redline | 6a69706b050bfe1384d7a09c1e61b567171a71be82e43bf377b095762f28eee6

General

Target

samuelzx.exe
Size

748KB
MD5

bc50206551400cd578d40ad82dc8acec
SHA1

91aef315ae4eb1b3b0bf351a7aed9e6b3ec6fcf0
SHA256

6a69706b050bfe1384d7a09c1e61b567171a71be82e43bf377b095762f28eee6
SHA512

110c7ebd538ae43b2b533187c8248ee107f8a4f373cf727f54241aa8d6e1934c257384d07f0fec19d278ba44ada1aed5b6eccf2615b60c8158e0c23a3bece984
SSDEEP

6144:8eWN4alYBW+vEdnUPjdjcqBEL+aH0rqmkkiXig9C+3gBhbVXp2sdC2OrSwRh3PtE:8Tyaicz2Pje4E/UrRTg9CjbL24mrl

Score

10^/10

redline sirus discovery infostealer spyware stealer

Malware Config

Extracted

Family

redline

Botnet

sirus

C2

147.124.223.126:4444

Signatures

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

RedLine payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1704-139-0x0000000000400000-0x000000000041E000-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
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

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

Drops file in System32 directory 2 IoCs

Processes:

svchost.exe

description	ioc	process
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{7C9F500F-4056-44F2-B893-F8B1E7F77C5F}.catalogItem	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{4BE45D29-E89D-4864-A163-9D6354F40A22}.catalogItem	svchost.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

samuelzx.exe

description pid process target process

PID 2228 set thread context of 1704 2228 samuelzx.exe samuelzx.exe

description	pid	process	target process
PID 2228 set thread context of 1704	2228	samuelzx.exe	samuelzx.exe

Checks processor information in registry 2 TTPs 3 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

svchost.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	svchost.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	svchost.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

svchost.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

samuelzx.exe

pid process

1704 samuelzx.exe
1704 samuelzx.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

samuelzx.exe

description pid process

Token: SeDebugPrivilege 1704 samuelzx.exe

pid	process
1704	samuelzx.exe
1704	samuelzx.exe

description	pid	process
Token: SeDebugPrivilege	1704	samuelzx.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

samuelzx.exe

description	pid	process	target process
PID 2228 wrote to memory of 1704	2228	samuelzx.exe	samuelzx.exe
PID 2228 wrote to memory of 1704	2228	samuelzx.exe	samuelzx.exe
PID 2228 wrote to memory of 1704	2228	samuelzx.exe	samuelzx.exe
PID 2228 wrote to memory of 1704	2228	samuelzx.exe	samuelzx.exe
PID 2228 wrote to memory of 1704	2228	samuelzx.exe	samuelzx.exe
PID 2228 wrote to memory of 1704	2228	samuelzx.exe	samuelzx.exe
PID 2228 wrote to memory of 1704	2228	samuelzx.exe	samuelzx.exe
PID 2228 wrote to memory of 1704	2228	samuelzx.exe	samuelzx.exe

C:\Users\Admin\AppData\Local\Temp\samuelzx.exe
"C:\Users\Admin\AppData\Local\Temp\samuelzx.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2228

C:\Users\Admin\AppData\Local\Temp\samuelzx.exe
"C:\Users\Admin\AppData\Local\Temp\samuelzx.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1704

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netsvcs -p
1⤵
- Drops file in System32 directory
- Checks processor information in registry
- Enumerates system info in registry
PID:4372

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

2

T1081

Discovery

Query Registry

3

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

2

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\samuelzx.exe.log
Filesize
1KB

MD5
e08f822522c617a40840c62e4b0fb45e

SHA1
ae516dca4da5234be6676d3f234c19ec55725be7

SHA256
bd9d5e9f7fe6fcff17d873555d4077d15f7d6cdda1183e7f7d278b735ffe1fd7

SHA512
894a7fb7bbc18ac6ba13378f58a7db80ad00d6080be9a66b01cae8e23e41d9d2d4cd53c1e20669356b73590c8a3ebfda4bdda3258f81240db56c4a81b7313fe4

Download Submit
memory/1704-144-0x0000000006C70000-0x0000000006E32000-memory.dmp

Filesize
1.8MB

Download
memory/1704-139-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1704-147-0x00000000079A0000-0x00000000079BE000-memory.dmp

Filesize
120KB

Download
memory/1704-146-0x00000000072F0000-0x0000000007366000-memory.dmp

Filesize
472KB

Download
memory/1704-141-0x0000000005650000-0x0000000005662000-memory.dmp

Filesize
72KB

Download
memory/1704-138-0x0000000000000000-mapping.dmp

Download
memory/1704-145-0x0000000007370000-0x000000000789C000-memory.dmp

Filesize
5.2MB

Download
memory/1704-140-0x0000000005E50000-0x0000000006468000-memory.dmp

Filesize
6.1MB

Download
memory/1704-143-0x0000000005950000-0x0000000005A5A000-memory.dmp

Filesize
1.0MB

Download
memory/1704-142-0x00000000056B0000-0x00000000056EC000-memory.dmp

Filesize
240KB

Download
memory/2228-137-0x0000000008C00000-0x0000000008C66000-memory.dmp

Filesize
408KB

Download
memory/2228-132-0x00000000007E0000-0x00000000008A2000-memory.dmp

Filesize
776KB

Download
memory/2228-134-0x0000000005260000-0x00000000052F2000-memory.dmp

Filesize
584KB

Download
memory/2228-136-0x0000000008B60000-0x0000000008BFC000-memory.dmp

Filesize
624KB

Download
memory/2228-135-0x0000000005240000-0x000000000524A000-memory.dmp

Filesize
40KB

Download
memory/2228-133-0x0000000005810000-0x0000000005DB4000-memory.dmp

Filesize
5.6MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads