615e421907dd0df60c97b502690fc57bdb08365122e3cafe79ac911e9f204feb

Analysis

max time kernel
138s
max time network
133s
platform
windows10_x64
resource
win10v200430
submitted
17/07/2020, 00:47

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General

Target

Services_rate_202051.xlsm
Size

42KB
MD5

3699b8a1b21b70074b0dde8499a69b20
SHA1

95c06737811298d9daa7cae20ef745ec5c25e1c9
SHA256

615e421907dd0df60c97b502690fc57bdb08365122e3cafe79ac911e9f204feb
SHA512

1787c9a1a46f02757f7273409514b7283dd13e91b8173c236ed311938b0d36192cb99d2c5c0b3bc87c7222858e00bdbfbb86855aee39a89db5d83897d38bdbfc

Score

10^/10

Malware Config

Signatures

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE

Enumerates connected drives 3 TTPs

Query Registry
T1012

Peripheral Device Discovery
T1120

System Information Discovery
T1082

Suspicious use of SetWindowsHookEx 15 IoCs

pid	Process
1508	EXCEL.EXE
1508	EXCEL.EXE
1508	EXCEL.EXE
1508	EXCEL.EXE
1508	EXCEL.EXE
1508	EXCEL.EXE
1508	EXCEL.EXE
1508	EXCEL.EXE
1508	EXCEL.EXE
1508	EXCEL.EXE
1508	EXCEL.EXE
1508	EXCEL.EXE
1508	EXCEL.EXE
1508	EXCEL.EXE
1508	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1508	EXCEL.EXE

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	3092	1508	rundll32.exe	67

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 1508 wrote to memory of 3092	1508	EXCEL.EXE	74
PID 1508 wrote to memory of 3092	1508	EXCEL.EXE	74

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\Services_rate_202051.xlsm"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of SetWindowsHookEx
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of WriteProcessMemory
PID:1508
- C:\Windows\System32\rundll32.exe
  "C:\Windows\System32\rundll32.exe" C:\QauJviJ\feHnFrv\fQxzUwC.dll,StartW
  2⤵
  - Process spawned unexpected child process
  PID:3092

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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