redline | 2b051da3e85dd7282cb14c109b38ec2aa59f49b38dccce3f2df8ea7f2d2b5bf0

Analysis

max time kernel
146s
max time network
151s
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, 21:06

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General

Target

2b051da3e85dd7282cb14c109b38ec2aa59f49b38dccce3f2df8ea7f2d2b5bf0.exe
Size

703KB
MD5

e6b0986c3c6a04e37445de2e25f8d183
SHA1

0a986bc894a06e89d25972b6bb1f1d8e257200e9
SHA256

2b051da3e85dd7282cb14c109b38ec2aa59f49b38dccce3f2df8ea7f2d2b5bf0
SHA512

d938d3988a513d776a2c7821dedd9b5c045d247d66a003105d5301f5b845dabec322b8480ee8674ce9606e2438ad25b172792c4d65ed26aa8ea9bc4f8c6f4f12
SSDEEP

12288:4y90xp6D9qKuBTP+KPBsGiUwR6lTZNc80gbKFRa:4yip49qJ7rPyPQlU80uKFRa

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/4268-981-0x00000000079A0000-0x0000000007FB8000-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\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	35140954.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	35140954.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	35140954.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	35140954.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	35140954.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	35140954.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
1672	st554982.exe
608	35140954.exe
4268	kp460122.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	35140954.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	35140954.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	st554982.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\\\""	st554982.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	2b051da3e85dd7282cb14c109b38ec2aa59f49b38dccce3f2df8ea7f2d2b5bf0.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\\\""	2b051da3e85dd7282cb14c109b38ec2aa59f49b38dccce3f2df8ea7f2d2b5bf0.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
608	35140954.exe
608	35140954.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	608	35140954.exe
Token: SeDebugPrivilege	4268	kp460122.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1080 wrote to memory of 1672	1080	2b051da3e85dd7282cb14c109b38ec2aa59f49b38dccce3f2df8ea7f2d2b5bf0.exe	81
PID 1080 wrote to memory of 1672	1080	2b051da3e85dd7282cb14c109b38ec2aa59f49b38dccce3f2df8ea7f2d2b5bf0.exe	81
PID 1080 wrote to memory of 1672	1080	2b051da3e85dd7282cb14c109b38ec2aa59f49b38dccce3f2df8ea7f2d2b5bf0.exe	81
PID 1672 wrote to memory of 608	1672	st554982.exe	82
PID 1672 wrote to memory of 608	1672	st554982.exe	82
PID 1672 wrote to memory of 608	1672	st554982.exe	82
PID 1672 wrote to memory of 4268	1672	st554982.exe	85
PID 1672 wrote to memory of 4268	1672	st554982.exe	85
PID 1672 wrote to memory of 4268	1672	st554982.exe	85

C:\Users\Admin\AppData\Local\Temp\2b051da3e85dd7282cb14c109b38ec2aa59f49b38dccce3f2df8ea7f2d2b5bf0.exe
"C:\Users\Admin\AppData\Local\Temp\2b051da3e85dd7282cb14c109b38ec2aa59f49b38dccce3f2df8ea7f2d2b5bf0.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1080
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st554982.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st554982.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:1672
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\35140954.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\35140954.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:608
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp460122.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp460122.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    PID:4268

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\st554982.exe

Filesize
548KB

MD5
3b685e5cae491e45259ad79b6b813a9a

SHA1
cce9b34ac7839bf3cebce5f41bfab65f2c65f44f

SHA256
872786a69e556193e2c98e5cfed5939083384121a43411aa20ba112f9dea4905

SHA512
90e8c1ebc53d400dcd55e285c9381de328b24ccf1de484c82f5598cb3d865084803df5502f9f0cd7103865abf77db2c0298c27884c6053032ce9d223de90f880

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st554982.exe

Filesize
548KB

MD5
3b685e5cae491e45259ad79b6b813a9a

SHA1
cce9b34ac7839bf3cebce5f41bfab65f2c65f44f

SHA256
872786a69e556193e2c98e5cfed5939083384121a43411aa20ba112f9dea4905

SHA512
90e8c1ebc53d400dcd55e285c9381de328b24ccf1de484c82f5598cb3d865084803df5502f9f0cd7103865abf77db2c0298c27884c6053032ce9d223de90f880

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\35140954.exe

Filesize
176KB

MD5
abcd70ee1821a352d705af95275d18e1

SHA1
2455d60565f2100c7e90fa8b3d9167f219ce3c8e

SHA256
6c6b5b24fa6d27c5729cc8ec8b6573763bcde0e32ed63108590d7b8abb660a41

SHA512
dc1edf2a06f92af668607d8a9aa105e714980c835523d09fd0ea41db72540712ac01429ea024bfef19b795896ff241f5b59f4e0faa9d02af91a1b3fc0e56203c

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\35140954.exe

Filesize
176KB

MD5
abcd70ee1821a352d705af95275d18e1

SHA1
2455d60565f2100c7e90fa8b3d9167f219ce3c8e

SHA256
6c6b5b24fa6d27c5729cc8ec8b6573763bcde0e32ed63108590d7b8abb660a41

SHA512
dc1edf2a06f92af668607d8a9aa105e714980c835523d09fd0ea41db72540712ac01429ea024bfef19b795896ff241f5b59f4e0faa9d02af91a1b3fc0e56203c

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp460122.exe

Filesize
460KB

MD5
daf776a788c642b50fded1dea0483e00

SHA1
7281997b82a9edae144a2bce9997ae84170cb642

SHA256
f21d246d314510f61fb7f2d1f39da938054c6a40cf9d2e7f758c53cadb3ad96b

SHA512
320278bb85840bbcaa35bb215d39cd53edc5807a6f51bacebb18294c76b856e693d9cd6328c83e81bcf4eb40b516eee422566175fe7f33f3242fc3df40975403

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp460122.exe

Filesize
460KB

MD5
daf776a788c642b50fded1dea0483e00

SHA1
7281997b82a9edae144a2bce9997ae84170cb642

SHA256
f21d246d314510f61fb7f2d1f39da938054c6a40cf9d2e7f758c53cadb3ad96b

SHA512
320278bb85840bbcaa35bb215d39cd53edc5807a6f51bacebb18294c76b856e693d9cd6328c83e81bcf4eb40b516eee422566175fe7f33f3242fc3df40975403

Download Submit
memory/608-147-0x0000000002650000-0x0000000002660000-memory.dmp

Filesize
64KB

Download
memory/608-148-0x0000000004A00000-0x0000000004FA4000-memory.dmp

Filesize
5.6MB

Download
memory/608-149-0x0000000002650000-0x0000000002660000-memory.dmp

Filesize
64KB

Download
memory/608-150-0x0000000002620000-0x0000000002633000-memory.dmp

Filesize
76KB

Download
memory/608-151-0x0000000002620000-0x0000000002633000-memory.dmp

Filesize
76KB

Download
memory/608-153-0x0000000002620000-0x0000000002633000-memory.dmp

Filesize
76KB

Download
memory/608-155-0x0000000002620000-0x0000000002633000-memory.dmp

Filesize
76KB

Download
memory/608-157-0x0000000002620000-0x0000000002633000-memory.dmp

Filesize
76KB

Download
memory/608-159-0x0000000002620000-0x0000000002633000-memory.dmp

Filesize
76KB

Download
memory/608-161-0x0000000002620000-0x0000000002633000-memory.dmp

Filesize
76KB

Download
memory/608-163-0x0000000002620000-0x0000000002633000-memory.dmp

Filesize
76KB

Download
memory/608-165-0x0000000002620000-0x0000000002633000-memory.dmp

Filesize
76KB

Download
memory/608-167-0x0000000002620000-0x0000000002633000-memory.dmp

Filesize
76KB

Download
memory/608-169-0x0000000002620000-0x0000000002633000-memory.dmp

Filesize
76KB

Download
memory/608-171-0x0000000002620000-0x0000000002633000-memory.dmp

Filesize
76KB

Download
memory/608-173-0x0000000002620000-0x0000000002633000-memory.dmp

Filesize
76KB

Download
memory/608-175-0x0000000002620000-0x0000000002633000-memory.dmp

Filesize
76KB

Download
memory/608-177-0x0000000002620000-0x0000000002633000-memory.dmp

Filesize
76KB

Download
memory/608-178-0x0000000002650000-0x0000000002660000-memory.dmp

Filesize
64KB

Download
memory/608-179-0x0000000002650000-0x0000000002660000-memory.dmp

Filesize
64KB

Download
memory/4268-185-0x00000000029B0000-0x00000000029E5000-memory.dmp

Filesize
212KB

Download
memory/4268-188-0x00000000029B0000-0x00000000029E5000-memory.dmp

Filesize
212KB

Download
memory/4268-186-0x00000000029B0000-0x00000000029E5000-memory.dmp

Filesize
212KB

Download
memory/4268-190-0x00000000029B0000-0x00000000029E5000-memory.dmp

Filesize
212KB

Download
memory/4268-192-0x00000000029B0000-0x00000000029E5000-memory.dmp

Filesize
212KB

Download
memory/4268-194-0x00000000029B0000-0x00000000029E5000-memory.dmp

Filesize
212KB

Download
memory/4268-196-0x00000000029B0000-0x00000000029E5000-memory.dmp

Filesize
212KB

Download
memory/4268-198-0x00000000029B0000-0x00000000029E5000-memory.dmp

Filesize
212KB

Download
memory/4268-200-0x00000000029B0000-0x00000000029E5000-memory.dmp

Filesize
212KB

Download
memory/4268-202-0x00000000029B0000-0x00000000029E5000-memory.dmp

Filesize
212KB

Download
memory/4268-203-0x00000000008F0000-0x0000000000936000-memory.dmp

Filesize
280KB

Download
memory/4268-204-0x0000000004F60000-0x0000000004F70000-memory.dmp

Filesize
64KB

Download
memory/4268-207-0x0000000004F60000-0x0000000004F70000-memory.dmp

Filesize
64KB

Download
memory/4268-209-0x0000000004F60000-0x0000000004F70000-memory.dmp

Filesize
64KB

Download
memory/4268-206-0x00000000029B0000-0x00000000029E5000-memory.dmp

Filesize
212KB

Download
memory/4268-210-0x00000000029B0000-0x00000000029E5000-memory.dmp

Filesize
212KB

Download
memory/4268-212-0x00000000029B0000-0x00000000029E5000-memory.dmp

Filesize
212KB

Download
memory/4268-214-0x00000000029B0000-0x00000000029E5000-memory.dmp

Filesize
212KB

Download
memory/4268-216-0x00000000029B0000-0x00000000029E5000-memory.dmp

Filesize
212KB

Download
memory/4268-218-0x00000000029B0000-0x00000000029E5000-memory.dmp

Filesize
212KB

Download
memory/4268-220-0x00000000029B0000-0x00000000029E5000-memory.dmp

Filesize
212KB

Download
memory/4268-222-0x00000000029B0000-0x00000000029E5000-memory.dmp

Filesize
212KB

Download
memory/4268-224-0x00000000029B0000-0x00000000029E5000-memory.dmp

Filesize
212KB

Download
memory/4268-981-0x00000000079A0000-0x0000000007FB8000-memory.dmp

Filesize
6.1MB

Download
memory/4268-982-0x0000000004F10000-0x0000000004F22000-memory.dmp

Filesize
72KB

Download
memory/4268-983-0x0000000007FC0000-0x00000000080CA000-memory.dmp

Filesize
1.0MB

Download
memory/4268-984-0x00000000080D0000-0x000000000810C000-memory.dmp

Filesize
240KB

Download
memory/4268-985-0x0000000004F60000-0x0000000004F70000-memory.dmp

Filesize
64KB

Download
memory/4268-987-0x0000000004F60000-0x0000000004F70000-memory.dmp

Filesize
64KB

Download
memory/4268-988-0x0000000004F60000-0x0000000004F70000-memory.dmp

Filesize
64KB

Download
memory/4268-989-0x0000000004F60000-0x0000000004F70000-memory.dmp

Filesize
64KB

Download
memory/4268-990-0x0000000004F60000-0x0000000004F70000-memory.dmp

Filesize
64KB

Download