109KB
MD5

bd37d42a1c299f861e875b149ba63155
SHA1

0d61bf349b86b4498ec82e8a1ed96e5bf743ffba
SHA256

68fded479f0aa3ccf1ecc4c95500eb42ab491a384462ea8afbab8a003650acb8
SHA512

709db30be0ff454c00519957138352602390c3b110e6ab8cbd505d73c3594894ea1e1072ef0c85b941b5b9cf07721a063b7349658ae310712ae34dd59d594a2a
SSDEEP

1536:2eeeeq8nw8wzQzJtV8cbsQvPe8k1SUmZ9584fsSZWVbrzQ7Iu4kQx23SKUcJtXw8:NCWVbrzQ7INk3JXJtXw8

Score

10^/10

defense_evasion macro xlm

Malware Config

Signatures

Process spawned unexpected child process 3 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	2784	3236	cmd.exe	84
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	2964	3236	cmd.exe	84
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3612	3236	cmd.exe	84

Suspicious Office macro 1 IoCs

Office document equipped with 4.0 macros.

macro xlm

resource	yara_rule
behavioral2/files/0x0004000000022a93-98.dat	office_xlm_macros

Deletes itself 1 IoCs

pid	Process
3236	EXCEL.EXE

Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004

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

NTFS ADS 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Local\Temp\8C975E00\:Zone.Identifier:$DATA	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
3236	EXCEL.EXE

Suspicious use of SetWindowsHookEx 14 IoCs

pid	Process
3236	EXCEL.EXE
3236	EXCEL.EXE
3236	EXCEL.EXE
3236	EXCEL.EXE
3236	EXCEL.EXE
3236	EXCEL.EXE
3236	EXCEL.EXE
3236	EXCEL.EXE
3236	EXCEL.EXE
3236	EXCEL.EXE
3236	EXCEL.EXE
3236	EXCEL.EXE
3236	EXCEL.EXE
3236	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3236 wrote to memory of 2784	3236	EXCEL.EXE	90
PID 3236 wrote to memory of 2784	3236	EXCEL.EXE	90
PID 3236 wrote to memory of 3612	3236	EXCEL.EXE	91
PID 3236 wrote to memory of 3612	3236	EXCEL.EXE	91
PID 3236 wrote to memory of 2964	3236	EXCEL.EXE	92
PID 3236 wrote to memory of 2964	3236	EXCEL.EXE	92
PID 2784 wrote to memory of 1800	2784	cmd.exe	96
PID 2784 wrote to memory of 1800	2784	cmd.exe	96

Views/modifies file attributes 1 TTPs 1 IoCs

defense_evasion

Hidden Files and Directories

T1564.001

pid	Process
1800	attrib.exe

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\68fded479f0aa3ccf1ecc4c95500eb42ab491a384462ea8afbab8a003650acb8.xls"
1⤵
- Deletes itself
- Checks processor information in registry
- Enumerates system info in registry
- NTFS ADS
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3236
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c attrib -S -h "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
  2⤵
  - Process spawned unexpected child process
  - Suspicious use of WriteProcessMemory
  PID:2784
- - C:\Windows\system32\attrib.exe
    attrib -S -h "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
    3⤵
    - Views/modifies file attributes
    PID:1800
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c Del /F /Q "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
  2⤵
  - Process spawned unexpected child process
  PID:3612
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c RD /S /Q "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
  2⤵
  - Process spawned unexpected child process
  PID:2964

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Hide Artifacts

1

T1564

Hidden Files and Directories

1

T1564.001

Indicator Removal

1

T1070

File Deletion

1

T1070.004

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\68fded479f0aa3ccf1ecc4c95500eb42ab491a384462ea8afbab8a003650acb8.xls

Filesize
131KB

MD5
5bda0faa2c1a674dd8e6b69207cdce3d

SHA1
ed98076379c149d955dd1e2ceec4878c56d8f860

SHA256
5e7bfd3406aa1baa29bf48fe72f8b2947a1609120486a9a2c3661d64502b68af

SHA512
f749a9638a6f57fb21f92424954c85ef7c9ff8b83bf54d564025fd875697c2947e3b23ca5605cd9049721ed31473778f2e052595a96b3319913949fe56c681aa

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms

Filesize
1KB

MD5
94e92baf2b0f36410847ea7d38f0dd2a

SHA1
3a0eb5c00880ba8b752bc2c822982caae9b2cd82

SHA256
301c87b7b7ccebfb1ca9e09fcb784b0642bf9fa2b0c3b3d40c5f5c1645af42e9

SHA512
85b202a83199f5c4c5650d3e1e9d2374456a51c9bae8c8cf2843c9f02198c7d8290e25b5b8925c8949ca2182a81fec010dcfc166bc39240a0c739c1ff3bca922

Download Submit
memory/3236-14-0x00007FF984AF0000-0x00007FF984CE5000-memory.dmp

Filesize
2.0MB

Download
memory/3236-7-0x00007FF984AF0000-0x00007FF984CE5000-memory.dmp

Filesize
2.0MB

Download
memory/3236-4-0x00007FF944B70000-0x00007FF944B80000-memory.dmp

Filesize
64KB

Download
memory/3236-5-0x00007FF944B70000-0x00007FF944B80000-memory.dmp

Filesize
64KB

Download
memory/3236-6-0x00007FF984AF0000-0x00007FF984CE5000-memory.dmp

Filesize
2.0MB

Download
memory/3236-9-0x00007FF984AF0000-0x00007FF984CE5000-memory.dmp

Filesize
2.0MB

Download
memory/3236-13-0x00007FF984AF0000-0x00007FF984CE5000-memory.dmp

Filesize
2.0MB

Download
memory/3236-12-0x00007FF984AF0000-0x00007FF984CE5000-memory.dmp

Filesize
2.0MB

Download
memory/3236-11-0x00007FF984AF0000-0x00007FF984CE5000-memory.dmp

Filesize
2.0MB

Download
memory/3236-15-0x00007FF984AF0000-0x00007FF984CE5000-memory.dmp

Filesize
2.0MB

Download
memory/3236-17-0x00007FF984AF0000-0x00007FF984CE5000-memory.dmp

Filesize
2.0MB

Download
memory/3236-18-0x00007FF984AF0000-0x00007FF984CE5000-memory.dmp

Filesize
2.0MB

Download
memory/3236-16-0x00007FF942B10000-0x00007FF942B20000-memory.dmp

Filesize
64KB

Download
memory/3236-19-0x00007FF942B10000-0x00007FF942B20000-memory.dmp

Filesize
64KB

Download
memory/3236-1-0x00007FF984B8D000-0x00007FF984B8E000-memory.dmp

Filesize
4KB

Download
memory/3236-10-0x00007FF984AF0000-0x00007FF984CE5000-memory.dmp

Filesize
2.0MB

Download
memory/3236-2-0x00007FF944B70000-0x00007FF944B80000-memory.dmp

Filesize
64KB

Download
memory/3236-41-0x00007FF984AF0000-0x00007FF984CE5000-memory.dmp

Filesize
2.0MB

Download
memory/3236-8-0x00007FF984AF0000-0x00007FF984CE5000-memory.dmp

Filesize
2.0MB

Download
memory/3236-44-0x00007FF984AF0000-0x00007FF984CE5000-memory.dmp

Filesize
2.0MB

Download
memory/3236-53-0x00007FF984AF0000-0x00007FF984CE5000-memory.dmp

Filesize
2.0MB

Download
memory/3236-54-0x00007FF984AF0000-0x00007FF984CE5000-memory.dmp

Filesize
2.0MB

Download
memory/3236-55-0x00007FF984AF0000-0x00007FF984CE5000-memory.dmp

Filesize
2.0MB

Download
memory/3236-56-0x00007FF984AF0000-0x00007FF984CE5000-memory.dmp

Filesize
2.0MB

Download
memory/3236-3-0x00007FF944B70000-0x00007FF944B80000-memory.dmp

Filesize
64KB

Download
memory/3236-100-0x00007FF984AF0000-0x00007FF984CE5000-memory.dmp

Filesize
2.0MB

Download
memory/3236-101-0x00007FF984B8D000-0x00007FF984B8E000-memory.dmp

Filesize
4KB

Download
memory/3236-102-0x00007FF984AF0000-0x00007FF984CE5000-memory.dmp

Filesize
2.0MB

Download
memory/3236-103-0x00007FF984AF0000-0x00007FF984CE5000-memory.dmp

Filesize
2.0MB

Download
memory/3236-104-0x00007FF984AF0000-0x00007FF984CE5000-memory.dmp

Filesize
2.0MB

Download
memory/3236-105-0x00007FF984AF0000-0x00007FF984CE5000-memory.dmp

Filesize
2.0MB

Download
memory/3236-106-0x00007FF984AF0000-0x00007FF984CE5000-memory.dmp

Filesize
2.0MB

Download
memory/3236-0-0x00007FF944B70000-0x00007FF944B80000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads