redline | 9a58ccb44b9b2857a2861dfb74e6e55a0b2d4268dcd6458f0806f74cf7f7b49d

General

Target

9a58ccb44b9b2857a2861dfb74e6e55a0b2d4268dcd6458f0806f74cf7f7b49d.exe
Size

1.1MB
MD5

a24b7e457ccfb65217bdd508ff932a03
SHA1

ed32a3a10583257fa83746e48564b1a1f50660f3
SHA256

9a58ccb44b9b2857a2861dfb74e6e55a0b2d4268dcd6458f0806f74cf7f7b49d
SHA512

0c83e4784658fda3d05ac5aa6874f2982b7216d13aff83a57fa55230f0e180d97f628d07a915a6ff2e9d51156dae6d122b1d303d734acd3b674cb578c9a6794c
SSDEEP

24576:Fy1XEffszRxFkypE48JmXGg3E3jfmk268E:g10ffsNxFkbrA03jF26

Score

10^/10

redline doma discovery evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

doma

C2

185.161.248.75:4132

Attributes

auth_value
8be53af7f78567706928d0abef953ef4

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\DisableIOAVProtection = "1"	k5169395.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	k5169395.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	k5169395.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	k5169395.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	k5169395.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	k5169395.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
behavioral1/files/0x0007000000023cb1-54.dat	family_redline
behavioral1/memory/536-56-0x0000000000550000-0x000000000057A000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 4 IoCs

pid	Process
1880	y7218958.exe
3532	y9683889.exe
4200	k5169395.exe
536	l6025197.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	k5169395.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	k5169395.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\\\""	9a58ccb44b9b2857a2861dfb74e6e55a0b2d4268dcd6458f0806f74cf7f7b49d.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\\\""	y7218958.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\\\""	y9683889.exe

System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	y7218958.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	y9683889.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	k5169395.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	l6025197.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9a58ccb44b9b2857a2861dfb74e6e55a0b2d4268dcd6458f0806f74cf7f7b49d.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4200	k5169395.exe
4200	k5169395.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4200	k5169395.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4800 wrote to memory of 1880	4800	9a58ccb44b9b2857a2861dfb74e6e55a0b2d4268dcd6458f0806f74cf7f7b49d.exe	83
PID 4800 wrote to memory of 1880	4800	9a58ccb44b9b2857a2861dfb74e6e55a0b2d4268dcd6458f0806f74cf7f7b49d.exe	83
PID 4800 wrote to memory of 1880	4800	9a58ccb44b9b2857a2861dfb74e6e55a0b2d4268dcd6458f0806f74cf7f7b49d.exe	83
PID 1880 wrote to memory of 3532	1880	y7218958.exe	84
PID 1880 wrote to memory of 3532	1880	y7218958.exe	84
PID 1880 wrote to memory of 3532	1880	y7218958.exe	84
PID 3532 wrote to memory of 4200	3532	y9683889.exe	86
PID 3532 wrote to memory of 4200	3532	y9683889.exe	86
PID 3532 wrote to memory of 4200	3532	y9683889.exe	86
PID 3532 wrote to memory of 536	3532	y9683889.exe	93
PID 3532 wrote to memory of 536	3532	y9683889.exe	93
PID 3532 wrote to memory of 536	3532	y9683889.exe	93

C:\Users\Admin\AppData\Local\Temp\9a58ccb44b9b2857a2861dfb74e6e55a0b2d4268dcd6458f0806f74cf7f7b49d.exe
"C:\Users\Admin\AppData\Local\Temp\9a58ccb44b9b2857a2861dfb74e6e55a0b2d4268dcd6458f0806f74cf7f7b49d.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4800
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y7218958.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y7218958.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1880
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y9683889.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y9683889.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3532
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k5169395.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k5169395.exe
      4⤵
      Modifies Windows Defender Real-time Protection settings
      Executes dropped EXE
      Windows security modification
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:4200
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l6025197.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l6025197.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:536

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Defense Evasion

Impair Defenses

2

T1562

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y7218958.exe

Filesize
749KB

MD5
4a947eb7cba3cf1af7df7398958e8baf

SHA1
02f4a9e1d4abbd3a5ae501d257c6874a3011c3dc

SHA256
1a153e29cdf705529e7175a5c3f8a75bb837d393c8a16b84dfac83d94c373f0d

SHA512
103a74c15bf05dbd641e8ad466594c7f9be4810234796253e911243b11275f4b479edf3eb28a989aedc10394c14adab8d53729c6f680282257bf2ee7a42c7cbc

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y9683889.exe

Filesize
304KB

MD5
dc78112cdbd31071ebde76ec8672ece8

SHA1
57727e007951070e2b70623224fb44436cc87bca

SHA256
1e593a70745a8c14456ccec4d3953c83e7296aaa9de9fb3cc3449a66a93ce606

SHA512
9152f582a0df75865a489ea69e165f5bf90c9ac62943051b015894dfc354ddc9f46cd5230c9c8484d928e2507462dfbb96e8afb5a6bb4f380813388abca0038d

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k5169395.exe

Filesize
183KB

MD5
75df6a4aaf5c63bc4f42ac5ec8ecc76a

SHA1
8d9da11aa11364c1b580b12faa446403f527ff83

SHA256
d1d13ff4eabb541a9cfc225beeb1c27d9cd85c8f9849e8d0fece0a4503c63f05

SHA512
72d34a4770cf9885993630f04e83831f4ded666af58cb705c7b1ca4cd7ca95911dec7247e4987c64afc13fee10bcf94fc913bd9a7790edb65c75b01a89bbe8fe

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l6025197.exe

Filesize
145KB

MD5
115addf219f04b6f5d14f32d90d71b2f

SHA1
c22ba44995bdf52ed64aa49e397765bfc6bb0009

SHA256
b85aac5a8a381a8cc95b58701792e9e1ba29bf1c6ffb43b0a7fad8497de5c796

SHA512
376196742cb78f6064dac03d3fee99169a96b3a17a931ede6debb3560ae4e69222b0db03157b32058de45b9805258d04c8e30a003330c4dd9b89b4b260d1acf2

Download Submit
memory/536-61-0x0000000005130000-0x000000000517C000-memory.dmp

Filesize
304KB

Download
memory/536-60-0x0000000004FD0000-0x000000000500C000-memory.dmp

Filesize
240KB

Download
memory/536-59-0x0000000004F70000-0x0000000004F82000-memory.dmp

Filesize
72KB

Download
memory/536-58-0x0000000005020000-0x000000000512A000-memory.dmp

Filesize
1.0MB

Download
memory/536-57-0x00000000054F0000-0x0000000005B08000-memory.dmp

Filesize
6.1MB

Download
memory/536-56-0x0000000000550000-0x000000000057A000-memory.dmp

Filesize
168KB

Download
memory/4200-51-0x0000000002290000-0x00000000022A6000-memory.dmp

Filesize
88KB

Download
memory/4200-25-0x0000000002290000-0x00000000022A6000-memory.dmp

Filesize
88KB

Download
memory/4200-41-0x0000000002290000-0x00000000022A6000-memory.dmp

Filesize
88KB

Download
memory/4200-39-0x0000000002290000-0x00000000022A6000-memory.dmp

Filesize
88KB

Download
memory/4200-37-0x0000000002290000-0x00000000022A6000-memory.dmp

Filesize
88KB

Download
memory/4200-35-0x0000000002290000-0x00000000022A6000-memory.dmp

Filesize
88KB

Download
memory/4200-33-0x0000000002290000-0x00000000022A6000-memory.dmp

Filesize
88KB

Download
memory/4200-29-0x0000000002290000-0x00000000022A6000-memory.dmp

Filesize
88KB

Download
memory/4200-27-0x0000000002290000-0x00000000022A6000-memory.dmp

Filesize
88KB

Download
memory/4200-43-0x0000000002290000-0x00000000022A6000-memory.dmp

Filesize
88KB

Download
memory/4200-24-0x0000000002290000-0x00000000022A6000-memory.dmp

Filesize
88KB

Download
memory/4200-45-0x0000000002290000-0x00000000022A6000-memory.dmp

Filesize
88KB

Download
memory/4200-47-0x0000000002290000-0x00000000022A6000-memory.dmp

Filesize
88KB

Download
memory/4200-49-0x0000000002290000-0x00000000022A6000-memory.dmp

Filesize
88KB

Download
memory/4200-31-0x0000000002290000-0x00000000022A6000-memory.dmp

Filesize
88KB

Download
memory/4200-23-0x0000000002290000-0x00000000022AC000-memory.dmp

Filesize
112KB

Download
memory/4200-22-0x0000000004AC0000-0x0000000005064000-memory.dmp

Filesize
5.6MB

Download
memory/4200-21-0x0000000002140000-0x000000000215E000-memory.dmp

Filesize
120KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads