redline | adb8a516de9049b30c71a7fa8c22ea5fe5aad3d935163dae41d45133eb775db2

Analysis

max time kernel
144s
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 18:58

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General

Target

adb8a516de9049b30c71a7fa8c22ea5fe5aad3d935163dae41d45133eb775db2.exe
Size

695KB
MD5

c55521c1467176dbdcaf2bd72ad83d11
SHA1

3a30a341b20248a4b5a48a02d83d501b79264c5a
SHA256

adb8a516de9049b30c71a7fa8c22ea5fe5aad3d935163dae41d45133eb775db2
SHA512

f93e75618cc90e592e6ca5c8871084e81518f0aca592c27b514fde7b92a053b79dfa63429a2f01c17d3054f1eabe1afac06584bbb46a2bf7a040e4bb0351f4e1
SSDEEP

12288:Ky90PpS6bt+3NzXfTbTlVSDHE+54BCUj5vleu2KdWrkei:KyUS3NzXrbJVSDr4BCU7WKdFei

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/632-987-0x0000000009C40000-0x000000000A258000-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\DisableOnAccessProtection = "1"	28300973.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	28300973.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	28300973.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	28300973.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	28300973.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	28300973.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
2396	un620182.exe
1276	28300973.exe
632	rk252687.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	28300973.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	28300973.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	adb8a516de9049b30c71a7fa8c22ea5fe5aad3d935163dae41d45133eb775db2.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\\\""	adb8a516de9049b30c71a7fa8c22ea5fe5aad3d935163dae41d45133eb775db2.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	un620182.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\\\""	un620182.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3148	1276	WerFault.exe	85

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1276	28300973.exe
1276	28300973.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1276	28300973.exe
Token: SeDebugPrivilege	632	rk252687.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4792 wrote to memory of 2396	4792	adb8a516de9049b30c71a7fa8c22ea5fe5aad3d935163dae41d45133eb775db2.exe	84
PID 4792 wrote to memory of 2396	4792	adb8a516de9049b30c71a7fa8c22ea5fe5aad3d935163dae41d45133eb775db2.exe	84
PID 4792 wrote to memory of 2396	4792	adb8a516de9049b30c71a7fa8c22ea5fe5aad3d935163dae41d45133eb775db2.exe	84
PID 2396 wrote to memory of 1276	2396	un620182.exe	85
PID 2396 wrote to memory of 1276	2396	un620182.exe	85
PID 2396 wrote to memory of 1276	2396	un620182.exe	85
PID 2396 wrote to memory of 632	2396	un620182.exe	89
PID 2396 wrote to memory of 632	2396	un620182.exe	89
PID 2396 wrote to memory of 632	2396	un620182.exe	89

C:\Users\Admin\AppData\Local\Temp\adb8a516de9049b30c71a7fa8c22ea5fe5aad3d935163dae41d45133eb775db2.exe
"C:\Users\Admin\AppData\Local\Temp\adb8a516de9049b30c71a7fa8c22ea5fe5aad3d935163dae41d45133eb775db2.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4792
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un620182.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un620182.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:2396
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\28300973.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\28300973.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1276
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1276 -s 1012
      4⤵
      Program crash
      PID:3148
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk252687.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk252687.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    PID:632

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 1276 -ip 1276
1⤵
PID:4336

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\un620182.exe

Filesize
541KB

MD5
43c7fef1784e5689affd3acf0e66311e

SHA1
314178ba12fec3e36a17a0bf0a7a81badc2e91b2

SHA256
ac19365be88b6887e08796079d4ed7a1dbe490ff009982537724ced5cfff1b70

SHA512
a83f77779963ac81aa5050412c5919ceaabdbb7fe105982f7fb2add5b42c3092694feda9bdff4afbf4c6ec51be1f5ff8971a6004a03fb6195b355ab9dc4bc46a

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un620182.exe

Filesize
541KB

MD5
43c7fef1784e5689affd3acf0e66311e

SHA1
314178ba12fec3e36a17a0bf0a7a81badc2e91b2

SHA256
ac19365be88b6887e08796079d4ed7a1dbe490ff009982537724ced5cfff1b70

SHA512
a83f77779963ac81aa5050412c5919ceaabdbb7fe105982f7fb2add5b42c3092694feda9bdff4afbf4c6ec51be1f5ff8971a6004a03fb6195b355ab9dc4bc46a

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\28300973.exe

Filesize
257KB

MD5
d5f97e5be9b0acc9bbe4b3a64fdbd2b8

SHA1
f1801712a5d8845011fe7ea78837508477b04557

SHA256
c3eff1a2308a9a230d725850489923d7ceb406715bcb70aa3510196aeae2364c

SHA512
9023bd8d20f35849074fdcf9fb1291bf282d7e5d971d7cd62b9780de1c2e9b84c81284878b83c0de8234280fde95645cf30d1abd242512ffe472863c3ea81858

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\28300973.exe

Filesize
257KB

MD5
d5f97e5be9b0acc9bbe4b3a64fdbd2b8

SHA1
f1801712a5d8845011fe7ea78837508477b04557

SHA256
c3eff1a2308a9a230d725850489923d7ceb406715bcb70aa3510196aeae2364c

SHA512
9023bd8d20f35849074fdcf9fb1291bf282d7e5d971d7cd62b9780de1c2e9b84c81284878b83c0de8234280fde95645cf30d1abd242512ffe472863c3ea81858

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk252687.exe

Filesize
340KB

MD5
47188fe98539153b5ac77be5203a7bf0

SHA1
76e4eb46c1ab67297a0bf1f5a32d6480c47e3c4a

SHA256
1a9034682c12255f29e36f8417ac92c1905431ec775621b93b21466192c5b913

SHA512
098a0a0dbe356271992fc59e32550fa09f6d13969fb017eebffac73012f6e9db67c75d64e7edd7004d112903e6e53eafbc2b7842c74eb9ed5d2e7216c901fbc1

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk252687.exe

Filesize
340KB

MD5
47188fe98539153b5ac77be5203a7bf0

SHA1
76e4eb46c1ab67297a0bf1f5a32d6480c47e3c4a

SHA256
1a9034682c12255f29e36f8417ac92c1905431ec775621b93b21466192c5b913

SHA512
098a0a0dbe356271992fc59e32550fa09f6d13969fb017eebffac73012f6e9db67c75d64e7edd7004d112903e6e53eafbc2b7842c74eb9ed5d2e7216c901fbc1

Download Submit
memory/632-214-0x0000000007710000-0x0000000007745000-memory.dmp

Filesize
212KB

Download
memory/632-212-0x0000000007710000-0x0000000007745000-memory.dmp

Filesize
212KB

Download
memory/632-996-0x0000000007110000-0x0000000007120000-memory.dmp

Filesize
64KB

Download
memory/632-995-0x0000000007110000-0x0000000007120000-memory.dmp

Filesize
64KB

Download
memory/632-192-0x0000000007710000-0x0000000007745000-memory.dmp

Filesize
212KB

Download
memory/632-993-0x0000000007110000-0x0000000007120000-memory.dmp

Filesize
64KB

Download
memory/632-194-0x0000000007710000-0x0000000007745000-memory.dmp

Filesize
212KB

Download
memory/632-990-0x000000000A440000-0x000000000A47C000-memory.dmp

Filesize
240KB

Download
memory/632-989-0x000000000A320000-0x000000000A42A000-memory.dmp

Filesize
1.0MB

Download
memory/632-988-0x000000000A300000-0x000000000A312000-memory.dmp

Filesize
72KB

Download
memory/632-987-0x0000000009C40000-0x000000000A258000-memory.dmp

Filesize
6.1MB

Download
memory/632-228-0x0000000007710000-0x0000000007745000-memory.dmp

Filesize
212KB

Download
memory/632-226-0x0000000007710000-0x0000000007745000-memory.dmp

Filesize
212KB

Download
memory/632-224-0x0000000007710000-0x0000000007745000-memory.dmp

Filesize
212KB

Download
memory/632-222-0x0000000007710000-0x0000000007745000-memory.dmp

Filesize
212KB

Download
memory/632-220-0x0000000007710000-0x0000000007745000-memory.dmp

Filesize
212KB

Download
memory/632-218-0x0000000007710000-0x0000000007745000-memory.dmp

Filesize
212KB

Download
memory/632-216-0x0000000007710000-0x0000000007745000-memory.dmp

Filesize
212KB

Download
memory/632-210-0x0000000007710000-0x0000000007745000-memory.dmp

Filesize
212KB

Download
memory/632-208-0x0000000007710000-0x0000000007745000-memory.dmp

Filesize
212KB

Download
memory/632-206-0x0000000007710000-0x0000000007745000-memory.dmp

Filesize
212KB

Download
memory/632-197-0x0000000002CD0000-0x0000000002D16000-memory.dmp

Filesize
280KB

Download
memory/632-203-0x0000000007110000-0x0000000007120000-memory.dmp

Filesize
64KB

Download
memory/632-201-0x0000000007710000-0x0000000007745000-memory.dmp

Filesize
212KB

Download
memory/632-200-0x0000000007110000-0x0000000007120000-memory.dmp

Filesize
64KB

Download
memory/632-191-0x0000000007710000-0x0000000007745000-memory.dmp

Filesize
212KB

Download
memory/632-994-0x0000000007110000-0x0000000007120000-memory.dmp

Filesize
64KB

Download
memory/632-991-0x0000000007110000-0x0000000007120000-memory.dmp

Filesize
64KB

Download
memory/632-204-0x0000000007710000-0x0000000007745000-memory.dmp

Filesize
212KB

Download
memory/632-196-0x0000000007710000-0x0000000007745000-memory.dmp

Filesize
212KB

Download
memory/632-199-0x0000000007110000-0x0000000007120000-memory.dmp

Filesize
64KB

Download
memory/1276-150-0x0000000004B00000-0x0000000004B13000-memory.dmp

Filesize
76KB

Download
memory/1276-183-0x00000000072C0000-0x00000000072D0000-memory.dmp

Filesize
64KB

Download
memory/1276-149-0x00000000072D0000-0x0000000007874000-memory.dmp

Filesize
5.6MB

Download
memory/1276-185-0x00000000072C0000-0x00000000072D0000-memory.dmp

Filesize
64KB

Download
memory/1276-186-0x0000000000400000-0x0000000002B9B000-memory.dmp

Filesize
39.6MB

Download
memory/1276-184-0x00000000072C0000-0x00000000072D0000-memory.dmp

Filesize
64KB

Download
memory/1276-181-0x0000000000400000-0x0000000002B9B000-memory.dmp

Filesize
39.6MB

Download
memory/1276-173-0x0000000004B00000-0x0000000004B13000-memory.dmp

Filesize
76KB

Download
memory/1276-148-0x0000000002BC0000-0x0000000002BED000-memory.dmp

Filesize
180KB

Download
memory/1276-179-0x00000000072C0000-0x00000000072D0000-memory.dmp

Filesize
64KB

Download
memory/1276-151-0x0000000004B00000-0x0000000004B13000-memory.dmp

Filesize
76KB

Download
memory/1276-153-0x0000000004B00000-0x0000000004B13000-memory.dmp

Filesize
76KB

Download
memory/1276-175-0x0000000004B00000-0x0000000004B13000-memory.dmp

Filesize
76KB

Download
memory/1276-177-0x0000000004B00000-0x0000000004B13000-memory.dmp

Filesize
76KB

Download
memory/1276-180-0x00000000072C0000-0x00000000072D0000-memory.dmp

Filesize
64KB

Download
memory/1276-171-0x0000000004B00000-0x0000000004B13000-memory.dmp

Filesize
76KB

Download
memory/1276-165-0x0000000004B00000-0x0000000004B13000-memory.dmp

Filesize
76KB

Download
memory/1276-167-0x0000000004B00000-0x0000000004B13000-memory.dmp

Filesize
76KB

Download
memory/1276-169-0x0000000004B00000-0x0000000004B13000-memory.dmp

Filesize
76KB

Download
memory/1276-163-0x0000000004B00000-0x0000000004B13000-memory.dmp

Filesize
76KB

Download
memory/1276-161-0x0000000004B00000-0x0000000004B13000-memory.dmp

Filesize
76KB

Download
memory/1276-159-0x0000000004B00000-0x0000000004B13000-memory.dmp

Filesize
76KB

Download
memory/1276-157-0x0000000004B00000-0x0000000004B13000-memory.dmp

Filesize
76KB

Download
memory/1276-155-0x0000000004B00000-0x0000000004B13000-memory.dmp

Filesize
76KB

Download
memory/1276-178-0x00000000072C0000-0x00000000072D0000-memory.dmp

Filesize
64KB

Download