redline | f7dfaa9e79da582285f964c17f202631b50c186b56fbe2c417d1cb042b2ba655

Analysis

max time kernel
145s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
09-05-2024 12:54

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General

Target

55b18033bb16a6ebd933d4b24c7828c19ea0ec0937cbb06be066053c204d9753.exe
Size

469KB
MD5

051f65734fe5b3908b4e8c8810866caa
SHA1

c94cfcbd18c595495d8851679c3a7eb6e6af1ec3
SHA256

55b18033bb16a6ebd933d4b24c7828c19ea0ec0937cbb06be066053c204d9753
SHA512

8a4770ca61f2a3f42631f61b55f256e362bb8c6766566ee6a1c18714d6e5f3f5590a1bf01f6d4ac0be80077c5a306acf6ed95338e0bb0731c35a352386f35b8a
SSDEEP

12288:ulBmU+zoOXc065zzMWv9yT2EyBkXoGzud3Kiz7xhGupT:M6zoOCzzMWVpEyedyd3/xhlT

Score

10^/10

redline @mass1vexdd infostealer

Malware Config

Extracted

Family

redline

Botnet

@mass1vexdd

45.15.156.167:80

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
behavioral14/memory/2060-1-0x0000000000400000-0x0000000000452000-memory.dmp	family_redline

Suspicious use of SetThreadContext 1 IoCs

Processes:

55b18033bb16a6ebd933d4b24c7828c19ea0ec0937cbb06be066053c204d9753.exe

description	pid	process	target process
PID 5028 set thread context of 2060	5028	55b18033bb16a6ebd933d4b24c7828c19ea0ec0937cbb06be066053c204d9753.exe	RegAsm.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1000 5028 WerFault.exe 55b18033bb16a6ebd933d4b24c7828c19ea0ec0937cbb06be066053c204d9753.exe

pid	pid_target	process	target process
1000	5028	WerFault.exe	55b18033bb16a6ebd933d4b24c7828c19ea0ec0937cbb06be066053c204d9753.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

Processes:

RegAsm.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\F1A578C4CB5DE79A370893983FD4DA8B67B2B064	RegAsm.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\F1A578C4CB5DE79A370893983FD4DA8B67B2B064\Blob = 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	RegAsm.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

55b18033bb16a6ebd933d4b24c7828c19ea0ec0937cbb06be066053c204d9753.exe

description	pid	process	target process
PID 5028 wrote to memory of 2060	5028	55b18033bb16a6ebd933d4b24c7828c19ea0ec0937cbb06be066053c204d9753.exe	RegAsm.exe
PID 5028 wrote to memory of 2060	5028	55b18033bb16a6ebd933d4b24c7828c19ea0ec0937cbb06be066053c204d9753.exe	RegAsm.exe
PID 5028 wrote to memory of 2060	5028	55b18033bb16a6ebd933d4b24c7828c19ea0ec0937cbb06be066053c204d9753.exe	RegAsm.exe
PID 5028 wrote to memory of 2060	5028	55b18033bb16a6ebd933d4b24c7828c19ea0ec0937cbb06be066053c204d9753.exe	RegAsm.exe
PID 5028 wrote to memory of 2060	5028	55b18033bb16a6ebd933d4b24c7828c19ea0ec0937cbb06be066053c204d9753.exe	RegAsm.exe
PID 5028 wrote to memory of 2060	5028	55b18033bb16a6ebd933d4b24c7828c19ea0ec0937cbb06be066053c204d9753.exe	RegAsm.exe
PID 5028 wrote to memory of 2060	5028	55b18033bb16a6ebd933d4b24c7828c19ea0ec0937cbb06be066053c204d9753.exe	RegAsm.exe
PID 5028 wrote to memory of 2060	5028	55b18033bb16a6ebd933d4b24c7828c19ea0ec0937cbb06be066053c204d9753.exe	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\55b18033bb16a6ebd933d4b24c7828c19ea0ec0937cbb06be066053c204d9753.exe
"C:\Users\Admin\AppData\Local\Temp\55b18033bb16a6ebd933d4b24c7828c19ea0ec0937cbb06be066053c204d9753.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:5028

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
2⤵
- Modifies system certificate store
PID:2060

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5028 -s 356
2⤵
- Program crash
PID:1000

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 5028 -ip 5028
1⤵
PID:1088

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Subvert Trust Controls

T1553

Install Root Certificate

T1553.004

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Tmp4853.tmp
Filesize
2KB

MD5
1420d30f964eac2c85b2ccfe968eebce

SHA1
bdf9a6876578a3e38079c4f8cf5d6c79687ad750

SHA256
f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

SHA512
6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

Download Submit
memory/2060-23-0x0000000006140000-0x00000000061B6000-memory.dmp

Filesize
472KB

Download
memory/2060-1-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/2060-3-0x0000000005B10000-0x00000000060B4000-memory.dmp

Filesize
5.6MB

Download
memory/2060-4-0x0000000005560000-0x00000000055F2000-memory.dmp

Filesize
584KB

Download
memory/2060-24-0x0000000006920000-0x000000000693E000-memory.dmp

Filesize
120KB

Download
memory/2060-6-0x0000000074840000-0x0000000074FF0000-memory.dmp

Filesize
7.7MB

Download
memory/2060-2-0x000000007484E000-0x000000007484F000-memory.dmp

Filesize
4KB

Download
memory/2060-33-0x0000000074840000-0x0000000074FF0000-memory.dmp

Filesize
7.7MB

Download
memory/2060-5-0x0000000005520000-0x000000000552A000-memory.dmp

Filesize
40KB

Download
memory/2060-27-0x00000000072B0000-0x00000000078C8000-memory.dmp

Filesize
6.1MB

Download
memory/2060-28-0x0000000006E20000-0x0000000006F2A000-memory.dmp

Filesize
1.0MB

Download
memory/2060-29-0x0000000006D90000-0x0000000006DA2000-memory.dmp

Filesize
72KB

Download
memory/2060-30-0x0000000006F30000-0x0000000006F6C000-memory.dmp

Filesize
240KB

Download
memory/2060-31-0x0000000006F70000-0x0000000006FBC000-memory.dmp

Filesize
304KB

Download
memory/2060-32-0x000000007484E000-0x000000007484F000-memory.dmp

Filesize
4KB

Download
memory/5028-0-0x0000000000832000-0x0000000000833000-memory.dmp

Filesize
4KB

Download