stealc | b61de149a368f78dc76338a644958eb51d4efcd333b4e33485463c76f48fa1e2

Analysis

max time kernel
111s
max time network
100s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
28-04-2024 03:18

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General

Target

b61de149a368f78dc76338a644958eb51d4efcd333b4e33485463c76f48fa1e2.exe
Size

311KB
MD5

443feeee0d3620715ba9238b805d35de
SHA1

2a8676095b811f57eb96066f58a296ae25ed062b
SHA256

b61de149a368f78dc76338a644958eb51d4efcd333b4e33485463c76f48fa1e2
SHA512

45a9bbee864a1d72e56ef5d50ba5817500dc39317d3c81de6e76da93545cd420cea66c5d6c9d9b0b90208ec60cc118a9007efc233e7bc5d6a2b3a91445106a45
SSDEEP

3072:x1KcGuj3Wp2C3AxPhx2+lz2JqO3Xk9drc0IbMSdVua0+us9pmo/R9MwWF9lzkkZD:RKcCQc0Ok9dcNbRrE+rMo/R9M1LJODE

Score

10^/10

stealc discovery stealer

Malware Config

Extracted

Family

stealc

http://185.172.128.62

Attributes

url_path
/902e53a07830e030.php

Signatures

Stealc
Stealc is an infostealer written in C++.
stealer stealc
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

4172 2036 WerFault.exe b61de149a368f78dc76338a644958eb51d4efcd333b4e33485463c76f48fa1e2.exe

pid	pid_target	process	target process
4172	2036	WerFault.exe	b61de149a368f78dc76338a644958eb51d4efcd333b4e33485463c76f48fa1e2.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

b61de149a368f78dc76338a644958eb51d4efcd333b4e33485463c76f48fa1e2.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	b61de149a368f78dc76338a644958eb51d4efcd333b4e33485463c76f48fa1e2.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	b61de149a368f78dc76338a644958eb51d4efcd333b4e33485463c76f48fa1e2.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

b61de149a368f78dc76338a644958eb51d4efcd333b4e33485463c76f48fa1e2.exe

pid	process
2036	b61de149a368f78dc76338a644958eb51d4efcd333b4e33485463c76f48fa1e2.exe
2036	b61de149a368f78dc76338a644958eb51d4efcd333b4e33485463c76f48fa1e2.exe

C:\Users\Admin\AppData\Local\Temp\b61de149a368f78dc76338a644958eb51d4efcd333b4e33485463c76f48fa1e2.exe
"C:\Users\Admin\AppData\Local\Temp\b61de149a368f78dc76338a644958eb51d4efcd333b4e33485463c76f48fa1e2.exe"
1⤵
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:2036

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2036 -s 1292
2⤵
- Program crash
PID:4172

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 2036 -ip 2036
1⤵
PID:3260

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/2036-2-0x0000000001C40000-0x0000000001C67000-memory.dmp

Filesize
156KB

Download
memory/2036-1-0x0000000001CE0000-0x0000000001DE0000-memory.dmp

Filesize
1024KB

Download
memory/2036-3-0x0000000000400000-0x0000000001A19000-memory.dmp

Filesize
22.1MB

Download
memory/2036-4-0x0000000000400000-0x0000000001A19000-memory.dmp

Filesize
22.1MB

Download
memory/2036-5-0x0000000001CE0000-0x0000000001DE0000-memory.dmp

Filesize
1024KB

Download
memory/2036-6-0x0000000000400000-0x0000000001A19000-memory.dmp

Filesize
22.1MB

Download
memory/2036-9-0x0000000000400000-0x0000000001A19000-memory.dmp

Filesize
22.1MB

Download
memory/2036-11-0x0000000000400000-0x0000000001A19000-memory.dmp

Filesize
22.1MB

Download
memory/2036-13-0x0000000000400000-0x0000000001A19000-memory.dmp

Filesize
22.1MB

Download