redline | b651797aedfe83bc134194e3ccd087d1f03b37bb6a959578b6f58f8888dde301

General

Target

b651797aedfe83bc134194e3ccd087d1f03b37bb6a959578b6f58f8888dde301.exe
Size

557KB
MD5

5e0fb2470ae067c890f136f4f07f9a6e
SHA1

9a6e0f75281e9224bc14f5bd30705239975011d1
SHA256

b651797aedfe83bc134194e3ccd087d1f03b37bb6a959578b6f58f8888dde301
SHA512

3c096325ad5ec5af4d4f4dd0d1d7f27e7bab254344016617884368dc8bd022fa71466b09a3774d792769e74437e026ec6380ea93081c1ab30340cdd0f3ade6b1
SSDEEP

12288:DJ2y7DUJlR5rWiKTH72nAGtdRVPWP/5jTRiXU/5/Xv8kf0YQYrXDxwtqaAwcOpH:t2UDAlnaiKTSnlHWP/5jNXX

Score

10^/10

redline credential_access discovery infostealer spyware stealer

Malware Config

Extracted

Family

redline

C2

185.196.9.26:6302

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/4220-9-0x0000000000740000-0x0000000000792000-memory.dmp	family_redline

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

Loads dropped DLL 1 IoCs

pid	Process
1200	b651797aedfe83bc134194e3ccd087d1f03b37bb6a959578b6f58f8888dde301.exe

Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1200 set thread context of 4220	1200	b651797aedfe83bc134194e3ccd087d1f03b37bb6a959578b6f58f8888dde301.exe	88

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	b651797aedfe83bc134194e3ccd087d1f03b37bb6a959578b6f58f8888dde301.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
4220	MSBuild.exe
4220	MSBuild.exe
4220	MSBuild.exe
4220	MSBuild.exe
4220	MSBuild.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4220	MSBuild.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1200 wrote to memory of 4220	1200	b651797aedfe83bc134194e3ccd087d1f03b37bb6a959578b6f58f8888dde301.exe	88
PID 1200 wrote to memory of 4220	1200	b651797aedfe83bc134194e3ccd087d1f03b37bb6a959578b6f58f8888dde301.exe	88
PID 1200 wrote to memory of 4220	1200	b651797aedfe83bc134194e3ccd087d1f03b37bb6a959578b6f58f8888dde301.exe	88
PID 1200 wrote to memory of 4220	1200	b651797aedfe83bc134194e3ccd087d1f03b37bb6a959578b6f58f8888dde301.exe	88
PID 1200 wrote to memory of 4220	1200	b651797aedfe83bc134194e3ccd087d1f03b37bb6a959578b6f58f8888dde301.exe	88
PID 1200 wrote to memory of 4220	1200	b651797aedfe83bc134194e3ccd087d1f03b37bb6a959578b6f58f8888dde301.exe	88
PID 1200 wrote to memory of 4220	1200	b651797aedfe83bc134194e3ccd087d1f03b37bb6a959578b6f58f8888dde301.exe	88
PID 1200 wrote to memory of 4220	1200	b651797aedfe83bc134194e3ccd087d1f03b37bb6a959578b6f58f8888dde301.exe	88

C:\Users\Admin\AppData\Local\Temp\b651797aedfe83bc134194e3ccd087d1f03b37bb6a959578b6f58f8888dde301.exe
"C:\Users\Admin\AppData\Local\Temp\b651797aedfe83bc134194e3ccd087d1f03b37bb6a959578b6f58f8888dde301.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1200
- 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
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4220

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\msvcp110.dll

Filesize
580KB

MD5
4e29177f27dd60c8e4b1e7953f12c673

SHA1
78ae98020324481b94c6a0cc68a4e101f6408022

SHA256
c09f037804b68ba63a5634f5383bbcc3a5bfaa6115adcf88a4e361af897d9d88

SHA512
b5f0ada825c62f72999711f6813579cfda75ab04536fd4fefcef5aa4b49958ebb75f5f2298184cb6258818f92c6573724e10ffe4d0dfec2b0067c9d115ca3fff

Download Submit
memory/1200-13-0x0000000074F20000-0x00000000756D0000-memory.dmp

Filesize
7.7MB

Download
memory/1200-1-0x00000000008F0000-0x0000000000982000-memory.dmp

Filesize
584KB

Download
memory/1200-4-0x0000000074F20000-0x00000000756D0000-memory.dmp

Filesize
7.7MB

Download
memory/1200-11-0x0000000074F20000-0x00000000756D0000-memory.dmp

Filesize
7.7MB

Download
memory/1200-0-0x0000000074F2E000-0x0000000074F2F000-memory.dmp

Filesize
4KB

Download
memory/4220-16-0x0000000074F20000-0x00000000756D0000-memory.dmp

Filesize
7.7MB

Download
memory/4220-21-0x0000000004F40000-0x0000000004F7C000-memory.dmp

Filesize
240KB

Download
memory/4220-14-0x0000000005300000-0x00000000058A4000-memory.dmp

Filesize
5.6MB

Download
memory/4220-15-0x0000000004CA0000-0x0000000004D32000-memory.dmp

Filesize
584KB

Download
memory/4220-9-0x0000000000740000-0x0000000000792000-memory.dmp

Filesize
328KB

Download
memory/4220-17-0x0000000004C90000-0x0000000004C9A000-memory.dmp

Filesize
40KB

Download
memory/4220-18-0x0000000005ED0000-0x00000000064E8000-memory.dmp

Filesize
6.1MB

Download
memory/4220-19-0x0000000005110000-0x000000000521A000-memory.dmp

Filesize
1.0MB

Download
memory/4220-20-0x0000000004F20000-0x0000000004F32000-memory.dmp

Filesize
72KB

Download
memory/4220-12-0x0000000074F20000-0x00000000756D0000-memory.dmp

Filesize
7.7MB

Download
memory/4220-22-0x0000000004FC0000-0x000000000500C000-memory.dmp

Filesize
304KB

Download
memory/4220-23-0x0000000005290000-0x00000000052F6000-memory.dmp

Filesize
408KB

Download
memory/4220-24-0x0000000006780000-0x00000000067D0000-memory.dmp

Filesize
320KB

Download
memory/4220-25-0x0000000006CA0000-0x0000000006E62000-memory.dmp

Filesize
1.8MB

Download
memory/4220-26-0x00000000073A0000-0x00000000078CC000-memory.dmp

Filesize
5.2MB

Download
memory/4220-27-0x0000000074F20000-0x00000000756D0000-memory.dmp

Filesize
7.7MB

Download
memory/4220-29-0x0000000074F20000-0x00000000756D0000-memory.dmp

Filesize
7.7MB

Download

Analysis

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