redline | c786f20d3e96a3c55f01d4c6b63b08f8b45bb4799303a15eaf0086e4d2ae87e6

General

Target

0d52fa8c79bf1d4da433a9b179dce597.exe
Size

602KB
MD5

0d52fa8c79bf1d4da433a9b179dce597
SHA1

ef030808356b4d042982c357ef9d67560cbc9b6b
SHA256

c786f20d3e96a3c55f01d4c6b63b08f8b45bb4799303a15eaf0086e4d2ae87e6
SHA512

12872958a86345c48095d5c4ddfe9bd453c08cd6b8fd9b415ee2612e63faeea0bc574d02af66ff36209abe6621508916afdd7fd2b9a2d604482ccb624e1926c1

Score

10^/10

redline 2021 infostealer

Malware Config

Extracted

Family

redline

Botnet

2021

C2

82.202.161.192:10683

Signatures

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

RedLine Payload 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3912-119-0x0000000000360000-0x0000000000390000-memory.dmp	family_redline
behavioral2/memory/3912-124-0x000000000037A6A2-mapping.dmp	family_redline

Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs

Processes:

WerFault.exe

description pid process target process

PID 2464 created 2408 2464 WerFault.exe 3jkfaje0grh.exe
Executes dropped EXE 1 IoCs

Processes:

3jkfaje0grh.exe

pid process

2408 3jkfaje0grh.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

3jkfaje0grh.exe

description pid process target process

PID 2408 set thread context of 3912 2408 3jkfaje0grh.exe RegSvcs.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2464 2408 WerFault.exe 3jkfaje0grh.exe

description	pid	process	target process
PID 2464 created 2408	2464	WerFault.exe	3jkfaje0grh.exe

pid	process
2408	3jkfaje0grh.exe

description	pid	process	target process
PID 2408 set thread context of 3912	2408	3jkfaje0grh.exe	RegSvcs.exe

pid	pid_target	process	target process
2464	2408	WerFault.exe	3jkfaje0grh.exe

Suspicious behavior: EnumeratesProcesses 17 IoCs

Processes:

WerFault.exe

pid	process
2464	WerFault.exe
2464	WerFault.exe
2464	WerFault.exe
2464	WerFault.exe
2464	WerFault.exe
2464	WerFault.exe
2464	WerFault.exe
2464	WerFault.exe
2464	WerFault.exe
2464	WerFault.exe
2464	WerFault.exe
2464	WerFault.exe
2464	WerFault.exe
2464	WerFault.exe
2464	WerFault.exe
2464	WerFault.exe
2464	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 2464 WerFault.exe
Token: SeBackupPrivilege 2464 WerFault.exe
Token: SeDebugPrivilege 2464 WerFault.exe

description	pid	process
Token: SeRestorePrivilege	2464	WerFault.exe
Token: SeBackupPrivilege	2464	WerFault.exe
Token: SeDebugPrivilege	2464	WerFault.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

0d52fa8c79bf1d4da433a9b179dce597.exe3jkfaje0grh.exe

description	pid	process	target process
PID 3944 wrote to memory of 2408	3944	0d52fa8c79bf1d4da433a9b179dce597.exe	3jkfaje0grh.exe
PID 3944 wrote to memory of 2408	3944	0d52fa8c79bf1d4da433a9b179dce597.exe	3jkfaje0grh.exe
PID 3944 wrote to memory of 2408	3944	0d52fa8c79bf1d4da433a9b179dce597.exe	3jkfaje0grh.exe
PID 2408 wrote to memory of 3912	2408	3jkfaje0grh.exe	RegSvcs.exe
PID 2408 wrote to memory of 3912	2408	3jkfaje0grh.exe	RegSvcs.exe
PID 2408 wrote to memory of 3912	2408	3jkfaje0grh.exe	RegSvcs.exe
PID 2408 wrote to memory of 3912	2408	3jkfaje0grh.exe	RegSvcs.exe
PID 2408 wrote to memory of 3912	2408	3jkfaje0grh.exe	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\0d52fa8c79bf1d4da433a9b179dce597.exe
"C:\Users\Admin\AppData\Local\Temp\0d52fa8c79bf1d4da433a9b179dce597.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3944

C:\Users\Admin\AppData\Local\Temp\RarSFX0\3jkfaje0grh.exe
"C:\Users\Admin\AppData\Local\Temp\RarSFX0\3jkfaje0grh.exe"
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2408

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
3⤵
PID:3912

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2408 -s 232
3⤵
- Suspicious use of NtCreateProcessExOtherParentProcess
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2464

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\RarSFX0\3jkfaje0grh.exe
MD5
89e021eb9258919db4e26b246cce6c75

SHA1
e45ae378883fef76811c47f67730f4b7cd334ca0

SHA256
d4524dc686e9a0081a93fc4ec357e19ae12a66322b557be18d99db84d2b50648

SHA512
545867e48b31d31a9279d95f9e005e1be2c59cd8e324ba02abff99161f062982daac8411362e8903ea5827cd939b5fec8fde944da0c36c89aa4c0ca1dd337839

Download Submit
C:\Users\Admin\AppData\Local\Temp\RarSFX0\3jkfaje0grh.exe
MD5
89e021eb9258919db4e26b246cce6c75

SHA1
e45ae378883fef76811c47f67730f4b7cd334ca0

SHA256
d4524dc686e9a0081a93fc4ec357e19ae12a66322b557be18d99db84d2b50648

SHA512
545867e48b31d31a9279d95f9e005e1be2c59cd8e324ba02abff99161f062982daac8411362e8903ea5827cd939b5fec8fde944da0c36c89aa4c0ca1dd337839

Download Submit
memory/2408-116-0x0000000000000000-mapping.dmp

Download
memory/3912-119-0x0000000000360000-0x0000000000390000-memory.dmp

Filesize
192KB

Download
memory/3912-124-0x000000000037A6A2-mapping.dmp

Download
memory/3912-125-0x0000000000360000-0x0000000000361000-memory.dmp

Filesize
4KB

Download
memory/3912-127-0x0000000005220000-0x0000000005221000-memory.dmp

Filesize
4KB

Download
memory/3912-128-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/3912-129-0x0000000004D20000-0x0000000004D21000-memory.dmp

Filesize
4KB

Download
memory/3912-130-0x00000000025B0000-0x00000000025B1000-memory.dmp

Filesize
4KB

Download
memory/3912-131-0x00000000025F0000-0x00000000025F1000-memory.dmp

Filesize
4KB

Download
memory/3912-132-0x0000000004C10000-0x0000000005216000-memory.dmp

Filesize
6.0MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads