redline | 6ca8fc3d3a039d1861688483fe9c33aa1854e6101354d078267945f017d11e75

Analysis

max time kernel
148s
max time network
207s
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, 22:24

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General

Target

6ca8fc3d3a039d1861688483fe9c33aa1854e6101354d078267945f017d11e75.exe
Size

488KB
MD5

7a424b604c2000ca66b199d51fe3e671
SHA1

4a6bbbadf586993ddf079cec9a6176d3ca568fbb
SHA256

6ca8fc3d3a039d1861688483fe9c33aa1854e6101354d078267945f017d11e75
SHA512

c6903a1d971bd211302cf4ae43fe49f4fdd7adb99a3597c1271043306ce7f1ed3d22ece42bda44a56a309cb548cead3fdd1b17947e07069f7c261df30cb3379e
SSDEEP

12288:3Mr0y90Fz8Zq+Qvfu/+TxDfT1TWrHFj86R:ry2ZLvGWhSJ86R

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/2792-160-0x0000000007DD0000-0x00000000083E8000-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	o8184635.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	o8184635.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	o8184635.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	o8184635.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	o8184635.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	o8184635.exe

RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
infostealer redline

Executes dropped EXE 4 IoCs

pid	Process
5104	z6669501.exe
1044	z4323145.exe
636	o8184635.exe
2792	p3942868.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"	o8184635.exe

Adds Run key to start application 2 TTPs 6 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	6ca8fc3d3a039d1861688483fe9c33aa1854e6101354d078267945f017d11e75.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\\\""	6ca8fc3d3a039d1861688483fe9c33aa1854e6101354d078267945f017d11e75.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	z6669501.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\\\""	z6669501.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	z4323145.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\""	z4323145.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
636	o8184635.exe
636	o8184635.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	636	o8184635.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 956 wrote to memory of 5104	956	6ca8fc3d3a039d1861688483fe9c33aa1854e6101354d078267945f017d11e75.exe	80
PID 956 wrote to memory of 5104	956	6ca8fc3d3a039d1861688483fe9c33aa1854e6101354d078267945f017d11e75.exe	80
PID 956 wrote to memory of 5104	956	6ca8fc3d3a039d1861688483fe9c33aa1854e6101354d078267945f017d11e75.exe	80
PID 5104 wrote to memory of 1044	5104	z6669501.exe	81
PID 5104 wrote to memory of 1044	5104	z6669501.exe	81
PID 5104 wrote to memory of 1044	5104	z6669501.exe	81
PID 1044 wrote to memory of 636	1044	z4323145.exe	82
PID 1044 wrote to memory of 636	1044	z4323145.exe	82
PID 1044 wrote to memory of 2792	1044	z4323145.exe	85
PID 1044 wrote to memory of 2792	1044	z4323145.exe	85
PID 1044 wrote to memory of 2792	1044	z4323145.exe	85

C:\Users\Admin\AppData\Local\Temp\6ca8fc3d3a039d1861688483fe9c33aa1854e6101354d078267945f017d11e75.exe
"C:\Users\Admin\AppData\Local\Temp\6ca8fc3d3a039d1861688483fe9c33aa1854e6101354d078267945f017d11e75.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:956
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z6669501.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z6669501.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:5104
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z4323145.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z4323145.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious use of WriteProcessMemory
    PID:1044
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\o8184635.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\o8184635.exe
      4⤵
      Modifies Windows Defender Real-time Protection settings
      Executes dropped EXE
      Windows security modification
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:636
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\p3942868.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\p3942868.exe
      4⤵
      Executes dropped EXE
      PID:2792

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\z6669501.exe

Filesize
305KB

MD5
5dc505fac57e050a50bd8a2c07c5170e

SHA1
37b34bbfe8c5ba1315837d1212c92e1e98c3772b

SHA256
fc144817cf12c3f3ef59b3bdcbcb2e7c294a16ffa55897cbd6120c516755ae71

SHA512
4c76ec6e663772b613d4bdeebbf209969de9cc5f6d729fcce17cd2693c7211e95265f9a019a7af7a44d3a8a26eba2a52d0adc27650a10b7da396620711c0a655

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z6669501.exe

Filesize
305KB

MD5
5dc505fac57e050a50bd8a2c07c5170e

SHA1
37b34bbfe8c5ba1315837d1212c92e1e98c3772b

SHA256
fc144817cf12c3f3ef59b3bdcbcb2e7c294a16ffa55897cbd6120c516755ae71

SHA512
4c76ec6e663772b613d4bdeebbf209969de9cc5f6d729fcce17cd2693c7211e95265f9a019a7af7a44d3a8a26eba2a52d0adc27650a10b7da396620711c0a655

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z4323145.exe

Filesize
204KB

MD5
0578d0806600086810bd78517882414e

SHA1
c8d8932b8e5160b2231e91b9064cce14121a1ff6

SHA256
e7cc633bd04fd6c32fae2c2bf3720fa86f2de41fcc36b24d88cac90036ec2ba4

SHA512
dc5e39eb97eef93b3336fab05e726d57a5a226f7cebd5596681ebff3fe1371f5df2566626d7b1c81bf19127f34f2608729add2589be4368f433dd9588954e0a6

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z4323145.exe

Filesize
204KB

MD5
0578d0806600086810bd78517882414e

SHA1
c8d8932b8e5160b2231e91b9064cce14121a1ff6

SHA256
e7cc633bd04fd6c32fae2c2bf3720fa86f2de41fcc36b24d88cac90036ec2ba4

SHA512
dc5e39eb97eef93b3336fab05e726d57a5a226f7cebd5596681ebff3fe1371f5df2566626d7b1c81bf19127f34f2608729add2589be4368f433dd9588954e0a6

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\o8184635.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\o8184635.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\o8184635.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\p3942868.exe

Filesize
136KB

MD5
e442e3debc861ec8cf62548cb45119f4

SHA1
ba8e34a5106f75780c1e89211d8763268d97c135

SHA256
f7f969015d879360bc363618171942e6f7107eba3dfbbbf35d935f1165074f4a

SHA512
37467e024a3f3bd4741466c605dba3f6806755b80c4d8e458a114d3ec474660c623528e93a63a64d6dd2bcba1cf6935116bc9607e0c90be789120974fb32ecae

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\p3942868.exe

Filesize
136KB

MD5
e442e3debc861ec8cf62548cb45119f4

SHA1
ba8e34a5106f75780c1e89211d8763268d97c135

SHA256
f7f969015d879360bc363618171942e6f7107eba3dfbbbf35d935f1165074f4a

SHA512
37467e024a3f3bd4741466c605dba3f6806755b80c4d8e458a114d3ec474660c623528e93a63a64d6dd2bcba1cf6935116bc9607e0c90be789120974fb32ecae

Download Submit
memory/636-154-0x0000000000B40000-0x0000000000B4A000-memory.dmp

Filesize
40KB

Download
memory/2792-159-0x0000000000B40000-0x0000000000B68000-memory.dmp

Filesize
160KB

Download
memory/2792-160-0x0000000007DD0000-0x00000000083E8000-memory.dmp

Filesize
6.1MB

Download
memory/2792-161-0x0000000007870000-0x0000000007882000-memory.dmp

Filesize
72KB

Download
memory/2792-162-0x00000000079A0000-0x0000000007AAA000-memory.dmp

Filesize
1.0MB

Download
memory/2792-163-0x00000000078D0000-0x000000000790C000-memory.dmp

Filesize
240KB

Download
memory/2792-164-0x0000000007940000-0x0000000007950000-memory.dmp

Filesize
64KB

Download
memory/2792-165-0x0000000007940000-0x0000000007950000-memory.dmp

Filesize
64KB

Download