redline | 1917422fc4ddd6cac828d67a6a1e17d48133ce86ba79467fd77160980a88dbf0

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23-10-2024 13:13

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General

Target

2024-10-23_f324c1d8c0d086f0c340ba2ad68b9ee1_avoslocker_cobalt-strike.exe
Size

577KB
MD5

f324c1d8c0d086f0c340ba2ad68b9ee1
SHA1

ab286c6cf5cb800a54e76ea3d6cb5e0bfdf572a1
SHA256

1917422fc4ddd6cac828d67a6a1e17d48133ce86ba79467fd77160980a88dbf0
SHA512

8e9fe36dc60f828871bc242090ea946ce9543b089acecd8800979ed2a1b0f7f1ba9d7d37fd09ace0f08d5e5281d7afd6ba364ce6632250e9b3b240aac98044e0
SSDEEP

12288:rljR3Z64BX90Qzt/MrqQBXbRztnCjFrAcKfOVJPk0y9t9D:hR3ZNBX90QtEhbRhAxOfOVVk0yHx

Score

10^/10

redline 1 discovery infostealer

Malware Config

Extracted

Family

redline

Botnet

95.216.249.153:81

Attributes

auth_value
a290efd4796d37556cc5af7e83c91346

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
behavioral2/memory/3788-1-0x0000000000400000-0x0000000000430000-memory.dmp	family_redline

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4800 set thread context of 3788	4800	2024-10-23_f324c1d8c0d086f0c340ba2ad68b9ee1_avoslocker_cobalt-strike.exe	85

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5064	4800	WerFault.exe	83

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-23_f324c1d8c0d086f0c340ba2ad68b9ee1_avoslocker_cobalt-strike.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4800 wrote to memory of 3788	4800	2024-10-23_f324c1d8c0d086f0c340ba2ad68b9ee1_avoslocker_cobalt-strike.exe	85
PID 4800 wrote to memory of 3788	4800	2024-10-23_f324c1d8c0d086f0c340ba2ad68b9ee1_avoslocker_cobalt-strike.exe	85
PID 4800 wrote to memory of 3788	4800	2024-10-23_f324c1d8c0d086f0c340ba2ad68b9ee1_avoslocker_cobalt-strike.exe	85
PID 4800 wrote to memory of 3788	4800	2024-10-23_f324c1d8c0d086f0c340ba2ad68b9ee1_avoslocker_cobalt-strike.exe	85
PID 4800 wrote to memory of 3788	4800	2024-10-23_f324c1d8c0d086f0c340ba2ad68b9ee1_avoslocker_cobalt-strike.exe	85

C:\Users\Admin\AppData\Local\Temp\2024-10-23_f324c1d8c0d086f0c340ba2ad68b9ee1_avoslocker_cobalt-strike.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-23_f324c1d8c0d086f0c340ba2ad68b9ee1_avoslocker_cobalt-strike.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4800
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3788
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4800 -s 404
  2⤵
  - Program crash
  PID:5064

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4800 -ip 4800
1⤵
PID:324

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/3788-1-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3788-6-0x0000000074ECE000-0x0000000074ECF000-memory.dmp

Filesize
4KB

Download
memory/3788-7-0x0000000001120000-0x0000000001126000-memory.dmp

Filesize
24KB

Download
memory/3788-8-0x000000000AC90000-0x000000000B2A8000-memory.dmp

Filesize
6.1MB

Download
memory/3788-9-0x000000000A780000-0x000000000A88A000-memory.dmp

Filesize
1.0MB

Download
memory/3788-10-0x0000000005160000-0x0000000005172000-memory.dmp

Filesize
72KB

Download
memory/3788-11-0x000000000A670000-0x000000000A6AC000-memory.dmp

Filesize
240KB

Download
memory/3788-12-0x0000000074EC0000-0x0000000075670000-memory.dmp

Filesize
7.7MB

Download
memory/3788-13-0x0000000004C40000-0x0000000004C8C000-memory.dmp

Filesize
304KB

Download
memory/3788-14-0x0000000074ECE000-0x0000000074ECF000-memory.dmp

Filesize
4KB

Download
memory/3788-15-0x0000000074EC0000-0x0000000075670000-memory.dmp

Filesize
7.7MB

Download
memory/4800-0-0x0000000000AAE000-0x0000000000AAF000-memory.dmp

Filesize
4KB

Download