redline | 0e9ebbf4391a1ce11ceecab0c0699a229a7f2a20b9909600310db15b1b3cf772

Analysis

max time kernel
138s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
06/04/2025, 07:25

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General

Target

Zoom.exe
Size

1.0MB
MD5

3ded2b22f85e0720a350969315ce9575
SHA1

7177823472026652dd739aae3c73aec6e2f0b220
SHA256

0e9ebbf4391a1ce11ceecab0c0699a229a7f2a20b9909600310db15b1b3cf772
SHA512

1c5e21ff06477efc90fb7a78d0300faad58677b836fc4838486faaa8780a99f38eaa445d521c20980935094cbedceedb4c89454badb88bbcdaed13f427bc5ff3
SSDEEP

24576:Fem/E/ob86A6X5EdNWbHh3v2V6X5EdNWbHh3v2st:MmsgIn+5ETwJ++5ETwJ/

Score

10^/10

redline zoom discovery infostealer

Malware Config

Extracted

Family

redline

Botnet

zoom

us02web-zoom.icu:1912

Signatures

RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
infostealer redline

RedLine payload 1 IoCs

resource	yara_rule
behavioral1/memory/1224-0-0x0000000000400000-0x0000000000452000-memory.dmp	family_redline

Redline family
redline

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4896 set thread context of 1224	4896	Zoom.exe	88

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	MSBuild.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4896 wrote to memory of 4124	4896	Zoom.exe	87
PID 4896 wrote to memory of 4124	4896	Zoom.exe	87
PID 4896 wrote to memory of 4124	4896	Zoom.exe	87
PID 4896 wrote to memory of 1224	4896	Zoom.exe	88
PID 4896 wrote to memory of 1224	4896	Zoom.exe	88
PID 4896 wrote to memory of 1224	4896	Zoom.exe	88
PID 4896 wrote to memory of 1224	4896	Zoom.exe	88
PID 4896 wrote to memory of 1224	4896	Zoom.exe	88
PID 4896 wrote to memory of 1224	4896	Zoom.exe	88
PID 4896 wrote to memory of 1224	4896	Zoom.exe	88
PID 4896 wrote to memory of 1224	4896	Zoom.exe	88

C:\Users\Admin\AppData\Local\Temp\Zoom.exe
"C:\Users\Admin\AppData\Local\Temp\Zoom.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4896
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
  2⤵
  PID:4124
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1224

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1224-0-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1224-1-0x0000000074EFE000-0x0000000074EFF000-memory.dmp

Filesize
4KB

Download
memory/1224-2-0x0000000005360000-0x0000000005904000-memory.dmp

Filesize
5.6MB

Download
memory/1224-3-0x0000000004E90000-0x0000000004F22000-memory.dmp

Filesize
584KB

Download
memory/1224-5-0x0000000074EF0000-0x00000000756A0000-memory.dmp

Filesize
7.7MB

Download
memory/1224-4-0x0000000005050000-0x000000000505A000-memory.dmp

Filesize
40KB

Download
memory/1224-6-0x0000000005F30000-0x0000000006548000-memory.dmp

Filesize
6.1MB

Download
memory/1224-7-0x0000000005200000-0x000000000530A000-memory.dmp

Filesize
1.0MB

Download
memory/1224-8-0x0000000005130000-0x0000000005142000-memory.dmp

Filesize
72KB

Download
memory/1224-9-0x0000000005190000-0x00000000051CC000-memory.dmp

Filesize
240KB

Download
memory/1224-10-0x0000000005310000-0x000000000535C000-memory.dmp

Filesize
304KB

Download
memory/1224-11-0x0000000074EFE000-0x0000000074EFF000-memory.dmp

Filesize
4KB

Download
memory/1224-12-0x0000000074EF0000-0x00000000756A0000-memory.dmp

Filesize
7.7MB

Download