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 5 IoCs

resource	yara_rule
behavioral1/memory/3032-15-0x0000000000400000-0x0000000000452000-memory.dmp	family_redline
behavioral1/memory/3032-17-0x0000000000400000-0x0000000000452000-memory.dmp	family_redline
behavioral1/memory/3032-20-0x0000000000400000-0x0000000000452000-memory.dmp	family_redline
behavioral1/memory/3032-10-0x0000000000400000-0x0000000000452000-memory.dmp	family_redline
behavioral1/memory/3032-12-0x0000000000400000-0x0000000000452000-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 3044 set thread context of 3032	3044	po4877383.exe	34

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 9 IoCs

pid	Process
3044	po4877383.exe
3044	po4877383.exe
3044	po4877383.exe
3044	po4877383.exe
3044	po4877383.exe
3044	po4877383.exe
3032	po4877383.exe
3032	po4877383.exe
3032	po4877383.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3044	po4877383.exe
Token: SeDebugPrivilege	3032	po4877383.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 3044 wrote to memory of 1072	3044	po4877383.exe	31
PID 3044 wrote to memory of 1072	3044	po4877383.exe	31
PID 3044 wrote to memory of 1072	3044	po4877383.exe	31
PID 3044 wrote to memory of 1072	3044	po4877383.exe	31
PID 3044 wrote to memory of 2056	3044	po4877383.exe	32
PID 3044 wrote to memory of 2056	3044	po4877383.exe	32
PID 3044 wrote to memory of 2056	3044	po4877383.exe	32
PID 3044 wrote to memory of 2056	3044	po4877383.exe	32
PID 3044 wrote to memory of 2104	3044	po4877383.exe	33
PID 3044 wrote to memory of 2104	3044	po4877383.exe	33
PID 3044 wrote to memory of 2104	3044	po4877383.exe	33
PID 3044 wrote to memory of 2104	3044	po4877383.exe	33
PID 3044 wrote to memory of 3032	3044	po4877383.exe	34
PID 3044 wrote to memory of 3032	3044	po4877383.exe	34
PID 3044 wrote to memory of 3032	3044	po4877383.exe	34
PID 3044 wrote to memory of 3032	3044	po4877383.exe	34
PID 3044 wrote to memory of 3032	3044	po4877383.exe	34
PID 3044 wrote to memory of 3032	3044	po4877383.exe	34
PID 3044 wrote to memory of 3032	3044	po4877383.exe	34
PID 3044 wrote to memory of 3032	3044	po4877383.exe	34
PID 3044 wrote to memory of 3032	3044	po4877383.exe	34

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 behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3044
- C:\Users\Admin\AppData\Local\Temp\po4877383.exe
  "C:\Users\Admin\AppData\Local\Temp\po4877383.exe"
  2⤵
  PID:1072
- C:\Users\Admin\AppData\Local\Temp\po4877383.exe
  "C:\Users\Admin\AppData\Local\Temp\po4877383.exe"
  2⤵
  PID:2056
- C:\Users\Admin\AppData\Local\Temp\po4877383.exe
  "C:\Users\Admin\AppData\Local\Temp\po4877383.exe"
  2⤵
  PID:2104
- 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:3032

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

memory/3032-10-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/3032-9-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/3032-15-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/3032-17-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/3032-23-0x0000000074540000-0x0000000074C2E000-memory.dmp

Filesize
6.9MB

Download
memory/3032-21-0x0000000074540000-0x0000000074C2E000-memory.dmp

Filesize
6.9MB

Download
memory/3032-12-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/3032-8-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/3032-20-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/3032-24-0x0000000074540000-0x0000000074C2E000-memory.dmp

Filesize
6.9MB

Download
memory/3032-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3044-2-0x0000000074540000-0x0000000074C2E000-memory.dmp

Filesize
6.9MB

Download
memory/3044-0-0x000000007454E000-0x000000007454F000-memory.dmp

Filesize
4KB

Download
memory/3044-1-0x0000000000090000-0x0000000000162000-memory.dmp

Filesize
840KB

Download
memory/3044-6-0x0000000004D70000-0x0000000004E06000-memory.dmp

Filesize
600KB

Download
memory/3044-5-0x0000000074540000-0x0000000074C2E000-memory.dmp

Filesize
6.9MB

Download
memory/3044-22-0x0000000074540000-0x0000000074C2E000-memory.dmp

Filesize
6.9MB

Download
memory/3044-4-0x000000007454E000-0x000000007454F000-memory.dmp

Filesize
4KB

Download
memory/3044-3-0x00000000009C0000-0x00000000009D8000-memory.dmp

Filesize
96KB

Download

Analysis

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