redline | a16fd6417221b9f760ee7417a78751d6621726e8d76ab8e82954596c8e99d79c

General

Target

po4877383.exe
Size

816KB
MD5

a4fa8bbf123fa899ae788e1cf6b27d98
SHA1

e0866c961ba217c7a1dc4345cbade4d5f4deade4
SHA256

a16fd6417221b9f760ee7417a78751d6621726e8d76ab8e82954596c8e99d79c
SHA512

3eab239a9792b32b975271f28f8dd66e10c9f42ab38dbbc610e0e68de647cbf44d1e36ced85a5f976dbb702e61e7f227d61eb138d0c6d8f5e4ccf541ee3b4c1e
SSDEEP

12288:0+YNQKbM0NWWUV8v4oX3ZcPc9crEee9jc8zeb8BXw/ORnNyAd1n2l5usx+Xt7:0+QfWagwp9cbe28zeY4ORgrx

Score

10^/10

redline logs discovery infostealer spyware stealer

Malware Config

Extracted

Family

redline

Botnet

LOGS

C2

87.120.120.86:1912

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
behavioral2/memory/2456-11-0x0000000000400000-0x0000000000452000-memory.dmp	family_redline

Redline family
redline
Reads user/profile data of web browsers 3 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

Credentials from Web Browsers
T1555.003
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 3792 set thread context of 2456	3792	po4877383.exe	89

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	po4877383.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	po4877383.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2456	po4877383.exe
2456	po4877383.exe
2456	po4877383.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2456	po4877383.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3792 wrote to memory of 2456	3792	po4877383.exe	89
PID 3792 wrote to memory of 2456	3792	po4877383.exe	89
PID 3792 wrote to memory of 2456	3792	po4877383.exe	89
PID 3792 wrote to memory of 2456	3792	po4877383.exe	89
PID 3792 wrote to memory of 2456	3792	po4877383.exe	89
PID 3792 wrote to memory of 2456	3792	po4877383.exe	89
PID 3792 wrote to memory of 2456	3792	po4877383.exe	89
PID 3792 wrote to memory of 2456	3792	po4877383.exe	89

C:\Users\Admin\AppData\Local\Temp\po4877383.exe
"C:\Users\Admin\AppData\Local\Temp\po4877383.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3792
- C:\Users\Admin\AppData\Local\Temp\po4877383.exe
  "C:\Users\Admin\AppData\Local\Temp\po4877383.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2456

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

2

T1552

Credentials In Files

2

T1552.001

Discovery

Query Registry

1

T1012

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

2

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\po4877383.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/2456-19-0x00000000052F0000-0x0000000005302000-memory.dmp

Filesize
72KB

Download
memory/2456-21-0x0000000005500000-0x000000000554C000-memory.dmp

Filesize
304KB

Download
memory/2456-26-0x0000000074480000-0x0000000074C30000-memory.dmp

Filesize
7.7MB

Download
memory/2456-25-0x0000000007990000-0x00000000079E0000-memory.dmp

Filesize
320KB

Download
memory/2456-14-0x0000000074480000-0x0000000074C30000-memory.dmp

Filesize
7.7MB

Download
memory/2456-24-0x00000000080F0000-0x000000000861C000-memory.dmp

Filesize
5.2MB

Download
memory/2456-23-0x00000000079F0000-0x0000000007BB2000-memory.dmp

Filesize
1.8MB

Download
memory/2456-16-0x0000000074480000-0x0000000074C30000-memory.dmp

Filesize
7.7MB

Download
memory/2456-22-0x0000000005790000-0x00000000057F6000-memory.dmp

Filesize
408KB

Download
memory/2456-20-0x0000000005390000-0x00000000053CC000-memory.dmp

Filesize
240KB

Download
memory/2456-11-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/2456-18-0x0000000005610000-0x000000000571A000-memory.dmp

Filesize
1.0MB

Download
memory/2456-17-0x00000000063F0000-0x0000000006A08000-memory.dmp

Filesize
6.1MB

Download
memory/3792-5-0x0000000074480000-0x0000000074C30000-memory.dmp

Filesize
7.7MB

Download
memory/3792-8-0x000000007448E000-0x000000007448F000-memory.dmp

Filesize
4KB

Download
memory/3792-3-0x00000000052A0000-0x0000000005332000-memory.dmp

Filesize
584KB

Download
memory/3792-1-0x00000000007E0000-0x00000000008B2000-memory.dmp

Filesize
840KB

Download
memory/3792-0-0x000000007448E000-0x000000007448F000-memory.dmp

Filesize
4KB

Download
memory/3792-10-0x0000000005700000-0x0000000005796000-memory.dmp

Filesize
600KB

Download
memory/3792-2-0x00000000057A0000-0x0000000005D44000-memory.dmp

Filesize
5.6MB

Download
memory/3792-9-0x0000000074480000-0x0000000074C30000-memory.dmp

Filesize
7.7MB

Download
memory/3792-7-0x0000000005650000-0x0000000005668000-memory.dmp

Filesize
96KB

Download
memory/3792-6-0x0000000005510000-0x00000000055AC000-memory.dmp

Filesize
624KB

Download
memory/3792-4-0x0000000005460000-0x000000000546A000-memory.dmp

Filesize
40KB

Download
memory/3792-15-0x0000000074480000-0x0000000074C30000-memory.dmp

Filesize
7.7MB

Download

Analysis

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