redline | fb8a2b78f0d3139d8192dbeb925e8e8d13bf370540f2c7853107a8e4b3beac38

General

Target

SecuriteInfo.com.Variant.Bulz.392162.30748.358.exe
Size

5.1MB
MD5

7944dba0e2f775e78ea960caccd0b37a
SHA1

3e262dd3efe917394cb2fab5bc10444d5980ae45
SHA256

fb8a2b78f0d3139d8192dbeb925e8e8d13bf370540f2c7853107a8e4b3beac38
SHA512

b2bcecbf6a5218b8fa667c2ada79743b1fe61f3f833356a5ea7df71dec5c5ece1f409b76bc8314bc84953cc1dc250a3c5a7716044a4d08ea8d64a6da53982afe

Score

10^/10

redline discovery evasion infostealer spyware stealer themida trojan

Malware Config

Signatures

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

RedLine Payload 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3116-7-0x00000000055D0000-0x00000000055F9000-memory.dmp	family_redline
behavioral2/memory/3116-12-0x0000000005640000-0x0000000005668000-memory.dmp	family_redline

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Checks BIOS information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

SecuriteInfo.com.Variant.Bulz.392162.30748.358.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	SecuriteInfo.com.Variant.Bulz.392162.30748.358.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	SecuriteInfo.com.Variant.Bulz.392162.30748.358.exe

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

themida 1 IoCs

Detects Themida, Advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral2/memory/3116-2-0x0000000000400000-0x0000000000ED5000-memory.dmp	themida

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

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

SecuriteInfo.com.Variant.Bulz.392162.30748.358.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	SecuriteInfo.com.Variant.Bulz.392162.30748.358.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

SecuriteInfo.com.Variant.Bulz.392162.30748.358.exe

pid process

3116 SecuriteInfo.com.Variant.Bulz.392162.30748.358.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

SecuriteInfo.com.Variant.Bulz.392162.30748.358.exe

pid process

3116 SecuriteInfo.com.Variant.Bulz.392162.30748.358.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

SecuriteInfo.com.Variant.Bulz.392162.30748.358.exe

description pid process

Token: SeDebugPrivilege 3116 SecuriteInfo.com.Variant.Bulz.392162.30748.358.exe

pid	process
3116	SecuriteInfo.com.Variant.Bulz.392162.30748.358.exe

pid	process
3116	SecuriteInfo.com.Variant.Bulz.392162.30748.358.exe

description	pid	process
Token: SeDebugPrivilege	3116	SecuriteInfo.com.Variant.Bulz.392162.30748.358.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

SecuriteInfo.com.Variant.Bulz.392162.30748.358.execmd.exe

description	pid	process	target process
PID 3116 wrote to memory of 4032	3116	SecuriteInfo.com.Variant.Bulz.392162.30748.358.exe	cmd.exe
PID 3116 wrote to memory of 4032	3116	SecuriteInfo.com.Variant.Bulz.392162.30748.358.exe	cmd.exe
PID 3116 wrote to memory of 4032	3116	SecuriteInfo.com.Variant.Bulz.392162.30748.358.exe	cmd.exe
PID 4032 wrote to memory of 576	4032	cmd.exe	reg.exe
PID 4032 wrote to memory of 576	4032	cmd.exe	reg.exe
PID 4032 wrote to memory of 576	4032	cmd.exe	reg.exe

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Bulz.392162.30748.358.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Bulz.392162.30748.358.exe"
1⤵
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3116

C:\Windows\SysWOW64\cmd.exe
"cmd" /C reg add HKEY_CURRENT_USER\Software\DataFinder\keycheck /v Status /t REG_DWORD /d 1 && reg add HKEY_CURRENT_USER\Software\DataFinder\VersiumResearch /v Status /t REG_DWORD /d 1
2⤵
- Suspicious use of WriteProcessMemory
PID:4032

C:\Windows\SysWOW64\reg.exe
reg add HKEY_CURRENT_USER\Software\DataFinder\keycheck /v Status /t REG_DWORD /d 1
3⤵
PID:576

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

3

T1012

System Information Discovery

2

T1082

Virtualization/Sandbox Evasion

1

T1497

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/576-27-0x0000000000000000-mapping.dmp

Download
memory/3116-14-0x0000000005C20000-0x0000000005C21000-memory.dmp

Filesize
4KB

Download
memory/3116-7-0x00000000055D0000-0x00000000055F9000-memory.dmp

Filesize
164KB

Download
memory/3116-15-0x0000000005684000-0x0000000005686000-memory.dmp

Filesize
8KB

Download
memory/3116-5-0x00000000737D0000-0x0000000073EBE000-memory.dmp

Filesize
6.9MB

Download
memory/3116-16-0x0000000005CA0000-0x0000000005CA1000-memory.dmp

Filesize
4KB

Download
memory/3116-8-0x0000000005690000-0x0000000005691000-memory.dmp

Filesize
4KB

Download
memory/3116-10-0x0000000005682000-0x0000000005683000-memory.dmp

Filesize
4KB

Download
memory/3116-17-0x0000000006340000-0x0000000006341000-memory.dmp

Filesize
4KB

Download
memory/3116-11-0x0000000005683000-0x0000000005684000-memory.dmp

Filesize
4KB

Download
memory/3116-12-0x0000000005640000-0x0000000005668000-memory.dmp

Filesize
160KB

Download
memory/3116-13-0x0000000005B90000-0x0000000005B91000-memory.dmp

Filesize
4KB

Download
memory/3116-2-0x0000000000400000-0x0000000000ED5000-memory.dmp

Filesize
10.8MB

Download
memory/3116-6-0x0000000077674000-0x0000000077675000-memory.dmp

Filesize
4KB

Download
memory/3116-4-0x0000000003160000-0x0000000003161000-memory.dmp

Filesize
4KB

Download
memory/3116-9-0x0000000005680000-0x0000000005681000-memory.dmp

Filesize
4KB

Download
memory/3116-18-0x0000000006360000-0x0000000006361000-memory.dmp

Filesize
4KB

Download
memory/3116-19-0x00000000064D0000-0x00000000064D1000-memory.dmp

Filesize
4KB

Download
memory/3116-20-0x0000000006650000-0x0000000006651000-memory.dmp

Filesize
4KB

Download
memory/3116-21-0x0000000007360000-0x0000000007361000-memory.dmp

Filesize
4KB

Download
memory/3116-22-0x0000000007540000-0x0000000007541000-memory.dmp

Filesize
4KB

Download
memory/3116-23-0x0000000007B80000-0x0000000007B81000-memory.dmp

Filesize
4KB

Download
memory/3116-24-0x0000000007C30000-0x0000000007C31000-memory.dmp

Filesize
4KB

Download
memory/3116-25-0x00000000081A0000-0x00000000081A1000-memory.dmp

Filesize
4KB

Download
memory/3116-3-0x0000000000401000-0x000000000041B000-memory.dmp

Filesize
104KB

Download
memory/4032-26-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads