stealc | ec2112fa3e7b6680d48cd0129b5364bd1eb76573235dc1eadc2282eaf3bb2709

General

Target

ec2112fa3e7b6680d48cd0129b5364bd1eb76573235dc1eadc2282eaf3bb2709.exe
Size

3.9MB
MD5

4ba424fcbd23c58e1ec6abf8e307eef0
SHA1

e216ed7deffbf2e172be86b2b3eb015ac8fccb23
SHA256

ec2112fa3e7b6680d48cd0129b5364bd1eb76573235dc1eadc2282eaf3bb2709
SHA512

f7cf58c2ea12dcc6ef9fe57af122bddd64685b4840205021ef1f70494785cb58b382e66a6b9bef37f295d332c02260f3297ccf9152586c25b6cdf334f5e53ae7
SSDEEP

98304:qy20g76NTTPs6deIF+iHtcbBt2VSFjUCaC:qy20K6NVdeIMiHmbeVS

Score

10^/10

stealc traf discovery stealer

Malware Config

Extracted

Family

stealc

Botnet

traf

C2

http://91.202.233.158

Attributes

url_path
/e96ea2db21fa9a1b.php

Signatures

Stealc
Stealc is an infostealer written in C++.
stealer stealc
Executes dropped EXE 1 IoCs

Processes:

svchost015.exe

pid process

2148 svchost015.exe
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

pid	process
2148	svchost015.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

ec2112fa3e7b6680d48cd0129b5364bd1eb76573235dc1eadc2282eaf3bb2709.exe

description	pid	process	target process
PID 3500 set thread context of 2148	3500	ec2112fa3e7b6680d48cd0129b5364bd1eb76573235dc1eadc2282eaf3bb2709.exe	svchost015.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3784 2148 WerFault.exe svchost015.exe

pid	pid_target	process	target process
3784	2148	WerFault.exe	svchost015.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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:

ec2112fa3e7b6680d48cd0129b5364bd1eb76573235dc1eadc2282eaf3bb2709.exesvchost015.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ec2112fa3e7b6680d48cd0129b5364bd1eb76573235dc1eadc2282eaf3bb2709.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost015.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:

svchost015.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	svchost015.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	svchost015.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

svchost015.exe

pid process

2148 svchost015.exe
2148 svchost015.exe

pid	process
2148	svchost015.exe
2148	svchost015.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

ec2112fa3e7b6680d48cd0129b5364bd1eb76573235dc1eadc2282eaf3bb2709.exe

description	pid	process	target process
PID 3500 wrote to memory of 2148	3500	ec2112fa3e7b6680d48cd0129b5364bd1eb76573235dc1eadc2282eaf3bb2709.exe	svchost015.exe
PID 3500 wrote to memory of 2148	3500	ec2112fa3e7b6680d48cd0129b5364bd1eb76573235dc1eadc2282eaf3bb2709.exe	svchost015.exe
PID 3500 wrote to memory of 2148	3500	ec2112fa3e7b6680d48cd0129b5364bd1eb76573235dc1eadc2282eaf3bb2709.exe	svchost015.exe
PID 3500 wrote to memory of 2148	3500	ec2112fa3e7b6680d48cd0129b5364bd1eb76573235dc1eadc2282eaf3bb2709.exe	svchost015.exe
PID 3500 wrote to memory of 2148	3500	ec2112fa3e7b6680d48cd0129b5364bd1eb76573235dc1eadc2282eaf3bb2709.exe	svchost015.exe
PID 3500 wrote to memory of 2148	3500	ec2112fa3e7b6680d48cd0129b5364bd1eb76573235dc1eadc2282eaf3bb2709.exe	svchost015.exe
PID 3500 wrote to memory of 2148	3500	ec2112fa3e7b6680d48cd0129b5364bd1eb76573235dc1eadc2282eaf3bb2709.exe	svchost015.exe
PID 3500 wrote to memory of 2148	3500	ec2112fa3e7b6680d48cd0129b5364bd1eb76573235dc1eadc2282eaf3bb2709.exe	svchost015.exe

C:\Users\Admin\AppData\Local\Temp\ec2112fa3e7b6680d48cd0129b5364bd1eb76573235dc1eadc2282eaf3bb2709.exe
"C:\Users\Admin\AppData\Local\Temp\ec2112fa3e7b6680d48cd0129b5364bd1eb76573235dc1eadc2282eaf3bb2709.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3500
- C:\Users\Admin\AppData\Local\Temp\svchost015.exe
  C:\Users\Admin\AppData\Local\Temp\svchost015.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  PID:2148
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2148 -s 1296
    3⤵
    - Program crash
    PID:3784

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 208 -p 2148 -ip 2148
1⤵
PID:5112

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\svchost015.exe

Filesize
2.9MB

MD5
b826dd92d78ea2526e465a34324ebeea

SHA1
bf8a0093acfd2eb93c102e1a5745fb080575372e

SHA256
7824b50acdd144764dac7445a4067b35cf0fef619e451045ab6c1f54f5653a5b

SHA512
1ac4b731b9b31cabf3b1c43aee37206aee5326c8e786abe2ab38e031633b778f97f2d6545cf745c3066f3bd47b7aaf2ded2f9955475428100eaf271dd9aeef17

Download Submit
memory/2148-8-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/2148-10-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/2148-9-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/2148-4-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/2148-12-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/2148-15-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/3500-0-0x0000000002790000-0x0000000002791000-memory.dmp

Filesize
4KB

Download
memory/3500-1-0x0000000002F00000-0x0000000003269000-memory.dmp

Filesize
3.4MB

Download
memory/3500-11-0x0000000000400000-0x00000000007EB000-memory.dmp

Filesize
3.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads