redline | 15da805913716df9c587eca175c626571489f023cb679b69ed646c3e95ab5567

Analysis

max time kernel
142s
max time network
153s
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 11:47

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General

Target

a510057561b44d36bd440745b4ad2a685c2d3db022032dc54586c96a3cae4896.exe
Size

769KB
MD5

bae0e7cc8632ec0d3567370dbd9c1888
SHA1

097e313faf79ed043a66e80f181303d3156291df
SHA256

a510057561b44d36bd440745b4ad2a685c2d3db022032dc54586c96a3cae4896
SHA512

a3f5598565af81f2c5c485dde39705011db7a1572ab437c43a73116c4063a5a6932842315ced8c4ac1aa6f2b64a0c162830143c098ce9c372517560c253fdd72
SSDEEP

12288:hMrvy90390YhABZS1mX5sMfUnpJrvfKMJjeFGKcBKjiNJ93UOEknWR4+:ayIPhABZQm1fGJLKM+GLBKjmnnNW++

Score

10^/10

redline mixa evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

mixa

185.161.248.75:4132

Attributes

auth_value
9d14534b25ac495ab25b59800acf3bb2

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

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	a8785240.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	a8785240.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	a8785240.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	a8785240.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	a8785240.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	a8785240.exe

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

RedLine payload 2 IoCs

resource	yara_rule
behavioral19/files/0x0007000000023571-54.dat	family_redline
behavioral19/memory/1668-56-0x0000000000130000-0x000000000015E000-memory.dmp	family_redline

Executes dropped EXE 4 IoCs

pid	Process
3652	v2752601.exe
2772	v0295313.exe
1152	a8785240.exe
1668	b5257898.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	a8785240.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	a8785240.exe

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

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\\\""	a510057561b44d36bd440745b4ad2a685c2d3db022032dc54586c96a3cae4896.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\\\""	v2752601.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\\\""	v0295313.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1152	a8785240.exe
1152	a8785240.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1152	a8785240.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4820 wrote to memory of 3652	4820	a510057561b44d36bd440745b4ad2a685c2d3db022032dc54586c96a3cae4896.exe	90
PID 4820 wrote to memory of 3652	4820	a510057561b44d36bd440745b4ad2a685c2d3db022032dc54586c96a3cae4896.exe	90
PID 4820 wrote to memory of 3652	4820	a510057561b44d36bd440745b4ad2a685c2d3db022032dc54586c96a3cae4896.exe	90
PID 3652 wrote to memory of 2772	3652	v2752601.exe	91
PID 3652 wrote to memory of 2772	3652	v2752601.exe	91
PID 3652 wrote to memory of 2772	3652	v2752601.exe	91
PID 2772 wrote to memory of 1152	2772	v0295313.exe	93
PID 2772 wrote to memory of 1152	2772	v0295313.exe	93
PID 2772 wrote to memory of 1152	2772	v0295313.exe	93
PID 2772 wrote to memory of 1668	2772	v0295313.exe	99
PID 2772 wrote to memory of 1668	2772	v0295313.exe	99
PID 2772 wrote to memory of 1668	2772	v0295313.exe	99

C:\Users\Admin\AppData\Local\Temp\a510057561b44d36bd440745b4ad2a685c2d3db022032dc54586c96a3cae4896.exe
"C:\Users\Admin\AppData\Local\Temp\a510057561b44d36bd440745b4ad2a685c2d3db022032dc54586c96a3cae4896.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4820
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v2752601.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v2752601.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:3652
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v0295313.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v0295313.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious use of WriteProcessMemory
    PID:2772
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a8785240.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a8785240.exe
      4⤵
      Modifies Windows Defender Real-time Protection settings
      Executes dropped EXE
      Windows security modification
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:1152
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b5257898.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b5257898.exe
      4⤵
      Executes dropped EXE
      PID:1668

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4020,i,7012731823941922179,12386606396608877869,262144 --variations-seed-version --mojo-platform-channel-handle=4068 /prefetch:8
1⤵
PID:4184

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\v2752601.exe

Filesize
488KB

MD5
fa694f09ad9cbc795cf5847c2aad65ca

SHA1
82c92871b9455cf04223964abf1e99cc611fe9cd

SHA256
08cbe5ab70ca678ca3ae75e50cfad977ef28f6f68ea4f2aed97db697d832e82c

SHA512
60f6ad53e2b13cc98874f625402df92c0d1278a50c479bcd703ce25b45d8eec747b1df972bc0b1a9bfa2df1fc5e75dfddcd38ba039f95d6a2fe23746cc5660f3

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v0295313.exe

Filesize
316KB

MD5
473f819209e2b739e186e49c007b0500

SHA1
a0a9d81885ff41dd92727df0edea5f8956d3cc9b

SHA256
ea47879989afdae64e6a2fd1bdd521ed8a7eee7611d92cfa24311d7f31d22c93

SHA512
54401da33c393750646bd884ec253603b8cfb358b66ac8da6676c06d37d14cbcc89b84656a903bded8b8f3b50e024ebfbb7411635f715c275c7d6c9bafa92a13

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a8785240.exe

Filesize
184KB

MD5
d4c640fb500618ad6c9fc5fe7d3e784d

SHA1
850df0880e1685ce709b44afbbb365cab4f0fec4

SHA256
a511ae2083565f7f66afa9902f2d6aaa5bdf56c8a148609bfe949880a74ff44b

SHA512
a28a51e937a11c9d72f7450b86469609d972a1e65c176bf92a47922eaf9cf72d3a49f0d40702f6f22bfd3f2c9f9e36edfefecdd263e1d49f3546f44d4817cecd

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b5257898.exe

Filesize
168KB

MD5
9c82d0e3f5532b2d92d444d089b0e2f4

SHA1
02ed918b046380208e03890940ed2c183537cb27

SHA256
74e2e262a4e787bb8bc5f79088998cec212ea46227691c8a9e8dc93578ac09f9

SHA512
6368b124156b610a5b83fcae9b10236eae42f7777da753a506c65519352990f032af8e7737b9a024e5a5581991a66ba7f3876699a112c8b61730400b0f10726c

Download Submit
memory/1152-51-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/1152-29-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/1152-48-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/1152-22-0x0000000004960000-0x0000000004F04000-memory.dmp

Filesize
5.6MB

Download
memory/1152-49-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/1152-45-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/1152-43-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/1152-41-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/1152-39-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/1152-37-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/1152-35-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/1152-33-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/1152-31-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/1152-23-0x0000000004F50000-0x0000000004F6C000-memory.dmp

Filesize
112KB

Download
memory/1152-27-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/1152-25-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/1152-24-0x0000000004F50000-0x0000000004F66000-memory.dmp

Filesize
88KB

Download
memory/1152-21-0x0000000002350000-0x000000000236E000-memory.dmp

Filesize
120KB

Download
memory/1668-56-0x0000000000130000-0x000000000015E000-memory.dmp

Filesize
184KB

Download
memory/1668-57-0x0000000004950000-0x0000000004956000-memory.dmp

Filesize
24KB

Download
memory/1668-58-0x0000000005200000-0x0000000005818000-memory.dmp

Filesize
6.1MB

Download
memory/1668-59-0x0000000004CF0000-0x0000000004DFA000-memory.dmp

Filesize
1.0MB

Download
memory/1668-60-0x0000000004C00000-0x0000000004C12000-memory.dmp

Filesize
72KB

Download
memory/1668-61-0x0000000004C60000-0x0000000004C9C000-memory.dmp

Filesize
240KB

Download
memory/1668-62-0x0000000004CA0000-0x0000000004CEC000-memory.dmp

Filesize
304KB

Download