redline | cb9dcc05d4f957691138c3bace274df19b778bc725929bccefb959d7603dea63

General

Target

cb9dcc05d4f957691138c3bace274df19b778bc725929bccefb959d7603dea63.exe
Size

277KB
MD5

eaa977eb37fc5df3bc36a1b422d75781
SHA1

8317d7bbe0dc2aace83cb98c08cc3ef3540da9b7
SHA256

cb9dcc05d4f957691138c3bace274df19b778bc725929bccefb959d7603dea63
SHA512

ae580feb2ff350c765a6aaa1dcb8685c700e1315709396404f2fccb45b84b4fe3f6d34693a794c387e649902c652e54b86b45aa3333b88f0ac9b057adcfcea82

Score

10^/10

redline smokeloader 4 backdoor infostealer spyware trojan

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://monsutiur4.com/

http://nusurionuy5ff.at/

http://moroitomo4.net/

http://susuerulianita1.net/

http://cucumbetuturel4.com/

http://nunuslushau.com/

http://linislominyt11.at/

http://luxulixionus.net/

http://lilisjjoer44.com/

http://nikogminut88.at/

http://limo00ruling.org/

http://mini55tunul.com/

http://samnutu11nuli.com/

http://nikogkojam.org/

rc4.i32

Extracted

Family

redline

Botnet

4

C2

45.10.43.167:26696

Attributes

auth_value
907b4009a916888062785688f81bc6b3

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
behavioral1/memory/3968-146-0x0000000000400000-0x0000000000420000-memory.dmp	family_redline

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Executes dropped EXE 1 IoCs

Processes:

4805.exe

pid process

4704 4805.exe
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.

Query Registry
T1012

System Information Discovery
T1082

Processes:

4805.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Control Panel\International\Geo\Nation 4805.exe
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081
Suspicious use of SetThreadContext 1 IoCs

Processes:

4805.exe

description pid process target process

PID 4704 set thread context of 3968 4704 4805.exe InstallUtil.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

5020 2036 WerFault.exe explorer.exe

pid	process
4704	4805.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Control Panel\International\Geo\Nation	4805.exe

description	pid	process	target process
PID 4704 set thread context of 3968	4704	4805.exe	InstallUtil.exe

pid	pid_target	process	target process
5020	2036	WerFault.exe	explorer.exe

Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

cb9dcc05d4f957691138c3bace274df19b778bc725929bccefb959d7603dea63.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	cb9dcc05d4f957691138c3bace274df19b778bc725929bccefb959d7603dea63.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	cb9dcc05d4f957691138c3bace274df19b778bc725929bccefb959d7603dea63.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	cb9dcc05d4f957691138c3bace274df19b778bc725929bccefb959d7603dea63.exe

Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

3168 timeout.exe

pid	process
3168	timeout.exe

Modifies registry class 3 IoCs

Processes:

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

cb9dcc05d4f957691138c3bace274df19b778bc725929bccefb959d7603dea63.exe

pid	process
4944	cb9dcc05d4f957691138c3bace274df19b778bc725929bccefb959d7603dea63.exe
4944	cb9dcc05d4f957691138c3bace274df19b778bc725929bccefb959d7603dea63.exe
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148
3148

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

pid process

3148
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

cb9dcc05d4f957691138c3bace274df19b778bc725929bccefb959d7603dea63.exe

pid process

4944 cb9dcc05d4f957691138c3bace274df19b778bc725929bccefb959d7603dea63.exe
3148
3148
3148
3148

pid	process
3148

Suspicious use of AdjustPrivilegeToken 18 IoCs

Processes:

4805.exeInstallUtil.exe

description	pid	process
Token: SeShutdownPrivilege	3148
Token: SeCreatePagefilePrivilege	3148
Token: SeShutdownPrivilege	3148
Token: SeCreatePagefilePrivilege	3148
Token: SeDebugPrivilege	4704	4805.exe
Token: SeDebugPrivilege	3968	InstallUtil.exe
Token: SeShutdownPrivilege	3148
Token: SeCreatePagefilePrivilege	3148
Token: SeShutdownPrivilege	3148
Token: SeCreatePagefilePrivilege	3148
Token: SeShutdownPrivilege	3148
Token: SeCreatePagefilePrivilege	3148
Token: SeShutdownPrivilege	3148
Token: SeCreatePagefilePrivilege	3148
Token: SeShutdownPrivilege	3148
Token: SeCreatePagefilePrivilege	3148
Token: SeShutdownPrivilege	3148
Token: SeCreatePagefilePrivilege	3148

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

pid process

3148
3148

pid	process
3148
3148

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

4805.execmd.exe

description	pid	process	target process
PID 3148 wrote to memory of 4704	3148		4805.exe
PID 3148 wrote to memory of 4704	3148		4805.exe
PID 3148 wrote to memory of 4704	3148		4805.exe
PID 3148 wrote to memory of 2036	3148		explorer.exe
PID 3148 wrote to memory of 2036	3148		explorer.exe
PID 3148 wrote to memory of 2036	3148		explorer.exe
PID 3148 wrote to memory of 2036	3148		explorer.exe
PID 3148 wrote to memory of 3836	3148		explorer.exe
PID 3148 wrote to memory of 3836	3148		explorer.exe
PID 3148 wrote to memory of 3836	3148		explorer.exe
PID 4704 wrote to memory of 588	4704	4805.exe	cmd.exe
PID 4704 wrote to memory of 588	4704	4805.exe	cmd.exe
PID 4704 wrote to memory of 588	4704	4805.exe	cmd.exe
PID 588 wrote to memory of 3168	588	cmd.exe	timeout.exe
PID 588 wrote to memory of 3168	588	cmd.exe	timeout.exe
PID 588 wrote to memory of 3168	588	cmd.exe	timeout.exe
PID 4704 wrote to memory of 3968	4704	4805.exe	InstallUtil.exe
PID 4704 wrote to memory of 3968	4704	4805.exe	InstallUtil.exe
PID 4704 wrote to memory of 3968	4704	4805.exe	InstallUtil.exe
PID 4704 wrote to memory of 3968	4704	4805.exe	InstallUtil.exe
PID 4704 wrote to memory of 3968	4704	4805.exe	InstallUtil.exe
PID 4704 wrote to memory of 3968	4704	4805.exe	InstallUtil.exe
PID 4704 wrote to memory of 3968	4704	4805.exe	InstallUtil.exe
PID 4704 wrote to memory of 3968	4704	4805.exe	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\cb9dcc05d4f957691138c3bace274df19b778bc725929bccefb959d7603dea63.exe
"C:\Users\Admin\AppData\Local\Temp\cb9dcc05d4f957691138c3bace274df19b778bc725929bccefb959d7603dea63.exe"
1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:4944

C:\Users\Admin\AppData\Local\Temp\4805.exe
C:\Users\Admin\AppData\Local\Temp\4805.exe
1⤵
- Executes dropped EXE
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4704

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c timeout 10
2⤵
- Suspicious use of WriteProcessMemory
PID:588

C:\Windows\SysWOW64\timeout.exe
timeout 10
3⤵
- Delays execution with timeout.exe
PID:3168

C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
2⤵
- Suspicious use of AdjustPrivilegeToken
PID:3968

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:2036

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2036 -s 880
2⤵
- Program crash
PID:5020

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 2036 -ip 2036
1⤵
PID:1544

C:\Windows\explorer.exe
C:\Windows\explorer.exe
1⤵
PID:3836

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k appmodel -p -s camsvc
1⤵
PID:2108

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

2

T1012

System Information Discovery

3

T1082

Peripheral Device Discovery

1

T1120

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\4805.exe
Filesize
342KB

MD5
5081f141de74d785dacfe8254097d29f

SHA1
bd8f230e9c79d66718871c0b2a770988e021aa21

SHA256
dac6ad2b96313e9fed6a84abc829204b40effc0f89fc602889377b589c28fe4a

SHA512
09d507af2faece517c5bdc69ab37d468a9cc9dc177e3737d4e31beffcb38037827c1d3f95a7de5321c914a85e69e1b4fb1c9f5d93ef08457bef57109cca0b6dc

Download Submit
C:\Users\Admin\AppData\Local\Temp\4805.exe
Filesize
342KB

MD5
5081f141de74d785dacfe8254097d29f

SHA1
bd8f230e9c79d66718871c0b2a770988e021aa21

SHA256
dac6ad2b96313e9fed6a84abc829204b40effc0f89fc602889377b589c28fe4a

SHA512
09d507af2faece517c5bdc69ab37d468a9cc9dc177e3737d4e31beffcb38037827c1d3f95a7de5321c914a85e69e1b4fb1c9f5d93ef08457bef57109cca0b6dc

Download Submit
memory/588-140-0x0000000000000000-mapping.dmp

Download
memory/2036-138-0x0000000000000000-mapping.dmp

Download
memory/3148-133-0x00000000003A0000-0x00000000003B6000-memory.dmp

Filesize
88KB

Download
memory/3168-141-0x0000000000000000-mapping.dmp

Download
memory/3836-139-0x0000000000000000-mapping.dmp

Download
memory/3968-148-0x0000000005830000-0x0000000005842000-memory.dmp

Filesize
72KB

Download
memory/3968-150-0x0000000005890000-0x00000000058CC000-memory.dmp

Filesize
240KB

Download
memory/3968-155-0x00000000087B0000-0x0000000008CDC000-memory.dmp

Filesize
5.2MB

Download
memory/3968-154-0x00000000080B0000-0x0000000008272000-memory.dmp

Filesize
1.8MB

Download
memory/3968-153-0x00000000071E0000-0x0000000007230000-memory.dmp

Filesize
320KB

Download
memory/3968-152-0x0000000006950000-0x000000000696E000-memory.dmp

Filesize
120KB

Download
memory/3968-151-0x0000000006840000-0x00000000068B6000-memory.dmp

Filesize
472KB

Download
memory/3968-149-0x0000000005960000-0x0000000005A6A000-memory.dmp

Filesize
1.0MB

Download
memory/3968-145-0x0000000000000000-mapping.dmp

Download
memory/3968-146-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/3968-147-0x0000000005DB0000-0x00000000063C8000-memory.dmp

Filesize
6.1MB

Download
memory/4704-144-0x00000000248C0000-0x0000000024E64000-memory.dmp

Filesize
5.6MB

Download
memory/4704-137-0x0000000000040000-0x000000000009C000-memory.dmp

Filesize
368KB

Download
memory/4704-143-0x0000000024270000-0x0000000024302000-memory.dmp

Filesize
584KB

Download
memory/4704-142-0x0000000004AA0000-0x0000000004B06000-memory.dmp

Filesize
408KB

Download
memory/4704-134-0x0000000000000000-mapping.dmp

Download
memory/4944-130-0x0000000000772000-0x0000000000782000-memory.dmp

Filesize
64KB

Download
memory/4944-131-0x0000000000560000-0x0000000000569000-memory.dmp

Filesize
36KB

Download
memory/4944-132-0x0000000000400000-0x000000000048A000-memory.dmp

Filesize
552KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads