redline | bf7f498c8b37077dc3ad38e18b62b6f74b9462f0bda81bccad4b556bf0207143

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
05/05/2023, 19:20

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General

Target

bf7f498c8b37077dc3ad38e18b62b6f74b9462f0bda81bccad4b556bf0207143.exe
Size

694KB
MD5

dd2d202badee775ea9c9771189f215e3
SHA1

62dd322096d3aff4a4d40bbf290bd59e28fa12f0
SHA256

bf7f498c8b37077dc3ad38e18b62b6f74b9462f0bda81bccad4b556bf0207143
SHA512

e9a04bcaa4387e8797e7baee6d0ccb4be6a7a739dc798dcee791357e6ce26284b74c37af22ee73983e8f4dc362be6dd844faada310e036cdd70220d53cbcb5de
SSDEEP

12288:xy908CEt57Vv8Grha375FJ60qlniSVdUN0cRxbPDUBTOYGQBqm9T:xy+e7V0Gda37HJZqlVdUeEb1Y5q8

Score

10^/10

redline evasion infostealer persistence stealer trojan

Malware Config

Signatures

Detects Redline Stealer samples 1 IoCs

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

stealer

resource	yara_rule
behavioral2/memory/936-994-0x0000000009C40000-0x000000000A258000-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"	12438575.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	12438575.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	12438575.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	12438575.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	12438575.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	12438575.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
3208	un972163.exe
3684	12438575.exe
936	rk483991.exe

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	12438575.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	12438575.exe

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	bf7f498c8b37077dc3ad38e18b62b6f74b9462f0bda81bccad4b556bf0207143.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\\\""	bf7f498c8b37077dc3ad38e18b62b6f74b9462f0bda81bccad4b556bf0207143.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	un972163.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\\\""	un972163.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3684	12438575.exe
3684	12438575.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3684	12438575.exe
Token: SeDebugPrivilege	936	rk483991.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1500 wrote to memory of 3208	1500	bf7f498c8b37077dc3ad38e18b62b6f74b9462f0bda81bccad4b556bf0207143.exe	85
PID 1500 wrote to memory of 3208	1500	bf7f498c8b37077dc3ad38e18b62b6f74b9462f0bda81bccad4b556bf0207143.exe	85
PID 1500 wrote to memory of 3208	1500	bf7f498c8b37077dc3ad38e18b62b6f74b9462f0bda81bccad4b556bf0207143.exe	85
PID 3208 wrote to memory of 3684	3208	un972163.exe	86
PID 3208 wrote to memory of 3684	3208	un972163.exe	86
PID 3208 wrote to memory of 3684	3208	un972163.exe	86
PID 3208 wrote to memory of 936	3208	un972163.exe	91
PID 3208 wrote to memory of 936	3208	un972163.exe	91
PID 3208 wrote to memory of 936	3208	un972163.exe	91

C:\Users\Admin\AppData\Local\Temp\bf7f498c8b37077dc3ad38e18b62b6f74b9462f0bda81bccad4b556bf0207143.exe
"C:\Users\Admin\AppData\Local\Temp\bf7f498c8b37077dc3ad38e18b62b6f74b9462f0bda81bccad4b556bf0207143.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1500
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un972163.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un972163.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:3208
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\12438575.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\12438575.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3684
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk483991.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk483991.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    PID:936

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

T1031

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Disabling Security Tools

T1089

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un972163.exe

Filesize
540KB

MD5
ef29a63423d3871a7796ead771fa4557

SHA1
949fb565e75663fef5470926003390be46055a03

SHA256
4fd1dbf5fa7440889733db01ea650a29e000e0f4cd878e58cfa9a6dd94e10a66

SHA512
9ddb1d4b9cf3502a7d95bd5caa63d9e667cb30e3902bd9a237ce1825a2eaaf14bbe354b5693d1d89d56e8e435a746f5fb9e7c9e5c21ab9368787fab85b41d91d

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un972163.exe

Filesize
540KB

MD5
ef29a63423d3871a7796ead771fa4557

SHA1
949fb565e75663fef5470926003390be46055a03

SHA256
4fd1dbf5fa7440889733db01ea650a29e000e0f4cd878e58cfa9a6dd94e10a66

SHA512
9ddb1d4b9cf3502a7d95bd5caa63d9e667cb30e3902bd9a237ce1825a2eaaf14bbe354b5693d1d89d56e8e435a746f5fb9e7c9e5c21ab9368787fab85b41d91d

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\12438575.exe

Filesize
258KB

MD5
bc4ee02854bd043f990dab2d8ad92db3

SHA1
60e767841bbf1617040953ef1579ddbb6a0a4566

SHA256
0431f69a6764625540bd42d7e60b8bfa540ce3d0bbdf10cb230ae1de1a734f07

SHA512
17e706e7f02b4a1ce4b4ce1f78025b7f075d1d11441d98322efebc55f72ee3a6988a7e8d146c1541fc5f1a9b1ccdff4a35a7a2d133a627ded607ecddc724ae3b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\12438575.exe

Filesize
258KB

MD5
bc4ee02854bd043f990dab2d8ad92db3

SHA1
60e767841bbf1617040953ef1579ddbb6a0a4566

SHA256
0431f69a6764625540bd42d7e60b8bfa540ce3d0bbdf10cb230ae1de1a734f07

SHA512
17e706e7f02b4a1ce4b4ce1f78025b7f075d1d11441d98322efebc55f72ee3a6988a7e8d146c1541fc5f1a9b1ccdff4a35a7a2d133a627ded607ecddc724ae3b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk483991.exe

Filesize
341KB

MD5
3a4a31e28202034c475024725a90472b

SHA1
8ff7a828dcaa0e7acc9cca46f36fb560e999bdda

SHA256
fc9d51cd0cd8a32b9d95a5f58ecf94a804a228a8e0da86a3bbe2c52445fae7d3

SHA512
c44398b76c03fe3a183208811f0f598bfa094ad16e7408d6dda7fe67590e5f38a26e34094cda3b18f21d5f2335cb9936cc37c1c7096d647f1a69013b3bca7a8a

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk483991.exe

Filesize
341KB

MD5
3a4a31e28202034c475024725a90472b

SHA1
8ff7a828dcaa0e7acc9cca46f36fb560e999bdda

SHA256
fc9d51cd0cd8a32b9d95a5f58ecf94a804a228a8e0da86a3bbe2c52445fae7d3

SHA512
c44398b76c03fe3a183208811f0f598bfa094ad16e7408d6dda7fe67590e5f38a26e34094cda3b18f21d5f2335cb9936cc37c1c7096d647f1a69013b3bca7a8a

Download Submit
memory/936-215-0x0000000004D00000-0x0000000004D35000-memory.dmp

Filesize
212KB

Download
memory/936-223-0x0000000004D00000-0x0000000004D35000-memory.dmp

Filesize
212KB

Download
memory/936-1001-0x0000000004D40000-0x0000000004D50000-memory.dmp

Filesize
64KB

Download
memory/936-999-0x0000000004D40000-0x0000000004D50000-memory.dmp

Filesize
64KB

Download
memory/936-998-0x000000000A440000-0x000000000A47C000-memory.dmp

Filesize
240KB

Download
memory/936-997-0x000000000A320000-0x000000000A42A000-memory.dmp

Filesize
1.0MB

Download
memory/936-996-0x000000000A300000-0x000000000A312000-memory.dmp

Filesize
72KB

Download
memory/936-203-0x0000000004D00000-0x0000000004D35000-memory.dmp

Filesize
212KB

Download
memory/936-994-0x0000000009C40000-0x000000000A258000-memory.dmp

Filesize
6.1MB

Download
memory/936-993-0x0000000004D40000-0x0000000004D50000-memory.dmp

Filesize
64KB

Download
memory/936-992-0x0000000004D40000-0x0000000004D50000-memory.dmp

Filesize
64KB

Download
memory/936-195-0x0000000004D00000-0x0000000004D35000-memory.dmp

Filesize
212KB

Download
memory/936-227-0x0000000004D00000-0x0000000004D35000-memory.dmp

Filesize
212KB

Download
memory/936-225-0x0000000004D00000-0x0000000004D35000-memory.dmp

Filesize
212KB

Download
memory/936-194-0x0000000004D00000-0x0000000004D35000-memory.dmp

Filesize
212KB

Download
memory/936-201-0x0000000004D00000-0x0000000004D35000-memory.dmp

Filesize
212KB

Download
memory/936-221-0x0000000004D00000-0x0000000004D35000-memory.dmp

Filesize
212KB

Download
memory/936-217-0x0000000004D00000-0x0000000004D35000-memory.dmp

Filesize
212KB

Download
memory/936-219-0x0000000004D00000-0x0000000004D35000-memory.dmp

Filesize
212KB

Download
memory/936-197-0x0000000004D00000-0x0000000004D35000-memory.dmp

Filesize
212KB

Download
memory/936-199-0x0000000004D00000-0x0000000004D35000-memory.dmp

Filesize
212KB

Download
memory/936-209-0x0000000004D40000-0x0000000004D50000-memory.dmp

Filesize
64KB

Download
memory/936-213-0x0000000004D00000-0x0000000004D35000-memory.dmp

Filesize
212KB

Download
memory/936-212-0x0000000004D40000-0x0000000004D50000-memory.dmp

Filesize
64KB

Download
memory/936-210-0x0000000004D00000-0x0000000004D35000-memory.dmp

Filesize
212KB

Download
memory/936-206-0x0000000004D00000-0x0000000004D35000-memory.dmp

Filesize
212KB

Download
memory/936-207-0x0000000004D40000-0x0000000004D50000-memory.dmp

Filesize
64KB

Download
memory/936-991-0x0000000004D40000-0x0000000004D50000-memory.dmp

Filesize
64KB

Download
memory/936-205-0x0000000002C80000-0x0000000002CC6000-memory.dmp

Filesize
280KB

Download
memory/3684-172-0x00000000048F0000-0x0000000004903000-memory.dmp

Filesize
76KB

Download
memory/3684-158-0x00000000048F0000-0x0000000004903000-memory.dmp

Filesize
76KB

Download
memory/3684-151-0x0000000000400000-0x0000000002B9B000-memory.dmp

Filesize
39.6MB

Download
memory/3684-149-0x0000000000400000-0x0000000002B9B000-memory.dmp

Filesize
39.6MB

Download
memory/3684-150-0x0000000002F90000-0x0000000002FA0000-memory.dmp

Filesize
64KB

Download
memory/3684-189-0x0000000002BA0000-0x0000000002BCD000-memory.dmp

Filesize
180KB

Download
memory/3684-188-0x0000000000400000-0x0000000002B9B000-memory.dmp

Filesize
39.6MB

Download
memory/3684-185-0x0000000002F90000-0x0000000002FA0000-memory.dmp

Filesize
64KB

Download
memory/3684-184-0x0000000002F90000-0x0000000002FA0000-memory.dmp

Filesize
64KB

Download
memory/3684-182-0x00000000048F0000-0x0000000004903000-memory.dmp

Filesize
76KB

Download
memory/3684-148-0x0000000002BA0000-0x0000000002BCD000-memory.dmp

Filesize
180KB

Download
memory/3684-180-0x00000000048F0000-0x0000000004903000-memory.dmp

Filesize
76KB

Download
memory/3684-178-0x00000000048F0000-0x0000000004903000-memory.dmp

Filesize
76KB

Download
memory/3684-176-0x00000000048F0000-0x0000000004903000-memory.dmp

Filesize
76KB

Download
memory/3684-174-0x00000000048F0000-0x0000000004903000-memory.dmp

Filesize
76KB

Download
memory/3684-170-0x00000000048F0000-0x0000000004903000-memory.dmp

Filesize
76KB

Download
memory/3684-166-0x00000000048F0000-0x0000000004903000-memory.dmp

Filesize
76KB

Download
memory/3684-168-0x00000000048F0000-0x0000000004903000-memory.dmp

Filesize
76KB

Download
memory/3684-164-0x00000000048F0000-0x0000000004903000-memory.dmp

Filesize
76KB

Download
memory/3684-162-0x00000000048F0000-0x0000000004903000-memory.dmp

Filesize
76KB

Download
memory/3684-160-0x00000000048F0000-0x0000000004903000-memory.dmp

Filesize
76KB

Download
memory/3684-155-0x00000000048F0000-0x0000000004903000-memory.dmp

Filesize
76KB

Download
memory/3684-156-0x00000000048F0000-0x0000000004903000-memory.dmp

Filesize
76KB

Download
memory/3684-153-0x0000000002F90000-0x0000000002FA0000-memory.dmp

Filesize
64KB

Download
memory/3684-154-0x0000000002F90000-0x0000000002FA0000-memory.dmp

Filesize
64KB

Download
memory/3684-152-0x00000000071D0000-0x0000000007774000-memory.dmp

Filesize
5.6MB

Download