922d9b9625b73e108c9faca69fe0d2fb518a42abf09bf5f1ef78e475bbc5cf71

General

Target

922d9b9625b73e108c9faca69fe0d2fb518a42abf09bf5f1ef78e475bbc5cf71.xls
Size

94KB
MD5

6bd7cb35ad2cca70050ed677b627304c
SHA1

afbb1c91fc2d4f553e2f3d0b9c80b3436f795701
SHA256

922d9b9625b73e108c9faca69fe0d2fb518a42abf09bf5f1ef78e475bbc5cf71
SHA512

5b9d7e3837f5ae7b4cc8cf6edc6199707e803997d2d7a2008a73e19bd741195f6a170ec7f397e2480f0f16f70f98c3e995a75d66c71bf72206e43ace446231ff
SSDEEP

1536:JsKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgSUZx6FyxC3YGbl7BgWDFsqtNhWmDJdWh:6Kpb8rGYrMPe3q7Q0XV5xtezEsi8/dgZ

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://bosny.com/aspnet_client/NGTx1FUzq/

xlm40.dropper

https://www.berekethaber.com/hatax/c7crGdejW4380ORuxqR/

xlm40.dropper

https://bulldogironworksllc.com/temp/BBh5HHpei/

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	4224	3772	regsvr32.exe	82
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4668	3772	regsvr32.exe	82
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4440	3772	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
3772	EXCEL.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3772	EXCEL.EXE
3772	EXCEL.EXE

Suspicious use of SetWindowsHookEx 14 IoCs

pid	Process
3772	EXCEL.EXE
3772	EXCEL.EXE
3772	EXCEL.EXE
3772	EXCEL.EXE
3772	EXCEL.EXE
3772	EXCEL.EXE
3772	EXCEL.EXE
3772	EXCEL.EXE
3772	EXCEL.EXE
3772	EXCEL.EXE
3772	EXCEL.EXE
3772	EXCEL.EXE
3772	EXCEL.EXE
3772	EXCEL.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3772 wrote to memory of 4224	3772	EXCEL.EXE	93
PID 3772 wrote to memory of 4224	3772	EXCEL.EXE	93
PID 3772 wrote to memory of 4668	3772	EXCEL.EXE	96
PID 3772 wrote to memory of 4668	3772	EXCEL.EXE	96
PID 3772 wrote to memory of 4440	3772	EXCEL.EXE	97
PID 3772 wrote to memory of 4440	3772	EXCEL.EXE	97

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\922d9b9625b73e108c9faca69fe0d2fb518a42abf09bf5f1ef78e475bbc5cf71.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:3772
- C:\Windows\SYSTEM32\regsvr32.exe
  regsvr32 C:\Uduw\soam1.OCX
  2⤵
  - Process spawned unexpected child process
  PID:4224
- C:\Windows\SYSTEM32\regsvr32.exe
  regsvr32 C:\Uduw\soam2.OCX
  2⤵
  - Process spawned unexpected child process
  PID:4668
- C:\Windows\SYSTEM32\regsvr32.exe
  regsvr32 C:\Uduw\soam3.OCX
  2⤵
  - Process spawned unexpected child process
  PID:4440

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
61b40e053ee3131821ec1b3d4503369a

SHA1
02abe0f57a3fb25ecee8258f8f8db24e30d1c41b

SHA256
7863d50551ab88f21039118f1b4cdd9013bf1d39cb704a139385a8377bccac22

SHA512
69450829a33ae3d2503641251fafde0601b6790ee39666e53b0f5644c6a4293d6abc86f14ba58e0e5c228203fd2722a8849fc8aa989ad9333e80217fdbaa5446

Download Submit
memory/3772-7-0x00007FFB84990000-0x00007FFB84B85000-memory.dmp

Filesize
2.0MB

Download
memory/3772-13-0x00007FFB84990000-0x00007FFB84B85000-memory.dmp

Filesize
2.0MB

Download
memory/3772-6-0x00007FFB84990000-0x00007FFB84B85000-memory.dmp

Filesize
2.0MB

Download
memory/3772-8-0x00007FFB84990000-0x00007FFB84B85000-memory.dmp

Filesize
2.0MB

Download
memory/3772-9-0x00007FFB84990000-0x00007FFB84B85000-memory.dmp

Filesize
2.0MB

Download
memory/3772-12-0x00007FFB84990000-0x00007FFB84B85000-memory.dmp

Filesize
2.0MB

Download
memory/3772-0-0x00007FFB44A10000-0x00007FFB44A20000-memory.dmp

Filesize
64KB

Download
memory/3772-14-0x00007FFB42650000-0x00007FFB42660000-memory.dmp

Filesize
64KB

Download
memory/3772-11-0x00007FFB84990000-0x00007FFB84B85000-memory.dmp

Filesize
2.0MB

Download
memory/3772-10-0x00007FFB84990000-0x00007FFB84B85000-memory.dmp

Filesize
2.0MB

Download
memory/3772-4-0x00007FFB44A10000-0x00007FFB44A20000-memory.dmp

Filesize
64KB

Download
memory/3772-15-0x00007FFB42650000-0x00007FFB42660000-memory.dmp

Filesize
64KB

Download
memory/3772-18-0x00007FFB84990000-0x00007FFB84B85000-memory.dmp

Filesize
2.0MB

Download
memory/3772-16-0x00007FFB84990000-0x00007FFB84B85000-memory.dmp

Filesize
2.0MB

Download
memory/3772-19-0x00007FFB84990000-0x00007FFB84B85000-memory.dmp

Filesize
2.0MB

Download
memory/3772-5-0x00007FFB44A10000-0x00007FFB44A20000-memory.dmp

Filesize
64KB

Download
memory/3772-17-0x00007FFB84990000-0x00007FFB84B85000-memory.dmp

Filesize
2.0MB

Download
memory/3772-3-0x00007FFB44A10000-0x00007FFB44A20000-memory.dmp

Filesize
64KB

Download
memory/3772-2-0x00007FFB44A10000-0x00007FFB44A20000-memory.dmp

Filesize
64KB

Download
memory/3772-46-0x00007FFB84990000-0x00007FFB84B85000-memory.dmp

Filesize
2.0MB

Download
memory/3772-47-0x00007FFB84A2D000-0x00007FFB84A2E000-memory.dmp

Filesize
4KB

Download
memory/3772-48-0x00007FFB84990000-0x00007FFB84B85000-memory.dmp

Filesize
2.0MB

Download
memory/3772-49-0x00007FFB84990000-0x00007FFB84B85000-memory.dmp

Filesize
2.0MB

Download
memory/3772-1-0x00007FFB84A2D000-0x00007FFB84A2E000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads