redline | 92ccbbead3ca1c2a221c3dd06da16bb15fe6aef02859087c09c7d248017d955d

General

Target
SYNAPSE FORTNITE.exe
Size 966KB
Sample220106-weld1abhbr
SHA256 92ccbbead3ca1c2a221c3dd06da16bb15fe6aef02859087c09c7d248017d955d
MD5 0c47207d4a2ee74931fb0fc00d3402e2
SHA1 5bbb7a88965127ab37f70fb87ed8cb155ff31efe
SHA512 4e897326daf0b518ab41994640fd1a77e17f813a560e63e15ca0875b627fafb414953951b7f32474c09eb5457f56f0cfd3cb5352d7d4cae2f16b4733d9fbbadd
MD5 SHA1 SHA512

Score

10^/10

redline discovery infostealer spyware stealer

Malware Config

Extracted

Family

redline

C2

185.112.83.69:37026

Signatures

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

RedLine Payload 6 IoCs

resource	yara_rule
behavioral1/memory/1612-59-0x0000000000400000-0x0000000000420000-memory.dmp	family_redline
behavioral1/memory/1612-60-0x0000000000400000-0x0000000000420000-memory.dmp	family_redline
behavioral1/memory/1612-61-0x0000000000400000-0x0000000000420000-memory.dmp	family_redline
behavioral1/memory/1612-62-0x000000000041BECE-mapping.dmp	family_redline
behavioral1/memory/1612-65-0x0000000000400000-0x0000000000420000-memory.dmp	family_redline
behavioral1/memory/1612-64-0x0000000000400000-0x0000000000420000-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
T1081
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 1692 set thread context of 1612	1692	SYNAPSE FORTNITE.exe	27

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	RegAsm.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	RegAsm.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1612	RegAsm.exe
1612	RegAsm.exe
1612	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1612	RegAsm.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1692 wrote to memory of 1612	1692	SYNAPSE FORTNITE.exe	27
PID 1692 wrote to memory of 1612	1692	SYNAPSE FORTNITE.exe	27
PID 1692 wrote to memory of 1612	1692	SYNAPSE FORTNITE.exe	27
PID 1692 wrote to memory of 1612	1692	SYNAPSE FORTNITE.exe	27
PID 1692 wrote to memory of 1612	1692	SYNAPSE FORTNITE.exe	27
PID 1692 wrote to memory of 1612	1692	SYNAPSE FORTNITE.exe	27
PID 1692 wrote to memory of 1612	1692	SYNAPSE FORTNITE.exe	27
PID 1692 wrote to memory of 1612	1692	SYNAPSE FORTNITE.exe	27
PID 1692 wrote to memory of 1612	1692	SYNAPSE FORTNITE.exe	27
PID 1692 wrote to memory of 1612	1692	SYNAPSE FORTNITE.exe	27
PID 1692 wrote to memory of 1612	1692	SYNAPSE FORTNITE.exe	27
PID 1692 wrote to memory of 1612	1692	SYNAPSE FORTNITE.exe	27

C:\Users\Admin\AppData\Local\Temp\SYNAPSE FORTNITE.exe
"C:\Users\Admin\AppData\Local\Temp\SYNAPSE FORTNITE.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1692
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  #cmd
  2⤵
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1612

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

2

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/1612-60-0x0000000000400000-0x0000000000420000-memory.dmp

Download

memory/1612-57-0x0000000000400000-0x0000000000420000-memory.dmp

Download

memory/1612-58-0x0000000000400000-0x0000000000420000-memory.dmp

Download

memory/1612-59-0x0000000000400000-0x0000000000420000-memory.dmp

Download

memory/1612-61-0x0000000000400000-0x0000000000420000-memory.dmp

Download

memory/1612-63-0x0000000075B51000-0x0000000075B53000-memory.dmp

Download

memory/1612-65-0x0000000000400000-0x0000000000420000-memory.dmp

Download

memory/1612-64-0x0000000000400000-0x0000000000420000-memory.dmp

Download

memory/1612-66-0x0000000005930000-0x0000000005931000-memory.dmp

Download

memory/1692-55-0x0000000000AF0000-0x0000000000BE6000-memory.dmp

Download

memory/1692-56-0x0000000004B40000-0x0000000004B41000-memory.dmp

Download

memory/1692-54-0x0000000000AF0000-0x0000000000BE6000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads