redline | b71f27d0d52ebc4ab8a591ca482053d55b024c9bd04471c452cfa8aaf5e6914f

General

Target

b71f27d0d52ebc4ab8a591ca482053d55b024c9bd04471c452cfa8aaf5e6914f.exe
Size

480KB
MD5

2ed22c263708e87ab098da0373af9419
SHA1

73d5f2dac037fbf999eacda30f4420022f461185
SHA256

b71f27d0d52ebc4ab8a591ca482053d55b024c9bd04471c452cfa8aaf5e6914f
SHA512

d6ddb2d05adc4a65386e2cef1fc73926b04dca70810bd0bca11602ed64c688dd44fec161607f72d606114993adb95c63776540b8a61f1528d0bbc774fbcef12c
SSDEEP

12288:NMrly90qs2yl2GFpORQiwAjuFDaFOYgc:0yRnyTFERQiLj+acNc

Score

10^/10

redline evasion infostealer persistence spyware stealer trojan

Malware Config

Signatures

Detects Redline Stealer samples 3 IoCs

This rule detects the presence of Redline Stealer samples based on their unique strings.

stealer

resource	yara_rule
behavioral2/memory/3884-187-0x0000000007610000-0x0000000007C28000-memory.dmp	redline_stealer
behavioral2/memory/3884-193-0x0000000007CE0000-0x0000000007D46000-memory.dmp	redline_stealer
behavioral2/memory/3884-198-0x0000000008BF0000-0x0000000008DB2000-memory.dmp	redline_stealer

Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs

evasion trojan

Modify Registry

T1112

Modify Existing Service

T1031

Disabling Security Tools

T1089

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	a4113310.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	a4113310.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	a4113310.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	a4113310.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	a4113310.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	a4113310.exe

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

Executes dropped EXE 3 IoCs

pid	Process
2648	v7848907.exe
3136	a4113310.exe
3884	b0413473.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
T1081

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	a4113310.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	a4113310.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 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	b71f27d0d52ebc4ab8a591ca482053d55b024c9bd04471c452cfa8aaf5e6914f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	b71f27d0d52ebc4ab8a591ca482053d55b024c9bd04471c452cfa8aaf5e6914f.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	v7848907.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\""	v7848907.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
3136	a4113310.exe
3136	a4113310.exe
3884	b0413473.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3136	a4113310.exe
Token: SeDebugPrivilege	3884	b0413473.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1512 wrote to memory of 2648	1512	b71f27d0d52ebc4ab8a591ca482053d55b024c9bd04471c452cfa8aaf5e6914f.exe	79
PID 1512 wrote to memory of 2648	1512	b71f27d0d52ebc4ab8a591ca482053d55b024c9bd04471c452cfa8aaf5e6914f.exe	79
PID 1512 wrote to memory of 2648	1512	b71f27d0d52ebc4ab8a591ca482053d55b024c9bd04471c452cfa8aaf5e6914f.exe	79
PID 2648 wrote to memory of 3136	2648	v7848907.exe	80
PID 2648 wrote to memory of 3136	2648	v7848907.exe	80
PID 2648 wrote to memory of 3136	2648	v7848907.exe	80
PID 2648 wrote to memory of 3884	2648	v7848907.exe	81
PID 2648 wrote to memory of 3884	2648	v7848907.exe	81
PID 2648 wrote to memory of 3884	2648	v7848907.exe	81

C:\Users\Admin\AppData\Local\Temp\b71f27d0d52ebc4ab8a591ca482053d55b024c9bd04471c452cfa8aaf5e6914f.exe
"C:\Users\Admin\AppData\Local\Temp\b71f27d0d52ebc4ab8a591ca482053d55b024c9bd04471c452cfa8aaf5e6914f.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1512
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v7848907.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v7848907.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:2648
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a4113310.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a4113310.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3136
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b0413473.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b0413473.exe
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3884

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Disabling Security Tools

Modify Registry

Credential Access

Credentials in Files

2

T1081

Discovery

Lateral Movement

Collection

Data from Local System

2

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v7848907.exe

Filesize
308KB

MD5
044ba37dccb961700d3432dad2339dc1

SHA1
4a996a018e905c77e7259d91388e65724679ae1a

SHA256
aac8d020cee178815af487aaa84bab6859750fd780484b26c58ebe0e50db2fe6

SHA512
fb9308520c5c63ff8c55cc0daf814f40a1beb8cf7f256777224cfe513eaff7d014f33ffe0545d1c4b90bb745b3cabe30877b2804aa090b1ca6d398a69374e8e0

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v7848907.exe

Filesize
308KB

MD5
044ba37dccb961700d3432dad2339dc1

SHA1
4a996a018e905c77e7259d91388e65724679ae1a

SHA256
aac8d020cee178815af487aaa84bab6859750fd780484b26c58ebe0e50db2fe6

SHA512
fb9308520c5c63ff8c55cc0daf814f40a1beb8cf7f256777224cfe513eaff7d014f33ffe0545d1c4b90bb745b3cabe30877b2804aa090b1ca6d398a69374e8e0

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a4113310.exe

Filesize
176KB

MD5
54d7144705c4cc7fc62aa7eff4658f07

SHA1
104029a24e480adf7cf3603137448a1893ae5bbf

SHA256
91b9701b0cfacb782dacd2ed87a91a230cf934c2d7e6af6fab728301e8d5a583

SHA512
1399468c8f54e57345cc83d7803ff2f5059051675fb25954ef12fa85dc7b633e71c8605e7653dc7bb09c260cee3c86c0ef2507264706ef79547a25e64938f95a

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a4113310.exe

Filesize
176KB

MD5
54d7144705c4cc7fc62aa7eff4658f07

SHA1
104029a24e480adf7cf3603137448a1893ae5bbf

SHA256
91b9701b0cfacb782dacd2ed87a91a230cf934c2d7e6af6fab728301e8d5a583

SHA512
1399468c8f54e57345cc83d7803ff2f5059051675fb25954ef12fa85dc7b633e71c8605e7653dc7bb09c260cee3c86c0ef2507264706ef79547a25e64938f95a

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b0413473.exe

Filesize
136KB

MD5
846aec6f1281bfdaaa504fa81f93aac8

SHA1
11ace8cd08e165c4c76d92f7c46d13f8363164b0

SHA256
84e84d7bb12c81aab3090430280e01f0ad105d751fced11c41be4d590c21df27

SHA512
54feddee3661aa0458257c20f5b425c907c4e980bf082788863d67c4ad1fffd777e6f45588546d09e82cfea029fbe0cfe50b5c4a68af79b93ceff13569a6177f

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b0413473.exe

Filesize
136KB

MD5
846aec6f1281bfdaaa504fa81f93aac8

SHA1
11ace8cd08e165c4c76d92f7c46d13f8363164b0

SHA256
84e84d7bb12c81aab3090430280e01f0ad105d751fced11c41be4d590c21df27

SHA512
54feddee3661aa0458257c20f5b425c907c4e980bf082788863d67c4ad1fffd777e6f45588546d09e82cfea029fbe0cfe50b5c4a68af79b93ceff13569a6177f

Download Submit
memory/3136-171-0x0000000004960000-0x0000000004972000-memory.dmp

Filesize
72KB

Download
memory/3136-177-0x0000000004960000-0x0000000004972000-memory.dmp

Filesize
72KB

Download
memory/3136-151-0x0000000004A60000-0x0000000004A70000-memory.dmp

Filesize
64KB

Download
memory/3136-152-0x0000000004A60000-0x0000000004A70000-memory.dmp

Filesize
64KB

Download
memory/3136-153-0x0000000004A60000-0x0000000004A70000-memory.dmp

Filesize
64KB

Download
memory/3136-154-0x0000000004960000-0x0000000004972000-memory.dmp

Filesize
72KB

Download
memory/3136-155-0x0000000004960000-0x0000000004972000-memory.dmp

Filesize
72KB

Download
memory/3136-157-0x0000000004960000-0x0000000004972000-memory.dmp

Filesize
72KB

Download
memory/3136-161-0x0000000004960000-0x0000000004972000-memory.dmp

Filesize
72KB

Download
memory/3136-159-0x0000000004960000-0x0000000004972000-memory.dmp

Filesize
72KB

Download
memory/3136-163-0x0000000004960000-0x0000000004972000-memory.dmp

Filesize
72KB

Download
memory/3136-165-0x0000000004960000-0x0000000004972000-memory.dmp

Filesize
72KB

Download
memory/3136-167-0x0000000004960000-0x0000000004972000-memory.dmp

Filesize
72KB

Download
memory/3136-169-0x0000000004960000-0x0000000004972000-memory.dmp

Filesize
72KB

Download
memory/3136-149-0x0000000004A60000-0x0000000004A70000-memory.dmp

Filesize
64KB

Download
memory/3136-173-0x0000000004960000-0x0000000004972000-memory.dmp

Filesize
72KB

Download
memory/3136-175-0x0000000004960000-0x0000000004972000-memory.dmp

Filesize
72KB

Download
memory/3136-150-0x0000000004A70000-0x0000000005014000-memory.dmp

Filesize
5.6MB

Download
memory/3136-179-0x0000000004960000-0x0000000004972000-memory.dmp

Filesize
72KB

Download
memory/3136-181-0x0000000004960000-0x0000000004972000-memory.dmp

Filesize
72KB

Download
memory/3136-148-0x0000000004A60000-0x0000000004A70000-memory.dmp

Filesize
64KB

Download
memory/3136-147-0x0000000004A60000-0x0000000004A70000-memory.dmp

Filesize
64KB

Download
memory/3884-192-0x0000000007490000-0x00000000074A0000-memory.dmp

Filesize
64KB

Download
memory/3884-198-0x0000000008BF0000-0x0000000008DB2000-memory.dmp

Filesize
1.8MB

Download
memory/3884-188-0x0000000007080000-0x0000000007092000-memory.dmp

Filesize
72KB

Download
memory/3884-189-0x00000000071E0000-0x00000000072EA000-memory.dmp

Filesize
1.0MB

Download
memory/3884-190-0x0000000007490000-0x00000000074A0000-memory.dmp

Filesize
64KB

Download
memory/3884-191-0x00000000074A0000-0x00000000074DC000-memory.dmp

Filesize
240KB

Download
memory/3884-194-0x0000000007FF0000-0x0000000008082000-memory.dmp

Filesize
584KB

Download
memory/3884-186-0x0000000000370000-0x0000000000398000-memory.dmp

Filesize
160KB

Download
memory/3884-187-0x0000000007610000-0x0000000007C28000-memory.dmp

Filesize
6.1MB

Download
memory/3884-195-0x0000000008110000-0x0000000008186000-memory.dmp

Filesize
472KB

Download
memory/3884-196-0x0000000008090000-0x00000000080AE000-memory.dmp

Filesize
120KB

Download
memory/3884-197-0x0000000008220000-0x0000000008270000-memory.dmp

Filesize
320KB

Download
memory/3884-193-0x0000000007CE0000-0x0000000007D46000-memory.dmp

Filesize
408KB

Download
memory/3884-199-0x00000000092F0000-0x000000000981C000-memory.dmp

Filesize
5.2MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads