redline | b6edffb354a9ba86f3b231c852efa52e0d70e1c6344d5852137851e9d9c396aa

Analysis

max time kernel
144s
max time network
92s
platform
windows10-1703_x64
resource
win10-20230220-en
resource tags

arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
submitted
03/05/2023, 20:59

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General

Target

b6edffb354a9ba86f3b231c852efa52e0d70e1c6344d5852137851e9d9c396aa.exe
Size

566KB
MD5

3018e1b1a967b8b7dee26d6bccd2d479
SHA1

b5579dac9d1a8ac7771660d98e35ff3095a3c101
SHA256

b6edffb354a9ba86f3b231c852efa52e0d70e1c6344d5852137851e9d9c396aa
SHA512

6e837fd5e18dfa9bf82f6708b1dc9c23ca39eaad34ebf826bfbc5c5df3c6f0367c5a0ee3a07bacf21732c33b99fde158c975feca96bf4a4ad64175b9d95a7f97
SSDEEP

12288:4Mrzy90GRqejk2BC/7ATDfSH1MyprE79IaLCNm8h725J:byrjk2BCkv6HFrs9I4I7yJ

Score

10^/10

redline darm discovery evasion infostealer persistence spyware stealer trojan

Malware Config

Extracted

Family

redline

Botnet

darm

217.196.96.56:4138

Attributes

auth_value
d88ac8ccc04ab9979b04b46313db1648

Signatures

Modifies Windows Defender Real-time Protection settings 3 TTPs 5 IoCs

evasion trojan

Modify Registry

T1112

Modify Existing Service

T1031

Disabling Security Tools

T1089

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	l7352402.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	l7352402.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	l7352402.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	l7352402.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	l7352402.exe

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

Executes dropped EXE 4 IoCs

pid	Process
2052	y7726120.exe
4316	k8961287.exe
1088	l7352402.exe
3788	m5035530.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

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	l7352402.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	l7352402.exe

Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

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\\\""	b6edffb354a9ba86f3b231c852efa52e0d70e1c6344d5852137851e9d9c396aa.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	y7726120.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\\\""	y7726120.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	b6edffb354a9ba86f3b231c852efa52e0d70e1c6344d5852137851e9d9c396aa.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 9 IoCs

pid	pid_target	Process	procid_target
3728	3788	WerFault.exe	70
4820	3788	WerFault.exe	70
3052	3788	WerFault.exe	70
60	3788	WerFault.exe	70
796	3788	WerFault.exe	70
4372	3788	WerFault.exe	70
4416	3788	WerFault.exe	70
4424	3788	WerFault.exe	70
4336	3788	WerFault.exe	70

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4316	k8961287.exe
4316	k8961287.exe
1088	l7352402.exe
1088	l7352402.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4316	k8961287.exe
Token: SeDebugPrivilege	1088	l7352402.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3788	m5035530.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1760 wrote to memory of 2052	1760	b6edffb354a9ba86f3b231c852efa52e0d70e1c6344d5852137851e9d9c396aa.exe	66
PID 1760 wrote to memory of 2052	1760	b6edffb354a9ba86f3b231c852efa52e0d70e1c6344d5852137851e9d9c396aa.exe	66
PID 1760 wrote to memory of 2052	1760	b6edffb354a9ba86f3b231c852efa52e0d70e1c6344d5852137851e9d9c396aa.exe	66
PID 2052 wrote to memory of 4316	2052	y7726120.exe	67
PID 2052 wrote to memory of 4316	2052	y7726120.exe	67
PID 2052 wrote to memory of 4316	2052	y7726120.exe	67
PID 2052 wrote to memory of 1088	2052	y7726120.exe	69
PID 2052 wrote to memory of 1088	2052	y7726120.exe	69
PID 2052 wrote to memory of 1088	2052	y7726120.exe	69
PID 1760 wrote to memory of 3788	1760	b6edffb354a9ba86f3b231c852efa52e0d70e1c6344d5852137851e9d9c396aa.exe	70
PID 1760 wrote to memory of 3788	1760	b6edffb354a9ba86f3b231c852efa52e0d70e1c6344d5852137851e9d9c396aa.exe	70
PID 1760 wrote to memory of 3788	1760	b6edffb354a9ba86f3b231c852efa52e0d70e1c6344d5852137851e9d9c396aa.exe	70

C:\Users\Admin\AppData\Local\Temp\b6edffb354a9ba86f3b231c852efa52e0d70e1c6344d5852137851e9d9c396aa.exe
"C:\Users\Admin\AppData\Local\Temp\b6edffb354a9ba86f3b231c852efa52e0d70e1c6344d5852137851e9d9c396aa.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1760
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y7726120.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y7726120.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:2052
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k8961287.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k8961287.exe
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4316
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l7352402.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l7352402.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1088
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\m5035530.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\m5035530.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of FindShellTrayWindow
  PID:3788
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3788 -s 616
    3⤵
    - Program crash
    PID:3728
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3788 -s 696
    3⤵
    - Program crash
    PID:4820
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3788 -s 800
    3⤵
    - Program crash
    PID:3052
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3788 -s 836
    3⤵
    - Program crash
    PID:60
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3788 -s 872
    3⤵
    - Program crash
    PID:796
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3788 -s 880
    3⤵
    - Program crash
    PID:4372
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3788 -s 1124
    3⤵
    - Program crash
    PID:4416
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3788 -s 1176
    3⤵
    - Program crash
    PID:4424
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3788 -s 1232
    3⤵
    - Program crash
    PID:4336

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

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\m5035530.exe

Filesize
268KB

MD5
a4eb4e137792b30be6d940d42de0f60b

SHA1
032d66d7c7fa344500d60a94eef5c8bed10097b1

SHA256
239c3be17117f8f51c44b8f5f532902914308360a13a71e6107f82b3eb375406

SHA512
c2fe547fe386d13ea2ed9154ca7521d2608c57c45b7d8cfbdf8845fb92b89c918f04ae21b703cb663c71a9645dae19828ac44d2f68ff43d675909dbda710d485

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\m5035530.exe

Filesize
268KB

MD5
a4eb4e137792b30be6d940d42de0f60b

SHA1
032d66d7c7fa344500d60a94eef5c8bed10097b1

SHA256
239c3be17117f8f51c44b8f5f532902914308360a13a71e6107f82b3eb375406

SHA512
c2fe547fe386d13ea2ed9154ca7521d2608c57c45b7d8cfbdf8845fb92b89c918f04ae21b703cb663c71a9645dae19828ac44d2f68ff43d675909dbda710d485

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y7726120.exe

Filesize
307KB

MD5
f2070eeeea1abf39df1d33b58fe9e08d

SHA1
2906ca832dcb9872ca9ace5df0aa169046ce0914

SHA256
1a50e0125188669d086effe741fc9d31658aab155c8e5569bc13225c29b5c1f7

SHA512
0d3f5d2be53195e9159bb2d8b235568909c438a044fe7a72c61a065966e15622e8a1fcc1ead51355fda21feab45f0850ff23152587219dfe9cd8ac9b41a45c43

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y7726120.exe

Filesize
307KB

MD5
f2070eeeea1abf39df1d33b58fe9e08d

SHA1
2906ca832dcb9872ca9ace5df0aa169046ce0914

SHA256
1a50e0125188669d086effe741fc9d31658aab155c8e5569bc13225c29b5c1f7

SHA512
0d3f5d2be53195e9159bb2d8b235568909c438a044fe7a72c61a065966e15622e8a1fcc1ead51355fda21feab45f0850ff23152587219dfe9cd8ac9b41a45c43

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k8961287.exe

Filesize
168KB

MD5
615c4d3fc81e66018298444d66df53a2

SHA1
1b6ff8670337f3df2bacf6aaa625b493ae7ec90e

SHA256
e5ce3b8c6d634181ad63d1c75d21053f1140753c45e609a1b1526c7d79fca03d

SHA512
3d3c18209422897c58ce6eddc99bdbcc4545b870070ef9bac1143cd6001e7e07cd69d1a3fad59243d5ec47838507abfada5c64d541caa4f0c4f4c3d3235e50f1

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k8961287.exe

Filesize
168KB

MD5
615c4d3fc81e66018298444d66df53a2

SHA1
1b6ff8670337f3df2bacf6aaa625b493ae7ec90e

SHA256
e5ce3b8c6d634181ad63d1c75d21053f1140753c45e609a1b1526c7d79fca03d

SHA512
3d3c18209422897c58ce6eddc99bdbcc4545b870070ef9bac1143cd6001e7e07cd69d1a3fad59243d5ec47838507abfada5c64d541caa4f0c4f4c3d3235e50f1

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l7352402.exe

Filesize
178KB

MD5
46caf90e940afa162c0c30a5e07934d5

SHA1
cf781e9a7e5b9f2a3f079a8392c838adc0c7a187

SHA256
6b950428b745a73b7ec23f170c990c2f32a3f0cdbc28d66b6d3d83c26f2a8ebd

SHA512
29f4b0ab42ef094c2b65e21e9af576c924a89a595016fa5b536f8524c7d70361182327b3b7b01fffb0391d8c8f88f81ca0ead736c8d570ea663b0774c7cf0223

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l7352402.exe

Filesize
178KB

MD5
46caf90e940afa162c0c30a5e07934d5

SHA1
cf781e9a7e5b9f2a3f079a8392c838adc0c7a187

SHA256
6b950428b745a73b7ec23f170c990c2f32a3f0cdbc28d66b6d3d83c26f2a8ebd

SHA512
29f4b0ab42ef094c2b65e21e9af576c924a89a595016fa5b536f8524c7d70361182327b3b7b01fffb0391d8c8f88f81ca0ead736c8d570ea663b0774c7cf0223

Download Submit
memory/1088-177-0x00000000022B0000-0x00000000022C2000-memory.dmp

Filesize
72KB

Download
memory/1088-183-0x00000000022B0000-0x00000000022C2000-memory.dmp

Filesize
72KB

Download
memory/1088-190-0x0000000004BC0000-0x0000000004BD0000-memory.dmp

Filesize
64KB

Download
memory/1088-189-0x0000000004BC0000-0x0000000004BD0000-memory.dmp

Filesize
64KB

Download
memory/1088-188-0x0000000004BC0000-0x0000000004BD0000-memory.dmp

Filesize
64KB

Download
memory/1088-187-0x00000000022B0000-0x00000000022C2000-memory.dmp

Filesize
72KB

Download
memory/1088-185-0x00000000022B0000-0x00000000022C2000-memory.dmp

Filesize
72KB

Download
memory/1088-181-0x00000000022B0000-0x00000000022C2000-memory.dmp

Filesize
72KB

Download
memory/1088-179-0x00000000022B0000-0x00000000022C2000-memory.dmp

Filesize
72KB

Download
memory/1088-175-0x00000000022B0000-0x00000000022C2000-memory.dmp

Filesize
72KB

Download
memory/1088-173-0x00000000022B0000-0x00000000022C2000-memory.dmp

Filesize
72KB

Download
memory/1088-171-0x00000000022B0000-0x00000000022C2000-memory.dmp

Filesize
72KB

Download
memory/1088-169-0x00000000022B0000-0x00000000022C2000-memory.dmp

Filesize
72KB

Download
memory/1088-167-0x00000000022B0000-0x00000000022C2000-memory.dmp

Filesize
72KB

Download
memory/1088-155-0x00000000021F0000-0x000000000220A000-memory.dmp

Filesize
104KB

Download
memory/1088-156-0x00000000022B0000-0x00000000022C8000-memory.dmp

Filesize
96KB

Download
memory/1088-157-0x0000000004BC0000-0x0000000004BD0000-memory.dmp

Filesize
64KB

Download
memory/1088-158-0x0000000004BC0000-0x0000000004BD0000-memory.dmp

Filesize
64KB

Download
memory/1088-159-0x0000000004BC0000-0x0000000004BD0000-memory.dmp

Filesize
64KB

Download
memory/1088-160-0x00000000022B0000-0x00000000022C2000-memory.dmp

Filesize
72KB

Download
memory/1088-161-0x00000000022B0000-0x00000000022C2000-memory.dmp

Filesize
72KB

Download
memory/1088-163-0x00000000022B0000-0x00000000022C2000-memory.dmp

Filesize
72KB

Download
memory/1088-165-0x00000000022B0000-0x00000000022C2000-memory.dmp

Filesize
72KB

Download
memory/3788-196-0x00000000007A0000-0x00000000007D5000-memory.dmp

Filesize
212KB

Download
memory/3788-197-0x0000000000400000-0x00000000006C4000-memory.dmp

Filesize
2.8MB

Download
memory/4316-140-0x000000000A590000-0x000000000A5CE000-memory.dmp

Filesize
248KB

Download
memory/4316-145-0x000000000B690000-0x000000000BB8E000-memory.dmp

Filesize
5.0MB

Download
memory/4316-148-0x000000000BE60000-0x000000000C022000-memory.dmp

Filesize
1.8MB

Download
memory/4316-137-0x000000000AB80000-0x000000000B186000-memory.dmp

Filesize
6.0MB

Download
memory/4316-147-0x000000000B5F0000-0x000000000B640000-memory.dmp

Filesize
320KB

Download
memory/4316-146-0x000000000AAA0000-0x000000000AB06000-memory.dmp

Filesize
408KB

Download
memory/4316-138-0x000000000A680000-0x000000000A78A000-memory.dmp

Filesize
1.0MB

Download
memory/4316-149-0x000000000C560000-0x000000000CA8C000-memory.dmp

Filesize
5.2MB

Download
memory/4316-144-0x000000000AA00000-0x000000000AA92000-memory.dmp

Filesize
584KB

Download
memory/4316-143-0x000000000A8E0000-0x000000000A956000-memory.dmp

Filesize
472KB

Download
memory/4316-142-0x000000000A610000-0x000000000A65B000-memory.dmp

Filesize
300KB

Download
memory/4316-141-0x00000000050E0000-0x00000000050F0000-memory.dmp

Filesize
64KB

Download
memory/4316-136-0x0000000002A50000-0x0000000002A56000-memory.dmp

Filesize
24KB

Download
memory/4316-135-0x0000000000830000-0x0000000000860000-memory.dmp

Filesize
192KB

Download
memory/4316-150-0x00000000050E0000-0x00000000050F0000-memory.dmp

Filesize
64KB

Download
memory/4316-139-0x000000000A570000-0x000000000A582000-memory.dmp

Filesize
72KB

Download