redline | c0906cc557a1d941baf5c44c93108918e4162b219c08e1ecaf406e428972a1b1

General

Target

c0906cc557a1d941baf5c44c93108918e4162b219c08e1ecaf406e428972a1b1.exe
Size

769KB
MD5

d5f36e7f809a7bd66bc99763e5f6c187
SHA1

81e80b9ece05cf54151f6832d1c1cff4eeca409a
SHA256

c0906cc557a1d941baf5c44c93108918e4162b219c08e1ecaf406e428972a1b1
SHA512

64af29547f9a3c76a227a7864d3c39cd0b49d35b9d66fd590393f023822482c0db024b46ffec5cd3baf29068505260074c7ac136a1ab7be41b0fa4ec484fae2a
SSDEEP

24576:by5kVRp4LCdSknDRLYKWTAzG5bwH5Zv4Os:O5i4LCQCeTqWmJ

Score

10^/10

redline debro discovery evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

debro

C2

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

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	k5833277.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	k5833277.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	k5833277.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	k5833277.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	k5833277.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	k5833277.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/0x0007000000023cd1-54.dat	family_redline
behavioral1/memory/1824-56-0x00000000005B0000-0x00000000005DE000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 4 IoCs

pid	Process
2428	y7277834.exe
2320	y0127805.exe
3692	k5833277.exe
1824	l9438043.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	k5833277.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	k5833277.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\\\""	c0906cc557a1d941baf5c44c93108918e4162b219c08e1ecaf406e428972a1b1.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\\\""	y7277834.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\\\""	y0127805.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	c0906cc557a1d941baf5c44c93108918e4162b219c08e1ecaf406e428972a1b1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	y7277834.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	y0127805.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	k5833277.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	l9438043.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3692	k5833277.exe
3692	k5833277.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3692	k5833277.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3660 wrote to memory of 2428	3660	c0906cc557a1d941baf5c44c93108918e4162b219c08e1ecaf406e428972a1b1.exe	83
PID 3660 wrote to memory of 2428	3660	c0906cc557a1d941baf5c44c93108918e4162b219c08e1ecaf406e428972a1b1.exe	83
PID 3660 wrote to memory of 2428	3660	c0906cc557a1d941baf5c44c93108918e4162b219c08e1ecaf406e428972a1b1.exe	83
PID 2428 wrote to memory of 2320	2428	y7277834.exe	84
PID 2428 wrote to memory of 2320	2428	y7277834.exe	84
PID 2428 wrote to memory of 2320	2428	y7277834.exe	84
PID 2320 wrote to memory of 3692	2320	y0127805.exe	85
PID 2320 wrote to memory of 3692	2320	y0127805.exe	85
PID 2320 wrote to memory of 3692	2320	y0127805.exe	85
PID 2320 wrote to memory of 1824	2320	y0127805.exe	93
PID 2320 wrote to memory of 1824	2320	y0127805.exe	93
PID 2320 wrote to memory of 1824	2320	y0127805.exe	93

C:\Users\Admin\AppData\Local\Temp\c0906cc557a1d941baf5c44c93108918e4162b219c08e1ecaf406e428972a1b1.exe
"C:\Users\Admin\AppData\Local\Temp\c0906cc557a1d941baf5c44c93108918e4162b219c08e1ecaf406e428972a1b1.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3660
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y7277834.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y7277834.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2428
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y0127805.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y0127805.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2320
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k5833277.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k5833277.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:3692
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l9438043.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l9438043.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:1824

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\y7277834.exe

Filesize
488KB

MD5
dcc0a312a1e6c75114642eecfb6694c0

SHA1
d44549e5ff5274c85f20a2a36077997edb7d7e7c

SHA256
92dc29b3fbea075f8a22c41055ae3e37183937b6bbf28d681441539a348de6eb

SHA512
aa9ccd3bc85288f9c853f14d7d4e008855c29888a9801ba69ea1e7a4833fa0aa20773461c0f27a19b66eabef9c53e42fceb1f699f478ee9209e13e5bb8212c12

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y0127805.exe

Filesize
316KB

MD5
d7d3e9de3b3cac6847c60ac08eb8472b

SHA1
ad5fd4f47ba78eb0fdebb069bfa7979c8d892564

SHA256
a65a82afdc5c37b9ced590c70b893cb57fb7484de274ddfab083d6b9344b5a81

SHA512
eb842f4263a21586c77c523e240b6d70f9d7b3d35d979208bb952ff04077782d4f53f82b15824fbdc7f20dea06dd1123a77cd50684869f716d9235d4e539f40c

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k5833277.exe

Filesize
185KB

MD5
8e4323bebeb20c095734351332c3a8e0

SHA1
3f1699f8003df2f6f55355fd301f102b52485e9a

SHA256
22eb7af57d850d819d220a2f99763815e024b8db0e517d3927717e7ab4958930

SHA512
a73c39527757dfedf46a3e74bfb5bd342132b2a92219a413174e11c555229378914fabeb526c8c7dd25254147bf3fca4eb5d3c8e07f214cc345c9c9220caf9b1

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l9438043.exe

Filesize
168KB

MD5
7bf0a6a05cb1d33a8ac1a1b7d36f412b

SHA1
748d0806b02ba3ae25314665cd4015447fa2b0ca

SHA256
1abb4a909d681a52316d185fefcf641fe8aec388d3dddb41852d1697e7955bec

SHA512
bc33425c05aad166fe9e341aa476dcd3fd5c7736f7a510b5456acb197f9b75ee1448ff3d2ab271b8b4684b299534713095e4765c1274a3357550e266e231c900

Download Submit
memory/1824-62-0x0000000005250000-0x000000000529C000-memory.dmp

Filesize
304KB

Download
memory/1824-61-0x00000000050D0000-0x000000000510C000-memory.dmp

Filesize
240KB

Download
memory/1824-60-0x0000000005070000-0x0000000005082000-memory.dmp

Filesize
72KB

Download
memory/1824-59-0x0000000005140000-0x000000000524A000-memory.dmp

Filesize
1.0MB

Download
memory/1824-58-0x0000000005640000-0x0000000005C58000-memory.dmp

Filesize
6.1MB

Download
memory/1824-57-0x0000000004E90000-0x0000000004E96000-memory.dmp

Filesize
24KB

Download
memory/1824-56-0x00000000005B0000-0x00000000005DE000-memory.dmp

Filesize
184KB

Download
memory/3692-33-0x0000000002660000-0x0000000002676000-memory.dmp

Filesize
88KB

Download
memory/3692-25-0x0000000002660000-0x0000000002676000-memory.dmp

Filesize
88KB

Download
memory/3692-41-0x0000000002660000-0x0000000002676000-memory.dmp

Filesize
88KB

Download
memory/3692-39-0x0000000002660000-0x0000000002676000-memory.dmp

Filesize
88KB

Download
memory/3692-37-0x0000000002660000-0x0000000002676000-memory.dmp

Filesize
88KB

Download
memory/3692-35-0x0000000002660000-0x0000000002676000-memory.dmp

Filesize
88KB

Download
memory/3692-31-0x0000000002660000-0x0000000002676000-memory.dmp

Filesize
88KB

Download
memory/3692-29-0x0000000002660000-0x0000000002676000-memory.dmp

Filesize
88KB

Download
memory/3692-27-0x0000000002660000-0x0000000002676000-memory.dmp

Filesize
88KB

Download
memory/3692-43-0x0000000002660000-0x0000000002676000-memory.dmp

Filesize
88KB

Download
memory/3692-45-0x0000000002660000-0x0000000002676000-memory.dmp

Filesize
88KB

Download
memory/3692-48-0x0000000002660000-0x0000000002676000-memory.dmp

Filesize
88KB

Download
memory/3692-49-0x0000000002660000-0x0000000002676000-memory.dmp

Filesize
88KB

Download
memory/3692-51-0x0000000002660000-0x0000000002676000-memory.dmp

Filesize
88KB

Download
memory/3692-24-0x0000000002660000-0x0000000002676000-memory.dmp

Filesize
88KB

Download
memory/3692-23-0x0000000002660000-0x000000000267C000-memory.dmp

Filesize
112KB

Download
memory/3692-22-0x00000000049D0000-0x0000000004F74000-memory.dmp

Filesize
5.6MB

Download
memory/3692-21-0x0000000002160000-0x000000000217E000-memory.dmp

Filesize
120KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads