redline | fa5d18899c7e01709b1e3c77ba674bb9afd04224eee31aefb5fa520cf44740dc

Analysis

max time kernel
146s
max time network
154s
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, 20:35

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General

Target

fa5d18899c7e01709b1e3c77ba674bb9afd04224eee31aefb5fa520cf44740dc.exe
Size

745KB
MD5

e2eab84ffeb179c14f697d6d6daa8157
SHA1

6580b67d0062c8bfae23c765d9cfcff77fabdd4c
SHA256

fa5d18899c7e01709b1e3c77ba674bb9afd04224eee31aefb5fa520cf44740dc
SHA512

fc4f90b1c1c55f88f9616141bd71fe51aa83a5f7bf96da5c744a589cf0d889164232ab89a81f4af65c795105c3784c6a4174d0c9abba74168a4d6d5304f9cd34
SSDEEP

12288:by90hdBTVKFEeAkHfDbQePJzrX3TXXfSGUgaYnx7DCeM:byodBTEFEhSD8cvTXXfCgaYnx7DCeM

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/5064-989-0x00000000078E0000-0x0000000007EF8000-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\DisableRealtimeMonitoring = "1"	77300430.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	77300430.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	77300430.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	77300430.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	77300430.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	77300430.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
400	un692317.exe
1008	77300430.exe
5064	rk686482.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	77300430.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	77300430.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	fa5d18899c7e01709b1e3c77ba674bb9afd04224eee31aefb5fa520cf44740dc.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\\\""	fa5d18899c7e01709b1e3c77ba674bb9afd04224eee31aefb5fa520cf44740dc.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	un692317.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\\\""	un692317.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2680	1008	WerFault.exe	82

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1008	77300430.exe
1008	77300430.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1008	77300430.exe
Token: SeDebugPrivilege	5064	rk686482.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 980 wrote to memory of 400	980	fa5d18899c7e01709b1e3c77ba674bb9afd04224eee31aefb5fa520cf44740dc.exe	81
PID 980 wrote to memory of 400	980	fa5d18899c7e01709b1e3c77ba674bb9afd04224eee31aefb5fa520cf44740dc.exe	81
PID 980 wrote to memory of 400	980	fa5d18899c7e01709b1e3c77ba674bb9afd04224eee31aefb5fa520cf44740dc.exe	81
PID 400 wrote to memory of 1008	400	un692317.exe	82
PID 400 wrote to memory of 1008	400	un692317.exe	82
PID 400 wrote to memory of 1008	400	un692317.exe	82
PID 400 wrote to memory of 5064	400	un692317.exe	89
PID 400 wrote to memory of 5064	400	un692317.exe	89
PID 400 wrote to memory of 5064	400	un692317.exe	89

C:\Users\Admin\AppData\Local\Temp\fa5d18899c7e01709b1e3c77ba674bb9afd04224eee31aefb5fa520cf44740dc.exe
"C:\Users\Admin\AppData\Local\Temp\fa5d18899c7e01709b1e3c77ba674bb9afd04224eee31aefb5fa520cf44740dc.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:980
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un692317.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un692317.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:400
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\77300430.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\77300430.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1008
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1008 -s 1080
      4⤵
      Program crash
      PID:2680
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk686482.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk686482.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    PID:5064

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1008 -ip 1008
1⤵
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\un692317.exe

Filesize
591KB

MD5
98958c29b128613cdd9ec27f452a5d62

SHA1
169d29cabcdb2f07ffb3511166b625ef32ba77ae

SHA256
7e060debd8851f456e466af53fd3ef5a4638679bedfa5b2ece1afae3a70cf08f

SHA512
0fd2fae045f0b5a9f05c21fdf0220991134e0e47634e8dec07066a8ba2b8158bb3902385347a49301aa3320210c90691e8e843514083e849cbdda6a1ab0e3a75

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un692317.exe

Filesize
591KB

MD5
98958c29b128613cdd9ec27f452a5d62

SHA1
169d29cabcdb2f07ffb3511166b625ef32ba77ae

SHA256
7e060debd8851f456e466af53fd3ef5a4638679bedfa5b2ece1afae3a70cf08f

SHA512
0fd2fae045f0b5a9f05c21fdf0220991134e0e47634e8dec07066a8ba2b8158bb3902385347a49301aa3320210c90691e8e843514083e849cbdda6a1ab0e3a75

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\77300430.exe

Filesize
376KB

MD5
7b1f205d2c75bca47cfe640282989d49

SHA1
abbed1d3bd9a5c58f6768596bbbde82b5074bf6f

SHA256
d0dbae5482ca3f77161822ccba6b89a3fc45cc5456f252bf760a65749c0460c0

SHA512
820f89c89e694db349a8d077ca325b977d6ea06bf6226ba294b257ad63b55ff997f5d2f1628c8d8ed7e87edc4088359f8d3825ca1bc68a188b7772643dc45884

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\77300430.exe

Filesize
376KB

MD5
7b1f205d2c75bca47cfe640282989d49

SHA1
abbed1d3bd9a5c58f6768596bbbde82b5074bf6f

SHA256
d0dbae5482ca3f77161822ccba6b89a3fc45cc5456f252bf760a65749c0460c0

SHA512
820f89c89e694db349a8d077ca325b977d6ea06bf6226ba294b257ad63b55ff997f5d2f1628c8d8ed7e87edc4088359f8d3825ca1bc68a188b7772643dc45884

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk686482.exe

Filesize
459KB

MD5
6f24bfaa1cf53b6da8e13c280b257e9b

SHA1
c727ff6fa06f111ac9cba2623f65f2a7a9155128

SHA256
fb5d4c38294f7244091ad5c68097260572ca65ec165deead5013ee67073481e9

SHA512
a8b7cff2a2134b48f5cee5a0ec37c4246e0a1f54b12cce58078471b6c43771f77fbc6c06df04f65877375a3d990e9feb4fc7e7730fda0786c0c4453ce8ffc0f0

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk686482.exe

Filesize
459KB

MD5
6f24bfaa1cf53b6da8e13c280b257e9b

SHA1
c727ff6fa06f111ac9cba2623f65f2a7a9155128

SHA256
fb5d4c38294f7244091ad5c68097260572ca65ec165deead5013ee67073481e9

SHA512
a8b7cff2a2134b48f5cee5a0ec37c4246e0a1f54b12cce58078471b6c43771f77fbc6c06df04f65877375a3d990e9feb4fc7e7730fda0786c0c4453ce8ffc0f0

Download Submit
memory/1008-160-0x0000000002A60000-0x0000000002A72000-memory.dmp

Filesize
72KB

Download
memory/1008-164-0x0000000002A60000-0x0000000002A72000-memory.dmp

Filesize
72KB

Download
memory/1008-152-0x0000000004FF0000-0x0000000005000000-memory.dmp

Filesize
64KB

Download
memory/1008-153-0x0000000002A60000-0x0000000002A72000-memory.dmp

Filesize
72KB

Download
memory/1008-154-0x0000000002A60000-0x0000000002A72000-memory.dmp

Filesize
72KB

Download
memory/1008-156-0x0000000002A60000-0x0000000002A72000-memory.dmp

Filesize
72KB

Download
memory/1008-158-0x0000000002A60000-0x0000000002A72000-memory.dmp

Filesize
72KB

Download
memory/1008-151-0x0000000004FF0000-0x0000000005000000-memory.dmp

Filesize
64KB

Download
memory/1008-162-0x0000000002A60000-0x0000000002A72000-memory.dmp

Filesize
72KB

Download
memory/1008-150-0x0000000004FF0000-0x0000000005000000-memory.dmp

Filesize
64KB

Download
memory/1008-166-0x0000000002A60000-0x0000000002A72000-memory.dmp

Filesize
72KB

Download
memory/1008-168-0x0000000002A60000-0x0000000002A72000-memory.dmp

Filesize
72KB

Download
memory/1008-170-0x0000000002A60000-0x0000000002A72000-memory.dmp

Filesize
72KB

Download
memory/1008-172-0x0000000002A60000-0x0000000002A72000-memory.dmp

Filesize
72KB

Download
memory/1008-174-0x0000000002A60000-0x0000000002A72000-memory.dmp

Filesize
72KB

Download
memory/1008-176-0x0000000002A60000-0x0000000002A72000-memory.dmp

Filesize
72KB

Download
memory/1008-178-0x0000000002A60000-0x0000000002A72000-memory.dmp

Filesize
72KB

Download
memory/1008-180-0x0000000002A60000-0x0000000002A72000-memory.dmp

Filesize
72KB

Download
memory/1008-181-0x0000000000400000-0x0000000000803000-memory.dmp

Filesize
4.0MB

Download
memory/1008-182-0x00000000008E0000-0x000000000090D000-memory.dmp

Filesize
180KB

Download
memory/1008-183-0x0000000004FF0000-0x0000000005000000-memory.dmp

Filesize
64KB

Download
memory/1008-184-0x0000000004FF0000-0x0000000005000000-memory.dmp

Filesize
64KB

Download
memory/1008-185-0x0000000004FF0000-0x0000000005000000-memory.dmp

Filesize
64KB

Download
memory/1008-187-0x0000000000400000-0x0000000000803000-memory.dmp

Filesize
4.0MB

Download
memory/1008-149-0x0000000005000000-0x00000000055A4000-memory.dmp

Filesize
5.6MB

Download
memory/1008-148-0x00000000008E0000-0x000000000090D000-memory.dmp

Filesize
180KB

Download
memory/5064-226-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/5064-219-0x0000000004E60000-0x0000000004E70000-memory.dmp

Filesize
64KB

Download
memory/5064-193-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/5064-198-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/5064-200-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/5064-202-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/5064-204-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/5064-206-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/5064-212-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/5064-210-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/5064-208-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/5064-216-0x0000000004E60000-0x0000000004E70000-memory.dmp

Filesize
64KB

Download
memory/5064-215-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/5064-196-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/5064-228-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/5064-221-0x0000000004E60000-0x0000000004E70000-memory.dmp

Filesize
64KB

Download
memory/5064-214-0x0000000000820000-0x0000000000866000-memory.dmp

Filesize
280KB

Download
memory/5064-222-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/5064-224-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/5064-989-0x00000000078E0000-0x0000000007EF8000-memory.dmp

Filesize
6.1MB

Download
memory/5064-194-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/5064-218-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/5064-990-0x0000000007F70000-0x0000000007F82000-memory.dmp

Filesize
72KB

Download
memory/5064-991-0x0000000007F90000-0x000000000809A000-memory.dmp

Filesize
1.0MB

Download
memory/5064-992-0x00000000080B0000-0x00000000080EC000-memory.dmp

Filesize
240KB

Download
memory/5064-993-0x0000000004E60000-0x0000000004E70000-memory.dmp

Filesize
64KB

Download
memory/5064-995-0x0000000004E60000-0x0000000004E70000-memory.dmp

Filesize
64KB

Download
memory/5064-996-0x0000000004E60000-0x0000000004E70000-memory.dmp

Filesize
64KB

Download
memory/5064-997-0x0000000004E60000-0x0000000004E70000-memory.dmp

Filesize
64KB

Download