redline | 4de1124a0c0b201907321b44ffbad15b2e2e9ad38b6ae1a833ce56f145c5c177

Analysis

max time kernel
142s
max time network
162s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
13-05-2024 11:25

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General

Target

78583cb35ffed4865b6cde068216b6ee82dff5cb11522d6b1b2e33d713a21f80.exe
Size

488KB
MD5

705a640fbe0831c4df98f36b96fa7f7f
SHA1

3e7548269fea8c5cd47a2dc7eede86bf6fc3861b
SHA256

78583cb35ffed4865b6cde068216b6ee82dff5cb11522d6b1b2e33d713a21f80
SHA512

fdadb8631446c42490f5f0c558280a37cc50cbbe83011db0804ba09bf5fc63446fd40e258b4fcb43367b271a58ac45fc31a3057a9ee3a5a711b5c3cf68b7402a
SSDEEP

12288:3MrZy90bPdtqjfuFm97VYglxzKlO+4aTfVoF:Cy86jGw9ht+4aze

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:

k6389508.exe

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	k6389508.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	k6389508.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	k6389508.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	k6389508.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	k6389508.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	k6389508.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
behavioral9/files/0x000700000002348e-52.dat	family_redline
behavioral9/memory/3488-54-0x0000000000D60000-0x0000000000D8E000-memory.dmp	family_redline

Executes dropped EXE 3 IoCs

Processes:

y7881041.exek6389508.exel1988346.exe

pid	Process
2604	y7881041.exe
3320	k6389508.exe
3488	l1988346.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

k6389508.exe

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	k6389508.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	k6389508.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

78583cb35ffed4865b6cde068216b6ee82dff5cb11522d6b1b2e33d713a21f80.exey7881041.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\\\""	78583cb35ffed4865b6cde068216b6ee82dff5cb11522d6b1b2e33d713a21f80.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\\\""	y7881041.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

k6389508.exe

pid	Process
3320	k6389508.exe
3320	k6389508.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

k6389508.exe

description	pid	Process
Token: SeDebugPrivilege	3320	k6389508.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

78583cb35ffed4865b6cde068216b6ee82dff5cb11522d6b1b2e33d713a21f80.exey7881041.exe

description	pid	Process	procid_target
PID 5004 wrote to memory of 2604	5004	78583cb35ffed4865b6cde068216b6ee82dff5cb11522d6b1b2e33d713a21f80.exe	82
PID 5004 wrote to memory of 2604	5004	78583cb35ffed4865b6cde068216b6ee82dff5cb11522d6b1b2e33d713a21f80.exe	82
PID 5004 wrote to memory of 2604	5004	78583cb35ffed4865b6cde068216b6ee82dff5cb11522d6b1b2e33d713a21f80.exe	82
PID 2604 wrote to memory of 3320	2604	y7881041.exe	83
PID 2604 wrote to memory of 3320	2604	y7881041.exe	83
PID 2604 wrote to memory of 3320	2604	y7881041.exe	83
PID 2604 wrote to memory of 3488	2604	y7881041.exe	94
PID 2604 wrote to memory of 3488	2604	y7881041.exe	94
PID 2604 wrote to memory of 3488	2604	y7881041.exe	94

C:\Users\Admin\AppData\Local\Temp\78583cb35ffed4865b6cde068216b6ee82dff5cb11522d6b1b2e33d713a21f80.exe
"C:\Users\Admin\AppData\Local\Temp\78583cb35ffed4865b6cde068216b6ee82dff5cb11522d6b1b2e33d713a21f80.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:5004
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y7881041.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y7881041.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:2604
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k6389508.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k6389508.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3320
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l1988346.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l1988346.exe
    3⤵
    - Executes dropped EXE
    PID:3488

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\y7881041.exe

Filesize
316KB

MD5
20d3914082bde0fe1f9c6c712ab45987

SHA1
d1f771a8938b4b829ab2cc8eaf2fd0c72aed75e2

SHA256
1ef81c33ba8f710d12793bfb9b429e43c30567f7c87c078f7af2c2937cb48f1b

SHA512
b9370b47cd3804647f02bd62ad74bf46764d84e8dd8116dedc4ea09cf9378ec0f7612abd7a98842cb02f76240459a63cf6ac54ce401815c17eb9e7227141fd4b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k6389508.exe

Filesize
184KB

MD5
d4c640fb500618ad6c9fc5fe7d3e784d

SHA1
850df0880e1685ce709b44afbbb365cab4f0fec4

SHA256
a511ae2083565f7f66afa9902f2d6aaa5bdf56c8a148609bfe949880a74ff44b

SHA512
a28a51e937a11c9d72f7450b86469609d972a1e65c176bf92a47922eaf9cf72d3a49f0d40702f6f22bfd3f2c9f9e36edfefecdd263e1d49f3546f44d4817cecd

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l1988346.exe

Filesize
168KB

MD5
848f4d0231d1483d25312f2727377dec

SHA1
f044791759cdce229f873a349b7c4f82e4c1fb4f

SHA256
b189a8a50c3e25445244b6db92826807cfd7af4fb3536974a65e85c7f5116050

SHA512
18babac87c127adad35ae09b219ff5efdf39de616b02a77d7be6e14a96848eca023725045cd070507c593bc4d272ce3c0b96bb1185f92590ca2d0f7214926faa

Download Submit
memory/3320-35-0x0000000002260000-0x0000000002276000-memory.dmp

Filesize
88KB

Download
memory/3320-17-0x0000000004AC0000-0x0000000005064000-memory.dmp

Filesize
5.6MB

Download
memory/3320-31-0x0000000002260000-0x0000000002276000-memory.dmp

Filesize
88KB

Download
memory/3320-18-0x0000000002260000-0x000000000227C000-memory.dmp

Filesize
112KB

Download
memory/3320-19-0x0000000074790000-0x0000000074F40000-memory.dmp

Filesize
7.7MB

Download
memory/3320-20-0x0000000002260000-0x0000000002276000-memory.dmp

Filesize
88KB

Download
memory/3320-47-0x0000000002260000-0x0000000002276000-memory.dmp

Filesize
88KB

Download
memory/3320-45-0x0000000002260000-0x0000000002276000-memory.dmp

Filesize
88KB

Download
memory/3320-48-0x0000000074790000-0x0000000074F40000-memory.dmp

Filesize
7.7MB

Download
memory/3320-43-0x0000000002260000-0x0000000002276000-memory.dmp

Filesize
88KB

Download
memory/3320-42-0x0000000002260000-0x0000000002276000-memory.dmp

Filesize
88KB

Download
memory/3320-39-0x0000000002260000-0x0000000002276000-memory.dmp

Filesize
88KB

Download
memory/3320-37-0x0000000002260000-0x0000000002276000-memory.dmp

Filesize
88KB

Download
memory/3320-15-0x0000000002230000-0x000000000224E000-memory.dmp

Filesize
120KB

Download
memory/3320-33-0x0000000002260000-0x0000000002276000-memory.dmp

Filesize
88KB

Download
memory/3320-16-0x0000000074790000-0x0000000074F40000-memory.dmp

Filesize
7.7MB

Download
memory/3320-29-0x0000000002260000-0x0000000002276000-memory.dmp

Filesize
88KB

Download
memory/3320-27-0x0000000002260000-0x0000000002276000-memory.dmp

Filesize
88KB

Download
memory/3320-25-0x0000000002260000-0x0000000002276000-memory.dmp

Filesize
88KB

Download
memory/3320-23-0x0000000002260000-0x0000000002276000-memory.dmp

Filesize
88KB

Download
memory/3320-21-0x0000000002260000-0x0000000002276000-memory.dmp

Filesize
88KB

Download
memory/3320-50-0x0000000074790000-0x0000000074F40000-memory.dmp

Filesize
7.7MB

Download
memory/3320-14-0x000000007479E000-0x000000007479F000-memory.dmp

Filesize
4KB

Download
memory/3488-54-0x0000000000D60000-0x0000000000D8E000-memory.dmp

Filesize
184KB

Download
memory/3488-55-0x0000000001460000-0x0000000001466000-memory.dmp

Filesize
24KB

Download
memory/3488-56-0x000000000B1E0000-0x000000000B7F8000-memory.dmp

Filesize
6.1MB

Download
memory/3488-57-0x000000000AD10000-0x000000000AE1A000-memory.dmp

Filesize
1.0MB

Download
memory/3488-58-0x000000000AC40000-0x000000000AC52000-memory.dmp

Filesize
72KB

Download
memory/3488-59-0x000000000ACA0000-0x000000000ACDC000-memory.dmp

Filesize
240KB

Download
memory/3488-60-0x00000000030B0000-0x00000000030FC000-memory.dmp

Filesize
304KB

Download