redline | 3f93946193930f305bd0c2f82ce462a6de400072ef0bc2b059ae1aeebb435b13

General

Target

SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe
Size

817KB
MD5

b4374d21ebb16da6b2900a4959e46910
SHA1

13c11a3abc2c5c930a46449637c79067c07501ea
SHA256

3f93946193930f305bd0c2f82ce462a6de400072ef0bc2b059ae1aeebb435b13
SHA512

e95d1d691398778ba431bd3487e0146bcd51a7d48babc2c62f8f6d3a374bc0089792c40d03b40073004d267a8642d151cfa2ee9863b5f5e6395f6007325f6e39

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
behavioral2/memory/3832-13-0x0000000000400000-0x0000000000426000-memory.dmp	family_redline
behavioral2/memory/3832-14-0x000000000041F3A6-mapping.dmp	family_redline

Executes dropped EXE 4 IoCs

Processes:

file.exelibmfxsw32.exelibmfxsw32.exelibmfxsw32.exe

pid process

3544 file.exe
3920 libmfxsw32.exe
3568 libmfxsw32.exe
2740 libmfxsw32.exe
Modifies file permissions 1 TTPs 6 IoCs
discovery

File Permissions Modification
T1222

Processes:

icacls.exeicacls.exeicacls.exeicacls.exeicacls.exeicacls.exe

pid process

2240 icacls.exe
3472 icacls.exe
3936 icacls.exe
3128 icacls.exe
1624 icacls.exe
1748 icacls.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

pid	process
3544	file.exe
3920	libmfxsw32.exe
3568	libmfxsw32.exe
2740	libmfxsw32.exe

pid	process
2240	icacls.exe
3472	icacls.exe
3936	icacls.exe
3128	icacls.exe
1624	icacls.exe
1748	icacls.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe

description	pid	process	target process
PID 508 set thread context of 3832	508	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe

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

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe

pid process

3832 SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe

description pid process

Token: SeDebugPrivilege 3832 SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe

pid	process
3832	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe

description	pid	process
Token: SeDebugPrivilege	3832	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe

Suspicious use of WriteProcessMemory 35 IoCs

Processes:

SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exeSecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exefile.exelibmfxsw32.execmd.execmd.exe

description	pid	process	target process
PID 508 wrote to memory of 3832	508	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe
PID 508 wrote to memory of 3832	508	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe
PID 508 wrote to memory of 3832	508	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe
PID 508 wrote to memory of 3832	508	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe
PID 508 wrote to memory of 3832	508	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe
PID 508 wrote to memory of 3832	508	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe
PID 508 wrote to memory of 3832	508	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe
PID 508 wrote to memory of 3832	508	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe
PID 3832 wrote to memory of 3544	3832	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe	file.exe
PID 3832 wrote to memory of 3544	3832	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe	file.exe
PID 3832 wrote to memory of 3544	3832	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe	file.exe
PID 3544 wrote to memory of 788	3544	file.exe	cmd.exe
PID 3544 wrote to memory of 788	3544	file.exe	cmd.exe
PID 3544 wrote to memory of 788	3544	file.exe	cmd.exe
PID 3920 wrote to memory of 2204	3920	libmfxsw32.exe	cmd.exe
PID 3920 wrote to memory of 2204	3920	libmfxsw32.exe	cmd.exe
PID 3920 wrote to memory of 2204	3920	libmfxsw32.exe	cmd.exe
PID 788 wrote to memory of 3472	788	cmd.exe	icacls.exe
PID 788 wrote to memory of 3472	788	cmd.exe	icacls.exe
PID 788 wrote to memory of 3472	788	cmd.exe	icacls.exe
PID 788 wrote to memory of 3936	788	cmd.exe	icacls.exe
PID 788 wrote to memory of 3936	788	cmd.exe	icacls.exe
PID 788 wrote to memory of 3936	788	cmd.exe	icacls.exe
PID 2204 wrote to memory of 3128	2204	cmd.exe	icacls.exe
PID 2204 wrote to memory of 3128	2204	cmd.exe	icacls.exe
PID 2204 wrote to memory of 3128	2204	cmd.exe	icacls.exe
PID 788 wrote to memory of 1624	788	cmd.exe	icacls.exe
PID 788 wrote to memory of 1624	788	cmd.exe	icacls.exe
PID 788 wrote to memory of 1624	788	cmd.exe	icacls.exe
PID 2204 wrote to memory of 1748	2204	cmd.exe	icacls.exe
PID 2204 wrote to memory of 1748	2204	cmd.exe	icacls.exe
PID 2204 wrote to memory of 1748	2204	cmd.exe	icacls.exe
PID 2204 wrote to memory of 2240	2204	cmd.exe	icacls.exe
PID 2204 wrote to memory of 2240	2204	cmd.exe	icacls.exe
PID 2204 wrote to memory of 2240	2204	cmd.exe	icacls.exe

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:508

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe
"{path}"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3832

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
3⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3544

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c icacls "C:\Users\Admin\AppData\Roaming\Mxmetamux" /inheritance:e /deny "*S-1-1-0:(R,REA,RA,RD)" & icacls "C:\Users\Admin\AppData\Roaming\Mxmetamux" /inheritance:e /deny "*S-1-5-7:(R,REA,RA,RD)" & icacls "C:\Users\Admin\AppData\Roaming\Mxmetamux" /inheritance:e /deny "Admin:(R,REA,RA,RD)"
4⤵
- Suspicious use of WriteProcessMemory
PID:788

C:\Windows\SysWOW64\icacls.exe
icacls "C:\Users\Admin\AppData\Roaming\Mxmetamux" /inheritance:e /deny "*S-1-1-0:(R,REA,RA,RD)"
5⤵
- Modifies file permissions
PID:3472

C:\Windows\SysWOW64\icacls.exe
icacls "C:\Users\Admin\AppData\Roaming\Mxmetamux" /inheritance:e /deny "*S-1-5-7:(R,REA,RA,RD)"
5⤵
- Modifies file permissions
PID:3936

C:\Windows\SysWOW64\icacls.exe
icacls "C:\Users\Admin\AppData\Roaming\Mxmetamux" /inheritance:e /deny "Admin:(R,REA,RA,RD)"
5⤵
- Modifies file permissions
PID:1624

C:\Users\Admin\AppData\Roaming\Mxmetamux\libmfxsw32.exe
C:\Users\Admin\AppData\Roaming\Mxmetamux\libmfxsw32.exe
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3920

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c icacls "C:\Users\Admin\AppData\Roaming\Mxmetamux" /inheritance:e /deny "*S-1-1-0:(R,REA,RA,RD)" & icacls "C:\Users\Admin\AppData\Roaming\Mxmetamux" /inheritance:e /deny "*S-1-5-7:(R,REA,RA,RD)" & icacls "C:\Users\Admin\AppData\Roaming\Mxmetamux" /inheritance:e /deny "Admin:(R,REA,RA,RD)"
2⤵
- Suspicious use of WriteProcessMemory
PID:2204

C:\Windows\SysWOW64\icacls.exe
icacls "C:\Users\Admin\AppData\Roaming\Mxmetamux" /inheritance:e /deny "*S-1-1-0:(R,REA,RA,RD)"
3⤵
- Modifies file permissions
PID:3128

C:\Windows\SysWOW64\icacls.exe
icacls "C:\Users\Admin\AppData\Roaming\Mxmetamux" /inheritance:e /deny "*S-1-5-7:(R,REA,RA,RD)"
3⤵
- Modifies file permissions
PID:1748

C:\Windows\SysWOW64\icacls.exe
icacls "C:\Users\Admin\AppData\Roaming\Mxmetamux" /inheritance:e /deny "Admin:(R,REA,RA,RD)"
3⤵
- Modifies file permissions
PID:2240

C:\Users\Admin\AppData\Roaming\Mxmetamux\libmfxsw32.exe
C:\Users\Admin\AppData\Roaming\Mxmetamux\libmfxsw32.exe
1⤵
- Executes dropped EXE
PID:3568

C:\Users\Admin\AppData\Roaming\Mxmetamux\libmfxsw32.exe
C:\Users\Admin\AppData\Roaming\Mxmetamux\libmfxsw32.exe
1⤵
- Executes dropped EXE
PID:2740

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

File Permissions Modification

1

T1222

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

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\Local\Microsoft\CLR_v4.0_32\UsageLogs\SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe.log
MD5
0c2899d7c6746f42d5bbe088c777f94c

SHA1
622f66c5f7a3c91b28a9f43ce7c6cabadbf514f1

SHA256
5b0b99740cadaeff7b9891136644b396941547e20cc7eea646560d0dad5a5458

SHA512
ab7a3409ed4b6ca00358330a3aa4ef6de7d81eb21a5e24bb629ef6a7c7c4e2a70ca3accfbc989ed6e495fdb8eb6203a26d6f2a37b2a5809af4276af375b49078

Download Submit
C:\Users\Admin\AppData\Local\Temp\file.exe
MD5
f82b9f7268b8ee957ba06383eed7f288

SHA1
a071939ffd8e94ebc6b8115777acb923962727cc

SHA256
0a1783158749faf32af6feb562f8fa15fff25b40ff0275691032b0c16525ff72

SHA512
e5fc306b851b128045b843d3bbd72f771c9927b8f7cdff30089cb48c9da7d67fc9abae3abc4aea99657d157f7b7f85e42b2986b6461c4abcd81a0a0f2b7e7ca6

Download Submit
C:\Users\Admin\AppData\Local\Temp\file.exe
MD5
f82b9f7268b8ee957ba06383eed7f288

SHA1
a071939ffd8e94ebc6b8115777acb923962727cc

SHA256
0a1783158749faf32af6feb562f8fa15fff25b40ff0275691032b0c16525ff72

SHA512
e5fc306b851b128045b843d3bbd72f771c9927b8f7cdff30089cb48c9da7d67fc9abae3abc4aea99657d157f7b7f85e42b2986b6461c4abcd81a0a0f2b7e7ca6

