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 3 IoCs

Processes:

resource	yara_rule
behavioral1/memory/936-9-0x0000000000400000-0x0000000000426000-memory.dmp	family_redline
behavioral1/memory/936-10-0x000000000041F3A6-mapping.dmp	family_redline
behavioral1/memory/936-12-0x0000000000400000-0x0000000000426000-memory.dmp	family_redline

Executes dropped EXE 4 IoCs

Processes:

file.exelibmfxsw32.exelibmfxsw32.exelibmfxsw32.exe

pid process

332 file.exe
1380 libmfxsw32.exe
572 libmfxsw32.exe
1356 libmfxsw32.exe
Loads dropped DLL 1 IoCs

Processes:

SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe

pid process

936 SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe
Modifies file permissions 1 TTPs 3 IoCs
discovery

File Permissions Modification
T1222

Processes:

icacls.exeicacls.exeicacls.exe

pid process

1084 icacls.exe
896 icacls.exe
1608 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
332	file.exe
1380	libmfxsw32.exe
572	libmfxsw32.exe
1356	libmfxsw32.exe

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

pid	process
1084	icacls.exe
896	icacls.exe
1608	icacls.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe

description	pid	process	target process
PID 1932 set thread context of 936	1932	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

936 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 936 SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe

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

description	pid	process
Token: SeDebugPrivilege	936	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe

Suspicious use of WriteProcessMemory 41 IoCs

Processes:

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

description	pid	process	target process
PID 1932 wrote to memory of 936	1932	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe
PID 1932 wrote to memory of 936	1932	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe
PID 1932 wrote to memory of 936	1932	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe
PID 1932 wrote to memory of 936	1932	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe
PID 1932 wrote to memory of 936	1932	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe
PID 1932 wrote to memory of 936	1932	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe
PID 1932 wrote to memory of 936	1932	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe
PID 1932 wrote to memory of 936	1932	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe
PID 1932 wrote to memory of 936	1932	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe
PID 936 wrote to memory of 332	936	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe	file.exe
PID 936 wrote to memory of 332	936	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe	file.exe
PID 936 wrote to memory of 332	936	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe	file.exe
PID 936 wrote to memory of 332	936	SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe	file.exe
PID 332 wrote to memory of 564	332	file.exe	cmd.exe
PID 332 wrote to memory of 564	332	file.exe	cmd.exe
PID 332 wrote to memory of 564	332	file.exe	cmd.exe
PID 332 wrote to memory of 564	332	file.exe	cmd.exe
PID 564 wrote to memory of 1084	564	cmd.exe	icacls.exe
PID 564 wrote to memory of 1084	564	cmd.exe	icacls.exe
PID 564 wrote to memory of 1084	564	cmd.exe	icacls.exe
PID 564 wrote to memory of 1084	564	cmd.exe	icacls.exe
PID 564 wrote to memory of 896	564	cmd.exe	icacls.exe
PID 564 wrote to memory of 896	564	cmd.exe	icacls.exe
PID 564 wrote to memory of 896	564	cmd.exe	icacls.exe
PID 564 wrote to memory of 896	564	cmd.exe	icacls.exe
PID 564 wrote to memory of 1608	564	cmd.exe	icacls.exe
PID 564 wrote to memory of 1608	564	cmd.exe	icacls.exe
PID 564 wrote to memory of 1608	564	cmd.exe	icacls.exe
PID 564 wrote to memory of 1608	564	cmd.exe	icacls.exe
PID 1108 wrote to memory of 572	1108	taskeng.exe	libmfxsw32.exe
PID 1108 wrote to memory of 572	1108	taskeng.exe	libmfxsw32.exe
PID 1108 wrote to memory of 1380	1108	taskeng.exe	libmfxsw32.exe
PID 1108 wrote to memory of 572	1108	taskeng.exe	libmfxsw32.exe
PID 1108 wrote to memory of 1380	1108	taskeng.exe	libmfxsw32.exe
PID 1108 wrote to memory of 572	1108	taskeng.exe	libmfxsw32.exe
PID 1108 wrote to memory of 1380	1108	taskeng.exe	libmfxsw32.exe
PID 1108 wrote to memory of 1380	1108	taskeng.exe	libmfxsw32.exe
PID 1108 wrote to memory of 1356	1108	taskeng.exe	libmfxsw32.exe
PID 1108 wrote to memory of 1356	1108	taskeng.exe	libmfxsw32.exe
PID 1108 wrote to memory of 1356	1108	taskeng.exe	libmfxsw32.exe
PID 1108 wrote to memory of 1356	1108	taskeng.exe	libmfxsw32.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:1932

