cbb58c8ec4847f0a43bf61a2e3dee71a9cc6e3f13f19a9faaac52e1c70d81258

General

Target

cbb58c8ec4847f0a43bf61a2e3dee71a9cc6e3f13f19a9faaac52e1c70d81258.xls
Size

40KB
MD5

55363fa1314c9c44cc6446a20ece8585
SHA1

f950881e3ed1d3539cbc5ec2cdeda601c5b29df5
SHA256

cbb58c8ec4847f0a43bf61a2e3dee71a9cc6e3f13f19a9faaac52e1c70d81258
SHA512

70d7df995965375c801cc1181c832cf0d7b52f731f69214a4ebaad9f6fb1cc2a1dddd04bba9b575c0778735a9e652e249dce7290f0d45bd5898d63c78fe37979
SSDEEP

768:pkZKpb8rGYrMPe3q7Q0XV5xtezEs/68/dgACCBn9kC+xbwcZfqG9tMvcVi1lA:p+Kpb8rGYrMPe3q7Q0XV5xtezEsi8/do

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://easiercommunications.com/wp-content/w/

xlm40.dropper

http://dulichdichvu.net/libraries/QhtrjCZymLp5EbqOdpKk/

xlm40.dropper

https://www.whow.fr/wp-includes/H54Fgj0tG/

xlm40.dropper

http://genccagdas.com.tr/assets/TTHOm833iNn3BxT/

xlm40.dropper

http://heaventechnologies.com.pk/apitest/xdeAU0rx26LT9I/

xlm40.dropper

http://goonboy.com/goonie/bSFz7Av/

Signatures

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

Processes:

regsvr32.exe

description	pid	pid_target	Process	procid_target
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	2408	964	regsvr32.exe	81

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

Processes:

EXCEL.EXE

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

Processes:

EXCEL.EXE

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

Processes:

EXCEL.EXE

pid	Process
964	EXCEL.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

EXCEL.EXE

pid	Process
964	EXCEL.EXE
964	EXCEL.EXE

Suspicious use of SetWindowsHookEx 14 IoCs

Processes:

EXCEL.EXE

pid	Process
964	EXCEL.EXE
964	EXCEL.EXE
964	EXCEL.EXE
964	EXCEL.EXE
964	EXCEL.EXE
964	EXCEL.EXE
964	EXCEL.EXE
964	EXCEL.EXE
964	EXCEL.EXE
964	EXCEL.EXE
964	EXCEL.EXE
964	EXCEL.EXE
964	EXCEL.EXE
964	EXCEL.EXE

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

EXCEL.EXE

description	pid	Process	procid_target
PID 964 wrote to memory of 2408	964	EXCEL.EXE	92
PID 964 wrote to memory of 2408	964	EXCEL.EXE	92

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\cbb58c8ec4847f0a43bf61a2e3dee71a9cc6e3f13f19a9faaac52e1c70d81258.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:964
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe ..\wurod.ocx
  2⤵
  - Process spawned unexpected child process
  PID:2408

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
78ec09b6f34f2a3a0760c6661c802468

SHA1
e06d15a13c978f4a295186ab375e7dba61eff5ad

SHA256
71988134589d19178b8ea3db7efceda6e668554cf4e463c48fa6a7a81bd932c6

SHA512
de51aad7d8b6aed195c1cdb14ee8fe14c60e4536f7d58b193d904a623ce8c2685427188c4a891e4c3ae3516cd11b1eca0b02a9bcea6e585ff63fae48f4122f18

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

Filesize
7KB

MD5
797e94343f2bd6d4cdea65cc8b1fdf00

SHA1
ad3aa4de0584f6e92e2cf571bc02eb4a8138ba66

SHA256
168c6189f01359d4d46c94a1681c214403f530d0c6d643154bc530b5e947407e

SHA512
92302d8b4e0c1ec95efafaf33c0e3248a4a071284691cf9b3d96d6f380ed668798cfda620a7389a76c9f1df07c25dd53d32cc26623f27f176f03f8b4eb8498d3

Download Submit
memory/964-12-0x00007FF949D50000-0x00007FF949F45000-memory.dmp

Filesize
2.0MB

Download
memory/964-13-0x00007FF949D50000-0x00007FF949F45000-memory.dmp

Filesize
2.0MB

Download
memory/964-4-0x00007FF949D50000-0x00007FF949F45000-memory.dmp

Filesize
2.0MB

Download
memory/964-6-0x00007FF949D50000-0x00007FF949F45000-memory.dmp

Filesize
2.0MB

Download
memory/964-5-0x00007FF909DD0000-0x00007FF909DE0000-memory.dmp

Filesize
64KB

Download
memory/964-9-0x00007FF949D50000-0x00007FF949F45000-memory.dmp

Filesize
2.0MB

Download
memory/964-8-0x00007FF949D50000-0x00007FF949F45000-memory.dmp

Filesize
2.0MB

Download
memory/964-10-0x00007FF907570000-0x00007FF907580000-memory.dmp

Filesize
64KB

Download
memory/964-0-0x00007FF909DD0000-0x00007FF909DE0000-memory.dmp

Filesize
64KB

Download
memory/964-2-0x00007FF909DD0000-0x00007FF909DE0000-memory.dmp

Filesize
64KB

Download
memory/964-11-0x00007FF949D50000-0x00007FF949F45000-memory.dmp

Filesize
2.0MB

Download
memory/964-14-0x00007FF907570000-0x00007FF907580000-memory.dmp

Filesize
64KB

Download
memory/964-16-0x00007FF949D50000-0x00007FF949F45000-memory.dmp

Filesize
2.0MB

Download
memory/964-15-0x00007FF949D50000-0x00007FF949F45000-memory.dmp

Filesize
2.0MB

Download
memory/964-7-0x00007FF909DD0000-0x00007FF909DE0000-memory.dmp

Filesize
64KB

Download
memory/964-44-0x00007FF949D50000-0x00007FF949F45000-memory.dmp

Filesize
2.0MB

Download
memory/964-45-0x00007FF949DED000-0x00007FF949DEE000-memory.dmp

Filesize
4KB

Download
memory/964-46-0x00007FF949D50000-0x00007FF949F45000-memory.dmp

Filesize
2.0MB

Download
memory/964-3-0x00007FF909DD0000-0x00007FF909DE0000-memory.dmp

Filesize
64KB

Download
memory/964-1-0x00007FF949DED000-0x00007FF949DEE000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads