redline | 87cd820fbd3707a5c0163a68fc72eeee76d16867aefc372c19b03bf1edc0bbd7

General

Target

75be014e5cba03bc01cad324c0858808.exe
Size

777KB
MD5

75be014e5cba03bc01cad324c0858808
SHA1

ea7975231e51ed81b1f3f101580829b2cce39fc3
SHA256

87cd820fbd3707a5c0163a68fc72eeee76d16867aefc372c19b03bf1edc0bbd7
SHA512

fef33c0723c826d899480d0a880cce771a18d0582bca1a01144f7671bb47ddf45752c7e450fdb417f91919ec1c5c4b6a6b6f21546b0f0aa6590d993adaee8eea

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 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1808-18-0x0000000000400000-0x0000000000426000-memory.dmp	family_redline
behavioral1/memory/1808-19-0x000000000042064E-mapping.dmp	family_redline
behavioral1/memory/1808-21-0x0000000000400000-0x0000000000426000-memory.dmp	family_redline
behavioral1/memory/1808-22-0x0000000000400000-0x0000000000426000-memory.dmp	family_redline

Executes dropped EXE 2 IoCs

Processes:

bestof.exebestof.exe

pid process

268 bestof.exe
1808 bestof.exe
Loads dropped DLL 1 IoCs

Processes:

75be014e5cba03bc01cad324c0858808.exe

pid process

1056 75be014e5cba03bc01cad324c0858808.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

9 ip-api.com
14 checkip.amazonaws.com
Suspicious use of SetThreadContext 1 IoCs

Processes:

bestof.exe

description pid process target process

PID 268 set thread context of 1808 268 bestof.exe bestof.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

pid	process
268	bestof.exe
1808	bestof.exe

pid	process
1056	75be014e5cba03bc01cad324c0858808.exe

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

description	pid	process	target process
PID 268 set thread context of 1808	268	bestof.exe	bestof.exe

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:

75be014e5cba03bc01cad324c0858808.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	75be014e5cba03bc01cad324c0858808.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	75be014e5cba03bc01cad324c0858808.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

75be014e5cba03bc01cad324c0858808.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13	75be014e5cba03bc01cad324c0858808.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 040000000100000010000000410352dc0ff7501b16f0028eba6f45c50f00000001000000140000005bcaa1c2780f0bcb5a90770451d96f38963f012d0b000000010000001e000000440053005400200052006f006f0074002000430041002000580033000000090000000100000016000000301406082b0601050507030406082b06010505070301140000000100000014000000c4a7b1a47b2c71fadbe14b9075ffc415608589101d00000001000000100000004558d512eecb27464920897de7b66053030000000100000014000000dac9024f54d8f6df94935fb1732638ca6ad77c131900000001000000100000006cf252fec3e8f20996de5d4dd9aef42420000000010000004e0300003082034a30820232a003020102021044afb080d6a327ba893039862ef8406b300d06092a864886f70d0101050500303f31243022060355040a131b4469676974616c205369676e617475726520547275737420436f2e311730150603550403130e44535420526f6f74204341205833301e170d3030303933303231313231395a170d3231303933303134303131355a303f31243022060355040a131b4469676974616c205369676e617475726520547275737420436f2e311730150603550403130e44535420526f6f7420434120583330820122300d06092a864886f70d01010105000382010f003082010a0282010100dfafe99750088357b4cc6265f69082ecc7d32c6b30ca5becd9c37dc740c118148be0e83376492ae33f214993ac4e0eaf3e48cb65eefcd3210f65d22ad9328f8ce5f777b0127bb595c089a3a9baed732e7a0c063283a27e8a1430cd11a0e12a38b9790a31fd50bd8065dfb7516383c8e28861ea4b6181ec526bb9a2e24b1a289f48a39e0cda098e3e172e1edd20df5bc62a8aab2ebd70adc50b1a25907472c57b6aab34d63089ffe568137b540bc8d6aeec5a9c921e3d64b38cc6dfbfc94170ec1672d526ec38553943d0fcfd185c40f197ebd59a9b8d1dbada25b9c6d8dfc115023aabda6ef13e2ef55c089c3cd68369e4109b192ab62957e3e53d9b9ff0025d0203010001a3423040300f0603551d130101ff040530030101ff300e0603551d0f0101ff040403020106301d0603551d0e04160414c4a7b1a47b2c71fadbe14b9075ffc41560858910300d06092a864886f70d01010505000382010100a31a2c9b17005ca91eee2866373abf83c73f4bc309a095205de3d95944d23e0d3ebd8a4ba0741fce10829c741a1d7e981addcb134bb32044e491e9ccfc7da5db6ae5fee6fde04eddb7003ab57049aff2e5eb02f1d1028b19cb943a5e48c4181e58195f1e025af00cf1b1ada9dc59868b6ee991f586cafab96633aa595bcee2a7167347cb2bcc99b03748cfe3564bf5cf0f0c723287c6f044bb53726d43f526489a5267b758abfe67767178db0da256141339243185a2a8025a3047e1dd5007bc02099000eb6463609b16bc88c912e6d27d918bf93d328d65b4e97cb15776eac5b62839bf15651cc8f677966a0a8d770bd8910b048e07db29b60aee9d82353510	75be014e5cba03bc01cad324c0858808.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

760 PING.EXE
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

bestof.exe

pid process

1808 bestof.exe
1808 bestof.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

bestof.exebestof.exe

description pid process

Token: SeDebugPrivilege 268 bestof.exe
Token: SeDebugPrivilege 1808 bestof.exe

pid	process
760	PING.EXE

pid	process
1808	bestof.exe
1808	bestof.exe

description	pid	process
Token: SeDebugPrivilege	268	bestof.exe
Token: SeDebugPrivilege	1808	bestof.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

75be014e5cba03bc01cad324c0858808.exebestof.exebestof.execmd.exe

description	pid	process	target process
PID 1056 wrote to memory of 268	1056	75be014e5cba03bc01cad324c0858808.exe	bestof.exe
PID 1056 wrote to memory of 268	1056	75be014e5cba03bc01cad324c0858808.exe	bestof.exe
PID 1056 wrote to memory of 268	1056	75be014e5cba03bc01cad324c0858808.exe	bestof.exe
PID 1056 wrote to memory of 268	1056	75be014e5cba03bc01cad324c0858808.exe	bestof.exe
PID 268 wrote to memory of 1808	268	bestof.exe	bestof.exe
PID 268 wrote to memory of 1808	268	bestof.exe	bestof.exe
PID 268 wrote to memory of 1808	268	bestof.exe	bestof.exe
PID 268 wrote to memory of 1808	268	bestof.exe	bestof.exe
PID 268 wrote to memory of 1808	268	bestof.exe	bestof.exe
PID 268 wrote to memory of 1808	268	bestof.exe	bestof.exe
PID 268 wrote to memory of 1808	268	bestof.exe	bestof.exe
PID 268 wrote to memory of 1808	268	bestof.exe	bestof.exe
PID 268 wrote to memory of 1808	268	bestof.exe	bestof.exe
PID 1808 wrote to memory of 536	1808	bestof.exe	cmd.exe
PID 1808 wrote to memory of 536	1808	bestof.exe	cmd.exe
PID 1808 wrote to memory of 536	1808	bestof.exe	cmd.exe
PID 1808 wrote to memory of 536	1808	bestof.exe	cmd.exe
PID 536 wrote to memory of 760	536	cmd.exe	PING.EXE
PID 536 wrote to memory of 760	536	cmd.exe	PING.EXE
PID 536 wrote to memory of 760	536	cmd.exe	PING.EXE
PID 536 wrote to memory of 760	536	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\75be014e5cba03bc01cad324c0858808.exe
"C:\Users\Admin\AppData\Local\Temp\75be014e5cba03bc01cad324c0858808.exe"
1⤵
- Loads dropped DLL
- Checks processor information in registry
- Modifies system certificate store
- Suspicious use of WriteProcessMemory
PID:1056

C:\Users\Admin\AppData\Roaming\gfersesurity\bestof.exe
bestof.exe
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:268

C:\Users\Admin\AppData\Roaming\gfersesurity\bestof.exe
"C:\Users\Admin\AppData\Roaming\gfersesurity\bestof.exe"
3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1808

C:\Windows\SysWOW64\cmd.exe
"cmd.exe" /C ping 127.0.0.1 -n 3 > nul & del "C:\Users\Admin\AppData\Roaming\gfersesurity\bestof.exe"
4⤵
- Suspicious use of WriteProcessMemory
PID:536

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1 -n 3
5⤵
- Runs ping.exe
PID:760

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
ae71797ed71a11f172c9d03701ae88c7

SHA1
10a0cc04fbed99c4f0f1f908979455da6868f1eb

SHA256
0215f9dd19951e07aaa5ddfed10c4b46af716a8e3ce1ccb853f0992d14ee3e34

SHA512
7f6fa1d06268a9b1a3541f19f1a2636be3579d6bcb8eb6f54f53bfdd380f1a7150e32a61799aefec5b52b920e8b39213d5dacf8e24654559b1022f6fd51a5d77

Download Submit
C:\Users\Admin\AppData\Roaming\gfersesurity\bestof.exe
MD5
ae71797ed71a11f172c9d03701ae88c7

SHA1
10a0cc04fbed99c4f0f1f908979455da6868f1eb

SHA256
0215f9dd19951e07aaa5ddfed10c4b46af716a8e3ce1ccb853f0992d14ee3e34

SHA512
7f6fa1d06268a9b1a3541f19f1a2636be3579d6bcb8eb6f54f53bfdd380f1a7150e32a61799aefec5b52b920e8b39213d5dacf8e24654559b1022f6fd51a5d77

Download Submit
C:\Users\Admin\AppData\Roaming\gfersesurity\bestof.exe
MD5
ae71797ed71a11f172c9d03701ae88c7

SHA1
10a0cc04fbed99c4f0f1f908979455da6868f1eb

SHA256
0215f9dd19951e07aaa5ddfed10c4b46af716a8e3ce1ccb853f0992d14ee3e34

SHA512
7f6fa1d06268a9b1a3541f19f1a2636be3579d6bcb8eb6f54f53bfdd380f1a7150e32a61799aefec5b52b920e8b39213d5dacf8e24654559b1022f6fd51a5d77

Download Submit
\Users\Admin\AppData\Roaming\gfersesurity\bestof.exe
MD5
ae71797ed71a11f172c9d03701ae88c7

SHA1
10a0cc04fbed99c4f0f1f908979455da6868f1eb

SHA256
0215f9dd19951e07aaa5ddfed10c4b46af716a8e3ce1ccb853f0992d14ee3e34

SHA512
7f6fa1d06268a9b1a3541f19f1a2636be3579d6bcb8eb6f54f53bfdd380f1a7150e32a61799aefec5b52b920e8b39213d5dacf8e24654559b1022f6fd51a5d77

Download Submit
memory/268-12-0x0000000000EA0000-0x0000000000EA1000-memory.dmp

Filesize
4KB

Download
memory/268-11-0x00000000745C0000-0x0000000074CAE000-memory.dmp

Filesize
6.9MB

Download
memory/268-16-0x0000000000490000-0x00000000004CA000-memory.dmp

Filesize
232KB

Download
memory/268-17-0x0000000000200000-0x0000000000216000-memory.dmp

Filesize
88KB

Download
memory/268-8-0x0000000000000000-mapping.dmp

Download
memory/536-26-0x0000000000000000-mapping.dmp

Download
memory/760-27-0x0000000000000000-mapping.dmp

Download
memory/1056-0-0x0000000002539000-0x000000000253A000-memory.dmp

Filesize
4KB

Download
memory/1056-1-0x0000000003DA0000-0x0000000003DB1000-memory.dmp

Filesize
68KB

Download
memory/1560-2-0x000007FEF6930000-0x000007FEF6BAA000-memory.dmp

Filesize
2.5MB

Download
memory/1808-18-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1808-22-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1808-23-0x0000000074640000-0x0000000074D2E000-memory.dmp

Filesize
6.9MB

Download
memory/1808-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1808-19-0x000000000042064E-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads