redline | 1e31f411b06517388b7adbcc5bc918f3985d447f710aa9711926faf68d044f9a

General

Target

a0b9e8233184f431bb27bf239b7fc1a0.exe
Size

819KB
MD5

a0b9e8233184f431bb27bf239b7fc1a0
SHA1

4b5e662b64a83e1bb22644085b2b88cc3f084360
SHA256

1e31f411b06517388b7adbcc5bc918f3985d447f710aa9711926faf68d044f9a
SHA512

3fbb0f6e0811dd2f21bf0e53095aacd6acdeae074ae97828e01b0518cc27e2af3cbdb4541f5f76dd5f3dca19631675ef1fcc171dc8f13903f0d922131a53e5b2

Score

10^/10

redline infostealer

Malware Config

Extracted

Family

redline

C2

51.91.193.179:5048

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/1200-67-0x0000000000400000-0x0000000000422000-memory.dmp	family_redline
behavioral1/memory/1200-69-0x000000000041C5BA-mapping.dmp	family_redline
behavioral1/memory/1200-70-0x0000000000400000-0x0000000000422000-memory.dmp	family_redline

Suspicious use of SetThreadContext 1 IoCs

Processes:

a0b9e8233184f431bb27bf239b7fc1a0.exe

description pid process target process

PID 1948 set thread context of 1200 1948 a0b9e8233184f431bb27bf239b7fc1a0.exe a0b9e8233184f431bb27bf239b7fc1a0.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 2 IoCs

Processes:

powershell.exe

pid process

1652 powershell.exe
1652 powershell.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

a0b9e8233184f431bb27bf239b7fc1a0.exepowershell.exe

description pid process

Token: SeDebugPrivilege 1948 a0b9e8233184f431bb27bf239b7fc1a0.exe
Token: SeDebugPrivilege 1652 powershell.exe

description	pid	process	target process
PID 1948 set thread context of 1200	1948	a0b9e8233184f431bb27bf239b7fc1a0.exe	a0b9e8233184f431bb27bf239b7fc1a0.exe

pid	process
1652	powershell.exe
1652	powershell.exe

description	pid	process
Token: SeDebugPrivilege	1948	a0b9e8233184f431bb27bf239b7fc1a0.exe
Token: SeDebugPrivilege	1652	powershell.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

a0b9e8233184f431bb27bf239b7fc1a0.exe

C:\Users\Admin\AppData\Local\Temp\a0b9e8233184f431bb27bf239b7fc1a0.exe
"C:\Users\Admin\AppData\Local\Temp\a0b9e8233184f431bb27bf239b7fc1a0.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1948

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\a0b9e8233184f431bb27bf239b7fc1a0.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1652

C:\Users\Admin\AppData\Local\Temp\a0b9e8233184f431bb27bf239b7fc1a0.exe
"C:\Users\Admin\AppData\Local\Temp\a0b9e8233184f431bb27bf239b7fc1a0.exe"
2⤵
PID:1200

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1200-67-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/1200-75-0x0000000000950000-0x0000000000951000-memory.dmp

Filesize
4KB

Download
memory/1200-70-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/1200-69-0x000000000041C5BA-mapping.dmp

Download
memory/1652-73-0x0000000004700000-0x0000000004701000-memory.dmp

Filesize
4KB

Download
memory/1652-87-0x000000007EF30000-0x000000007EF31000-memory.dmp

Filesize
4KB

Download
memory/1652-66-0x0000000000000000-mapping.dmp

Download
memory/1652-110-0x0000000006310000-0x0000000006311000-memory.dmp

Filesize
4KB

Download
memory/1652-109-0x0000000006300000-0x0000000006301000-memory.dmp

Filesize
4KB

Download
memory/1652-68-0x00000000767B1000-0x00000000767B3000-memory.dmp

Filesize
8KB

Download
memory/1652-95-0x0000000005FA0000-0x0000000005FA1000-memory.dmp

Filesize
4KB

Download
memory/1652-72-0x0000000002450000-0x0000000002451000-memory.dmp

Filesize
4KB

Download
memory/1652-94-0x0000000006280000-0x0000000006281000-memory.dmp

Filesize
4KB

Download
memory/1652-74-0x0000000002080000-0x0000000002CCA000-memory.dmp

Filesize
12.3MB

Download
memory/1652-86-0x0000000006120000-0x0000000006121000-memory.dmp

Filesize
4KB

Download
memory/1652-76-0x0000000004650000-0x0000000004651000-memory.dmp

Filesize
4KB

Download
memory/1652-77-0x0000000005240000-0x0000000005241000-memory.dmp

Filesize
4KB

Download
memory/1652-80-0x0000000005FE0000-0x0000000005FE1000-memory.dmp

Filesize
4KB

Download
memory/1652-85-0x00000000060C0000-0x00000000060C1000-memory.dmp

Filesize
4KB

Download
memory/1948-61-0x0000000004C60000-0x0000000004C61000-memory.dmp

Filesize
4KB

Download
memory/1948-65-0x0000000000A00000-0x0000000000A26000-memory.dmp

Filesize
152KB

Download
memory/1948-59-0x0000000000300000-0x0000000000301000-memory.dmp

Filesize
4KB

Download
memory/1948-62-0x00000000003D0000-0x00000000003D1000-memory.dmp

Filesize
4KB

Download
memory/1948-63-0x0000000000480000-0x0000000000487000-memory.dmp

Filesize
28KB

Download
memory/1948-64-0x00000000053D0000-0x0000000005425000-memory.dmp

Filesize
340KB

Download

description	pid	process	target process
PID 1948 wrote to memory of 1652	1948	a0b9e8233184f431bb27bf239b7fc1a0.exe	powershell.exe
PID 1948 wrote to memory of 1652	1948	a0b9e8233184f431bb27bf239b7fc1a0.exe	powershell.exe
PID 1948 wrote to memory of 1652	1948	a0b9e8233184f431bb27bf239b7fc1a0.exe	powershell.exe
PID 1948 wrote to memory of 1652	1948	a0b9e8233184f431bb27bf239b7fc1a0.exe	powershell.exe
PID 1948 wrote to memory of 1200	1948	a0b9e8233184f431bb27bf239b7fc1a0.exe	a0b9e8233184f431bb27bf239b7fc1a0.exe
PID 1948 wrote to memory of 1200	1948	a0b9e8233184f431bb27bf239b7fc1a0.exe	a0b9e8233184f431bb27bf239b7fc1a0.exe
PID 1948 wrote to memory of 1200	1948	a0b9e8233184f431bb27bf239b7fc1a0.exe	a0b9e8233184f431bb27bf239b7fc1a0.exe
PID 1948 wrote to memory of 1200	1948	a0b9e8233184f431bb27bf239b7fc1a0.exe	a0b9e8233184f431bb27bf239b7fc1a0.exe
PID 1948 wrote to memory of 1200	1948	a0b9e8233184f431bb27bf239b7fc1a0.exe	a0b9e8233184f431bb27bf239b7fc1a0.exe
PID 1948 wrote to memory of 1200	1948	a0b9e8233184f431bb27bf239b7fc1a0.exe	a0b9e8233184f431bb27bf239b7fc1a0.exe
PID 1948 wrote to memory of 1200	1948	a0b9e8233184f431bb27bf239b7fc1a0.exe	a0b9e8233184f431bb27bf239b7fc1a0.exe
PID 1948 wrote to memory of 1200	1948	a0b9e8233184f431bb27bf239b7fc1a0.exe	a0b9e8233184f431bb27bf239b7fc1a0.exe
PID 1948 wrote to memory of 1200	1948	a0b9e8233184f431bb27bf239b7fc1a0.exe	a0b9e8233184f431bb27bf239b7fc1a0.exe
PID 1948 wrote to memory of 1200	1948	a0b9e8233184f431bb27bf239b7fc1a0.exe	a0b9e8233184f431bb27bf239b7fc1a0.exe
PID 1948 wrote to memory of 1200	1948	a0b9e8233184f431bb27bf239b7fc1a0.exe	a0b9e8233184f431bb27bf239b7fc1a0.exe
PID 1948 wrote to memory of 1200	1948	a0b9e8233184f431bb27bf239b7fc1a0.exe	a0b9e8233184f431bb27bf239b7fc1a0.exe

Analysis

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