redline | 58ea45cb96543a6d77ae8e6ef7efecb11fb758f399b544209b392ddef8b61d12

General

Target

58ea45cb96543a6d77ae8e6ef7efecb11fb758f399b544209b392ddef8b61d12.exe
Size

1.1MB
MD5

3bc450f35bde9e4f6d3c1d9ef41774b6
SHA1

7e5a9d634bdf72a8f2843abe242d3ccbec874d55
SHA256

58ea45cb96543a6d77ae8e6ef7efecb11fb758f399b544209b392ddef8b61d12
SHA512

f1208e67d223665a61c96b4ea311439e0490525eaffe305a0c1b80cb85ac5087f961a82f8180d9f46b0cb290d43a5cb6ef43381814fc0bdb71e6b783d80b70e5
SSDEEP

24576:8y6tAW/aoxkFkKAa4moBNBEERhMXY6rhW6I2Taf1QtJKDPCW8:r6twIkFkda4moBNBXRh0fWZf1k0

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\DisableScanOnRealtimeEnable = "1"	k3031116.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	k3031116.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	k3031116.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	k3031116.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	k3031116.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	k3031116.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/0x000a000000023b69-54.dat	family_redline
behavioral1/memory/2124-56-0x0000000000770000-0x000000000079A000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 4 IoCs

pid	Process
2288	y6853071.exe
1968	y4894419.exe
2548	k3031116.exe
2124	l6153767.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	k3031116.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	k3031116.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\\\""	58ea45cb96543a6d77ae8e6ef7efecb11fb758f399b544209b392ddef8b61d12.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\\\""	y6853071.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\\\""	y4894419.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	y4894419.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	k3031116.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	l6153767.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	58ea45cb96543a6d77ae8e6ef7efecb11fb758f399b544209b392ddef8b61d12.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	y6853071.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2548	k3031116.exe
2548	k3031116.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2548	k3031116.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1544 wrote to memory of 2288	1544	58ea45cb96543a6d77ae8e6ef7efecb11fb758f399b544209b392ddef8b61d12.exe	84
PID 1544 wrote to memory of 2288	1544	58ea45cb96543a6d77ae8e6ef7efecb11fb758f399b544209b392ddef8b61d12.exe	84
PID 1544 wrote to memory of 2288	1544	58ea45cb96543a6d77ae8e6ef7efecb11fb758f399b544209b392ddef8b61d12.exe	84
PID 2288 wrote to memory of 1968	2288	y6853071.exe	86
PID 2288 wrote to memory of 1968	2288	y6853071.exe	86
PID 2288 wrote to memory of 1968	2288	y6853071.exe	86
PID 1968 wrote to memory of 2548	1968	y4894419.exe	87
PID 1968 wrote to memory of 2548	1968	y4894419.exe	87
PID 1968 wrote to memory of 2548	1968	y4894419.exe	87
PID 1968 wrote to memory of 2124	1968	y4894419.exe	95
PID 1968 wrote to memory of 2124	1968	y4894419.exe	95
PID 1968 wrote to memory of 2124	1968	y4894419.exe	95

C:\Users\Admin\AppData\Local\Temp\58ea45cb96543a6d77ae8e6ef7efecb11fb758f399b544209b392ddef8b61d12.exe
"C:\Users\Admin\AppData\Local\Temp\58ea45cb96543a6d77ae8e6ef7efecb11fb758f399b544209b392ddef8b61d12.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1544
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y6853071.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y6853071.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2288
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y4894419.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y4894419.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1968
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k3031116.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k3031116.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:2548
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l6153767.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l6153767.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:2124

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\y6853071.exe

Filesize
749KB

MD5
9e73815767a4ebf9a0be88ccd2a7e9a5

SHA1
50884bd0fe9e3574e0970f44e8416cdf3daddbaa

SHA256
24a5d2e1ef3e890f50eae6d96043be3eb95846eefe703c87db732d14f82c695b

SHA512
be4b3f2dc9388bd794bf1e59fd728432bad0c42562c47dd6d4935236ed89ebe96653919b4d4e27dd6713cc822bb96188544cfb220234af0d3fcf87da64a5064d

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y4894419.exe

Filesize
304KB

MD5
b12f3762e1ebbbf75c035305d3845c96

SHA1
f0f23c90510814f4a2c0ea2e04163b38c9f5ea34

SHA256
7757aadbe7322a9067cb66b24d15b912d67544d03a3d802ba63bdc50f9aa58b6

SHA512
a3223f3c62fa4b9d22534f97fbca56b3cd558713ababa96528a04c1651e3a2f01da689c012f9918173cd1a465ecf0f094fcbcd15e41a725d1731492982e01f14

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k3031116.exe

Filesize
183KB

MD5
75df6a4aaf5c63bc4f42ac5ec8ecc76a

SHA1
8d9da11aa11364c1b580b12faa446403f527ff83

SHA256
d1d13ff4eabb541a9cfc225beeb1c27d9cd85c8f9849e8d0fece0a4503c63f05

SHA512
72d34a4770cf9885993630f04e83831f4ded666af58cb705c7b1ca4cd7ca95911dec7247e4987c64afc13fee10bcf94fc913bd9a7790edb65c75b01a89bbe8fe

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l6153767.exe

Filesize
145KB

MD5
1edf307f92af0aabeb8b16c550a5fa4e

SHA1
ddd3887505ebbbf738e532f7e669373e5b767e5e

SHA256
ad152d43f3625dac1e082ed01a460899131ac16bca026c1afdcf270cc95d8eab

SHA512
67c195995362e09c3c7bd32fe8310c0168adbabd5dfb2e8ad0beaf5d0766805a183c6072e6ecd607f4735b13dd0d8abf7079ce662bc1c0b8d909db54149ad5e8

Download Submit
memory/2124-61-0x0000000005350000-0x000000000539C000-memory.dmp

Filesize
304KB

Download
memory/2124-60-0x00000000051D0000-0x000000000520C000-memory.dmp

Filesize
240KB

Download
memory/2124-59-0x0000000005170000-0x0000000005182000-memory.dmp

Filesize
72KB

Download
memory/2124-58-0x0000000005240000-0x000000000534A000-memory.dmp

Filesize
1.0MB

Download
memory/2124-57-0x00000000056F0000-0x0000000005D08000-memory.dmp

Filesize
6.1MB

Download
memory/2124-56-0x0000000000770000-0x000000000079A000-memory.dmp

Filesize
168KB

Download
memory/2548-51-0x0000000002460000-0x0000000002476000-memory.dmp

Filesize
88KB

Download
memory/2548-24-0x0000000002460000-0x0000000002476000-memory.dmp

Filesize
88KB

Download
memory/2548-39-0x0000000002460000-0x0000000002476000-memory.dmp

Filesize
88KB

Download
memory/2548-37-0x0000000002460000-0x0000000002476000-memory.dmp

Filesize
88KB

Download
memory/2548-35-0x0000000002460000-0x0000000002476000-memory.dmp

Filesize
88KB

Download
memory/2548-33-0x0000000002460000-0x0000000002476000-memory.dmp

Filesize
88KB

Download
memory/2548-31-0x0000000002460000-0x0000000002476000-memory.dmp

Filesize
88KB

Download
memory/2548-27-0x0000000002460000-0x0000000002476000-memory.dmp

Filesize
88KB

Download
memory/2548-26-0x0000000002460000-0x0000000002476000-memory.dmp

Filesize
88KB

Download
memory/2548-41-0x0000000002460000-0x0000000002476000-memory.dmp

Filesize
88KB

Download
memory/2548-49-0x0000000002460000-0x0000000002476000-memory.dmp

Filesize
88KB

Download
memory/2548-43-0x0000000002460000-0x0000000002476000-memory.dmp

Filesize
88KB

Download
memory/2548-45-0x0000000002460000-0x0000000002476000-memory.dmp

Filesize
88KB

Download
memory/2548-47-0x0000000002460000-0x0000000002476000-memory.dmp

Filesize
88KB

Download
memory/2548-29-0x0000000002460000-0x0000000002476000-memory.dmp

Filesize
88KB

Download
memory/2548-23-0x0000000002460000-0x000000000247C000-memory.dmp

Filesize
112KB

Download
memory/2548-22-0x0000000004AA0000-0x0000000005044000-memory.dmp

Filesize
5.6MB

Download
memory/2548-21-0x00000000023C0000-0x00000000023DE000-memory.dmp

Filesize
120KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads