redline | a877a070ff8a9e1c62b6fb8d21564e79921e5ff5369ede2733fc51cd136cfa6a

Resubmissions

06-03-2024 14:44

240306-r37vpabh3t 10

29-02-2024 14:40

29-02-2024 14:06

22-09-2023 07:22

22-09-2023 07:17

Analysis

max time kernel
149s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
22-09-2023 07:17

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General

Target

a877a070ff8a9e1c62b6fb8d21564e79921e5ff5369ede2733fc51cd136cfa6a.exe
Size

1.0MB
MD5

8041d9fab3740fbaa0ff927a0908e073
SHA1

54e32969e2666415cc1c02c45ad70e3f90d7d938
SHA256

a877a070ff8a9e1c62b6fb8d21564e79921e5ff5369ede2733fc51cd136cfa6a
SHA512

ba80f1d90cd879de0866f5cd5834b0c0122c59c41b3062b5ce30ff954d5bb5600e968fda278c0dd5343166c83a779ed4fcfd085b5149de4434398c7c97b774fa
SSDEEP

24576:MymXcVy4JB5oYHDPySOw7yVjwp2eok+RIWGIT6hjpX8T/JSJWe:7mXcVjXoE7yZwvokcuITEjpX8T/Jr

Score

10^/10

redline tuxiu infostealer persistence

Malware Config

Extracted

Family

redline

Botnet

tuxiu

77.91.124.82:19071

Attributes

auth_value
29610cdad07e7187eec70685a04b89fe

Signatures

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

RedLine payload 3 IoCs

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\h4622783.exe	family_redline
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\h4622783.exe	family_redline
behavioral1/memory/820-37-0x0000000000600000-0x0000000000630000-memory.dmp	family_redline

Executes dropped EXE 5 IoCs

Processes:

x9498095.exex4203749.exex6052541.exeg2922257.exeh4622783.exe

pid process

4508 x9498095.exe
1236 x4203749.exe
2872 x6052541.exe
4728 g2922257.exe
820 h4622783.exe

pid	process
4508	x9498095.exe
1236	x4203749.exe
2872	x6052541.exe
4728	g2922257.exe
820	h4622783.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

a877a070ff8a9e1c62b6fb8d21564e79921e5ff5369ede2733fc51cd136cfa6a.exex9498095.exex4203749.exex6052541.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\\\""	a877a070ff8a9e1c62b6fb8d21564e79921e5ff5369ede2733fc51cd136cfa6a.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\\\""	x9498095.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\\\""	x4203749.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup3 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP003.TMP\\\""	x6052541.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

g2922257.exe

description pid process target process

PID 4728 set thread context of 4356 4728 g2922257.exe AppLaunch.exe
Program crash 2 IoCs

Processes:

WerFault.exeWerFault.exe

pid pid_target process target process

1488 4356 WerFault.exe AppLaunch.exe
2212 4728 WerFault.exe g2922257.exe

description	pid	process	target process
PID 4728 set thread context of 4356	4728	g2922257.exe	AppLaunch.exe

pid	pid_target	process	target process
1488	4356	WerFault.exe	AppLaunch.exe
2212	4728	WerFault.exe	g2922257.exe

Suspicious use of WriteProcessMemory 25 IoCs

Processes:

a877a070ff8a9e1c62b6fb8d21564e79921e5ff5369ede2733fc51cd136cfa6a.exex9498095.exex4203749.exex6052541.exeg2922257.exe

description	pid	process	target process
PID 3748 wrote to memory of 4508	3748	a877a070ff8a9e1c62b6fb8d21564e79921e5ff5369ede2733fc51cd136cfa6a.exe	x9498095.exe
PID 3748 wrote to memory of 4508	3748	a877a070ff8a9e1c62b6fb8d21564e79921e5ff5369ede2733fc51cd136cfa6a.exe	x9498095.exe
PID 3748 wrote to memory of 4508	3748	a877a070ff8a9e1c62b6fb8d21564e79921e5ff5369ede2733fc51cd136cfa6a.exe	x9498095.exe
PID 4508 wrote to memory of 1236	4508	x9498095.exe	x4203749.exe
PID 4508 wrote to memory of 1236	4508	x9498095.exe	x4203749.exe
PID 4508 wrote to memory of 1236	4508	x9498095.exe	x4203749.exe
PID 1236 wrote to memory of 2872	1236	x4203749.exe	x6052541.exe
PID 1236 wrote to memory of 2872	1236	x4203749.exe	x6052541.exe
PID 1236 wrote to memory of 2872	1236	x4203749.exe	x6052541.exe
PID 2872 wrote to memory of 4728	2872	x6052541.exe	g2922257.exe
PID 2872 wrote to memory of 4728	2872	x6052541.exe	g2922257.exe
PID 2872 wrote to memory of 4728	2872	x6052541.exe	g2922257.exe
PID 4728 wrote to memory of 4356	4728	g2922257.exe	AppLaunch.exe
PID 4728 wrote to memory of 4356	4728	g2922257.exe	AppLaunch.exe
PID 4728 wrote to memory of 4356	4728	g2922257.exe	AppLaunch.exe
PID 4728 wrote to memory of 4356	4728	g2922257.exe	AppLaunch.exe
PID 4728 wrote to memory of 4356	4728	g2922257.exe	AppLaunch.exe
PID 4728 wrote to memory of 4356	4728	g2922257.exe	AppLaunch.exe
PID 4728 wrote to memory of 4356	4728	g2922257.exe	AppLaunch.exe
PID 4728 wrote to memory of 4356	4728	g2922257.exe	AppLaunch.exe
PID 4728 wrote to memory of 4356	4728	g2922257.exe	AppLaunch.exe
PID 4728 wrote to memory of 4356	4728	g2922257.exe	AppLaunch.exe
PID 2872 wrote to memory of 820	2872	x6052541.exe	h4622783.exe
PID 2872 wrote to memory of 820	2872	x6052541.exe	h4622783.exe
PID 2872 wrote to memory of 820	2872	x6052541.exe	h4622783.exe

C:\Users\Admin\AppData\Local\Temp\a877a070ff8a9e1c62b6fb8d21564e79921e5ff5369ede2733fc51cd136cfa6a.exe
"C:\Users\Admin\AppData\Local\Temp\a877a070ff8a9e1c62b6fb8d21564e79921e5ff5369ede2733fc51cd136cfa6a.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3748
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x9498095.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x9498095.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:4508
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x4203749.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x4203749.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious use of WriteProcessMemory
    PID:1236
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x6052541.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x6052541.exe
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      Suspicious use of WriteProcessMemory
      PID:2872
    - - C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g2922257.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g2922257.exe
        5⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        Suspicious use of WriteProcessMemory
        
        PID:4728
      - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
        
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
        6⤵
        
        PID:4356
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4356 -s 540
        7⤵
        Program crash
        
        PID:1488
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4728 -s 556
        6⤵
        Program crash
        
        PID:2212
    - - C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\h4622783.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\h4622783.exe
        5⤵
        Executes dropped EXE
        
        PID:820

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4728 -ip 4728
1⤵
PID:4684

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4356 -ip 4356
1⤵
PID:3328

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

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

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\x9498095.exe

Filesize
933KB

MD5
594db721d818ae14b5cf922137b1d197

SHA1
b021e4ef665ea284420049bf560b7d6ee7ba0a9f

SHA256
0f52b6f8e5a106a74c87c7e2ff87ceafedb293e134a861096e4ade82c8258181

SHA512
ca30235989933e3c1fe1cb41453b40012800f6e0278aad6882b8709c97e22c3a04849f97fddba99c89a75914298b31076d01a381a89f40ce4695a35129b2284d

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x9498095.exe

Filesize
933KB

MD5
594db721d818ae14b5cf922137b1d197

SHA1
b021e4ef665ea284420049bf560b7d6ee7ba0a9f

SHA256
0f52b6f8e5a106a74c87c7e2ff87ceafedb293e134a861096e4ade82c8258181

SHA512
ca30235989933e3c1fe1cb41453b40012800f6e0278aad6882b8709c97e22c3a04849f97fddba99c89a75914298b31076d01a381a89f40ce4695a35129b2284d

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x4203749.exe

Filesize
629KB

MD5
336f5dda345a54eb8af5bcdba2281f71

SHA1
7c696f67ab121bb6df86b621cf9af35e2bb8cec5

SHA256
5a75d9facb006cafefcb26853f48dccd32a419669fb18ddd6280fdf60b5c5a9e

SHA512
b9e7f8f3ab4a7d093dc779bdcc115dd245219a230f440f639e050829727566e9f0a9e11bf210111e3f9a4649a470b1bd0ce0c4fe455da683bf378758a258a7c9

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x4203749.exe

Filesize
629KB

MD5
336f5dda345a54eb8af5bcdba2281f71

SHA1
7c696f67ab121bb6df86b621cf9af35e2bb8cec5

SHA256
5a75d9facb006cafefcb26853f48dccd32a419669fb18ddd6280fdf60b5c5a9e

SHA512
b9e7f8f3ab4a7d093dc779bdcc115dd245219a230f440f639e050829727566e9f0a9e11bf210111e3f9a4649a470b1bd0ce0c4fe455da683bf378758a258a7c9

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x6052541.exe

Filesize
443KB

MD5
28f47bfef36efdd0cffe1f03e6b7d846

SHA1
db7821065179a48622407cdfd35c66cfbb4aff25

SHA256
5bfa89d8ebdb489934185553aac9db8705a6c19037204873d54ba6c60fba28fa

SHA512
8e1988404c1b49c60af772f0e7cf93903996f86693c28f5c3cef4d403c1c23d884b2d8de4e8187751c3b9e043c33adb6a0c876fe66525bdf4585d84284f49fb8

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x6052541.exe

Filesize
443KB

MD5
28f47bfef36efdd0cffe1f03e6b7d846

SHA1
db7821065179a48622407cdfd35c66cfbb4aff25

SHA256
5bfa89d8ebdb489934185553aac9db8705a6c19037204873d54ba6c60fba28fa

SHA512
8e1988404c1b49c60af772f0e7cf93903996f86693c28f5c3cef4d403c1c23d884b2d8de4e8187751c3b9e043c33adb6a0c876fe66525bdf4585d84284f49fb8

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g2922257.exe

Filesize
700KB

MD5
6d5f2e27cec197f17bf0e96d7a72d423

SHA1
f7feb2636e75e4ed98d1a2cc1c986a325c0feeff

SHA256
9ff147ff88bdaadd0ed03f0a0c159d4d9ad35c8a7942d87467905b73459a361e

SHA512
bc009d3a200d0aa7e2422f3c20797dafb2dfbea3c35e4fb7e731394312243442b997d57bf3928c9a864f6cc9be3ac93b6d99d0fcba39d53230e5536b2dab65d9

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g2922257.exe

Filesize
700KB

MD5
6d5f2e27cec197f17bf0e96d7a72d423

SHA1
f7feb2636e75e4ed98d1a2cc1c986a325c0feeff

SHA256
9ff147ff88bdaadd0ed03f0a0c159d4d9ad35c8a7942d87467905b73459a361e

SHA512
bc009d3a200d0aa7e2422f3c20797dafb2dfbea3c35e4fb7e731394312243442b997d57bf3928c9a864f6cc9be3ac93b6d99d0fcba39d53230e5536b2dab65d9

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\h4622783.exe

Filesize
174KB

MD5
a7b12e6ecaa1865a65f29520ec8ad8e2

SHA1
71fd6f2503333c2da0a59011742e52505f38f4d3

SHA256
05afa926862cb7d9fd4225886f732ff1df7a0b8cde0f1f22a3a095a90b5dcf85

SHA512
3fc96f16e2a201889ac35dba9ff21cd5ef12cd31b271a7e239b64d4d551686e1987e2a4b63ebdcfe2708d80d5b7c277c162b23960f52f572e8057cc795dc8e68

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\h4622783.exe

Filesize
174KB

MD5
a7b12e6ecaa1865a65f29520ec8ad8e2

SHA1
71fd6f2503333c2da0a59011742e52505f38f4d3

SHA256
05afa926862cb7d9fd4225886f732ff1df7a0b8cde0f1f22a3a095a90b5dcf85

SHA512
3fc96f16e2a201889ac35dba9ff21cd5ef12cd31b271a7e239b64d4d551686e1987e2a4b63ebdcfe2708d80d5b7c277c162b23960f52f572e8057cc795dc8e68

Download Submit
memory/820-39-0x000000000A910000-0x000000000AF28000-memory.dmp

Filesize
6.1MB

Download
memory/820-40-0x000000000A470000-0x000000000A57A000-memory.dmp

Filesize
1.0MB

Download
memory/820-46-0x0000000004F60000-0x0000000004F70000-memory.dmp

Filesize
64KB

Download
memory/820-45-0x00000000740A0000-0x0000000074850000-memory.dmp

Filesize
7.7MB

Download
memory/820-36-0x00000000740A0000-0x0000000074850000-memory.dmp

Filesize
7.7MB

Download
memory/820-37-0x0000000000600000-0x0000000000630000-memory.dmp

Filesize
192KB

Download
memory/820-44-0x000000000A580000-0x000000000A5CC000-memory.dmp

Filesize
304KB

Download
memory/820-43-0x000000000A410000-0x000000000A44C000-memory.dmp

Filesize
240KB

Download
memory/820-38-0x0000000004EE0000-0x0000000004EE6000-memory.dmp

Filesize
24KB

Download
memory/820-41-0x0000000004F60000-0x0000000004F70000-memory.dmp

Filesize
64KB

Download
memory/820-42-0x000000000A3B0000-0x000000000A3C2000-memory.dmp

Filesize
72KB

Download
memory/4356-29-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4356-32-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4356-30-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4356-28-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download