redline | b0ef5bafdc181862d4819522ee512b7d5ece0a224be6653cc07301ebd2d3c8f5

Analysis

max time kernel
150s
max time network
156s
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, 19:03

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General

Target

b0ef5bafdc181862d4819522ee512b7d5ece0a224be6653cc07301ebd2d3c8f5.exe
Size

690KB
MD5

e9cecfead46812d6bb2ece041f1b5f5c
SHA1

603423ddeb419635af05b0424c50acc60e2872b6
SHA256

b0ef5bafdc181862d4819522ee512b7d5ece0a224be6653cc07301ebd2d3c8f5
SHA512

97a2675335f13614a213c7578cc89b6227354bbaf17bf766cd5cf9a393cbc31307564176cb20b7b2de23bef5fc722d993669530291d0facbb34b5f9784f26fca
SSDEEP

12288:ey90lGXw96zRbbWKz5bo79ZDgUuPd/e5SSNIc/JxDkkdWqpBTcEb+s:eyWGXTRt0Xsmf7xDkkcqp+bs

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/4976-987-0x0000000007590000-0x0000000007BA8000-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\DisableIOAVProtection = "1"	25394030.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	25394030.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	25394030.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	25394030.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	25394030.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	25394030.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
1088	un168236.exe
2932	25394030.exe
4976	rk812873.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	25394030.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	25394030.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	b0ef5bafdc181862d4819522ee512b7d5ece0a224be6653cc07301ebd2d3c8f5.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\\\""	b0ef5bafdc181862d4819522ee512b7d5ece0a224be6653cc07301ebd2d3c8f5.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	un168236.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\\\""	un168236.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4116	2932	WerFault.exe	86

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2932	25394030.exe
2932	25394030.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2932	25394030.exe
Token: SeDebugPrivilege	4976	rk812873.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2416 wrote to memory of 1088	2416	b0ef5bafdc181862d4819522ee512b7d5ece0a224be6653cc07301ebd2d3c8f5.exe	85
PID 2416 wrote to memory of 1088	2416	b0ef5bafdc181862d4819522ee512b7d5ece0a224be6653cc07301ebd2d3c8f5.exe	85
PID 2416 wrote to memory of 1088	2416	b0ef5bafdc181862d4819522ee512b7d5ece0a224be6653cc07301ebd2d3c8f5.exe	85
PID 1088 wrote to memory of 2932	1088	un168236.exe	86
PID 1088 wrote to memory of 2932	1088	un168236.exe	86
PID 1088 wrote to memory of 2932	1088	un168236.exe	86
PID 1088 wrote to memory of 4976	1088	un168236.exe	89
PID 1088 wrote to memory of 4976	1088	un168236.exe	89
PID 1088 wrote to memory of 4976	1088	un168236.exe	89

C:\Users\Admin\AppData\Local\Temp\b0ef5bafdc181862d4819522ee512b7d5ece0a224be6653cc07301ebd2d3c8f5.exe
"C:\Users\Admin\AppData\Local\Temp\b0ef5bafdc181862d4819522ee512b7d5ece0a224be6653cc07301ebd2d3c8f5.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2416
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un168236.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un168236.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:1088
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\25394030.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\25394030.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2932
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2932 -s 1080
      4⤵
      Program crash
      PID:4116
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk812873.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk812873.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    PID:4976

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 2932 -ip 2932
1⤵
PID:4908

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\un168236.exe

Filesize
536KB

MD5
d952305ede611c7b7522b370bbf62385

SHA1
0b6d86e44ebe82da2940ca080b4c9fac7ce46dc4

SHA256
351a08b220f5fb3a4e74d6fe8a5d21910f5d7a339723d92fe0e258c3ea1c09f6

SHA512
0e2bcb17cef7fa7009bc95d6b56581eaafe45c74b5ace930a2ad298f3a863ef6f0dcc03402eb975e02daf82f874b10ae0d0e0a48f6255d69d18046102d620568

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un168236.exe

Filesize
536KB

MD5
d952305ede611c7b7522b370bbf62385

SHA1
0b6d86e44ebe82da2940ca080b4c9fac7ce46dc4

SHA256
351a08b220f5fb3a4e74d6fe8a5d21910f5d7a339723d92fe0e258c3ea1c09f6

SHA512
0e2bcb17cef7fa7009bc95d6b56581eaafe45c74b5ace930a2ad298f3a863ef6f0dcc03402eb975e02daf82f874b10ae0d0e0a48f6255d69d18046102d620568

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\25394030.exe

Filesize
259KB

MD5
717503a4a1a8cff617480edc2584b656

SHA1
1f06f3c2220a06da4adcf3b803235eb6402f00c6

SHA256
f7ac453ed8863bd0c1ccbd3211178bedf2d96f6684eb0e7944b33e812b35a9c6

SHA512
4647e7740a181a282256b8d4cd6eca28ee3494738adbabf3bad514759f1d48c89b362b93f16b1115c0dd57fa09f141c01eec58aa84c809e7256a37f2466931ed

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\25394030.exe

Filesize
259KB

MD5
717503a4a1a8cff617480edc2584b656

SHA1
1f06f3c2220a06da4adcf3b803235eb6402f00c6

SHA256
f7ac453ed8863bd0c1ccbd3211178bedf2d96f6684eb0e7944b33e812b35a9c6

SHA512
4647e7740a181a282256b8d4cd6eca28ee3494738adbabf3bad514759f1d48c89b362b93f16b1115c0dd57fa09f141c01eec58aa84c809e7256a37f2466931ed

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk812873.exe

Filesize
342KB

MD5
07592f4f06ec5251932914963ddb9c5b

SHA1
bb87c618ef9495a1c8ea60a7cfeee1af79b907ef

SHA256
e98bb68f40f15f2f122c305ea419fd9a1d87e952826af6f28dec013d467ab2bf

SHA512
2225ddb51380fe3c9b0649d8c17d25742d4f799be623782590ab5452e48560d1933f0576feec9f7aba60c3da3ac38483ee1b7422e2b1f434f6753448c9b4b4c2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk812873.exe

Filesize
342KB

MD5
07592f4f06ec5251932914963ddb9c5b

SHA1
bb87c618ef9495a1c8ea60a7cfeee1af79b907ef

SHA256
e98bb68f40f15f2f122c305ea419fd9a1d87e952826af6f28dec013d467ab2bf

SHA512
2225ddb51380fe3c9b0649d8c17d25742d4f799be623782590ab5452e48560d1933f0576feec9f7aba60c3da3ac38483ee1b7422e2b1f434f6753448c9b4b4c2

Download Submit
memory/2932-166-0x0000000002460000-0x0000000002473000-memory.dmp

Filesize
76KB

Download
memory/2932-151-0x0000000004BA0000-0x0000000004BB0000-memory.dmp

Filesize
64KB

Download
memory/2932-152-0x0000000004BA0000-0x0000000004BB0000-memory.dmp

Filesize
64KB

Download
memory/2932-153-0x0000000002460000-0x0000000002473000-memory.dmp

Filesize
76KB

Download
memory/2932-154-0x0000000002460000-0x0000000002473000-memory.dmp

Filesize
76KB

Download
memory/2932-156-0x0000000002460000-0x0000000002473000-memory.dmp

Filesize
76KB

Download
memory/2932-158-0x0000000002460000-0x0000000002473000-memory.dmp

Filesize
76KB

Download
memory/2932-160-0x0000000002460000-0x0000000002473000-memory.dmp

Filesize
76KB

Download
memory/2932-162-0x0000000002460000-0x0000000002473000-memory.dmp

Filesize
76KB

Download
memory/2932-150-0x0000000004BA0000-0x0000000004BB0000-memory.dmp

Filesize
64KB

Download
memory/2932-170-0x0000000002460000-0x0000000002473000-memory.dmp

Filesize
76KB

Download
memory/2932-168-0x0000000002460000-0x0000000002473000-memory.dmp

Filesize
76KB

Download
memory/2932-164-0x0000000002460000-0x0000000002473000-memory.dmp

Filesize
76KB

Download
memory/2932-172-0x0000000002460000-0x0000000002473000-memory.dmp

Filesize
76KB

Download
memory/2932-174-0x0000000002460000-0x0000000002473000-memory.dmp

Filesize
76KB

Download
memory/2932-176-0x0000000002460000-0x0000000002473000-memory.dmp

Filesize
76KB

Download
memory/2932-178-0x0000000002460000-0x0000000002473000-memory.dmp

Filesize
76KB

Download
memory/2932-180-0x0000000002460000-0x0000000002473000-memory.dmp

Filesize
76KB

Download
memory/2932-181-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2932-182-0x0000000004BA0000-0x0000000004BB0000-memory.dmp

Filesize
64KB

Download
memory/2932-183-0x0000000004BA0000-0x0000000004BB0000-memory.dmp

Filesize
64KB

Download
memory/2932-184-0x0000000004BA0000-0x0000000004BB0000-memory.dmp

Filesize
64KB

Download
memory/2932-186-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2932-149-0x00000000005C0000-0x00000000005ED000-memory.dmp

Filesize
180KB

Download
memory/2932-148-0x0000000004BB0000-0x0000000005154000-memory.dmp

Filesize
5.6MB

Download
memory/4976-409-0x0000000004B50000-0x0000000004B60000-memory.dmp

Filesize
64KB

Download
memory/4976-204-0x0000000004A10000-0x0000000004A45000-memory.dmp

Filesize
212KB

Download
memory/4976-194-0x0000000004A10000-0x0000000004A45000-memory.dmp

Filesize
212KB

Download
memory/4976-988-0x0000000007BC0000-0x0000000007BD2000-memory.dmp

Filesize
72KB

Download
memory/4976-200-0x0000000004A10000-0x0000000004A45000-memory.dmp

Filesize
212KB

Download
memory/4976-210-0x0000000004A10000-0x0000000004A45000-memory.dmp

Filesize
212KB

Download
memory/4976-212-0x0000000004A10000-0x0000000004A45000-memory.dmp

Filesize
212KB

Download
memory/4976-218-0x0000000004A10000-0x0000000004A45000-memory.dmp

Filesize
212KB

Download
memory/4976-224-0x0000000004A10000-0x0000000004A45000-memory.dmp

Filesize
212KB

Download
memory/4976-222-0x0000000004A10000-0x0000000004A45000-memory.dmp

Filesize
212KB

Download
memory/4976-220-0x0000000004A10000-0x0000000004A45000-memory.dmp

Filesize
212KB

Download
memory/4976-216-0x0000000004A10000-0x0000000004A45000-memory.dmp

Filesize
212KB

Download
memory/4976-214-0x0000000004A10000-0x0000000004A45000-memory.dmp

Filesize
212KB

Download
memory/4976-208-0x0000000004A10000-0x0000000004A45000-memory.dmp

Filesize
212KB

Download
memory/4976-206-0x0000000004A10000-0x0000000004A45000-memory.dmp

Filesize
212KB

Download
memory/4976-191-0x0000000004A10000-0x0000000004A45000-memory.dmp

Filesize
212KB

Download
memory/4976-198-0x0000000004A10000-0x0000000004A45000-memory.dmp

Filesize
212KB

Download
memory/4976-196-0x0000000004A10000-0x0000000004A45000-memory.dmp

Filesize
212KB

Download
memory/4976-405-0x0000000004B50000-0x0000000004B60000-memory.dmp

Filesize
64KB

Download
memory/4976-403-0x0000000002120000-0x0000000002166000-memory.dmp

Filesize
280KB

Download
memory/4976-192-0x0000000004A10000-0x0000000004A45000-memory.dmp

Filesize
212KB

Download
memory/4976-406-0x0000000004B50000-0x0000000004B60000-memory.dmp

Filesize
64KB

Download
memory/4976-987-0x0000000007590000-0x0000000007BA8000-memory.dmp

Filesize
6.1MB

Download
memory/4976-202-0x0000000004A10000-0x0000000004A45000-memory.dmp

Filesize
212KB

Download
memory/4976-989-0x0000000007BE0000-0x0000000007CEA000-memory.dmp

Filesize
1.0MB

Download
memory/4976-990-0x0000000007D40000-0x0000000007D7C000-memory.dmp

Filesize
240KB

Download
memory/4976-991-0x0000000004B50000-0x0000000004B60000-memory.dmp

Filesize
64KB

Download
memory/4976-993-0x0000000004B50000-0x0000000004B60000-memory.dmp

Filesize
64KB

Download
memory/4976-994-0x0000000004B50000-0x0000000004B60000-memory.dmp

Filesize
64KB

Download
memory/4976-995-0x0000000004B50000-0x0000000004B60000-memory.dmp

Filesize
64KB

Download
memory/4976-996-0x0000000004B50000-0x0000000004B60000-memory.dmp

Filesize
64KB

Download