redline | 970c48c21582ed3e4cd22dded1852da31a0b83bfe93c0d82c74445928d104e7f

General

Target

71c391018799e159e37eabeaacb0b949.exe
Size

668KB
MD5

71c391018799e159e37eabeaacb0b949
SHA1

8f318b2335b60f989a50826fbf12068b20b47ac7
SHA256

970c48c21582ed3e4cd22dded1852da31a0b83bfe93c0d82c74445928d104e7f
SHA512

ef1b9ce4c89e86e6641856c12671e0bae29bed364b0df1065d80c322f1a5ec9a473606a38289b83079395632e00581a69388b5f8665509da092cb8fe55330ff3

Score

10^/10

redline discovery infostealer spyware

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
behavioral1/memory/1932-10-0x00000000023A0000-0x00000000023C4000-memory.dmp	family_redline
behavioral1/memory/1932-16-0x0000000003ED0000-0x0000000003EF2000-memory.dmp	family_redline

Executes dropped EXE 1 IoCs

Processes:

bestof.exe

pid process

1932 bestof.exe
Loads dropped DLL 1 IoCs

Processes:

71c391018799e159e37eabeaacb0b949.exe

pid process

1924 71c391018799e159e37eabeaacb0b949.exe
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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
Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

8 ip-api.com
14 checkip.amazonaws.com
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

pid	process
1932	bestof.exe

pid	process
1924	71c391018799e159e37eabeaacb0b949.exe

flow	ioc
8	ip-api.com
14	checkip.amazonaws.com

Checks processor information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

71c391018799e159e37eabeaacb0b949.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	71c391018799e159e37eabeaacb0b949.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	71c391018799e159e37eabeaacb0b949.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

71c391018799e159e37eabeaacb0b949.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13	71c391018799e159e37eabeaacb0b949.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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	71c391018799e159e37eabeaacb0b949.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1780 PING.EXE
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

bestof.exe

pid process

1932 bestof.exe
1932 bestof.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

bestof.exe

description pid process

Token: SeDebugPrivilege 1932 bestof.exe

pid	process
1780	PING.EXE

pid	process
1932	bestof.exe
1932	bestof.exe

description	pid	process
Token: SeDebugPrivilege	1932	bestof.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

71c391018799e159e37eabeaacb0b949.exebestof.execmd.exe

description	pid	process	target process
PID 1924 wrote to memory of 1932	1924	71c391018799e159e37eabeaacb0b949.exe	bestof.exe
PID 1924 wrote to memory of 1932	1924	71c391018799e159e37eabeaacb0b949.exe	bestof.exe
PID 1924 wrote to memory of 1932	1924	71c391018799e159e37eabeaacb0b949.exe	bestof.exe
PID 1924 wrote to memory of 1932	1924	71c391018799e159e37eabeaacb0b949.exe	bestof.exe
PID 1932 wrote to memory of 1820	1932	bestof.exe	cmd.exe
PID 1932 wrote to memory of 1820	1932	bestof.exe	cmd.exe
PID 1932 wrote to memory of 1820	1932	bestof.exe	cmd.exe
PID 1932 wrote to memory of 1820	1932	bestof.exe	cmd.exe
PID 1820 wrote to memory of 1780	1820	cmd.exe	PING.EXE
PID 1820 wrote to memory of 1780	1820	cmd.exe	PING.EXE
PID 1820 wrote to memory of 1780	1820	cmd.exe	PING.EXE
PID 1820 wrote to memory of 1780	1820	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\71c391018799e159e37eabeaacb0b949.exe
"C:\Users\Admin\AppData\Local\Temp\71c391018799e159e37eabeaacb0b949.exe"
1⤵
- Loads dropped DLL
- Checks processor information in registry
- Modifies system certificate store
- Suspicious use of WriteProcessMemory
PID:1924

C:\Users\Admin\AppData\Roaming\gfersesurity\bestof.exe
bestof.exe
2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1932

C:\Windows\SysWOW64\cmd.exe
"cmd.exe" /C ping 127.0.0.1 -n 3 > nul & del ""
3⤵
- Suspicious use of WriteProcessMemory
PID:1820

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1 -n 3
4⤵
- Runs ping.exe
PID:1780

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Install Root Certificate

1

T1130

Modify Registry

1

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Remote System Discovery

1

T1018

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Web Service

1

T1102

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\gfersesurity\bestof.exe
MD5
72131adb0e2315281aae445db11e09a2

SHA1
712ca2ebaa7d9bc9bbe18f7843954cfb0d22b08e

SHA256
9ea7a66f0c3dc13ddfc6f05d95049dd7f641053a380578a12013db9f72367f65

SHA512
bbc68fa0c586aaa7227da59848407672e7629e8f1289384add8638c21bab69d41495bcfc7881446b527e5aa4db14e1babc4f71dfee32b69705e6d3b64bf46a22

Download Submit
\Users\Admin\AppData\Roaming\gfersesurity\bestof.exe
MD5
72131adb0e2315281aae445db11e09a2

SHA1
712ca2ebaa7d9bc9bbe18f7843954cfb0d22b08e

SHA256
9ea7a66f0c3dc13ddfc6f05d95049dd7f641053a380578a12013db9f72367f65

SHA512
bbc68fa0c586aaa7227da59848407672e7629e8f1289384add8638c21bab69d41495bcfc7881446b527e5aa4db14e1babc4f71dfee32b69705e6d3b64bf46a22

Download Submit
memory/744-2-0x000007FEF76B0000-0x000007FEF792A000-memory.dmp

Filesize
2.5MB

Download
memory/1780-19-0x0000000000000000-mapping.dmp

Download
memory/1820-17-0x0000000000000000-mapping.dmp

Download
memory/1924-1-0x0000000003EA0000-0x0000000003EB1000-memory.dmp

Filesize
68KB

Download
memory/1924-0-0x00000000027D9000-0x00000000027DA000-memory.dmp

Filesize
4KB

Download
memory/1932-6-0x00000000023F9000-0x00000000023FA000-memory.dmp

Filesize
4KB

Download
memory/1932-8-0x0000000003F30000-0x0000000003F41000-memory.dmp

Filesize
68KB

Download
memory/1932-9-0x0000000073D10000-0x00000000743FE000-memory.dmp

Filesize
6.9MB

Download
memory/1932-10-0x00000000023A0000-0x00000000023C4000-memory.dmp

Filesize
144KB

Download
memory/1932-16-0x0000000003ED0000-0x0000000003EF2000-memory.dmp

Filesize
136KB

Download
memory/1932-7-0x0000000003D80000-0x0000000003D91000-memory.dmp

Filesize
68KB

Download
memory/1932-4-0x0000000000000000-mapping.dmp

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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