Download Submit
C:\Users\Admin\AppData\Roaming\Mxmetamux\libmfxsw32.exe
MD5
f82b9f7268b8ee957ba06383eed7f288

SHA1
a071939ffd8e94ebc6b8115777acb923962727cc

SHA256
0a1783158749faf32af6feb562f8fa15fff25b40ff0275691032b0c16525ff72

SHA512
e5fc306b851b128045b843d3bbd72f771c9927b8f7cdff30089cb48c9da7d67fc9abae3abc4aea99657d157f7b7f85e42b2986b6461c4abcd81a0a0f2b7e7ca6

Download Submit
C:\Users\Admin\AppData\Roaming\Mxmetamux\libmfxsw32.exe
MD5
f82b9f7268b8ee957ba06383eed7f288

SHA1
a071939ffd8e94ebc6b8115777acb923962727cc

SHA256
0a1783158749faf32af6feb562f8fa15fff25b40ff0275691032b0c16525ff72

SHA512
e5fc306b851b128045b843d3bbd72f771c9927b8f7cdff30089cb48c9da7d67fc9abae3abc4aea99657d157f7b7f85e42b2986b6461c4abcd81a0a0f2b7e7ca6

Download Submit
C:\Users\Admin\AppData\Roaming\Mxmetamux\libmfxsw32.exe
MD5
f82b9f7268b8ee957ba06383eed7f288

SHA1
a071939ffd8e94ebc6b8115777acb923962727cc

SHA256
0a1783158749faf32af6feb562f8fa15fff25b40ff0275691032b0c16525ff72

SHA512
e5fc306b851b128045b843d3bbd72f771c9927b8f7cdff30089cb48c9da7d67fc9abae3abc4aea99657d157f7b7f85e42b2986b6461c4abcd81a0a0f2b7e7ca6

Download Submit
memory/508-9-0x0000000004CC0000-0x0000000004CC2000-memory.dmp

Filesize
8KB

Download
memory/508-7-0x0000000004A20000-0x0000000004A21000-memory.dmp

Filesize
4KB

Download
memory/508-11-0x0000000007220000-0x000000000728C000-memory.dmp

Filesize
432KB

Download
memory/508-12-0x0000000006F20000-0x0000000006F4C000-memory.dmp

Filesize
176KB

Download
memory/508-2-0x0000000073F30000-0x000000007461E000-memory.dmp

Filesize
6.9MB

Download
memory/508-3-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/508-8-0x0000000004CE0000-0x0000000004CE1000-memory.dmp

Filesize
4KB

Download
memory/508-5-0x0000000005080000-0x0000000005081000-memory.dmp

Filesize
4KB

Download
memory/508-10-0x0000000006F80000-0x0000000006F81000-memory.dmp

Filesize
4KB

Download
memory/508-6-0x0000000004AA0000-0x0000000004AA1000-memory.dmp

Filesize
4KB

Download
memory/788-38-0x0000000000000000-mapping.dmp

Download
memory/1624-45-0x0000000000000000-mapping.dmp

Download
memory/1748-46-0x0000000000000000-mapping.dmp

Download
memory/2204-41-0x0000000000000000-mapping.dmp

Download
memory/2240-47-0x0000000000000000-mapping.dmp

Download
memory/3128-44-0x0000000000000000-mapping.dmp

Download
memory/3472-42-0x0000000000000000-mapping.dmp

Download
memory/3544-35-0x0000000000000000-mapping.dmp

Download
memory/3832-13-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3832-23-0x0000000005D00000-0x0000000005D01000-memory.dmp

Filesize
4KB

Download
memory/3832-33-0x0000000007430000-0x0000000007431000-memory.dmp

Filesize
4KB

Download
memory/3832-31-0x0000000007290000-0x0000000007291000-memory.dmp

Filesize
4KB

Download
memory/3832-28-0x0000000007720000-0x0000000007721000-memory.dmp

Filesize
4KB

Download
memory/3832-27-0x0000000007020000-0x0000000007021000-memory.dmp

Filesize
4KB

Download
memory/3832-26-0x0000000006000000-0x0000000006001000-memory.dmp

Filesize
4KB

Download
memory/3832-25-0x0000000005DA0000-0x0000000005DA1000-memory.dmp

Filesize
4KB

Download
memory/3832-24-0x0000000005D60000-0x0000000005D61000-memory.dmp

Filesize
4KB

Download
memory/3832-32-0x0000000002F21000-0x0000000002F22000-memory.dmp

Filesize
4KB

Download
memory/3832-22-0x0000000006280000-0x0000000006281000-memory.dmp

Filesize
4KB

Download
memory/3832-14-0x000000000041F3A6-mapping.dmp

Download
memory/3832-21-0x0000000005AE0000-0x0000000005AE1000-memory.dmp

Filesize
4KB

Download
memory/3832-20-0x0000000002F20000-0x0000000002F21000-memory.dmp

Filesize
4KB

Download
memory/3832-19-0x0000000005530000-0x0000000005531000-memory.dmp

Filesize
4KB

Download
memory/3832-16-0x0000000073F30000-0x000000007461E000-memory.dmp

Filesize
6.9MB

Download
memory/3936-43-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads