redline | 4de1124a0c0b201907321b44ffbad15b2e2e9ad38b6ae1a833ce56f145c5c177

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
13-05-2024 11:25

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General

Target

9aaa50538204ad8ed2bed10632de494067e88887268d3beeb1f68815b03b325d.exe
Size

488KB
MD5

c96325df97a2d3f9b536a1e4e1bc112c
SHA1

a6cf2f4b20afbc1f88f0c0958bdb851e622ff516
SHA256

9aaa50538204ad8ed2bed10632de494067e88887268d3beeb1f68815b03b325d
SHA512

c91808e60061956ba8c53eb4b6d3e0e1dbf4684421df60e96507a2562ae5c017f6340ec47c1c0ab53e92ae73a704b3ac63a7bcfbcdd567c93501b13642f106ad
SSDEEP

12288:lMrAy90pNuoRidcQyGSw75zKlOMkalTgmORsL:Nyi3161MkalTgDmL

Score

10^/10

redline debro evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

debro

185.161.248.75:4132

Attributes

auth_value
18c2c191aebfde5d1787ec8d805a01a8

Signatures

Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs

evasion trojan

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify Tools

T1562.001

Processes:

k4666012.exe

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	k4666012.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	k4666012.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	k4666012.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	k4666012.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	k4666012.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	k4666012.exe

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

RedLine payload 2 IoCs

Processes:

resource	yara_rule
behavioral19/files/0x000700000002342a-52.dat	family_redline
behavioral19/memory/3208-54-0x0000000000DF0000-0x0000000000E1E000-memory.dmp	family_redline

Executes dropped EXE 3 IoCs

Processes:

y9732422.exek4666012.exel9674918.exe

pid	Process
2708	y9732422.exe
3176	k4666012.exe
3208	l9674918.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

k4666012.exe

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	k4666012.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	k4666012.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

9aaa50538204ad8ed2bed10632de494067e88887268d3beeb1f68815b03b325d.exey9732422.exe

description	ioc	Process
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\\\""	9aaa50538204ad8ed2bed10632de494067e88887268d3beeb1f68815b03b325d.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\\\""	y9732422.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

k4666012.exe

pid	Process
3176	k4666012.exe
3176	k4666012.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

k4666012.exe

description	pid	Process
Token: SeDebugPrivilege	3176	k4666012.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

9aaa50538204ad8ed2bed10632de494067e88887268d3beeb1f68815b03b325d.exey9732422.exe

description	pid	Process	procid_target
PID 208 wrote to memory of 2708	208	9aaa50538204ad8ed2bed10632de494067e88887268d3beeb1f68815b03b325d.exe	83
PID 208 wrote to memory of 2708	208	9aaa50538204ad8ed2bed10632de494067e88887268d3beeb1f68815b03b325d.exe	83
PID 208 wrote to memory of 2708	208	9aaa50538204ad8ed2bed10632de494067e88887268d3beeb1f68815b03b325d.exe	83
PID 2708 wrote to memory of 3176	2708	y9732422.exe	84
PID 2708 wrote to memory of 3176	2708	y9732422.exe	84
PID 2708 wrote to memory of 3176	2708	y9732422.exe	84
PID 2708 wrote to memory of 3208	2708	y9732422.exe	90
PID 2708 wrote to memory of 3208	2708	y9732422.exe	90
PID 2708 wrote to memory of 3208	2708	y9732422.exe	90

C:\Users\Admin\AppData\Local\Temp\9aaa50538204ad8ed2bed10632de494067e88887268d3beeb1f68815b03b325d.exe
"C:\Users\Admin\AppData\Local\Temp\9aaa50538204ad8ed2bed10632de494067e88887268d3beeb1f68815b03b325d.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:208
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y9732422.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y9732422.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:2708
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k4666012.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k4666012.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3176
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l9674918.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l9674918.exe
    3⤵
    - Executes dropped EXE
    PID:3208

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y9732422.exe

Filesize
316KB

MD5
213ff3feb0af96e19a3e8ec718d69a27

SHA1
c98fa1e6179f2c20e1a1a1056e0863997e70ea7a

SHA256
8e17ec5c24044e48320486209beaae1614288ec7a5612818e3d0c2ee0e331a4f

SHA512
9ddccbc36cd0618ef951866a76c15156c48fc6d67b8519a19360c7684ec154902a520b25f93bd8cfe2607dcd67431d04200ba731e3b4d74a0606af9518a8cb1a

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k4666012.exe

Filesize
184KB

MD5
d4c640fb500618ad6c9fc5fe7d3e784d

SHA1
850df0880e1685ce709b44afbbb365cab4f0fec4

SHA256
a511ae2083565f7f66afa9902f2d6aaa5bdf56c8a148609bfe949880a74ff44b

SHA512
a28a51e937a11c9d72f7450b86469609d972a1e65c176bf92a47922eaf9cf72d3a49f0d40702f6f22bfd3f2c9f9e36edfefecdd263e1d49f3546f44d4817cecd

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l9674918.exe

Filesize
168KB

MD5
52507817d00df8a234419768af6758a9

SHA1
f75e8aef27592c538645fc3965a8468773adfbfe

SHA256
f4f750fed7835eb41230aa8090d8cbd209145dc43b891e95796f3c1674aab1fc

SHA512
116132ce7580c20338730e5b7edf1b5ab57a4b2e789eb5d6d60455d0970b09a7817d870a57f23aea769da54c314df07f9f218eea702025c92067143712ab11ab

Download Submit
memory/3176-31-0x0000000002550000-0x0000000002566000-memory.dmp

Filesize
88KB

Download
memory/3176-18-0x0000000002550000-0x000000000256C000-memory.dmp

Filesize
112KB

Download
memory/3176-27-0x0000000002550000-0x0000000002566000-memory.dmp

Filesize
88KB

Download
memory/3176-19-0x0000000074820000-0x0000000074FD0000-memory.dmp

Filesize
7.7MB

Download
memory/3176-16-0x0000000074820000-0x0000000074FD0000-memory.dmp

Filesize
7.7MB

Download
memory/3176-47-0x0000000002550000-0x0000000002566000-memory.dmp

Filesize
88KB

Download
memory/3176-45-0x0000000002550000-0x0000000002566000-memory.dmp

Filesize
88KB

Download
memory/3176-43-0x0000000002550000-0x0000000002566000-memory.dmp

Filesize
88KB

Download
memory/3176-41-0x0000000002550000-0x0000000002566000-memory.dmp

Filesize
88KB

Download
memory/3176-39-0x0000000002550000-0x0000000002566000-memory.dmp

Filesize
88KB

Download
memory/3176-37-0x0000000002550000-0x0000000002566000-memory.dmp

Filesize
88KB

Download
memory/3176-35-0x0000000002550000-0x0000000002566000-memory.dmp

Filesize
88KB

Download
memory/3176-33-0x0000000002550000-0x0000000002566000-memory.dmp

Filesize
88KB

Download
memory/3176-15-0x0000000002060000-0x000000000207E000-memory.dmp

Filesize
120KB

Download
memory/3176-29-0x0000000002550000-0x0000000002566000-memory.dmp

Filesize
88KB

Download
memory/3176-17-0x0000000004B30000-0x00000000050D4000-memory.dmp

Filesize
5.6MB

Download
memory/3176-25-0x0000000002550000-0x0000000002566000-memory.dmp

Filesize
88KB

Download
memory/3176-23-0x0000000002550000-0x0000000002566000-memory.dmp

Filesize
88KB

Download
memory/3176-21-0x0000000002550000-0x0000000002566000-memory.dmp

Filesize
88KB

Download
memory/3176-20-0x0000000002550000-0x0000000002566000-memory.dmp

Filesize
88KB

Download
memory/3176-48-0x0000000074820000-0x0000000074FD0000-memory.dmp

Filesize
7.7MB

Download
memory/3176-50-0x0000000074820000-0x0000000074FD0000-memory.dmp

Filesize
7.7MB

Download
memory/3176-14-0x000000007482E000-0x000000007482F000-memory.dmp

Filesize
4KB

Download
memory/3208-54-0x0000000000DF0000-0x0000000000E1E000-memory.dmp

Filesize
184KB

Download
memory/3208-55-0x0000000003080000-0x0000000003086000-memory.dmp

Filesize
24KB

Download
memory/3208-56-0x000000000B280000-0x000000000B898000-memory.dmp

Filesize
6.1MB

Download
memory/3208-57-0x000000000ADA0000-0x000000000AEAA000-memory.dmp

Filesize
1.0MB

Download
memory/3208-58-0x000000000ACD0000-0x000000000ACE2000-memory.dmp

Filesize
72KB

Download
memory/3208-59-0x000000000AD30000-0x000000000AD6C000-memory.dmp

Filesize
240KB

Download
memory/3208-60-0x0000000002FC0000-0x000000000300C000-memory.dmp

Filesize
304KB

Download