redline | a0d5ec9ff537a7b19f0f36c5c88d880cb113c1528d09bca7173f7b8ad5286f18

General

Target

a0d5ec9ff537a7b19f0f36c5c88d880cb113c1528d09bca7173f7b8ad5286f18N.exe
Size

320KB
MD5

5e622579ed9be781ec2b968796729de0
SHA1

9bd1237b420789116912556a7453a4bff69a14ce
SHA256

a0d5ec9ff537a7b19f0f36c5c88d880cb113c1528d09bca7173f7b8ad5286f18
SHA512

0ceaafef58be8b41c99789584820207e4f34011e2b910870a0a09110840e9920a9f409fd5b2fd312f5da8647521ef12646f930d417ade4c90c45ef19e1ba50c1
SSDEEP

6144:faa/OEbKuSAHN8FAGSqrSzQky5lGGAbY1bGvfK4Cgq++UzGz8YNq8:QEVSA6F/rNplgbYUvfKLkhApd

Score

10^/10

redline 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/4328-4-0x0000000000400000-0x0000000000452000-memory.dmp	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 964 set thread context of 4328	964	a0d5ec9ff537a7b19f0f36c5c88d880cb113c1528d09bca7173f7b8ad5286f18N.exe	87

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	a0d5ec9ff537a7b19f0f36c5c88d880cb113c1528d09bca7173f7b8ad5286f18N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
4328	RegAsm.exe
4328	RegAsm.exe
4328	RegAsm.exe
4328	RegAsm.exe
4328	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4328	RegAsm.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 964 wrote to memory of 4328	964	a0d5ec9ff537a7b19f0f36c5c88d880cb113c1528d09bca7173f7b8ad5286f18N.exe	87
PID 964 wrote to memory of 4328	964	a0d5ec9ff537a7b19f0f36c5c88d880cb113c1528d09bca7173f7b8ad5286f18N.exe	87
PID 964 wrote to memory of 4328	964	a0d5ec9ff537a7b19f0f36c5c88d880cb113c1528d09bca7173f7b8ad5286f18N.exe	87
PID 964 wrote to memory of 4328	964	a0d5ec9ff537a7b19f0f36c5c88d880cb113c1528d09bca7173f7b8ad5286f18N.exe	87
PID 964 wrote to memory of 4328	964	a0d5ec9ff537a7b19f0f36c5c88d880cb113c1528d09bca7173f7b8ad5286f18N.exe	87
PID 964 wrote to memory of 4328	964	a0d5ec9ff537a7b19f0f36c5c88d880cb113c1528d09bca7173f7b8ad5286f18N.exe	87
PID 964 wrote to memory of 4328	964	a0d5ec9ff537a7b19f0f36c5c88d880cb113c1528d09bca7173f7b8ad5286f18N.exe	87
PID 964 wrote to memory of 4328	964	a0d5ec9ff537a7b19f0f36c5c88d880cb113c1528d09bca7173f7b8ad5286f18N.exe	87

C:\Users\Admin\AppData\Local\Temp\a0d5ec9ff537a7b19f0f36c5c88d880cb113c1528d09bca7173f7b8ad5286f18N.exe
"C:\Users\Admin\AppData\Local\Temp\a0d5ec9ff537a7b19f0f36c5c88d880cb113c1528d09bca7173f7b8ad5286f18N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:964
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4328

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/964-6-0x0000000075000000-0x00000000757B0000-memory.dmp

Filesize
7.7MB

Download
memory/964-1-0x0000000000B10000-0x0000000000B64000-memory.dmp

Filesize
336KB

Download
memory/964-2-0x0000000075000000-0x00000000757B0000-memory.dmp

Filesize
7.7MB

Download
memory/964-0-0x000000007500E000-0x000000007500F000-memory.dmp

Filesize
4KB

Download
memory/964-7-0x0000000075000000-0x00000000757B0000-memory.dmp

Filesize
7.7MB

Download
memory/4328-12-0x00000000058F0000-0x00000000058FA000-memory.dmp

Filesize
40KB

Download
memory/4328-16-0x0000000005A00000-0x0000000005A3C000-memory.dmp

Filesize
240KB

Download
memory/4328-9-0x0000000005D60000-0x0000000006304000-memory.dmp

Filesize
5.6MB

Download
memory/4328-10-0x0000000005850000-0x00000000058E2000-memory.dmp

Filesize
584KB

Download
memory/4328-11-0x0000000075000000-0x00000000757B0000-memory.dmp

Filesize
7.7MB

Download
memory/4328-4-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/4328-13-0x0000000006930000-0x0000000006F48000-memory.dmp

Filesize
6.1MB

Download
memory/4328-14-0x0000000006310000-0x000000000641A000-memory.dmp

Filesize
1.0MB

Download
memory/4328-15-0x00000000059E0000-0x00000000059F2000-memory.dmp

Filesize
72KB

Download
memory/4328-8-0x0000000075000000-0x00000000757B0000-memory.dmp

Filesize
7.7MB

Download
memory/4328-17-0x0000000005BC0000-0x0000000005C0C000-memory.dmp

Filesize
304KB

Download
memory/4328-18-0x0000000006520000-0x0000000006586000-memory.dmp

Filesize
408KB

Download
memory/4328-19-0x0000000007380000-0x0000000007542000-memory.dmp

Filesize
1.8MB

Download
memory/4328-20-0x0000000007A80000-0x0000000007FAC000-memory.dmp

Filesize
5.2MB

Download
memory/4328-21-0x0000000007850000-0x00000000078A0000-memory.dmp

Filesize
320KB

Download
memory/4328-22-0x0000000075000000-0x00000000757B0000-memory.dmp

Filesize
7.7MB

Download
memory/4328-23-0x0000000075000000-0x00000000757B0000-memory.dmp

Filesize
7.7MB

Download
memory/4328-25-0x0000000075000000-0x00000000757B0000-memory.dmp

Filesize
7.7MB

Download

Analysis

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