redline | b6916e92bc3a01c59eb34f0ec8e53b20948cd4dc26e84d06ae35f3ee2fa7cdda

General

Target

file.exe
Size

607KB
MD5

27121df06efbeded912d9bded3279f67
SHA1

bcf41ecaccd1a8540dfabe9d9442972dbfa5970b
SHA256

b6916e92bc3a01c59eb34f0ec8e53b20948cd4dc26e84d06ae35f3ee2fa7cdda
SHA512

b63f2f8a9bd83e379eaccdc3780977d98b876e540b5465852811d49429d7d46e04cd5eca3d56e94f752f945196709e82c1cba8f106a87c4f4d35a311e7788731
SSDEEP

12288:JcrNS33L10QdrXZT+tcWnvlOAYnPQY5WEtuWcy1MERYs:0NA3R5drX/WvwpnPQY0x9uME6s

Score

10^/10

redline installs discovery infostealer spyware stealer

Malware Config

Extracted

Family

redline

Botnet

installs

C2

91.103.253.6:22884

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/4684-19-0x0000000001F70000-0x0000000001FAE000-memory.dmp	family_redline

Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.

Query Registry
T1012

System Information Discovery
T1082

Processes:

file.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-1141987721-3945596982-3297311814-1000\Control Panel\International\Geo\Nation file.exe
Executes dropped EXE 2 IoCs

Processes:

11.exe22.exe

pid process

4684 11.exe
112 22.exe
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
T1552.001
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001
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
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

11.exe

pid process

4684 11.exe
4684 11.exe
4684 11.exe
4684 11.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

11.exe

description pid process

Token: SeDebugPrivilege 4684 11.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1141987721-3945596982-3297311814-1000\Control Panel\International\Geo\Nation	file.exe

pid	process
4684	11.exe
112	22.exe

pid	process
4684	11.exe
4684	11.exe
4684	11.exe
4684	11.exe

description	pid	process
Token: SeDebugPrivilege	4684	11.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

file.exe

description	pid	process	target process
PID 4224 wrote to memory of 4684	4224	file.exe	11.exe
PID 4224 wrote to memory of 4684	4224	file.exe	11.exe
PID 4224 wrote to memory of 4684	4224	file.exe	11.exe
PID 4224 wrote to memory of 112	4224	file.exe	22.exe
PID 4224 wrote to memory of 112	4224	file.exe	22.exe
PID 4224 wrote to memory of 112	4224	file.exe	22.exe

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4224

C:\Windows\Temp\11.exe
"C:\Windows\Temp\11.exe"
2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4684

C:\Windows\Temp\22.exe
"C:\Windows\Temp\22.exe"
2⤵
- Executes dropped EXE
PID:112

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

2

T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Windows\Temp\11.exe
Filesize
315KB

MD5
ed6ee89467d4c6937e08c6776577a95f

SHA1
7da71e4483f8139c497399b6f077d34caccafc07

SHA256
74b504ee23dce77143382c5aea693673971f0b77ebb6b620662b01331f39c7dc

SHA512
16e4f7d6c38563180403ebb8a3b958a1b32ac365d528ff465cff1ad96e2cb4083b8778336cb7c539d1333bfdbe7d1d49cc9536dad9d700d6c1a9a7906e92826c

Download Submit
C:\Windows\Temp\11.exe
Filesize
315KB

MD5
ed6ee89467d4c6937e08c6776577a95f

SHA1
7da71e4483f8139c497399b6f077d34caccafc07

SHA256
74b504ee23dce77143382c5aea693673971f0b77ebb6b620662b01331f39c7dc

SHA512
16e4f7d6c38563180403ebb8a3b958a1b32ac365d528ff465cff1ad96e2cb4083b8778336cb7c539d1333bfdbe7d1d49cc9536dad9d700d6c1a9a7906e92826c

Download Submit
C:\Windows\Temp\11.exe
Filesize
315KB

MD5
ed6ee89467d4c6937e08c6776577a95f

SHA1
7da71e4483f8139c497399b6f077d34caccafc07

SHA256
74b504ee23dce77143382c5aea693673971f0b77ebb6b620662b01331f39c7dc

SHA512
16e4f7d6c38563180403ebb8a3b958a1b32ac365d528ff465cff1ad96e2cb4083b8778336cb7c539d1333bfdbe7d1d49cc9536dad9d700d6c1a9a7906e92826c

Download Submit
C:\Windows\Temp\22.exe
Filesize
443KB

MD5
e03c1b32b95300a2c3fa3068d6b5b00a

SHA1
d442245dbf345ba32b45aacf527d85e917558b4f

SHA256
cad1ed36723e6836807800c082c1c599cf9b99a97d792c44847a9f24df80ab48

SHA512
9dd7d1d67c020d631675f98a78687ec11aacdccc967ab0ed4a842a75a0470d3ce7c6c2c066d3b0d106afbe31689a3c858fe687dc960623a39e8a8c9381db71e1

Download Submit
C:\Windows\Temp\22.exe
Filesize
443KB

MD5
e03c1b32b95300a2c3fa3068d6b5b00a

SHA1
d442245dbf345ba32b45aacf527d85e917558b4f

SHA256
cad1ed36723e6836807800c082c1c599cf9b99a97d792c44847a9f24df80ab48

SHA512
9dd7d1d67c020d631675f98a78687ec11aacdccc967ab0ed4a842a75a0470d3ce7c6c2c066d3b0d106afbe31689a3c858fe687dc960623a39e8a8c9381db71e1

Download Submit
C:\Windows\Temp\22.exe
Filesize
443KB

MD5
e03c1b32b95300a2c3fa3068d6b5b00a

SHA1
d442245dbf345ba32b45aacf527d85e917558b4f

SHA256
cad1ed36723e6836807800c082c1c599cf9b99a97d792c44847a9f24df80ab48

SHA512
9dd7d1d67c020d631675f98a78687ec11aacdccc967ab0ed4a842a75a0470d3ce7c6c2c066d3b0d106afbe31689a3c858fe687dc960623a39e8a8c9381db71e1

Download Submit
memory/4684-27-0x00000000076D0000-0x00000000076DA000-memory.dmp

Filesize
40KB

Download
memory/4684-30-0x0000000007EC0000-0x0000000007ED2000-memory.dmp

Filesize
72KB

Download
memory/4684-23-0x00000000742D0000-0x0000000074A80000-memory.dmp

Filesize
7.7MB

Download
memory/4684-24-0x0000000007000000-0x00000000075A4000-memory.dmp

Filesize
5.6MB

Download
memory/4684-25-0x0000000004A80000-0x0000000004B12000-memory.dmp

Filesize
584KB

Download
memory/4684-26-0x0000000004B40000-0x0000000004B50000-memory.dmp

Filesize
64KB

Download
memory/4684-18-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/4684-28-0x00000000076E0000-0x0000000007CF8000-memory.dmp

Filesize
6.1MB

Download
memory/4684-29-0x0000000007D90000-0x0000000007E9A000-memory.dmp

Filesize
1.0MB

Download
memory/4684-19-0x0000000001F70000-0x0000000001FAE000-memory.dmp

Filesize
248KB

Download
memory/4684-31-0x0000000007EE0000-0x0000000007F1C000-memory.dmp

Filesize
240KB

Download
memory/4684-32-0x0000000007F50000-0x0000000007F9C000-memory.dmp

Filesize
304KB

Download
memory/4684-33-0x00000000080D0000-0x0000000008136000-memory.dmp

Filesize
408KB

Download
memory/4684-34-0x00000000742D0000-0x0000000074A80000-memory.dmp

Filesize
7.7MB

Download
memory/4684-35-0x0000000004B40000-0x0000000004B50000-memory.dmp

Filesize
64KB

Download
memory/4684-36-0x0000000009690000-0x00000000096E0000-memory.dmp

Filesize
320KB

Download
memory/4684-37-0x00000000096E0000-0x00000000098A2000-memory.dmp

Filesize
1.8MB

Download
memory/4684-38-0x00000000098C0000-0x0000000009DEC000-memory.dmp

Filesize
5.2MB

Download
memory/4684-41-0x00000000742D0000-0x0000000074A80000-memory.dmp

Filesize
7.7MB

Download

Analysis

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