redline | bd0fe75fa6507e4ead0a8a91ab8e437b0e35584cde2f1ef35cf9af50739bbd6f

Analysis

max time kernel
244s
max time network
271s
platform
windows10-2004_x64
resource
win10v2004-20230221-en
resource tags

arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
submitted
05/05/2023, 19:17

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General

Target

bd0fe75fa6507e4ead0a8a91ab8e437b0e35584cde2f1ef35cf9af50739bbd6f.exe
Size

563KB
MD5

870aa86a43dbb23e56f31ff9f91bbba1
SHA1

5b2e84d06466d77bc2447600996dbb4a8440d4cb
SHA256

bd0fe75fa6507e4ead0a8a91ab8e437b0e35584cde2f1ef35cf9af50739bbd6f
SHA512

cc6d2f062f4ee89e45ccab3058e80da34a3eca5aa9a5a47e369ed4caab570c8d1b61296a6fa971147ec64815f8cf92167d4bcd43b450841ccd656ff106ab713d
SSDEEP

12288:3y90jDej8qyV36VdOIIM7Vgmb6w0xcTolCIt7QV+CImv66q:3yhIqyVKa/wumgxcslvVHX

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/1492-955-0x0000000009E10000-0x000000000A428000-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	11515346.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	11515346.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	11515346.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	11515346.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	11515346.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	11515346.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
4844	st932756.exe
2588	11515346.exe
1492	kp744385.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"	11515346.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	bd0fe75fa6507e4ead0a8a91ab8e437b0e35584cde2f1ef35cf9af50739bbd6f.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\\\""	bd0fe75fa6507e4ead0a8a91ab8e437b0e35584cde2f1ef35cf9af50739bbd6f.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	st932756.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\\\""	st932756.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2588	11515346.exe
2588	11515346.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2588	11515346.exe
Token: SeDebugPrivilege	1492	kp744385.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2076 wrote to memory of 4844	2076	bd0fe75fa6507e4ead0a8a91ab8e437b0e35584cde2f1ef35cf9af50739bbd6f.exe	80
PID 2076 wrote to memory of 4844	2076	bd0fe75fa6507e4ead0a8a91ab8e437b0e35584cde2f1ef35cf9af50739bbd6f.exe	80
PID 2076 wrote to memory of 4844	2076	bd0fe75fa6507e4ead0a8a91ab8e437b0e35584cde2f1ef35cf9af50739bbd6f.exe	80
PID 4844 wrote to memory of 2588	4844	st932756.exe	81
PID 4844 wrote to memory of 2588	4844	st932756.exe	81
PID 4844 wrote to memory of 1492	4844	st932756.exe	82
PID 4844 wrote to memory of 1492	4844	st932756.exe	82
PID 4844 wrote to memory of 1492	4844	st932756.exe	82

C:\Users\Admin\AppData\Local\Temp\bd0fe75fa6507e4ead0a8a91ab8e437b0e35584cde2f1ef35cf9af50739bbd6f.exe
"C:\Users\Admin\AppData\Local\Temp\bd0fe75fa6507e4ead0a8a91ab8e437b0e35584cde2f1ef35cf9af50739bbd6f.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2076
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st932756.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st932756.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:4844
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\11515346.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\11515346.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2588
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp744385.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp744385.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    PID:1492

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\st932756.exe

Filesize
408KB

MD5
7152e78bfa0906109303630d8a5ada60

SHA1
c8bebfce660473bb5668105d138b442c066f91b9

SHA256
5f8e27b265bea96f1f364bae8d9217a57694e5394fdb704e91b4ffcf1a017471

SHA512
73eba88880ac839e10ddb3baa213b9a135ecd2e06af1d94d2c54db08109cb2a32ccdea00763ccac3b97cdcba5084983fa7a694ac2c3d1e591945cf3322d1e711

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st932756.exe

Filesize
408KB

MD5
7152e78bfa0906109303630d8a5ada60

SHA1
c8bebfce660473bb5668105d138b442c066f91b9

SHA256
5f8e27b265bea96f1f364bae8d9217a57694e5394fdb704e91b4ffcf1a017471

SHA512
73eba88880ac839e10ddb3baa213b9a135ecd2e06af1d94d2c54db08109cb2a32ccdea00763ccac3b97cdcba5084983fa7a694ac2c3d1e591945cf3322d1e711

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\11515346.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\11515346.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp744385.exe

Filesize
360KB

MD5
67a0a981e72175a44d5435a6c2eaac73

SHA1
dcd9adfcd6cbca66f53988577dcbd141ac456043

SHA256
020a53857bb0f3cf77539f5ecfc8dd820ba3642e92271c1900e724c9056a5040

SHA512
e42bd9e68330ca0d32d91bd13bf24b37317ddedc97b0d6a291fb1a4da3079049b3afc70b4107423f494cb0801c5084604cf782e941ffb1f0338e275ed42a2cfc

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp744385.exe

Filesize
360KB

MD5
67a0a981e72175a44d5435a6c2eaac73

SHA1
dcd9adfcd6cbca66f53988577dcbd141ac456043

SHA256
020a53857bb0f3cf77539f5ecfc8dd820ba3642e92271c1900e724c9056a5040

SHA512
e42bd9e68330ca0d32d91bd13bf24b37317ddedc97b0d6a291fb1a4da3079049b3afc70b4107423f494cb0801c5084604cf782e941ffb1f0338e275ed42a2cfc

Download Submit
memory/1492-153-0x0000000002BD0000-0x0000000002C16000-memory.dmp

Filesize
280KB

Download
memory/1492-154-0x00000000074E0000-0x0000000007A84000-memory.dmp

Filesize
5.6MB

Download
memory/1492-155-0x0000000000400000-0x0000000002BC3000-memory.dmp

Filesize
39.8MB

Download
memory/1492-156-0x00000000074D0000-0x00000000074E0000-memory.dmp

Filesize
64KB

Download
memory/1492-157-0x00000000074D0000-0x00000000074E0000-memory.dmp

Filesize
64KB

Download
memory/1492-158-0x00000000074D0000-0x00000000074E0000-memory.dmp

Filesize
64KB

Download
memory/1492-159-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1492-160-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1492-162-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1492-164-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1492-166-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1492-168-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1492-170-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1492-172-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1492-174-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1492-176-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1492-178-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1492-180-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1492-182-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1492-184-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1492-186-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1492-188-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1492-190-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1492-192-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1492-194-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1492-196-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1492-198-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1492-200-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1492-202-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1492-204-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1492-206-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1492-208-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1492-210-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1492-212-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1492-214-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1492-216-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1492-218-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1492-220-0x0000000004DC0000-0x0000000004DF5000-memory.dmp

Filesize
212KB

Download
memory/1492-952-0x0000000002BD0000-0x0000000002C16000-memory.dmp

Filesize
280KB

Download
memory/1492-953-0x00000000074D0000-0x00000000074E0000-memory.dmp

Filesize
64KB

Download
memory/1492-954-0x00000000074D0000-0x00000000074E0000-memory.dmp

Filesize
64KB

Download
memory/1492-955-0x0000000009E10000-0x000000000A428000-memory.dmp

Filesize
6.1MB

Download
memory/1492-957-0x000000000A470000-0x000000000A482000-memory.dmp

Filesize
72KB

Download
memory/1492-958-0x000000000A490000-0x000000000A59A000-memory.dmp

Filesize
1.0MB

Download
memory/1492-960-0x00000000074D0000-0x00000000074E0000-memory.dmp

Filesize
64KB

Download
memory/1492-962-0x0000000004790000-0x00000000047CC000-memory.dmp

Filesize
240KB

Download
memory/1492-963-0x00000000074D0000-0x00000000074E0000-memory.dmp

Filesize
64KB

Download
memory/2588-147-0x0000000000830000-0x000000000083A000-memory.dmp

Filesize
40KB

Download