redline | c3dd01734e71fb98a201ee38d6dffb724ccb79c2041aa5ba68811c9b5693ae86

General

Target

c3dd01734e71fb98a201ee38d6dffb724ccb79c2041aa5ba68811c9b5693ae86.exe
Size

871KB
MD5

a33ffa539d35983e470e67e722b80c38
SHA1

42568a103dfce00691c6177772cb74c1683cad10
SHA256

c3dd01734e71fb98a201ee38d6dffb724ccb79c2041aa5ba68811c9b5693ae86
SHA512

9d4235ea23bfc12aec194dfdbba1c1a05796e40d6f13b2fa43f73e7a544d2bec888e405e0f35270c356e21fa7a35740f0057262528f43061a5649b61d5d1b467

Score

10^/10

redline 1 infostealer persistence spyware

Malware Config

Extracted

Family

redline

Botnet

1

C2

109.107.172.33:37679

Attributes

auth_value
c6427f7951ed507d26d241ad4f19d1a6

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
behavioral1/memory/4732-147-0x0000000000400000-0x0000000000420000-memory.dmp	family_redline

Executes dropped EXE 1 IoCs

Processes:

Installer_ovl_sig.exe

pid process

5104 Installer_ovl_sig.exe

pid	process
5104	Installer_ovl_sig.exe

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:

Installer_ovl_sig.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\International\Geo\Nation	Installer_ovl_sig.exe

Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

c3dd01734e71fb98a201ee38d6dffb724ccb79c2041aa5ba68811c9b5693ae86.exeInstaller_ovl_sig.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce	c3dd01734e71fb98a201ee38d6dffb724ccb79c2041aa5ba68811c9b5693ae86.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	c3dd01734e71fb98a201ee38d6dffb724ccb79c2041aa5ba68811c9b5693ae86.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\DOSBox = "\"C:\\Users\\Admin\\AppData\\Roaming\\DOSB\\DOSBox.exe\""	Installer_ovl_sig.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Installer_ovl_sig.exe

description pid process target process

PID 5104 set thread context of 4732 5104 Installer_ovl_sig.exe InstallUtil.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

2540 timeout.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

powershell.exeInstaller_ovl_sig.exeInstallUtil.exe

pid process

892 powershell.exe
892 powershell.exe
5104 Installer_ovl_sig.exe
5104 Installer_ovl_sig.exe
4732 InstallUtil.exe

description	pid	process	target process
PID 5104 set thread context of 4732	5104	Installer_ovl_sig.exe	InstallUtil.exe

pid	process
2540	timeout.exe

pid	process
892	powershell.exe
892	powershell.exe
5104	Installer_ovl_sig.exe
5104	Installer_ovl_sig.exe
4732	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

powershell.exeInstaller_ovl_sig.exeInstallUtil.exe

description	pid	process
Token: SeDebugPrivilege	892	powershell.exe
Token: SeDebugPrivilege	5104	Installer_ovl_sig.exe
Token: SeDebugPrivilege	4732	InstallUtil.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

c3dd01734e71fb98a201ee38d6dffb724ccb79c2041aa5ba68811c9b5693ae86.exeInstaller_ovl_sig.execmd.exe

description	pid	process	target process
PID 4688 wrote to memory of 5104	4688	c3dd01734e71fb98a201ee38d6dffb724ccb79c2041aa5ba68811c9b5693ae86.exe	Installer_ovl_sig.exe
PID 4688 wrote to memory of 5104	4688	c3dd01734e71fb98a201ee38d6dffb724ccb79c2041aa5ba68811c9b5693ae86.exe	Installer_ovl_sig.exe
PID 4688 wrote to memory of 5104	4688	c3dd01734e71fb98a201ee38d6dffb724ccb79c2041aa5ba68811c9b5693ae86.exe	Installer_ovl_sig.exe
PID 5104 wrote to memory of 892	5104	Installer_ovl_sig.exe	powershell.exe
PID 5104 wrote to memory of 892	5104	Installer_ovl_sig.exe	powershell.exe
PID 5104 wrote to memory of 892	5104	Installer_ovl_sig.exe	powershell.exe
PID 5104 wrote to memory of 4780	5104	Installer_ovl_sig.exe	cmd.exe
PID 5104 wrote to memory of 4780	5104	Installer_ovl_sig.exe	cmd.exe
PID 5104 wrote to memory of 4780	5104	Installer_ovl_sig.exe	cmd.exe
PID 4780 wrote to memory of 2540	4780	cmd.exe	timeout.exe
PID 4780 wrote to memory of 2540	4780	cmd.exe	timeout.exe
PID 4780 wrote to memory of 2540	4780	cmd.exe	timeout.exe
PID 5104 wrote to memory of 4732	5104	Installer_ovl_sig.exe	InstallUtil.exe
PID 5104 wrote to memory of 4732	5104	Installer_ovl_sig.exe	InstallUtil.exe
PID 5104 wrote to memory of 4732	5104	Installer_ovl_sig.exe	InstallUtil.exe
PID 5104 wrote to memory of 4732	5104	Installer_ovl_sig.exe	InstallUtil.exe
PID 5104 wrote to memory of 4732	5104	Installer_ovl_sig.exe	InstallUtil.exe
PID 5104 wrote to memory of 4732	5104	Installer_ovl_sig.exe	InstallUtil.exe
PID 5104 wrote to memory of 4732	5104	Installer_ovl_sig.exe	InstallUtil.exe
PID 5104 wrote to memory of 4732	5104	Installer_ovl_sig.exe	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\c3dd01734e71fb98a201ee38d6dffb724ccb79c2041aa5ba68811c9b5693ae86.exe
"C:\Users\Admin\AppData\Local\Temp\c3dd01734e71fb98a201ee38d6dffb724ccb79c2041aa5ba68811c9b5693ae86.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4688

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Installer_ovl_sig.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Installer_ovl_sig.exe
2⤵
- Executes dropped EXE
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5104

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"powershell" Start-Sleep -Seconds 8;Start-Sleep -Seconds 10;
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:892

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c timeout 37
3⤵
- Suspicious use of WriteProcessMemory
PID:4780

C:\Windows\SysWOW64\timeout.exe
timeout 37
4⤵
- Delays execution with timeout.exe
PID:2540

C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4732

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Installer_ovl_sig.exe
Filesize
362.6MB

MD5
7a83d80e4ad9fcd1d47c4327e1717649

SHA1
6ec747c0ca8b5d85c30bf0e7708610d74e4b3567

SHA256
67a47e7385060b787efeb924f628e755411a5ccd3440447811c3da12b8000251

SHA512
a5b6b8b7b69022c5322d1a7480591f8293b66a3f6cbdda37ad79459751980f268ac3e030d6d97152eadbe73ec6344fbdd6aa78e9d7ffcb75c820487ec8182db3

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Installer_ovl_sig.exe
Filesize
362.6MB

MD5
7a83d80e4ad9fcd1d47c4327e1717649

SHA1
6ec747c0ca8b5d85c30bf0e7708610d74e4b3567

SHA256
67a47e7385060b787efeb924f628e755411a5ccd3440447811c3da12b8000251

SHA512
a5b6b8b7b69022c5322d1a7480591f8293b66a3f6cbdda37ad79459751980f268ac3e030d6d97152eadbe73ec6344fbdd6aa78e9d7ffcb75c820487ec8182db3

Download Submit
memory/892-142-0x00000000068B0000-0x00000000068CA000-memory.dmp

Filesize
104KB

Download
memory/892-134-0x0000000000000000-mapping.dmp

Download
memory/892-135-0x0000000002A00000-0x0000000002A36000-memory.dmp

Filesize
216KB

Download
memory/892-139-0x0000000005D40000-0x0000000005DA6000-memory.dmp

Filesize
408KB

Download
memory/892-137-0x0000000005360000-0x0000000005382000-memory.dmp

Filesize
136KB

Download
memory/892-138-0x0000000005410000-0x0000000005476000-memory.dmp

Filesize
408KB

Download
memory/892-136-0x00000000055A0000-0x0000000005BC8000-memory.dmp

Filesize
6.2MB

Download
memory/892-140-0x00000000063B0000-0x00000000063CE000-memory.dmp

Filesize
120KB

Download
memory/892-141-0x0000000007A20000-0x000000000809A000-memory.dmp

Filesize
6.5MB

Download
memory/2540-144-0x0000000000000000-mapping.dmp

Download
memory/4732-146-0x0000000000000000-mapping.dmp

Download
memory/4732-152-0x0000000006960000-0x0000000006F04000-memory.dmp

Filesize
5.6MB

Download
memory/4732-156-0x0000000007A90000-0x0000000007FBC000-memory.dmp

Filesize
5.2MB

Download
memory/4732-155-0x0000000007390000-0x0000000007552000-memory.dmp

Filesize
1.8MB

Download
memory/4732-154-0x0000000006920000-0x000000000693E000-memory.dmp

Filesize
120KB

Download
memory/4732-147-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4732-148-0x0000000005D90000-0x00000000063A8000-memory.dmp

Filesize
6.1MB

Download
memory/4732-149-0x00000000057F0000-0x0000000005802000-memory.dmp

Filesize
72KB

Download
memory/4732-150-0x0000000005920000-0x0000000005A2A000-memory.dmp

Filesize
1.0MB

Download
memory/4732-151-0x0000000005850000-0x000000000588C000-memory.dmp

Filesize
240KB

Download
memory/4732-153-0x0000000006820000-0x0000000006896000-memory.dmp

Filesize
472KB

Download
memory/4780-143-0x0000000000000000-mapping.dmp

Download
memory/5104-145-0x0000000005EA0000-0x0000000005F32000-memory.dmp

Filesize
584KB

Download
memory/5104-133-0x0000000000330000-0x0000000000370000-memory.dmp

Filesize
256KB

Download
memory/5104-130-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads