redline | ec71a5ccfa07bcfafc0ea42ba51247e72d23660929abf69f7f2fae789ac696ec

Analysis

max time kernel
178s
max time network
189s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
01/05/2023, 19:01

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General

Target

ec71a5ccfa07bcfafc0ea42ba51247e72d23660929abf69f7f2fae789ac696ec.exe
Size

610KB
MD5

7c5603106087dcc7cc3a368adc897c20
SHA1

9c920528dabef8f691c0d169b6a0b1447f339dde
SHA256

ec71a5ccfa07bcfafc0ea42ba51247e72d23660929abf69f7f2fae789ac696ec
SHA512

ba3209ce52c721a412ac6bf04727f0563678c3d11cf31dd82366d8560984929e99811322e64732ba4d4af4651cd6cabd0a23be4694a4a5e30e5d288f18d64dce
SSDEEP

6144:emp0yN90QEzRMD7vd/frJe1Yq23hy/gKvXfSEnpVbZMGvGfs5iH9I5TJY2NV:Oy90nMfFrn3haXfSaNhGUid+q2D

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/4476-956-0x00000000078B0000-0x0000000007EC8000-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\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	54220791.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	54220791.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	54220791.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	54220791.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	54220791.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	54220791.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
2632	st072769.exe
1628	54220791.exe
4476	kp868639.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"	54220791.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
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\\\""	st072769.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	ec71a5ccfa07bcfafc0ea42ba51247e72d23660929abf69f7f2fae789ac696ec.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\\\""	ec71a5ccfa07bcfafc0ea42ba51247e72d23660929abf69f7f2fae789ac696ec.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	st072769.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1628	54220791.exe
1628	54220791.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1628	54220791.exe
Token: SeDebugPrivilege	4476	kp868639.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3680 wrote to memory of 2632	3680	ec71a5ccfa07bcfafc0ea42ba51247e72d23660929abf69f7f2fae789ac696ec.exe	83
PID 3680 wrote to memory of 2632	3680	ec71a5ccfa07bcfafc0ea42ba51247e72d23660929abf69f7f2fae789ac696ec.exe	83
PID 3680 wrote to memory of 2632	3680	ec71a5ccfa07bcfafc0ea42ba51247e72d23660929abf69f7f2fae789ac696ec.exe	83
PID 2632 wrote to memory of 1628	2632	st072769.exe	84
PID 2632 wrote to memory of 1628	2632	st072769.exe	84
PID 2632 wrote to memory of 4476	2632	st072769.exe	85
PID 2632 wrote to memory of 4476	2632	st072769.exe	85
PID 2632 wrote to memory of 4476	2632	st072769.exe	85

C:\Users\Admin\AppData\Local\Temp\ec71a5ccfa07bcfafc0ea42ba51247e72d23660929abf69f7f2fae789ac696ec.exe
"C:\Users\Admin\AppData\Local\Temp\ec71a5ccfa07bcfafc0ea42ba51247e72d23660929abf69f7f2fae789ac696ec.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3680
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st072769.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st072769.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:2632
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\54220791.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\54220791.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1628
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp868639.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp868639.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    PID:4476

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\st072769.exe

Filesize
456KB

MD5
34706311479bb975b0c3abcb96cf0cbd

SHA1
382a3a0cf72be87d860b3d10777eba0376e2ae9e

SHA256
3492a8dc569691d340e4b373dee6797a4954c05d57ef2723a5b34bb217b4c49d

SHA512
c133b97af694745abd08726d8210032c9bef3e85e25936b1e7c1fd37b791151ee15c21c9410180fdda2f65aab6304af8d889d5fcef4f4773a004c29ffa8b2bdf

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st072769.exe

Filesize
456KB

MD5
34706311479bb975b0c3abcb96cf0cbd

SHA1
382a3a0cf72be87d860b3d10777eba0376e2ae9e

SHA256
3492a8dc569691d340e4b373dee6797a4954c05d57ef2723a5b34bb217b4c49d

SHA512
c133b97af694745abd08726d8210032c9bef3e85e25936b1e7c1fd37b791151ee15c21c9410180fdda2f65aab6304af8d889d5fcef4f4773a004c29ffa8b2bdf

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\54220791.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\54220791.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp868639.exe

Filesize
459KB

MD5
77e9916cf8139c1761cf8155452dddf4

SHA1
d69f9e4c1d9a4c9f1d7481a8735efc750c96b105

SHA256
d9177fff8d55da7d67aa1f04016b36fbf2ca6cd7f76c14a3c8bd816b0b23039f

SHA512
44e86f3d03d19f31c73688182c81f7ac09b23cc0180d56af8efea03de6eb96e0091cc597622c8ff75c93894f28be5d829fe752a17a6556c47cfb1db61262d570

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp868639.exe

Filesize
459KB

MD5
77e9916cf8139c1761cf8155452dddf4

SHA1
d69f9e4c1d9a4c9f1d7481a8735efc750c96b105

SHA256
d9177fff8d55da7d67aa1f04016b36fbf2ca6cd7f76c14a3c8bd816b0b23039f

SHA512
44e86f3d03d19f31c73688182c81f7ac09b23cc0180d56af8efea03de6eb96e0091cc597622c8ff75c93894f28be5d829fe752a17a6556c47cfb1db61262d570

Download Submit
memory/1628-147-0x0000000000F50000-0x0000000000F5A000-memory.dmp

Filesize
40KB

Download
memory/4476-153-0x0000000000830000-0x0000000000876000-memory.dmp

Filesize
280KB

Download
memory/4476-154-0x0000000000400000-0x0000000000817000-memory.dmp

Filesize
4.1MB

Download
memory/4476-155-0x0000000004E00000-0x00000000053A4000-memory.dmp

Filesize
5.6MB

Download
memory/4476-156-0x0000000004DF0000-0x0000000004E00000-memory.dmp

Filesize
64KB

Download
memory/4476-157-0x0000000004DF0000-0x0000000004E00000-memory.dmp

Filesize
64KB

Download
memory/4476-158-0x0000000000830000-0x0000000000876000-memory.dmp

Filesize
280KB

Download
memory/4476-160-0x00000000053B0000-0x00000000053E5000-memory.dmp

Filesize
212KB

Download
memory/4476-161-0x00000000053B0000-0x00000000053E5000-memory.dmp

Filesize
212KB

Download
memory/4476-163-0x00000000053B0000-0x00000000053E5000-memory.dmp

Filesize
212KB

Download
memory/4476-165-0x00000000053B0000-0x00000000053E5000-memory.dmp

Filesize
212KB

Download
memory/4476-167-0x00000000053B0000-0x00000000053E5000-memory.dmp

Filesize
212KB

Download
memory/4476-169-0x00000000053B0000-0x00000000053E5000-memory.dmp

Filesize
212KB

Download
memory/4476-171-0x00000000053B0000-0x00000000053E5000-memory.dmp

Filesize
212KB

Download
memory/4476-173-0x00000000053B0000-0x00000000053E5000-memory.dmp

Filesize
212KB

Download
memory/4476-175-0x00000000053B0000-0x00000000053E5000-memory.dmp

Filesize
212KB

Download
memory/4476-177-0x00000000053B0000-0x00000000053E5000-memory.dmp

Filesize
212KB

Download
memory/4476-179-0x00000000053B0000-0x00000000053E5000-memory.dmp

Filesize
212KB

Download
memory/4476-181-0x00000000053B0000-0x00000000053E5000-memory.dmp

Filesize
212KB

Download
memory/4476-183-0x00000000053B0000-0x00000000053E5000-memory.dmp

Filesize
212KB

Download
memory/4476-185-0x00000000053B0000-0x00000000053E5000-memory.dmp

Filesize
212KB

Download
memory/4476-187-0x00000000053B0000-0x00000000053E5000-memory.dmp

Filesize
212KB

Download
memory/4476-189-0x00000000053B0000-0x00000000053E5000-memory.dmp

Filesize
212KB

Download
memory/4476-191-0x00000000053B0000-0x00000000053E5000-memory.dmp

Filesize
212KB

Download
memory/4476-193-0x00000000053B0000-0x00000000053E5000-memory.dmp

Filesize
212KB

Download
memory/4476-197-0x00000000053B0000-0x00000000053E5000-memory.dmp

Filesize
212KB

Download
memory/4476-199-0x00000000053B0000-0x00000000053E5000-memory.dmp

Filesize
212KB

Download
memory/4476-195-0x00000000053B0000-0x00000000053E5000-memory.dmp

Filesize
212KB

Download
memory/4476-203-0x00000000053B0000-0x00000000053E5000-memory.dmp

Filesize
212KB

Download
memory/4476-205-0x00000000053B0000-0x00000000053E5000-memory.dmp

Filesize
212KB

Download
memory/4476-201-0x00000000053B0000-0x00000000053E5000-memory.dmp

Filesize
212KB

Download
memory/4476-207-0x00000000053B0000-0x00000000053E5000-memory.dmp

Filesize
212KB

Download
memory/4476-210-0x0000000004DF0000-0x0000000004E00000-memory.dmp

Filesize
64KB

Download
memory/4476-211-0x0000000004DF0000-0x0000000004E00000-memory.dmp

Filesize
64KB

Download
memory/4476-208-0x0000000004DF0000-0x0000000004E00000-memory.dmp

Filesize
64KB

Download
memory/4476-212-0x00000000053B0000-0x00000000053E5000-memory.dmp

Filesize
212KB

Download
memory/4476-216-0x00000000053B0000-0x00000000053E5000-memory.dmp

Filesize
212KB

Download
memory/4476-214-0x00000000053B0000-0x00000000053E5000-memory.dmp

Filesize
212KB

Download
memory/4476-218-0x00000000053B0000-0x00000000053E5000-memory.dmp

Filesize
212KB

Download
memory/4476-220-0x00000000053B0000-0x00000000053E5000-memory.dmp

Filesize
212KB

Download
memory/4476-222-0x00000000053B0000-0x00000000053E5000-memory.dmp

Filesize
212KB

Download
memory/4476-224-0x00000000053B0000-0x00000000053E5000-memory.dmp

Filesize
212KB

Download
memory/4476-956-0x00000000078B0000-0x0000000007EC8000-memory.dmp

Filesize
6.1MB

Download
memory/4476-957-0x0000000007F70000-0x0000000007F82000-memory.dmp

Filesize
72KB

Download
memory/4476-959-0x0000000007F90000-0x000000000809A000-memory.dmp

Filesize
1.0MB

Download
memory/4476-960-0x0000000008330000-0x000000000836C000-memory.dmp

Filesize
240KB

Download
memory/4476-961-0x0000000004DF0000-0x0000000004E00000-memory.dmp

Filesize
64KB

Download
memory/4476-964-0x0000000004DF0000-0x0000000004E00000-memory.dmp

Filesize
64KB

Download