redline | 126d84e6be14384774285af86e4e8c139d5e2a60ab871c70af63d6632cd99899

Analysis

max time kernel
144s
max time network
163s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
06/05/2023, 20:34

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General

Target

126d84e6be14384774285af86e4e8c139d5e2a60ab871c70af63d6632cd99899.exe
Size

611KB
MD5

7d086131850c139d2df3a70db5eaa502
SHA1

9893e4cf7d2066e792401ac0799eb5cf29584798
SHA256

126d84e6be14384774285af86e4e8c139d5e2a60ab871c70af63d6632cd99899
SHA512

58ca1ac62c87cd86654fe545d9afe570ab1cf953e5a71a2901c610622ce43d89f5d1d630fc157f311604fe9683ece59da195102d290108380a4d5794b0a6bd62
SSDEEP

12288:1y90i8ALkfEdTiqhN/baGu08k8sOqgSbaIikNNN7yk:1yF8Mkfiiqh9bvmZsbbfikvwk

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/2036-950-0x00000000078F0000-0x0000000007F08000-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
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	20231186.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	20231186.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	20231186.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	20231186.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	20231186.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	20231186.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
2944	st185861.exe
3456	20231186.exe
2036	kp613638.exe

Windows security modification 2 TTPs 1 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0"	20231186.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	126d84e6be14384774285af86e4e8c139d5e2a60ab871c70af63d6632cd99899.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\\\""	126d84e6be14384774285af86e4e8c139d5e2a60ab871c70af63d6632cd99899.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	st185861.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\\\""	st185861.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3456	20231186.exe
3456	20231186.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3456	20231186.exe
Token: SeDebugPrivilege	2036	kp613638.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4772 wrote to memory of 2944	4772	126d84e6be14384774285af86e4e8c139d5e2a60ab871c70af63d6632cd99899.exe	84
PID 4772 wrote to memory of 2944	4772	126d84e6be14384774285af86e4e8c139d5e2a60ab871c70af63d6632cd99899.exe	84
PID 4772 wrote to memory of 2944	4772	126d84e6be14384774285af86e4e8c139d5e2a60ab871c70af63d6632cd99899.exe	84
PID 2944 wrote to memory of 3456	2944	st185861.exe	86
PID 2944 wrote to memory of 3456	2944	st185861.exe	86
PID 2944 wrote to memory of 2036	2944	st185861.exe	87
PID 2944 wrote to memory of 2036	2944	st185861.exe	87
PID 2944 wrote to memory of 2036	2944	st185861.exe	87

C:\Users\Admin\AppData\Local\Temp\126d84e6be14384774285af86e4e8c139d5e2a60ab871c70af63d6632cd99899.exe
"C:\Users\Admin\AppData\Local\Temp\126d84e6be14384774285af86e4e8c139d5e2a60ab871c70af63d6632cd99899.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4772
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st185861.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st185861.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:2944
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\20231186.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\20231186.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3456
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp613638.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp613638.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    PID:2036

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\st185861.exe

Filesize
457KB

MD5
189a24fd0c6b93bee30a0577927e6dba

SHA1
18544d39d4826123a5e85ed4abd1f4c611a5aec5

SHA256
e53afa30e5ba298ec669bff3cb3107ec2dfc2f179bf26d5bbb9b7c40cf40e478

SHA512
1749ff20d3cee7659aa909296ac95237e00419161c7606a0aea0cf375fa863099ffa589fe6bf85437cc427b0428bf259a2be78afaa57500999eabda523ccbea7

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st185861.exe

Filesize
457KB

MD5
189a24fd0c6b93bee30a0577927e6dba

SHA1
18544d39d4826123a5e85ed4abd1f4c611a5aec5

SHA256
e53afa30e5ba298ec669bff3cb3107ec2dfc2f179bf26d5bbb9b7c40cf40e478

SHA512
1749ff20d3cee7659aa909296ac95237e00419161c7606a0aea0cf375fa863099ffa589fe6bf85437cc427b0428bf259a2be78afaa57500999eabda523ccbea7

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\20231186.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\20231186.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp613638.exe

Filesize
459KB

MD5
16936e81c41d6253d35908b67870a85c

SHA1
360bee9e200be15c048b156cfdf0d2e1873360cc

SHA256
7bf59b580bb84db84838b13050b5cbf5ba649fcccf5f4a6372188331551f67b4

SHA512
8b66034ea8566e0f8c81840c835f9ae13063257ed63317c09fa4b7f15052bbd9d35d507b310eb0845e89c399635cad502f76d228bc854e1bc192ad4041b49596

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp613638.exe

Filesize
459KB

MD5
16936e81c41d6253d35908b67870a85c

SHA1
360bee9e200be15c048b156cfdf0d2e1873360cc

SHA256
7bf59b580bb84db84838b13050b5cbf5ba649fcccf5f4a6372188331551f67b4

SHA512
8b66034ea8566e0f8c81840c835f9ae13063257ed63317c09fa4b7f15052bbd9d35d507b310eb0845e89c399635cad502f76d228bc854e1bc192ad4041b49596

Download Submit
memory/2036-153-0x0000000000910000-0x0000000000956000-memory.dmp

Filesize
280KB

Download
memory/2036-154-0x0000000004FC0000-0x0000000005564000-memory.dmp

Filesize
5.6MB

Download
memory/2036-155-0x0000000004FB0000-0x0000000004FC0000-memory.dmp

Filesize
64KB

Download
memory/2036-156-0x0000000004FB0000-0x0000000004FC0000-memory.dmp

Filesize
64KB

Download
memory/2036-157-0x0000000004FB0000-0x0000000004FC0000-memory.dmp

Filesize
64KB

Download
memory/2036-158-0x0000000004E00000-0x0000000004E35000-memory.dmp

Filesize
212KB

Download
memory/2036-159-0x0000000004E00000-0x0000000004E35000-memory.dmp

Filesize
212KB

Download
memory/2036-161-0x0000000004E00000-0x0000000004E35000-memory.dmp

Filesize
212KB

Download
memory/2036-163-0x0000000004E00000-0x0000000004E35000-memory.dmp

Filesize
212KB

Download
memory/2036-165-0x0000000004E00000-0x0000000004E35000-memory.dmp

Filesize
212KB

Download
memory/2036-167-0x0000000004E00000-0x0000000004E35000-memory.dmp

Filesize
212KB

Download
memory/2036-169-0x0000000004E00000-0x0000000004E35000-memory.dmp

Filesize
212KB

Download
memory/2036-171-0x0000000004E00000-0x0000000004E35000-memory.dmp

Filesize
212KB

Download
memory/2036-173-0x0000000004E00000-0x0000000004E35000-memory.dmp

Filesize
212KB

Download
memory/2036-175-0x0000000004E00000-0x0000000004E35000-memory.dmp

Filesize
212KB

Download
memory/2036-177-0x0000000004E00000-0x0000000004E35000-memory.dmp

Filesize
212KB

Download
memory/2036-179-0x0000000004E00000-0x0000000004E35000-memory.dmp

Filesize
212KB

Download
memory/2036-181-0x0000000004E00000-0x0000000004E35000-memory.dmp

Filesize
212KB

Download
memory/2036-183-0x0000000004E00000-0x0000000004E35000-memory.dmp

Filesize
212KB

Download
memory/2036-185-0x0000000004E00000-0x0000000004E35000-memory.dmp

Filesize
212KB

Download
memory/2036-187-0x0000000004E00000-0x0000000004E35000-memory.dmp

Filesize
212KB

Download
memory/2036-189-0x0000000004E00000-0x0000000004E35000-memory.dmp

Filesize
212KB

Download
memory/2036-191-0x0000000004E00000-0x0000000004E35000-memory.dmp

Filesize
212KB

Download
memory/2036-193-0x0000000004E00000-0x0000000004E35000-memory.dmp

Filesize
212KB

Download
memory/2036-195-0x0000000004E00000-0x0000000004E35000-memory.dmp

Filesize
212KB

Download
memory/2036-197-0x0000000004E00000-0x0000000004E35000-memory.dmp

Filesize
212KB

Download
memory/2036-199-0x0000000004E00000-0x0000000004E35000-memory.dmp

Filesize
212KB

Download
memory/2036-201-0x0000000004E00000-0x0000000004E35000-memory.dmp

Filesize
212KB

Download
memory/2036-203-0x0000000004E00000-0x0000000004E35000-memory.dmp

Filesize
212KB

Download
memory/2036-205-0x0000000004E00000-0x0000000004E35000-memory.dmp

Filesize
212KB

Download
memory/2036-207-0x0000000004E00000-0x0000000004E35000-memory.dmp

Filesize
212KB

Download
memory/2036-209-0x0000000004E00000-0x0000000004E35000-memory.dmp

Filesize
212KB

Download
memory/2036-211-0x0000000004E00000-0x0000000004E35000-memory.dmp

Filesize
212KB

Download
memory/2036-213-0x0000000004E00000-0x0000000004E35000-memory.dmp

Filesize
212KB

Download
memory/2036-215-0x0000000004E00000-0x0000000004E35000-memory.dmp

Filesize
212KB

Download
memory/2036-217-0x0000000004E00000-0x0000000004E35000-memory.dmp

Filesize
212KB

Download
memory/2036-219-0x0000000004E00000-0x0000000004E35000-memory.dmp

Filesize
212KB

Download
memory/2036-221-0x0000000004E00000-0x0000000004E35000-memory.dmp

Filesize
212KB

Download
memory/2036-950-0x00000000078F0000-0x0000000007F08000-memory.dmp

Filesize
6.1MB

Download
memory/2036-951-0x0000000007F70000-0x0000000007F82000-memory.dmp

Filesize
72KB

Download
memory/2036-952-0x0000000007F90000-0x000000000809A000-memory.dmp

Filesize
1.0MB

Download
memory/2036-953-0x00000000080B0000-0x00000000080EC000-memory.dmp

Filesize
240KB

Download
memory/2036-955-0x0000000004FB0000-0x0000000004FC0000-memory.dmp

Filesize
64KB

Download
memory/2036-956-0x0000000004FB0000-0x0000000004FC0000-memory.dmp

Filesize
64KB

Download
memory/2036-957-0x0000000004FB0000-0x0000000004FC0000-memory.dmp

Filesize
64KB

Download
memory/2036-958-0x0000000004FB0000-0x0000000004FC0000-memory.dmp

Filesize
64KB

Download
memory/2036-960-0x0000000004FB0000-0x0000000004FC0000-memory.dmp

Filesize
64KB

Download
memory/3456-147-0x00000000004D0000-0x00000000004DA000-memory.dmp

Filesize
40KB

Download