stealc | a4bdb78b809c046918b1a97c3ed5cfffb3eca2eb7e3dec443d435f055de3ced0

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
23-10-2024 12:02

Target

2380-0-0x0000000000400000-0x0000000000661000-memory.exe
Size

2.4MB
MD5

242400eb28b044530768d6ed6c5f49bf
SHA1

3406febb17b11386db2277b2e4a11080b38808b8
SHA256

a4bdb78b809c046918b1a97c3ed5cfffb3eca2eb7e3dec443d435f055de3ced0
SHA512

b22b0a9de88fad2844469c7aee1e3f892b856e71e03f98670c3db6bbb0785c50ed67eb656e61c0830687aae1b3cb1fedd706d872e31cec3ecb1567e2ff4b62ea
SSDEEP

6144:S4is2YtUokCulxMfpbTXe38R4DFYnE7w+Uw3NKR9hU/:BtUoH3pXYYCFm4wx8KR

Score

10^/10

Stealc
Stealc is an infostealer written in C++.
stealer stealc
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1156 620 WerFault.exe 2380-0-0x0000000000400000-0x0000000000661000-memory.exe
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
discovery

System Language Discovery
T1614.001

Processes:

2380-0-0x0000000000400000-0x0000000000661000-memory.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2380-0-0x0000000000400000-0x0000000000661000-memory.exe

pid	pid_target	process	target process
1156	620	WerFault.exe	2380-0-0x0000000000400000-0x0000000000661000-memory.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2380-0-0x0000000000400000-0x0000000000661000-memory.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

2380-0-0x0000000000400000-0x0000000000661000-memory.exe

description	pid	process	target process
PID 620 wrote to memory of 1156	620	2380-0-0x0000000000400000-0x0000000000661000-memory.exe	WerFault.exe
PID 620 wrote to memory of 1156	620	2380-0-0x0000000000400000-0x0000000000661000-memory.exe	WerFault.exe
PID 620 wrote to memory of 1156	620	2380-0-0x0000000000400000-0x0000000000661000-memory.exe	WerFault.exe
PID 620 wrote to memory of 1156	620	2380-0-0x0000000000400000-0x0000000000661000-memory.exe	WerFault.exe

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 620 -s 36
2⤵
- Program crash
PID:1156

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

System Language Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

memory/620-0-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

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