redline | 2a7e039df0a85a8dd740f779e411fe47d2ffbecac1b9e41ef49c4ecc3bb64840

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
06/05/2023, 21:06

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General

Target

2a7e039df0a85a8dd740f779e411fe47d2ffbecac1b9e41ef49c4ecc3bb64840.exe
Size

695KB
MD5

d45f82b98272f1cedb01c2faf5a6de4f
SHA1

6ca6384694b516fe144ea4991952acf8f4910b7b
SHA256

2a7e039df0a85a8dd740f779e411fe47d2ffbecac1b9e41ef49c4ecc3bb64840
SHA512

1e497c4547ef13875513d06d734ab7ea1d7cae6dac11abe6d78018c8096c7be0814e7d675cdbdc0bd1110969a166d9baa16ae89b0b3cdba69e6dc7cc114881e2
SSDEEP

12288:py90Z9lRphVbwhekrNN2Yl9jA6rwTwa6F3VGmUL5vleu2Kh+T1ZgKs:pyYlAheUNNPl9j5ZVGmUzWKh+T1s

Score

10^/10

redline evasion infostealer persistence stealer trojan

Malware Config

Signatures

Detects Redline Stealer samples 1 IoCs

This rule detects the presence of Redline Stealer samples based on their unique strings.

stealer

resource	yara_rule
behavioral2/memory/3968-990-0x0000000009C50000-0x000000000A268000-memory.dmp	redline_stealer

Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs

evasion trojan

Modify Registry

T1112

Modify Existing Service

T1031

Disabling Security Tools

T1089

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	94557299.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	94557299.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	94557299.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	94557299.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	94557299.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	94557299.exe

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

Executes dropped EXE 3 IoCs

pid	Process
688	un738904.exe
2128	94557299.exe
3968	rk697725.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	94557299.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	94557299.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	2a7e039df0a85a8dd740f779e411fe47d2ffbecac1b9e41ef49c4ecc3bb64840.exe
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\\\""	2a7e039df0a85a8dd740f779e411fe47d2ffbecac1b9e41ef49c4ecc3bb64840.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	un738904.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\\\""	un738904.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4360	2128	WerFault.exe	84

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2128	94557299.exe
2128	94557299.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2128	94557299.exe
Token: SeDebugPrivilege	3968	rk697725.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 768 wrote to memory of 688	768	2a7e039df0a85a8dd740f779e411fe47d2ffbecac1b9e41ef49c4ecc3bb64840.exe	83
PID 768 wrote to memory of 688	768	2a7e039df0a85a8dd740f779e411fe47d2ffbecac1b9e41ef49c4ecc3bb64840.exe	83
PID 768 wrote to memory of 688	768	2a7e039df0a85a8dd740f779e411fe47d2ffbecac1b9e41ef49c4ecc3bb64840.exe	83
PID 688 wrote to memory of 2128	688	un738904.exe	84
PID 688 wrote to memory of 2128	688	un738904.exe	84
PID 688 wrote to memory of 2128	688	un738904.exe	84
PID 688 wrote to memory of 3968	688	un738904.exe	88
PID 688 wrote to memory of 3968	688	un738904.exe	88
PID 688 wrote to memory of 3968	688	un738904.exe	88

C:\Users\Admin\AppData\Local\Temp\2a7e039df0a85a8dd740f779e411fe47d2ffbecac1b9e41ef49c4ecc3bb64840.exe
"C:\Users\Admin\AppData\Local\Temp\2a7e039df0a85a8dd740f779e411fe47d2ffbecac1b9e41ef49c4ecc3bb64840.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:768
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un738904.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un738904.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:688
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\94557299.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\94557299.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2128
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2128 -s 1088
      4⤵
      Program crash
      PID:4360
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk697725.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk697725.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    PID:3968

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 2128 -ip 2128
1⤵
PID:1820

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

T1031

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Disabling Security Tools

T1089

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\un738904.exe

Filesize
541KB

MD5
7753cb8ef538cf99a49af6a636a60280

SHA1
7805bc4a3d701a1debce327dfcdedad1f42a3b4b

SHA256
b481a2ef5ba5762f882abf438ae6c7da8933b81ff8df34a6ef0efb52d2e6bd5e

SHA512
a5ce627102367ac7ca898329a289f6a76317ca01f8569b0080b0eb5404d232dc1f49a2e0f9bf9a86f8f1b6a984db67294991971f2cfb0bff38e4f62e80087aad

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un738904.exe

Filesize
541KB

MD5
7753cb8ef538cf99a49af6a636a60280

SHA1
7805bc4a3d701a1debce327dfcdedad1f42a3b4b

SHA256
b481a2ef5ba5762f882abf438ae6c7da8933b81ff8df34a6ef0efb52d2e6bd5e

SHA512
a5ce627102367ac7ca898329a289f6a76317ca01f8569b0080b0eb5404d232dc1f49a2e0f9bf9a86f8f1b6a984db67294991971f2cfb0bff38e4f62e80087aad

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\94557299.exe

Filesize
257KB

MD5
b68748f8358a0a693b9640689528e0ad

SHA1
e1e0c8fd713e42b3e04d8cad5f40643aaec53cbb

SHA256
3182ad0fc202219e8f94c4c7ceb6467d0b1b1e53c88eae4a11290ef14a555250

SHA512
7a6cfdec03535855a5565294d851fd79d62cd4915ec9f4b1e97b70cc65a28f457b4b7c1973ceb7dfc6617a664d488dc015bb3eee4c4067ff20226779fba80875

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\94557299.exe

Filesize
257KB

MD5
b68748f8358a0a693b9640689528e0ad

SHA1
e1e0c8fd713e42b3e04d8cad5f40643aaec53cbb

SHA256
3182ad0fc202219e8f94c4c7ceb6467d0b1b1e53c88eae4a11290ef14a555250

SHA512
7a6cfdec03535855a5565294d851fd79d62cd4915ec9f4b1e97b70cc65a28f457b4b7c1973ceb7dfc6617a664d488dc015bb3eee4c4067ff20226779fba80875

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk697725.exe

Filesize
340KB

MD5
ecb52039e10e634af1e0d00366732f30

SHA1
eca73fb0fb0a0e25b235ff2b95a8aab48d6564ac

SHA256
b3b174cbb21ed0cb5ec0f478b96a26b15144192d353de3954bbf41718d5ee6cf

SHA512
1632848839569ae788919fffc73dc4e9be9e009f1194f4c4fd4227bb9d8e1d758df462dec288049c6847e4f957203c8c05bac2355a2c3ddb741053d35826daf0

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk697725.exe

Filesize
340KB

MD5
ecb52039e10e634af1e0d00366732f30

SHA1
eca73fb0fb0a0e25b235ff2b95a8aab48d6564ac

SHA256
b3b174cbb21ed0cb5ec0f478b96a26b15144192d353de3954bbf41718d5ee6cf

SHA512
1632848839569ae788919fffc73dc4e9be9e009f1194f4c4fd4227bb9d8e1d758df462dec288049c6847e4f957203c8c05bac2355a2c3ddb741053d35826daf0

Download Submit
memory/2128-184-0x0000000004C70000-0x0000000004C80000-memory.dmp

Filesize
64KB

Download
memory/2128-150-0x0000000004C70000-0x0000000004C80000-memory.dmp

Filesize
64KB

Download
memory/2128-151-0x0000000004C70000-0x0000000004C80000-memory.dmp

Filesize
64KB

Download
memory/2128-153-0x00000000076C0000-0x00000000076D3000-memory.dmp

Filesize
76KB

Download
memory/2128-154-0x00000000076C0000-0x00000000076D3000-memory.dmp

Filesize
76KB

Download
memory/2128-156-0x00000000076C0000-0x00000000076D3000-memory.dmp

Filesize
76KB

Download
memory/2128-158-0x00000000076C0000-0x00000000076D3000-memory.dmp

Filesize
76KB

Download
memory/2128-160-0x00000000076C0000-0x00000000076D3000-memory.dmp

Filesize
76KB

Download
memory/2128-162-0x00000000076C0000-0x00000000076D3000-memory.dmp

Filesize
76KB

Download
memory/2128-164-0x00000000076C0000-0x00000000076D3000-memory.dmp

Filesize
76KB

Download
memory/2128-166-0x00000000076C0000-0x00000000076D3000-memory.dmp

Filesize
76KB

Download
memory/2128-168-0x00000000076C0000-0x00000000076D3000-memory.dmp

Filesize
76KB

Download
memory/2128-170-0x00000000076C0000-0x00000000076D3000-memory.dmp

Filesize
76KB

Download
memory/2128-172-0x00000000076C0000-0x00000000076D3000-memory.dmp

Filesize
76KB

Download
memory/2128-174-0x00000000076C0000-0x00000000076D3000-memory.dmp

Filesize
76KB

Download
memory/2128-176-0x00000000076C0000-0x00000000076D3000-memory.dmp

Filesize
76KB

Download
memory/2128-178-0x00000000076C0000-0x00000000076D3000-memory.dmp

Filesize
76KB

Download
memory/2128-180-0x00000000076C0000-0x00000000076D3000-memory.dmp

Filesize
76KB

Download
memory/2128-181-0x0000000000400000-0x0000000002B9B000-memory.dmp

Filesize
39.6MB

Download
memory/2128-182-0x0000000004C70000-0x0000000004C80000-memory.dmp

Filesize
64KB

Download
memory/2128-183-0x0000000004C70000-0x0000000004C80000-memory.dmp

Filesize
64KB

Download
memory/2128-152-0x0000000004C70000-0x0000000004C80000-memory.dmp

Filesize
64KB

Download
memory/2128-188-0x0000000000400000-0x0000000002B9B000-memory.dmp

Filesize
39.6MB

Download
memory/2128-149-0x0000000002C90000-0x0000000002CBD000-memory.dmp

Filesize
180KB

Download
memory/2128-148-0x0000000007110000-0x00000000076B4000-memory.dmp

Filesize
5.6MB

Download
memory/3968-492-0x0000000004A00000-0x0000000004A10000-memory.dmp

Filesize
64KB

Download
memory/3968-994-0x000000000A440000-0x000000000A47C000-memory.dmp

Filesize
240KB

Download
memory/3968-992-0x000000000A320000-0x000000000A42A000-memory.dmp

Filesize
1.0MB

Download
memory/3968-195-0x0000000007750000-0x0000000007785000-memory.dmp

Filesize
212KB

Download
memory/3968-221-0x0000000007750000-0x0000000007785000-memory.dmp

Filesize
212KB

Download
memory/3968-203-0x0000000007750000-0x0000000007785000-memory.dmp

Filesize
212KB

Download
memory/3968-205-0x0000000007750000-0x0000000007785000-memory.dmp

Filesize
212KB

Download
memory/3968-207-0x0000000007750000-0x0000000007785000-memory.dmp

Filesize
212KB

Download
memory/3968-209-0x0000000007750000-0x0000000007785000-memory.dmp

Filesize
212KB

Download
memory/3968-211-0x0000000007750000-0x0000000007785000-memory.dmp

Filesize
212KB

Download
memory/3968-213-0x0000000007750000-0x0000000007785000-memory.dmp

Filesize
212KB

Download
memory/3968-215-0x0000000007750000-0x0000000007785000-memory.dmp

Filesize
212KB

Download
memory/3968-199-0x0000000007750000-0x0000000007785000-memory.dmp

Filesize
212KB

Download
memory/3968-217-0x0000000007750000-0x0000000007785000-memory.dmp

Filesize
212KB

Download
memory/3968-201-0x0000000007750000-0x0000000007785000-memory.dmp

Filesize
212KB

Download
memory/3968-219-0x0000000007750000-0x0000000007785000-memory.dmp

Filesize
212KB

Download
memory/3968-487-0x0000000002BF0000-0x0000000002C36000-memory.dmp

Filesize
280KB

Download
memory/3968-488-0x0000000004A00000-0x0000000004A10000-memory.dmp

Filesize
64KB

Download
memory/3968-223-0x0000000007750000-0x0000000007785000-memory.dmp

Filesize
212KB

Download
memory/3968-491-0x0000000004A00000-0x0000000004A10000-memory.dmp

Filesize
64KB

Download
memory/3968-990-0x0000000009C50000-0x000000000A268000-memory.dmp

Filesize
6.1MB

Download
memory/3968-991-0x000000000A300000-0x000000000A312000-memory.dmp

Filesize
72KB

Download
memory/3968-197-0x0000000007750000-0x0000000007785000-memory.dmp

Filesize
212KB

Download
memory/3968-194-0x0000000007750000-0x0000000007785000-memory.dmp

Filesize
212KB

Download
memory/3968-995-0x0000000004A00000-0x0000000004A10000-memory.dmp

Filesize
64KB

Download
memory/3968-996-0x0000000004A00000-0x0000000004A10000-memory.dmp

Filesize
64KB

Download
memory/3968-997-0x0000000004A00000-0x0000000004A10000-memory.dmp

Filesize
64KB

Download
memory/3968-999-0x0000000004A00000-0x0000000004A10000-memory.dmp

Filesize
64KB

Download