redline | b7a46b6c3fd98866134d8a5831a82b7444c0c2d5fe6692adfab92051e3541c7f

General

Target

b7a46b6c3fd98866134d8a5831a82b7444c0c2d5fe6692adfab92051e3541c7f.exe
Size

396KB
MD5

8c3e7b6b72018052253153eeac5d10a2
SHA1

e71b4799ace996616f042f3ee5d6d32418f8c687
SHA256

b7a46b6c3fd98866134d8a5831a82b7444c0c2d5fe6692adfab92051e3541c7f
SHA512

b0d48769f4db4eb4db9c5302ed6fc753cca5b0fa4f88e55345077a92092b8af71e92ce5d69608d05cc4cbf9ee566661035314ae0df9fd18332ab9df6f3c479da
SSDEEP

6144:vK4zpQJTuer7D8PX6Jzgw61RKjWMw376FZKWAlBCqf670vb06WgGZqb5loqQr:vPXuD8PX261RKuc4UqfwD6zMqU

Score

10^/10

redline work28.7 discovery infostealer

Malware Config

Extracted

Family

redline

Botnet

work28.7

C2

194.33.191.102:21751

Signatures

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

RedLine payload 5 IoCs

resource	yara_rule
behavioral1/memory/2916-14-0x0000000000400000-0x0000000000452000-memory.dmp	family_redline
behavioral1/memory/2916-12-0x0000000000400000-0x0000000000452000-memory.dmp	family_redline
behavioral1/memory/2916-9-0x0000000000400000-0x0000000000452000-memory.dmp	family_redline
behavioral1/memory/2916-6-0x0000000000400000-0x0000000000452000-memory.dmp	family_redline
behavioral1/memory/2916-5-0x0000000000400000-0x0000000000452000-memory.dmp	family_redline

Redline family
redline

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2804 set thread context of 2916	2804	b7a46b6c3fd98866134d8a5831a82b7444c0c2d5fe6692adfab92051e3541c7f.exe	30

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	RegAsm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b7a46b6c3fd98866134d8a5831a82b7444c0c2d5fe6692adfab92051e3541c7f.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2804	b7a46b6c3fd98866134d8a5831a82b7444c0c2d5fe6692adfab92051e3541c7f.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2804 wrote to memory of 2916	2804	b7a46b6c3fd98866134d8a5831a82b7444c0c2d5fe6692adfab92051e3541c7f.exe	30
PID 2804 wrote to memory of 2916	2804	b7a46b6c3fd98866134d8a5831a82b7444c0c2d5fe6692adfab92051e3541c7f.exe	30
PID 2804 wrote to memory of 2916	2804	b7a46b6c3fd98866134d8a5831a82b7444c0c2d5fe6692adfab92051e3541c7f.exe	30
PID 2804 wrote to memory of 2916	2804	b7a46b6c3fd98866134d8a5831a82b7444c0c2d5fe6692adfab92051e3541c7f.exe	30
PID 2804 wrote to memory of 2916	2804	b7a46b6c3fd98866134d8a5831a82b7444c0c2d5fe6692adfab92051e3541c7f.exe	30
PID 2804 wrote to memory of 2916	2804	b7a46b6c3fd98866134d8a5831a82b7444c0c2d5fe6692adfab92051e3541c7f.exe	30
PID 2804 wrote to memory of 2916	2804	b7a46b6c3fd98866134d8a5831a82b7444c0c2d5fe6692adfab92051e3541c7f.exe	30
PID 2804 wrote to memory of 2916	2804	b7a46b6c3fd98866134d8a5831a82b7444c0c2d5fe6692adfab92051e3541c7f.exe	30
PID 2804 wrote to memory of 2916	2804	b7a46b6c3fd98866134d8a5831a82b7444c0c2d5fe6692adfab92051e3541c7f.exe	30
PID 2804 wrote to memory of 2916	2804	b7a46b6c3fd98866134d8a5831a82b7444c0c2d5fe6692adfab92051e3541c7f.exe	30
PID 2804 wrote to memory of 2916	2804	b7a46b6c3fd98866134d8a5831a82b7444c0c2d5fe6692adfab92051e3541c7f.exe	30
PID 2804 wrote to memory of 2916	2804	b7a46b6c3fd98866134d8a5831a82b7444c0c2d5fe6692adfab92051e3541c7f.exe	30

C:\Users\Admin\AppData\Local\Temp\b7a46b6c3fd98866134d8a5831a82b7444c0c2d5fe6692adfab92051e3541c7f.exe
"C:\Users\Admin\AppData\Local\Temp\b7a46b6c3fd98866134d8a5831a82b7444c0c2d5fe6692adfab92051e3541c7f.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2804
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2916

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2804-0-0x0000000074B4E000-0x0000000074B4F000-memory.dmp

Filesize
4KB

Download
memory/2804-1-0x00000000011D0000-0x000000000123A000-memory.dmp

Filesize
424KB

Download
memory/2804-2-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/2804-10-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/2804-15-0x0000000074B40000-0x000000007522E000-memory.dmp

Filesize
6.9MB

Download
memory/2804-16-0x0000000074B40000-0x000000007522E000-memory.dmp

Filesize
6.9MB

Download
memory/2916-9-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/2916-7-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2916-6-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/2916-5-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/2916-4-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/2916-12-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/2916-3-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/2916-14-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download

Analysis

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