redline | bc19e99b5f12e55d0085cd808827e33ba97e2f0a17f7ba32516afde0f5c3ca47

General

Target

541b60ce9cdcec5f30a81f50287a7309.exe
Size

204KB
MD5

541b60ce9cdcec5f30a81f50287a7309
SHA1

21d09660812d10f0db42494610ae0db2e4db35a8
SHA256

bc19e99b5f12e55d0085cd808827e33ba97e2f0a17f7ba32516afde0f5c3ca47
SHA512

e74ab8543e29c719fb5b7882092549c48feac73f30c775ba2aecf9f4c8a5544715ec76ed97a338902b16a6eb2d2d306c042bbb52eedbe69f50881f17ea1e1974
SSDEEP

3072:6rBY49ntyZeW+wL/fh9y3cdOq6tPlJXhxW0nCIjtpqePvVw7+B+FmT4S/bws/Cxo:6rBY4ywWFLfWzXbu51

Score

10^/10

redline 1 discovery infostealer spyware stealer

Malware Config

Extracted

Family

redline

Botnet

1

C2

77.91.102.72:31598

Attributes

auth_value
16a2d7f0fda0ec607bf6663d787829ef

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
behavioral2/memory/4844-138-0x0000000000400000-0x0000000000428000-memory.dmp	family_redline

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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
Suspicious use of SetThreadContext 1 IoCs

Processes:

541b60ce9cdcec5f30a81f50287a7309.exe

description pid process target process

PID 1868 set thread context of 4844 1868 541b60ce9cdcec5f30a81f50287a7309.exe 541b60ce9cdcec5f30a81f50287a7309.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

541b60ce9cdcec5f30a81f50287a7309.exe

pid process

4844 541b60ce9cdcec5f30a81f50287a7309.exe
4844 541b60ce9cdcec5f30a81f50287a7309.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

541b60ce9cdcec5f30a81f50287a7309.exe541b60ce9cdcec5f30a81f50287a7309.exe

description pid process

Token: SeDebugPrivilege 1868 541b60ce9cdcec5f30a81f50287a7309.exe
Token: SeDebugPrivilege 4844 541b60ce9cdcec5f30a81f50287a7309.exe

description	pid	process	target process
PID 1868 set thread context of 4844	1868	541b60ce9cdcec5f30a81f50287a7309.exe	541b60ce9cdcec5f30a81f50287a7309.exe

pid	process
4844	541b60ce9cdcec5f30a81f50287a7309.exe
4844	541b60ce9cdcec5f30a81f50287a7309.exe

description	pid	process
Token: SeDebugPrivilege	1868	541b60ce9cdcec5f30a81f50287a7309.exe
Token: SeDebugPrivilege	4844	541b60ce9cdcec5f30a81f50287a7309.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

541b60ce9cdcec5f30a81f50287a7309.exe

description	pid	process	target process
PID 1868 wrote to memory of 4844	1868	541b60ce9cdcec5f30a81f50287a7309.exe	541b60ce9cdcec5f30a81f50287a7309.exe
PID 1868 wrote to memory of 4844	1868	541b60ce9cdcec5f30a81f50287a7309.exe	541b60ce9cdcec5f30a81f50287a7309.exe
PID 1868 wrote to memory of 4844	1868	541b60ce9cdcec5f30a81f50287a7309.exe	541b60ce9cdcec5f30a81f50287a7309.exe
PID 1868 wrote to memory of 4844	1868	541b60ce9cdcec5f30a81f50287a7309.exe	541b60ce9cdcec5f30a81f50287a7309.exe
PID 1868 wrote to memory of 4844	1868	541b60ce9cdcec5f30a81f50287a7309.exe	541b60ce9cdcec5f30a81f50287a7309.exe
PID 1868 wrote to memory of 4844	1868	541b60ce9cdcec5f30a81f50287a7309.exe	541b60ce9cdcec5f30a81f50287a7309.exe
PID 1868 wrote to memory of 4844	1868	541b60ce9cdcec5f30a81f50287a7309.exe	541b60ce9cdcec5f30a81f50287a7309.exe
PID 1868 wrote to memory of 4844	1868	541b60ce9cdcec5f30a81f50287a7309.exe	541b60ce9cdcec5f30a81f50287a7309.exe

C:\Users\Admin\AppData\Local\Temp\541b60ce9cdcec5f30a81f50287a7309.exe
"C:\Users\Admin\AppData\Local\Temp\541b60ce9cdcec5f30a81f50287a7309.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1868

C:\Users\Admin\AppData\Local\Temp\541b60ce9cdcec5f30a81f50287a7309.exe
C:\Users\Admin\AppData\Local\Temp\541b60ce9cdcec5f30a81f50287a7309.exe
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4844

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

2

T1081

Discovery

Query Registry

1

T1012

Lateral Movement

Collection

Data from Local System

2

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\541b60ce9cdcec5f30a81f50287a7309.exe.log
Filesize
1KB

MD5
dbc0e9f71594bccf1c4122b61d25ed9d

SHA1
c5450e16633c5bfc8bfd90443605e879ab635e92

SHA256
e8f8a387f68e77533f6b0a967f2816265e017aa14b9064d656deda9c6034de30

SHA512
c67751eea29097a265f4e501f93cc5a38516681c7e575c3a0772dcec75b02b9cb0a7367c077503c2360e61370d911fb003e28b25fc1163e98f808546bdb26de6

Download Submit
memory/1868-132-0x0000000000970000-0x00000000009A8000-memory.dmp

Filesize
224KB

Download
memory/1868-133-0x0000000005A00000-0x0000000005FA4000-memory.dmp

Filesize
5.6MB

Download
memory/1868-134-0x0000000005680000-0x0000000005712000-memory.dmp

Filesize
584KB

Download
memory/1868-135-0x0000000006100000-0x000000000610A000-memory.dmp

Filesize
40KB

Download
memory/1868-136-0x0000000009DD0000-0x0000000009DF2000-memory.dmp

Filesize
136KB

Download
memory/4844-138-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/4844-137-0x0000000000000000-mapping.dmp

Download
memory/4844-140-0x0000000005CA0000-0x00000000062B8000-memory.dmp

Filesize
6.1MB

Download
memory/4844-141-0x0000000007630000-0x000000000773A000-memory.dmp

Filesize
1.0MB

Download
memory/4844-142-0x0000000007550000-0x0000000007562000-memory.dmp

Filesize
72KB

Download
memory/4844-143-0x00000000075B0000-0x00000000075EC000-memory.dmp

Filesize
240KB

Download
memory/4844-144-0x00000000084F0000-0x0000000008556000-memory.dmp

Filesize
408KB

Download
memory/4844-145-0x0000000008830000-0x00000000089F2000-memory.dmp

Filesize
1.8MB

Download
memory/4844-146-0x0000000009510000-0x0000000009A3C000-memory.dmp

Filesize
5.2MB

Download

Analysis

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