redline | 03c5fe80c0077a6c33fdbac342b7895b61c66377b7419e473bdabee3bed1a92c

General

Target

file.exe
Size

813KB
MD5

7e24338014cbbcd2876198f9a88abf4e
SHA1

1060924310d7bb365e86f9aa5a8d65a27a8f2344
SHA256

03c5fe80c0077a6c33fdbac342b7895b61c66377b7419e473bdabee3bed1a92c
SHA512

6b90bdaea9ac5c45eddb57896f2ab77b1fda04724a55c61d15ebb3b80b10da3f56ad82cd1b83a7d5f02047b688cc8267f9ab3b0a9046ef5f8ef46773a25b91df
SSDEEP

24576:Y7dDdEPfNN6hzGwS4KNHNKGdANLr0VshYbqkfc4:MgP0k4KRYGWr8syqkfc

Score

10^/10

redline app discovery infostealer spyware stealer

Malware Config

Extracted

Family

redline

Botnet

APP

C2

37.139.128.51:53092

Signatures

RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
infostealer redline

RedLine payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1188-67-0x0000000000400000-0x000000000041E000-memory.dmp	family_redline
behavioral1/memory/1188-68-0x0000000000400000-0x000000000041E000-memory.dmp	family_redline
behavioral1/memory/1188-69-0x0000000000400000-0x000000000041E000-memory.dmp	family_redline
behavioral1/memory/1188-70-0x000000000041932E-mapping.dmp	family_redline
behavioral1/memory/1188-74-0x0000000000400000-0x000000000041E000-memory.dmp	family_redline
behavioral1/memory/1188-72-0x0000000000400000-0x000000000041E000-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:

file.exe

description pid process target process

PID 1444 set thread context of 1188 1444 file.exe file.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

1920 schtasks.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

file.exepowershell.exefile.exe

pid process

1444 file.exe
1444 file.exe
1940 powershell.exe
1188 file.exe
1188 file.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

file.exepowershell.exefile.exe

description pid process

Token: SeDebugPrivilege 1444 file.exe
Token: SeDebugPrivilege 1940 powershell.exe
Token: SeDebugPrivilege 1188 file.exe

description	pid	process	target process
PID 1444 set thread context of 1188	1444	file.exe	file.exe

pid	process
1920	schtasks.exe

pid	process
1444	file.exe
1444	file.exe
1940	powershell.exe
1188	file.exe
1188	file.exe

description	pid	process
Token: SeDebugPrivilege	1444	file.exe
Token: SeDebugPrivilege	1940	powershell.exe
Token: SeDebugPrivilege	1188	file.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

file.exe

description	pid	process	target process
PID 1444 wrote to memory of 1940	1444	file.exe	powershell.exe
PID 1444 wrote to memory of 1940	1444	file.exe	powershell.exe
PID 1444 wrote to memory of 1940	1444	file.exe	powershell.exe
PID 1444 wrote to memory of 1940	1444	file.exe	powershell.exe
PID 1444 wrote to memory of 1920	1444	file.exe	schtasks.exe
PID 1444 wrote to memory of 1920	1444	file.exe	schtasks.exe
PID 1444 wrote to memory of 1920	1444	file.exe	schtasks.exe
PID 1444 wrote to memory of 1920	1444	file.exe	schtasks.exe
PID 1444 wrote to memory of 1188	1444	file.exe	file.exe
PID 1444 wrote to memory of 1188	1444	file.exe	file.exe
PID 1444 wrote to memory of 1188	1444	file.exe	file.exe
PID 1444 wrote to memory of 1188	1444	file.exe	file.exe
PID 1444 wrote to memory of 1188	1444	file.exe	file.exe
PID 1444 wrote to memory of 1188	1444	file.exe	file.exe
PID 1444 wrote to memory of 1188	1444	file.exe	file.exe
PID 1444 wrote to memory of 1188	1444	file.exe	file.exe
PID 1444 wrote to memory of 1188	1444	file.exe	file.exe

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1444

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\fmwcWZdNzyphB.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1940

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\fmwcWZdNzyphB" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA14F.tmp"
2⤵
- Creates scheduled task(s)
PID:1920

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1188

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Credentials in Files

2

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

2

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpA14F.tmp
Filesize
1KB

MD5
eb259074b5d3f46ddcd71519f505afc1

SHA1
526584670c3d9ff9261e2dab832d61f7c85314b8

SHA256
093e9d92e811fc18db6202a461a57a39cb9e8f80a7062ba3408fe888aa78ed78

SHA512
ddab1516c633b97362da8abede0028fff98775999b28bd3f61deedbe891e54b1fb0b4bd1532889bc8060539785dc3a174826647ed3fa92ea5b6f7dc47a930255

Download Submit
memory/1188-64-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1188-72-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1188-74-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1188-70-0x000000000041932E-mapping.dmp

Download
memory/1188-69-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1188-68-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1188-67-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1188-65-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1444-58-0x00000000054A0000-0x0000000005520000-memory.dmp

Filesize
512KB

Download
memory/1444-63-0x0000000004420000-0x0000000004466000-memory.dmp

Filesize
280KB

Download
memory/1444-54-0x00000000001D0000-0x00000000002A2000-memory.dmp

Filesize
840KB

Download
memory/1444-57-0x0000000000340000-0x000000000034E000-memory.dmp

Filesize
56KB

Download
memory/1444-56-0x00000000002E0000-0x00000000002F6000-memory.dmp

Filesize
88KB

Download
memory/1444-55-0x0000000075D71000-0x0000000075D73000-memory.dmp

Filesize
8KB

Download
memory/1920-60-0x0000000000000000-mapping.dmp

Download
memory/1940-59-0x0000000000000000-mapping.dmp

Download
memory/1940-76-0x000000006EB40000-0x000000006F0EB000-memory.dmp

Filesize
5.7MB

Download
memory/1940-77-0x000000006EB40000-0x000000006F0EB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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