32e52d829bbde235d7d00c6c1752f7ee5114de97eee59b22957d0adfab84c9e9

Resubmissions

28-07-2021 10:26

210728-zxttp3pqfx 10

28-07-2021 10:18

210728-elsasc7r46 10

27-07-2021 16:18

210727-n8hw3mm1ls 10

Analysis

max time kernel
144s
max time network
140s
platform
windows10_x64
resource
win10v20210410
submitted
27-07-2021 16:18

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Report Analysis Logs

General

Target

Purchase confirmation-6232.xlsm
Size

186KB
MD5

0c85b4bdd02961753b9a14cd9a75e945
SHA1

bbe0003a47b518f0ccc0d55c83328225b6b46b19
SHA256

32e52d829bbde235d7d00c6c1752f7ee5114de97eee59b22957d0adfab84c9e9
SHA512

8eb9b5d868c9b907433e7422c2929b819fdfacc70c5eaa05cfadc2cb92c3a52699f95751af35b7936d42c98ec3075b0b9d94ab97533526218a4e14a6ef30e9cc

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://feedbackdownload.download/44389,7571259259.jpg

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	target process
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	1920	3968	regsvr32.exe	EXCEL.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

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

3968 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
3968	EXCEL.EXE
3968	EXCEL.EXE
3968	EXCEL.EXE
3968	EXCEL.EXE
3968	EXCEL.EXE
3968	EXCEL.EXE
3968	EXCEL.EXE
3968	EXCEL.EXE
3968	EXCEL.EXE
3968	EXCEL.EXE
3968	EXCEL.EXE
3968	EXCEL.EXE

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

EXCEL.EXE

description	pid	process	target process
PID 3968 wrote to memory of 1920	3968	EXCEL.EXE	regsvr32.exe
PID 3968 wrote to memory of 1920	3968	EXCEL.EXE	regsvr32.exe

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\Purchase confirmation-6232.xlsm"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3968

C:\Windows\SYSTEM32\regsvr32.exe
regsvr32 -silent ..\ALBATROS.dll
2⤵
- Process spawned unexpected child process
PID:1920

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1920-271-0x0000000000000000-mapping.dmp

Download
memory/3968-114-0x00007FF78F0F0000-0x00007FF7926A6000-memory.dmp

Filesize
53.7MB

Download
memory/3968-115-0x00007FFDA2790000-0x00007FFDA27A0000-memory.dmp

Filesize
64KB

Download
memory/3968-116-0x00007FFDA2790000-0x00007FFDA27A0000-memory.dmp

Filesize
64KB

Download
memory/3968-117-0x00007FFDA2790000-0x00007FFDA27A0000-memory.dmp

Filesize
64KB

Download
memory/3968-118-0x00007FFDA2790000-0x00007FFDA27A0000-memory.dmp

Filesize
64KB

Download
memory/3968-121-0x00007FFDA2790000-0x00007FFDA27A0000-memory.dmp

Filesize
64KB

Download
memory/3968-122-0x00007FFDC2F80000-0x00007FFDC406E000-memory.dmp

Filesize
16.9MB

Download
memory/3968-123-0x00007FFDC0FC0000-0x00007FFDC2EB5000-memory.dmp

Filesize
31.0MB

Download