redline | c1632a93dc892ed28ae8861398f25db3b117c843864581eeba25ef29267cee09

Analysis

max time kernel
151s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
05/05/2023, 19:25

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General

Target

c1632a93dc892ed28ae8861398f25db3b117c843864581eeba25ef29267cee09.exe
Size

695KB
MD5

2b33a0ff9afe21bba8070386738dd9a1
SHA1

36853c50dc3d9498f2c989f12d11688555e72b29
SHA256

c1632a93dc892ed28ae8861398f25db3b117c843864581eeba25ef29267cee09
SHA512

f3bd20a5bef7984eb95475ceab8c74b4e721026e22cdb5dc93db62c102c4edccafa61bb9fdf22ed97f6d8cc8d24c50bfe8e3f9ac82ff0a70fb191a0be34a1056
SSDEEP

12288:ey90tiWyrr2PoTl/Y7TfZdkpD1K4M0QNi8/4PTZdoXfwQ1yiZUDZf7Wg:eyYyPRyfZ2w0Q9QPTzovwQOgg

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/1084-989-0x0000000009CE0000-0x000000000A2F8000-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
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	19985000.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	19985000.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	19985000.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	19985000.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	19985000.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	19985000.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
1420	un299961.exe
1820	19985000.exe
1084	rk880250.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	19985000.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	19985000.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	c1632a93dc892ed28ae8861398f25db3b117c843864581eeba25ef29267cee09.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\\\""	c1632a93dc892ed28ae8861398f25db3b117c843864581eeba25ef29267cee09.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	un299961.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\\\""	un299961.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1560	1820	WerFault.exe	85

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1820	19985000.exe
1820	19985000.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1820	19985000.exe
Token: SeDebugPrivilege	1084	rk880250.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1900 wrote to memory of 1420	1900	c1632a93dc892ed28ae8861398f25db3b117c843864581eeba25ef29267cee09.exe	84
PID 1900 wrote to memory of 1420	1900	c1632a93dc892ed28ae8861398f25db3b117c843864581eeba25ef29267cee09.exe	84
PID 1900 wrote to memory of 1420	1900	c1632a93dc892ed28ae8861398f25db3b117c843864581eeba25ef29267cee09.exe	84
PID 1420 wrote to memory of 1820	1420	un299961.exe	85
PID 1420 wrote to memory of 1820	1420	un299961.exe	85
PID 1420 wrote to memory of 1820	1420	un299961.exe	85
PID 1420 wrote to memory of 1084	1420	un299961.exe	89
PID 1420 wrote to memory of 1084	1420	un299961.exe	89
PID 1420 wrote to memory of 1084	1420	un299961.exe	89

C:\Users\Admin\AppData\Local\Temp\c1632a93dc892ed28ae8861398f25db3b117c843864581eeba25ef29267cee09.exe
"C:\Users\Admin\AppData\Local\Temp\c1632a93dc892ed28ae8861398f25db3b117c843864581eeba25ef29267cee09.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1900
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un299961.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un299961.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:1420
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\19985000.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\19985000.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1820
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1820 -s 1016
      4⤵
      Program crash
      PID:1560
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk880250.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk880250.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    PID:1084

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 1820 -ip 1820
1⤵
PID:1816

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un299961.exe

Filesize
541KB

MD5
e8bebe50132975fa77d11fabcc4f4526

SHA1
45f227db2669134d18368a39ad6e0892c17a90f7

SHA256
6672ae09ef0ab01d41161d9d792caab248271f5d29c917eb6b28ae31f6c75bbc

SHA512
051279fc1b54bf7c92c00b6b9fea259ea16fbf0711b2c37ae13044cbca2dfa0c35a997b0ef344060ef4d6918855f2e663eba43f2d44930351b2a7a02f1c640c7

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un299961.exe

Filesize
541KB

MD5
e8bebe50132975fa77d11fabcc4f4526

SHA1
45f227db2669134d18368a39ad6e0892c17a90f7

SHA256
6672ae09ef0ab01d41161d9d792caab248271f5d29c917eb6b28ae31f6c75bbc

SHA512
051279fc1b54bf7c92c00b6b9fea259ea16fbf0711b2c37ae13044cbca2dfa0c35a997b0ef344060ef4d6918855f2e663eba43f2d44930351b2a7a02f1c640c7

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\19985000.exe

Filesize
258KB

MD5
0456d29cd856a216de10ea210144af2d

SHA1
a6f4933df5d1845ff198ea1e031960d8f37baf22

SHA256
78cb54a66a0ad873b22677c5ccfeee4a503da0a8a0fc516d96104ac1de3e027d

SHA512
af526de445cc261c74146839212010cb4ffa0eb5a6dac2d6f0b1c633b217304a557c2c1aac3cf1948e00c9e5345b08051c0f65eb57cd7bea471e6d2a31fb4677

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\19985000.exe

Filesize
258KB

MD5
0456d29cd856a216de10ea210144af2d

SHA1
a6f4933df5d1845ff198ea1e031960d8f37baf22

SHA256
78cb54a66a0ad873b22677c5ccfeee4a503da0a8a0fc516d96104ac1de3e027d

SHA512
af526de445cc261c74146839212010cb4ffa0eb5a6dac2d6f0b1c633b217304a557c2c1aac3cf1948e00c9e5345b08051c0f65eb57cd7bea471e6d2a31fb4677

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk880250.exe

Filesize
340KB

MD5
798cf522a76e389588fa71cb8d5e0c46

SHA1
e221cf88d35b49f6c57a359a239857114289e0f7

SHA256
f7e30143393a333d44f09efe1d6c0d224ff8f4b5efedbec30e435901ad39cb9b

SHA512
ae000d0bd6b55ad8a1d4e2807c98b9ecfa9da85e6152ef9f57fdce6f77fe1bb525d2a8a1865ab8ee0b76f1f229896d2d00f04ec07ba52d0b90c43374284b4606

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk880250.exe

Filesize
340KB

MD5
798cf522a76e389588fa71cb8d5e0c46

SHA1
e221cf88d35b49f6c57a359a239857114289e0f7

SHA256
f7e30143393a333d44f09efe1d6c0d224ff8f4b5efedbec30e435901ad39cb9b

SHA512
ae000d0bd6b55ad8a1d4e2807c98b9ecfa9da85e6152ef9f57fdce6f77fe1bb525d2a8a1865ab8ee0b76f1f229896d2d00f04ec07ba52d0b90c43374284b4606

Download Submit
memory/1084-214-0x0000000004D70000-0x0000000004DA5000-memory.dmp

Filesize
212KB

Download
memory/1084-193-0x0000000004D70000-0x0000000004DA5000-memory.dmp

Filesize
212KB

Download
memory/1084-997-0x00000000073A0000-0x00000000073B0000-memory.dmp

Filesize
64KB

Download
memory/1084-996-0x00000000073A0000-0x00000000073B0000-memory.dmp

Filesize
64KB

Download
memory/1084-995-0x00000000073A0000-0x00000000073B0000-memory.dmp

Filesize
64KB

Download
memory/1084-993-0x00000000073A0000-0x00000000073B0000-memory.dmp

Filesize
64KB

Download
memory/1084-992-0x000000000A440000-0x000000000A47C000-memory.dmp

Filesize
240KB

Download
memory/1084-991-0x000000000A320000-0x000000000A42A000-memory.dmp

Filesize
1.0MB

Download
memory/1084-990-0x000000000A300000-0x000000000A312000-memory.dmp

Filesize
72KB

Download
memory/1084-989-0x0000000009CE0000-0x000000000A2F8000-memory.dmp

Filesize
6.1MB

Download
memory/1084-194-0x0000000004D70000-0x0000000004DA5000-memory.dmp

Filesize
212KB

Download
memory/1084-444-0x00000000073A0000-0x00000000073B0000-memory.dmp

Filesize
64KB

Download
memory/1084-196-0x0000000004D70000-0x0000000004DA5000-memory.dmp

Filesize
212KB

Download
memory/1084-200-0x0000000004D70000-0x0000000004DA5000-memory.dmp

Filesize
212KB

Download
memory/1084-440-0x00000000073A0000-0x00000000073B0000-memory.dmp

Filesize
64KB

Download
memory/1084-439-0x0000000002BF0000-0x0000000002C36000-memory.dmp

Filesize
280KB

Download
memory/1084-222-0x0000000004D70000-0x0000000004DA5000-memory.dmp

Filesize
212KB

Download
memory/1084-220-0x0000000004D70000-0x0000000004DA5000-memory.dmp

Filesize
212KB

Download
memory/1084-218-0x0000000004D70000-0x0000000004DA5000-memory.dmp

Filesize
212KB

Download
memory/1084-216-0x0000000004D70000-0x0000000004DA5000-memory.dmp

Filesize
212KB

Download
memory/1084-212-0x0000000004D70000-0x0000000004DA5000-memory.dmp

Filesize
212KB

Download
memory/1084-210-0x0000000004D70000-0x0000000004DA5000-memory.dmp

Filesize
212KB

Download
memory/1084-208-0x0000000004D70000-0x0000000004DA5000-memory.dmp

Filesize
212KB

Download
memory/1084-206-0x0000000004D70000-0x0000000004DA5000-memory.dmp

Filesize
212KB

Download
memory/1084-204-0x0000000004D70000-0x0000000004DA5000-memory.dmp

Filesize
212KB

Download
memory/1084-443-0x00000000073A0000-0x00000000073B0000-memory.dmp

Filesize
64KB

Download
memory/1084-202-0x0000000004D70000-0x0000000004DA5000-memory.dmp

Filesize
212KB

Download
memory/1084-198-0x0000000004D70000-0x0000000004DA5000-memory.dmp

Filesize
212KB

Download
memory/1820-171-0x0000000004A90000-0x0000000004AA3000-memory.dmp

Filesize
76KB

Download
memory/1820-179-0x0000000004A90000-0x0000000004AA3000-memory.dmp

Filesize
76KB

Download
memory/1820-153-0x00000000073C0000-0x00000000073D0000-memory.dmp

Filesize
64KB

Download
memory/1820-149-0x0000000002C70000-0x0000000002C9D000-memory.dmp

Filesize
180KB

Download
memory/1820-152-0x0000000004A90000-0x0000000004AA3000-memory.dmp

Filesize
76KB

Download
memory/1820-185-0x0000000000400000-0x0000000002B9B000-memory.dmp

Filesize
39.6MB

Download
memory/1820-184-0x00000000073C0000-0x00000000073D0000-memory.dmp

Filesize
64KB

Download
memory/1820-183-0x00000000073C0000-0x00000000073D0000-memory.dmp

Filesize
64KB

Download
memory/1820-148-0x00000000073D0000-0x0000000007974000-memory.dmp

Filesize
5.6MB

Download
memory/1820-182-0x00000000073C0000-0x00000000073D0000-memory.dmp

Filesize
64KB

Download
memory/1820-180-0x0000000000400000-0x0000000002B9B000-memory.dmp

Filesize
39.6MB

Download
memory/1820-165-0x0000000004A90000-0x0000000004AA3000-memory.dmp

Filesize
76KB

Download
memory/1820-167-0x0000000004A90000-0x0000000004AA3000-memory.dmp

Filesize
76KB

Download
memory/1820-169-0x0000000004A90000-0x0000000004AA3000-memory.dmp

Filesize
76KB

Download
memory/1820-173-0x0000000004A90000-0x0000000004AA3000-memory.dmp

Filesize
76KB

Download
memory/1820-177-0x0000000004A90000-0x0000000004AA3000-memory.dmp

Filesize
76KB

Download
memory/1820-175-0x0000000004A90000-0x0000000004AA3000-memory.dmp

Filesize
76KB

Download
memory/1820-163-0x0000000004A90000-0x0000000004AA3000-memory.dmp

Filesize
76KB

Download
memory/1820-161-0x0000000004A90000-0x0000000004AA3000-memory.dmp

Filesize
76KB

Download
memory/1820-159-0x0000000004A90000-0x0000000004AA3000-memory.dmp

Filesize
76KB

Download
memory/1820-157-0x0000000004A90000-0x0000000004AA3000-memory.dmp

Filesize
76KB

Download
memory/1820-155-0x0000000004A90000-0x0000000004AA3000-memory.dmp

Filesize
76KB

Download
memory/1820-150-0x0000000004A90000-0x0000000004AA3000-memory.dmp

Filesize
76KB

Download
memory/1820-151-0x00000000073C0000-0x00000000073D0000-memory.dmp

Filesize
64KB

Download