redline | b5e5a6adbbb37ddc7b3aa54df9bfb61c2038d887db8f44d1deb63e64fddf4436

Analysis

max time kernel
119s
max time network
119s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
31-01-2024 13:12

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General

Target

file.exe
Size

399KB
MD5

a647afc0219638fb62a777cd2f32a4bd
SHA1

ef5ad8aaac4adcf8856a939e8d17259cccb22035
SHA256

b5e5a6adbbb37ddc7b3aa54df9bfb61c2038d887db8f44d1deb63e64fddf4436
SHA512

411a4a24aa37242276798cda5cce488165b828d9929c71891d5af926229068161796684e9f6476f8ca460d79facbc45fa8125c030c3645a3dcab7dca2ebfa044
SSDEEP

12288:+m4gCX6Ov/dGPvf4KQyxMDZU1mW15BcnGFAO:+mkv/d+vgK3IeEqLcGD

Score

10^/10

redline livetrafic discovery infostealer spyware stealer

Malware Config

Extracted

Family

redline

Botnet

LiveTrafic

20.79.30.95:33223

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/2668-10-0x0000000000400000-0x0000000000454000-memory.dmp	family_redline
behavioral1/memory/2668-8-0x0000000000400000-0x0000000000454000-memory.dmp	family_redline
behavioral1/memory/2668-14-0x0000000000400000-0x0000000000454000-memory.dmp	family_redline
behavioral1/memory/2668-20-0x0000000000400000-0x0000000000454000-memory.dmp	family_redline
behavioral1/memory/2668-17-0x0000000000400000-0x0000000000454000-memory.dmp	family_redline

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2056 set thread context of 2668	2056	file.exe	29

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2668	RegAsm.exe
2668	RegAsm.exe
2668	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2668	RegAsm.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2056 wrote to memory of 2668	2056	file.exe	29
PID 2056 wrote to memory of 2668	2056	file.exe	29
PID 2056 wrote to memory of 2668	2056	file.exe	29
PID 2056 wrote to memory of 2668	2056	file.exe	29
PID 2056 wrote to memory of 2668	2056	file.exe	29
PID 2056 wrote to memory of 2668	2056	file.exe	29
PID 2056 wrote to memory of 2668	2056	file.exe	29
PID 2056 wrote to memory of 2668	2056	file.exe	29
PID 2056 wrote to memory of 2668	2056	file.exe	29
PID 2056 wrote to memory of 2668	2056	file.exe	29
PID 2056 wrote to memory of 2668	2056	file.exe	29
PID 2056 wrote to memory of 2668	2056	file.exe	29

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2056
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2668

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2056-9-0x0000000002400000-0x0000000004400000-memory.dmp

Filesize
32.0MB

Download
memory/2056-1-0x0000000074BC0000-0x00000000752AE000-memory.dmp

Filesize
6.9MB

Download
memory/2056-2-0x0000000000590000-0x00000000005D0000-memory.dmp

Filesize
256KB

Download
memory/2056-18-0x0000000074BC0000-0x00000000752AE000-memory.dmp

Filesize
6.9MB

Download
memory/2056-0-0x0000000000270000-0x00000000002D8000-memory.dmp

Filesize
416KB

Download
memory/2668-10-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/2668-7-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/2668-8-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/2668-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2668-14-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/2668-20-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/2668-5-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/2668-17-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download