strela | d2dd072a45b4e1da1c20bd675ef1b0aeb2faa4f17013dfb54654ee7260c6def6

Analysis

max time kernel
117s
max time network
120s
platform
windows10-2004_x64
resource
win10v2004-20250207-en
resource tags

arch:x64arch:x86image:win10v2004-20250207-enlocale:en-usos:windows10-2004-x64system
submitted
17/02/2025, 07:49

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General

Target

d2dd072a45b4e1da1c20bd675ef1b0aeb2faa4f17013dfb54654ee7260c6def6N.dll
Size

239KB
MD5

4f3cfb44a90b9575a03b5861312828c0
SHA1

1e3b9f1a2e754ef3f2cf0d47d50c78463ebdd0a9
SHA256

d2dd072a45b4e1da1c20bd675ef1b0aeb2faa4f17013dfb54654ee7260c6def6
SHA512

8ede7feaf0ebadc9e3fa83df82181d8d739f6558d7af74919162fc89a2361383c165dd3ba35ac42d3f9061b50bf9ee11308fd9853e40f9e3e1e729bd8741df68
SSDEEP

3072:RB+UB25/XDXgRBBPQeGP7Cc8exDm0I7NYoCXYUzoU3o97b2KwJ2j6w9L9fD/9:RB+nXDXgRBBPQ5mc/aDU0Z9flVzfDF

Score

10^/10

strela discovery stealer

Malware Config

Extracted

Family

strela

45.9.74.176

Attributes

url_path
/server.php
user_agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/60.0.3112.113 Safari/537.36

Signatures

Detects Strela Stealer payload 3 IoCs

resource	yara_rule
behavioral2/memory/1376-0-0x0000000003050000-0x0000000003072000-memory.dmp	family_strela
behavioral2/memory/1376-1-0x00007FFFF3FF0000-0x00007FFFF403A000-memory.dmp	family_strela
behavioral2/memory/1376-2-0x0000000003050000-0x0000000003072000-memory.dmp	family_strela

Strela family
strela
Strela stealer
An info stealer targeting mail credentials first seen in late 2022.
stealer strela

Downloads MZ/PE file 1 IoCs

flow	pid	Process
63	212	Process not Found

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MicrosoftEdgeUpdate.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
3468	MicrosoftEdgeUpdate.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\d2dd072a45b4e1da1c20bd675ef1b0aeb2faa4f17013dfb54654ee7260c6def6N.dll
1⤵
PID:1376

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSI5IiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDY0MzMiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxODc1OTU2NTAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1NDA5ODUwMTE3Ii8-PC9hcHA-PC9yZXF1ZXN0Pg
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:3468

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1376-0-0x0000000003050000-0x0000000003072000-memory.dmp

Filesize
136KB

Download
memory/1376-1-0x00007FFFF3FF0000-0x00007FFFF403A000-memory.dmp

Filesize
296KB

Download
memory/1376-2-0x0000000003050000-0x0000000003072000-memory.dmp

Filesize
136KB

Download