3228d0c85b90aa9ec045f080a9ddbf1ea7125ed69cf841f93c57f5bcc0d5d30c

General

Target

0a405491e7327cb4991faca6178be623418b7fa748039d5962e5bd18495f727f.xls
Size

142KB
MD5

07bfa19545d6d3c85e1590898dfee26b
SHA1

67c16eb4780474e42b395e68eb6cfb43550ccbab
SHA256

0a405491e7327cb4991faca6178be623418b7fa748039d5962e5bd18495f727f
SHA512

b01089416f4d4e917472a94686f0c99954e4c5f9d1a369fbb1f33c298e1110ae14bcd333a55590cc8df74ff57fc61326813f0b45c39ecb13567fcc38795a083a
SSDEEP

3072:0VcKoSsxzNDZLDZjlbR868O8KoX5jSS7uDphYHceXVhca+fMHLtyeGxKx58wDCZE:4cKoSsxzNDZLDZjlbR868O8KoX5jSS7b

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://fyz10eijkl03mytjfb.com/index.gif

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	2860	2096	rundll32.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
2096	EXCEL.EXE

Suspicious use of SetWindowsHookEx 14 IoCs

pid	Process
2096	EXCEL.EXE
2096	EXCEL.EXE
2096	EXCEL.EXE
2096	EXCEL.EXE
2096	EXCEL.EXE
2096	EXCEL.EXE
2096	EXCEL.EXE
2096	EXCEL.EXE
2096	EXCEL.EXE
2096	EXCEL.EXE
2096	EXCEL.EXE
2096	EXCEL.EXE
2096	EXCEL.EXE
2096	EXCEL.EXE

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2096 wrote to memory of 2860	2096	EXCEL.EXE	89
PID 2096 wrote to memory of 2860	2096	EXCEL.EXE	89

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\0a405491e7327cb4991faca6178be623418b7fa748039d5962e5bd18495f727f.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2096
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 ..\xnxbcds.rty,DllRegisterServer
  2⤵
  - Process spawned unexpected child process
  PID:2860

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
688B

MD5
d97b252882ac2208718fa530a4536500

SHA1
65f5f867d513886597f3ce816b52ceba9164ce81

SHA256
f0aea5a03f5b6fc4a111d34b1b8807c0caef65cb22e352a09328963ec77d19c5

SHA512
c802d605cc0deeecff8c4e33ad8b2ddd313f2ca0c4fb63aa47ea0ea989b29edf4a43077a62cbce0e5e40832afe6d6cc7899f26537af5a39d1b72cba0e069437d

Download Submit
memory/2096-15-0x00007FFE40470000-0x00007FFE40480000-memory.dmp

Filesize
64KB

Download
memory/2096-6-0x00007FFE82690000-0x00007FFE82885000-memory.dmp

Filesize
2.0MB

Download
memory/2096-4-0x00007FFE42710000-0x00007FFE42720000-memory.dmp

Filesize
64KB

Download
memory/2096-5-0x00007FFE42710000-0x00007FFE42720000-memory.dmp

Filesize
64KB

Download
memory/2096-2-0x00007FFE42710000-0x00007FFE42720000-memory.dmp

Filesize
64KB

Download
memory/2096-9-0x00007FFE82690000-0x00007FFE82885000-memory.dmp

Filesize
2.0MB

Download
memory/2096-8-0x00007FFE82690000-0x00007FFE82885000-memory.dmp

Filesize
2.0MB

Download
memory/2096-13-0x00007FFE82690000-0x00007FFE82885000-memory.dmp

Filesize
2.0MB

Download
memory/2096-0-0x00007FFE42710000-0x00007FFE42720000-memory.dmp

Filesize
64KB

Download
memory/2096-12-0x00007FFE82690000-0x00007FFE82885000-memory.dmp

Filesize
2.0MB

Download
memory/2096-3-0x00007FFE42710000-0x00007FFE42720000-memory.dmp

Filesize
64KB

Download
memory/2096-14-0x00007FFE82690000-0x00007FFE82885000-memory.dmp

Filesize
2.0MB

Download
memory/2096-7-0x00007FFE82690000-0x00007FFE82885000-memory.dmp

Filesize
2.0MB

Download
memory/2096-16-0x00007FFE82690000-0x00007FFE82885000-memory.dmp

Filesize
2.0MB

Download
memory/2096-18-0x00007FFE40470000-0x00007FFE40480000-memory.dmp

Filesize
64KB

Download
memory/2096-17-0x00007FFE82690000-0x00007FFE82885000-memory.dmp

Filesize
2.0MB

Download
memory/2096-11-0x00007FFE82690000-0x00007FFE82885000-memory.dmp

Filesize
2.0MB

Download
memory/2096-10-0x00007FFE82690000-0x00007FFE82885000-memory.dmp

Filesize
2.0MB

Download
memory/2096-25-0x00007FFE82690000-0x00007FFE82885000-memory.dmp

Filesize
2.0MB

Download
memory/2096-26-0x00007FFE8272D000-0x00007FFE8272E000-memory.dmp

Filesize
4KB

Download
memory/2096-27-0x00007FFE82690000-0x00007FFE82885000-memory.dmp

Filesize
2.0MB

Download
memory/2096-28-0x00007FFE82690000-0x00007FFE82885000-memory.dmp

Filesize
2.0MB

Download
memory/2096-1-0x00007FFE8272D000-0x00007FFE8272E000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads