279214a98d2498268ddf5bbd6befc679535b915eeae6fc1aeece84f10f539c42

Analysis

max time kernel
141s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
04-10-2022 02:52

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General

Target

Toefl-Ibt托福分類字彙增訂版pdf.exe
Size

413KB
MD5

ffdf0b9d1e848d08a90ac137af2f95fe
SHA1

12bfd2656c9af248b09ba247454e0b311b713446
SHA256

95168bce6db5daaad1bae772ea4f7e9e35bad8a59811512d79e3c65a41b49fd0
SHA512

eff3d60fa424f6945fd8ce19a8896791da73630d513922090ffedd68204e2fb5a57812dbb4dc3c9f39ed4097313f6855c1828231fe966ef2c2975623215de8ad
SSDEEP

6144:C8lt7i6dsFY3DkexnCFqXF5wPRBuzbgwubpwVfKak:CUi6dsFY3DzCFqXYunn8

Score

7^/10

discovery spyware stealer

Malware Config

Signatures

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

5020 2604 WerFault.exe Toefl-Ibt托福分類字彙增訂版pdf.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Toefl-Ibt托福分類字彙增訂版pdf.exe

pid process

2604 Toefl-Ibt托福分類字彙增訂版pdf.exe
2604 Toefl-Ibt托福分類字彙增訂版pdf.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Toefl-Ibt托福分類字彙增訂版pdf.exe

description pid process

Token: SeDebugPrivilege 2604 Toefl-Ibt托福分類字彙增訂版pdf.exe

pid	pid_target	process	target process
5020	2604	WerFault.exe	Toefl-Ibt托福分類字彙增訂版pdf.exe

pid	process
2604	Toefl-Ibt托福分類字彙增訂版pdf.exe
2604	Toefl-Ibt托福分類字彙增訂版pdf.exe

description	pid	process
Token: SeDebugPrivilege	2604	Toefl-Ibt托福分類字彙增訂版pdf.exe

C:\Users\Admin\AppData\Local\Temp\Toefl-Ibt托福分類字彙增訂版pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Toefl-Ibt托福分類字彙增訂版pdf.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2604

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2604 -s 1780
2⤵
- Program crash
PID:5020

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2604 -ip 2604
1⤵
PID:4968

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/2604-132-0x00000000007EB000-0x000000000081C000-memory.dmp

Filesize
196KB

Download
memory/2604-133-0x00000000001C0000-0x00000000001FE000-memory.dmp

Filesize
248KB

Download
memory/2604-134-0x0000000000400000-0x0000000000468000-memory.dmp

Filesize
416KB

Download
memory/2604-135-0x0000000004B80000-0x0000000005124000-memory.dmp

Filesize
5.6MB

Download
memory/2604-136-0x0000000004A60000-0x0000000004AF2000-memory.dmp

Filesize
584KB

Download
memory/2604-137-0x0000000005350000-0x0000000005968000-memory.dmp

Filesize
6.1MB

Download
memory/2604-138-0x0000000005970000-0x0000000005A7A000-memory.dmp

Filesize
1.0MB

Download
memory/2604-139-0x00000000052E0000-0x00000000052F2000-memory.dmp

Filesize
72KB

Download
memory/2604-140-0x0000000005300000-0x000000000533C000-memory.dmp

Filesize
240KB

Download
memory/2604-141-0x00000000007EB000-0x000000000081C000-memory.dmp

Filesize
196KB

Download
memory/2604-142-0x00000000001C0000-0x00000000001FE000-memory.dmp

Filesize
248KB

Download
memory/2604-143-0x0000000000400000-0x0000000000468000-memory.dmp

Filesize
416KB

Download
memory/2604-144-0x0000000005D30000-0x0000000005D96000-memory.dmp

Filesize
408KB

Download
memory/2604-145-0x0000000006520000-0x00000000066E2000-memory.dmp

Filesize
1.8MB

Download
memory/2604-146-0x0000000006700000-0x0000000006C2C000-memory.dmp

Filesize
5.2MB

Download
memory/2604-147-0x0000000007010000-0x0000000007086000-memory.dmp

Filesize
472KB

Download
memory/2604-148-0x00000000070A0000-0x00000000070F0000-memory.dmp

Filesize
320KB

Download
memory/2604-149-0x00000000007EB000-0x000000000081C000-memory.dmp

Filesize
196KB

Download
memory/2604-150-0x0000000000400000-0x0000000000468000-memory.dmp

Filesize
416KB

Download