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Inject4.8495.10748.7579.exe
"{path}"
2⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:936

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:332

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:564

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:1084

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:896

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:1608

C:\Windows\system32\taskeng.exe
taskeng.exe {6EB1BE6E-F68F-441E-989F-C260F7A1BA25} S-1-5-21-3825035466-2522850611-591511364-1000:EIDQHRRL\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:1108

C:\Users\Admin\AppData\Roaming\Mxmetamux\libmfxsw32.exe
C:\Users\Admin\AppData\Roaming\Mxmetamux\libmfxsw32.exe
2⤵
- Executes dropped EXE
PID:572

C:\Users\Admin\AppData\Roaming\Mxmetamux\libmfxsw32.exe
C:\Users\Admin\AppData\Roaming\Mxmetamux\libmfxsw32.exe
2⤵
- Executes dropped EXE
PID:1380

C:\Users\Admin\AppData\Roaming\Mxmetamux\libmfxsw32.exe
C:\Users\Admin\AppData\Roaming\Mxmetamux\libmfxsw32.exe
2⤵
- Executes dropped EXE
PID:1356

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\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
\Users\Admin\AppData\Local\Temp\file.exe
MD5
f82b9f7268b8ee957ba06383eed7f288

SHA1
a071939ffd8e94ebc6b8115777acb923962727cc

SHA256
0a1783158749faf32af6feb562f8fa15fff25b40ff0275691032b0c16525ff72

SHA512
e5fc306b851b128045b843d3bbd72f771c9927b8f7cdff30089cb48c9da7d67fc9abae3abc4aea99657d157f7b7f85e42b2986b6461c4abcd81a0a0f2b7e7ca6

Download Submit
memory/332-18-0x00000000750C1000-0x00000000750C3000-memory.dmp

Filesize
8KB

Download
memory/332-16-0x0000000000000000-mapping.dmp

Download
memory/564-20-0x0000000000000000-mapping.dmp

Download
memory/572-24-0x0000000000000000-mapping.dmp

Download
memory/896-22-0x0000000000000000-mapping.dmp

Download
memory/936-14-0x0000000004D20000-0x0000000004D21000-memory.dmp

Filesize
4KB

Download
memory/936-12-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/936-11-0x0000000073E00000-0x00000000744EE000-memory.dmp

Filesize
6.9MB

Download
memory/936-10-0x000000000041F3A6-mapping.dmp

Download
memory/936-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1084-21-0x0000000000000000-mapping.dmp

Download
memory/1356-30-0x0000000000000000-mapping.dmp

Download
memory/1380-25-0x0000000000000000-mapping.dmp

Download
memory/1608-23-0x0000000000000000-mapping.dmp

Download
memory/1932-8-0x0000000000A50000-0x0000000000A7C000-memory.dmp

Filesize
176KB

Download
memory/1932-2-0x0000000073E00000-0x00000000744EE000-memory.dmp

Filesize
6.9MB

Download
memory/1932-7-0x0000000005630000-0x000000000569C000-memory.dmp

Filesize
432KB

Download
memory/1932-6-0x00000000005B0000-0x00000000005B2000-memory.dmp

Filesize
8KB

Download
memory/1932-5-0x0000000000A90000-0x0000000000A91000-memory.dmp

Filesize
4KB

Download
memory/1932-3-0x0000000000FE0000-0x0000000000FE1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads