4f495c85863e638204114e72143b140cd3ac4386140bfb5d730deeb20b5c46f5

General

Target

4f495c85863e638204114e72143b140cd3ac4386140bfb5d730deeb20b5c46f5.xls
Size

96KB
MD5

e001712dd55e1b63b2789df03cac150c
SHA1

7339e829f3f4d0eab5cb4538fc87d7fbd26291f7
SHA256

4f495c85863e638204114e72143b140cd3ac4386140bfb5d730deeb20b5c46f5
SHA512

3d0c3d9638711d7b791f501670368472b1de554f8508828fd96e0a65de2f26d0dcce06d027fd182bd2361f4f209ff7a297d0d5bf8ff471bf82ac4ba59c072765
SSDEEP

1536:WkKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgEHuS4hcTO97v7UYdEJmi7:JKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgs

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://bpsjambi.id/about/CcN5IbuInPQ/

xlm40.dropper

https://greenlizard.co.za/amanah/pu8xeUOpqqq/

xlm40.dropper

https://akuntansi.itny.ac.id/asset/NH7qwRrn81Taa0VVqpx/

xlm40.dropper

https://www.yell.ge/nav_logo/x960wo3PHaIUm/

Signatures

Process spawned unexpected child process 4 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	1596	4212	regsvr32.exe	82
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	2212	4212	regsvr32.exe	82
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	5100	4212	regsvr32.exe	82
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	208	4212	regsvr32.exe	82

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
4212	EXCEL.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4212	EXCEL.EXE
4212	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
4212	EXCEL.EXE
4212	EXCEL.EXE
4212	EXCEL.EXE
4212	EXCEL.EXE
4212	EXCEL.EXE
4212	EXCEL.EXE
4212	EXCEL.EXE
4212	EXCEL.EXE
4212	EXCEL.EXE
4212	EXCEL.EXE
4212	EXCEL.EXE
4212	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4212 wrote to memory of 1596	4212	EXCEL.EXE	89
PID 4212 wrote to memory of 1596	4212	EXCEL.EXE	89
PID 4212 wrote to memory of 2212	4212	EXCEL.EXE	92
PID 4212 wrote to memory of 2212	4212	EXCEL.EXE	92
PID 4212 wrote to memory of 5100	4212	EXCEL.EXE	93
PID 4212 wrote to memory of 5100	4212	EXCEL.EXE	93
PID 4212 wrote to memory of 208	4212	EXCEL.EXE	96
PID 4212 wrote to memory of 208	4212	EXCEL.EXE	96

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\4f495c85863e638204114e72143b140cd3ac4386140bfb5d730deeb20b5c46f5.xls"
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:4212
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci1.ocx
  2⤵
  - Process spawned unexpected child process
  PID:1596
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci2.ocx
  2⤵
  - Process spawned unexpected child process
  PID:2212
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci3.ocx
  2⤵
  - Process spawned unexpected child process
  PID:5100
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci4.ocx
  2⤵
  - Process spawned unexpected child process
  PID:208

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

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
b282645ebc3a6f4e3c7fc12c07bc6e39

SHA1
4d5f9b6b8421c0c75d800138ed639156cca275ad

SHA256
4b8567e779f3e86f341f6e827b5aee15c832087b1c74236da64c2448b011f888

SHA512
e61a8572ea44581cc25f6c315496c32a6f4d5d7f2a793355fb44d7b616a99a366d21dcf1d150eebb31771cb5d7a64b6a347efc1defe17f8b747d8b54d5c15347

Download Submit
memory/4212-15-0x00007FFD2A150000-0x00007FFD2A345000-memory.dmp

Filesize
2.0MB

Download
memory/4212-3-0x00007FFCEA1D0000-0x00007FFCEA1E0000-memory.dmp

Filesize
64KB

Download
memory/4212-14-0x00007FFD2A150000-0x00007FFD2A345000-memory.dmp

Filesize
2.0MB

Download
memory/4212-5-0x00007FFCEA1D0000-0x00007FFCEA1E0000-memory.dmp

Filesize
64KB

Download
memory/4212-1-0x00007FFD2A1ED000-0x00007FFD2A1EE000-memory.dmp

Filesize
4KB

Download
memory/4212-6-0x00007FFD2A150000-0x00007FFD2A345000-memory.dmp

Filesize
2.0MB

Download
memory/4212-8-0x00007FFD2A150000-0x00007FFD2A345000-memory.dmp

Filesize
2.0MB

Download
memory/4212-10-0x00007FFD2A150000-0x00007FFD2A345000-memory.dmp

Filesize
2.0MB

Download
memory/4212-11-0x00007FFD2A150000-0x00007FFD2A345000-memory.dmp

Filesize
2.0MB

Download
memory/4212-9-0x00007FFD2A150000-0x00007FFD2A345000-memory.dmp

Filesize
2.0MB

Download
memory/4212-12-0x00007FFCE8110000-0x00007FFCE8120000-memory.dmp

Filesize
64KB

Download
memory/4212-7-0x00007FFD2A150000-0x00007FFD2A345000-memory.dmp

Filesize
2.0MB

Download
memory/4212-4-0x00007FFCEA1D0000-0x00007FFCEA1E0000-memory.dmp

Filesize
64KB

Download
memory/4212-2-0x00007FFCEA1D0000-0x00007FFCEA1E0000-memory.dmp

Filesize
64KB

Download
memory/4212-49-0x00007FFD2A150000-0x00007FFD2A345000-memory.dmp

Filesize
2.0MB

Download
memory/4212-17-0x00007FFD2A150000-0x00007FFD2A345000-memory.dmp

Filesize
2.0MB

Download
memory/4212-19-0x00007FFCE8110000-0x00007FFCE8120000-memory.dmp

Filesize
64KB

Download
memory/4212-16-0x00007FFD2A150000-0x00007FFD2A345000-memory.dmp

Filesize
2.0MB

Download
memory/4212-13-0x00007FFD2A150000-0x00007FFD2A345000-memory.dmp

Filesize
2.0MB

Download
memory/4212-47-0x00007FFD2A150000-0x00007FFD2A345000-memory.dmp

Filesize
2.0MB

Download
memory/4212-48-0x00007FFD2A1ED000-0x00007FFD2A1EE000-memory.dmp

Filesize
4KB

Download
memory/4212-18-0x00007FFD2A150000-0x00007FFD2A345000-memory.dmp

Filesize
2.0MB

Download
memory/4212-50-0x00007FFD2A150000-0x00007FFD2A345000-memory.dmp

Filesize
2.0MB

Download
memory/4212-51-0x00007FFD2A150000-0x00007FFD2A345000-memory.dmp

Filesize
2.0MB

Download
memory/4212-52-0x00007FFD2A150000-0x00007FFD2A345000-memory.dmp

Filesize
2.0MB

Download
memory/4212-53-0x00007FFD2A150000-0x00007FFD2A345000-memory.dmp

Filesize
2.0MB

Download
memory/4212-0-0x00007FFCEA1D0000-0x00007FFCEA1E0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads