redline | 44931694226938ac19e023a420efe97e12947c5731ce847917e294c2bb42e6a2

Analysis

max time kernel
150s
max time network
156s
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, 21:37

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General

Target

44931694226938ac19e023a420efe97e12947c5731ce847917e294c2bb42e6a2.exe
Size

563KB
MD5

020f975c44f8fe489ab00ab5f3c6935e
SHA1

f5c9e3062fc92237d079d88ef27796b04f2cd2a6
SHA256

44931694226938ac19e023a420efe97e12947c5731ce847917e294c2bb42e6a2
SHA512

776ec600b9692bbc5baf27d937a23f8adbfafef44db2914da307006a8375593fefcf8fcd7c814de67de742b6cc88e27b11721edd9cdef06c0448e4362288ceee
SSDEEP

12288:Hy90P0rXsdmusM7DC5WoGo7w0lGF+pnHcnqL/oQrI07fM13sXGNNP:Hyq2cdbz7DC5GIIF8HrLgQ05L3

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/992-949-0x0000000009C60000-0x000000000A278000-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\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	11974718.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	11974718.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	11974718.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	11974718.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	11974718.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	11974718.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
2932	st636958.exe
3872	11974718.exe
992	kp626585.exe

Windows security modification 2 TTPs 1 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0"	11974718.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	44931694226938ac19e023a420efe97e12947c5731ce847917e294c2bb42e6a2.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\\\""	44931694226938ac19e023a420efe97e12947c5731ce847917e294c2bb42e6a2.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	st636958.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\\\""	st636958.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3872	11974718.exe
3872	11974718.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3872	11974718.exe
Token: SeDebugPrivilege	992	kp626585.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2400 wrote to memory of 2932	2400	44931694226938ac19e023a420efe97e12947c5731ce847917e294c2bb42e6a2.exe	86
PID 2400 wrote to memory of 2932	2400	44931694226938ac19e023a420efe97e12947c5731ce847917e294c2bb42e6a2.exe	86
PID 2400 wrote to memory of 2932	2400	44931694226938ac19e023a420efe97e12947c5731ce847917e294c2bb42e6a2.exe	86
PID 2932 wrote to memory of 3872	2932	st636958.exe	87
PID 2932 wrote to memory of 3872	2932	st636958.exe	87
PID 2932 wrote to memory of 992	2932	st636958.exe	94
PID 2932 wrote to memory of 992	2932	st636958.exe	94
PID 2932 wrote to memory of 992	2932	st636958.exe	94

C:\Users\Admin\AppData\Local\Temp\44931694226938ac19e023a420efe97e12947c5731ce847917e294c2bb42e6a2.exe
"C:\Users\Admin\AppData\Local\Temp\44931694226938ac19e023a420efe97e12947c5731ce847917e294c2bb42e6a2.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2400
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st636958.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st636958.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:2932
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\11974718.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\11974718.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3872
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp626585.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp626585.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    PID:992

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\st636958.exe

Filesize
408KB

MD5
a4af458acee4fe87a69942df9a1a91c7

SHA1
4c9e2954c3b5767499c66a3a7cbe24438a560adb

SHA256
5c944cca3cd1e7641d5fde9ad791c4c45d1c456b5b974606dc4b01039a18dc3b

SHA512
0c5b398101f3e70b7afa32365f51a289a65f06168bec87e72545c29a158e16022f4ec82a30e434ead7dc89249be73ac2c814f3a67646bf5f448ea7e7974c8de6

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st636958.exe

Filesize
408KB

MD5
a4af458acee4fe87a69942df9a1a91c7

SHA1
4c9e2954c3b5767499c66a3a7cbe24438a560adb

SHA256
5c944cca3cd1e7641d5fde9ad791c4c45d1c456b5b974606dc4b01039a18dc3b

SHA512
0c5b398101f3e70b7afa32365f51a289a65f06168bec87e72545c29a158e16022f4ec82a30e434ead7dc89249be73ac2c814f3a67646bf5f448ea7e7974c8de6

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\11974718.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\11974718.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp626585.exe

Filesize
360KB

MD5
9a96ef9b19f307c7265f06305ce73c65

SHA1
c113694419b09817655d1eb078d8ba7ff669727c

SHA256
dcbfd05928f34ad6d453d7f636fb22a2416d6b5cd433250f16a0835a64d80a02

SHA512
c2bd3c93cc387d10677a58e45f105859706c9a5cb11cbd0a4e7d684ffd0f034af15f65eab141faad03a58111ee9c0ad8cecd0e4dd08d01005dc5878196433688

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp626585.exe

Filesize
360KB

MD5
9a96ef9b19f307c7265f06305ce73c65

SHA1
c113694419b09817655d1eb078d8ba7ff669727c

SHA256
dcbfd05928f34ad6d453d7f636fb22a2416d6b5cd433250f16a0835a64d80a02

SHA512
c2bd3c93cc387d10677a58e45f105859706c9a5cb11cbd0a4e7d684ffd0f034af15f65eab141faad03a58111ee9c0ad8cecd0e4dd08d01005dc5878196433688

Download Submit
memory/992-153-0x0000000002CF0000-0x0000000002D36000-memory.dmp

Filesize
280KB

Download
memory/992-154-0x0000000007130000-0x00000000076D4000-memory.dmp

Filesize
5.6MB

Download
memory/992-155-0x0000000007730000-0x0000000007765000-memory.dmp

Filesize
212KB

Download
memory/992-156-0x0000000007730000-0x0000000007765000-memory.dmp

Filesize
212KB

Download
memory/992-158-0x0000000007730000-0x0000000007765000-memory.dmp

Filesize
212KB

Download
memory/992-160-0x0000000007730000-0x0000000007765000-memory.dmp

Filesize
212KB

Download
memory/992-162-0x0000000007730000-0x0000000007765000-memory.dmp

Filesize
212KB

Download
memory/992-164-0x0000000007730000-0x0000000007765000-memory.dmp

Filesize
212KB

Download
memory/992-166-0x0000000007730000-0x0000000007765000-memory.dmp

Filesize
212KB

Download
memory/992-168-0x0000000007730000-0x0000000007765000-memory.dmp

Filesize
212KB

Download
memory/992-170-0x0000000007730000-0x0000000007765000-memory.dmp

Filesize
212KB

Download
memory/992-172-0x0000000007730000-0x0000000007765000-memory.dmp

Filesize
212KB

Download
memory/992-174-0x0000000007730000-0x0000000007765000-memory.dmp

Filesize
212KB

Download
memory/992-176-0x0000000007730000-0x0000000007765000-memory.dmp

Filesize
212KB

Download
memory/992-178-0x0000000007730000-0x0000000007765000-memory.dmp

Filesize
212KB

Download
memory/992-180-0x0000000007730000-0x0000000007765000-memory.dmp

Filesize
212KB

Download
memory/992-182-0x0000000007730000-0x0000000007765000-memory.dmp

Filesize
212KB

Download
memory/992-184-0x0000000004BD0000-0x0000000004BE0000-memory.dmp

Filesize
64KB

Download
memory/992-185-0x0000000007730000-0x0000000007765000-memory.dmp

Filesize
212KB

Download
memory/992-188-0x0000000007730000-0x0000000007765000-memory.dmp

Filesize
212KB

Download
memory/992-190-0x0000000007730000-0x0000000007765000-memory.dmp

Filesize
212KB

Download
memory/992-186-0x0000000004BD0000-0x0000000004BE0000-memory.dmp

Filesize
64KB

Download
memory/992-192-0x0000000007730000-0x0000000007765000-memory.dmp

Filesize
212KB

Download
memory/992-194-0x0000000007730000-0x0000000007765000-memory.dmp

Filesize
212KB

Download
memory/992-196-0x0000000007730000-0x0000000007765000-memory.dmp

Filesize
212KB

Download
memory/992-198-0x0000000007730000-0x0000000007765000-memory.dmp

Filesize
212KB

Download
memory/992-200-0x0000000007730000-0x0000000007765000-memory.dmp

Filesize
212KB

Download
memory/992-202-0x0000000007730000-0x0000000007765000-memory.dmp

Filesize
212KB

Download
memory/992-206-0x0000000007730000-0x0000000007765000-memory.dmp

Filesize
212KB

Download
memory/992-204-0x0000000007730000-0x0000000007765000-memory.dmp

Filesize
212KB

Download
memory/992-208-0x0000000007730000-0x0000000007765000-memory.dmp

Filesize
212KB

Download
memory/992-210-0x0000000007730000-0x0000000007765000-memory.dmp

Filesize
212KB

Download
memory/992-212-0x0000000007730000-0x0000000007765000-memory.dmp

Filesize
212KB

Download
memory/992-214-0x0000000007730000-0x0000000007765000-memory.dmp

Filesize
212KB

Download
memory/992-216-0x0000000007730000-0x0000000007765000-memory.dmp

Filesize
212KB

Download
memory/992-218-0x0000000007730000-0x0000000007765000-memory.dmp

Filesize
212KB

Download
memory/992-220-0x0000000007730000-0x0000000007765000-memory.dmp

Filesize
212KB

Download
memory/992-949-0x0000000009C60000-0x000000000A278000-memory.dmp

Filesize
6.1MB

Download
memory/992-950-0x000000000A320000-0x000000000A332000-memory.dmp

Filesize
72KB

Download
memory/992-951-0x000000000A340000-0x000000000A44A000-memory.dmp

Filesize
1.0MB

Download
memory/992-952-0x000000000A460000-0x000000000A49C000-memory.dmp

Filesize
240KB

Download
memory/992-953-0x0000000004BD0000-0x0000000004BE0000-memory.dmp

Filesize
64KB

Download
memory/992-955-0x0000000004BD0000-0x0000000004BE0000-memory.dmp

Filesize
64KB

Download
memory/992-956-0x0000000004BD0000-0x0000000004BE0000-memory.dmp

Filesize
64KB

Download
memory/992-957-0x0000000004BD0000-0x0000000004BE0000-memory.dmp

Filesize
64KB

Download
memory/992-958-0x0000000004BD0000-0x0000000004BE0000-memory.dmp

Filesize
64KB

Download
memory/3872-147-0x0000000000C10000-0x0000000000C1A000-memory.dmp

Filesize
40KB

Download