redline | 62f7439850c1d68d34cdc7b019bbd9baa63039d973aeec1a03b2a6d7bcd1fd4a

Analysis

max time kernel
154s
max time network
182s
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, 22:14

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General

Target

62f7439850c1d68d34cdc7b019bbd9baa63039d973aeec1a03b2a6d7bcd1fd4a.exe
Size

563KB
MD5

7ad5da7646f6a413bbb2ded7c00b99ac
SHA1

a1b68df6bcce341a31872a7a37fc831067ec1160
SHA256

62f7439850c1d68d34cdc7b019bbd9baa63039d973aeec1a03b2a6d7bcd1fd4a
SHA512

d0511489720088849febac1e392a56c5f3feac4fc846d678db9f6199a35af97f654aa59bad9c1f589bd91b90924e4c2139dc0fcaa84308a99cb2241bf15aaa29
SSDEEP

12288:4y905CNlruxgiOG09Zyn1mIeezU0Lb1nM9235Wlgt:4ypXruAV6n1smbLbpaJlgt

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/3252-950-0x0000000009C90000-0x000000000A2A8000-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\Policies\Microsoft\Windows Defender\Real-Time Protection	73435917.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	73435917.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	73435917.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	73435917.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	73435917.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	73435917.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
4272	st477488.exe
3484	73435917.exe
3252	kp693323.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"	73435917.exe

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_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\""	st477488.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	62f7439850c1d68d34cdc7b019bbd9baa63039d973aeec1a03b2a6d7bcd1fd4a.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\\\""	62f7439850c1d68d34cdc7b019bbd9baa63039d973aeec1a03b2a6d7bcd1fd4a.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	st477488.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3484	73435917.exe
3484	73435917.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3484	73435917.exe
Token: SeDebugPrivilege	3252	kp693323.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4688 wrote to memory of 4272	4688	62f7439850c1d68d34cdc7b019bbd9baa63039d973aeec1a03b2a6d7bcd1fd4a.exe	86
PID 4688 wrote to memory of 4272	4688	62f7439850c1d68d34cdc7b019bbd9baa63039d973aeec1a03b2a6d7bcd1fd4a.exe	86
PID 4688 wrote to memory of 4272	4688	62f7439850c1d68d34cdc7b019bbd9baa63039d973aeec1a03b2a6d7bcd1fd4a.exe	86
PID 4272 wrote to memory of 3484	4272	st477488.exe	87
PID 4272 wrote to memory of 3484	4272	st477488.exe	87
PID 4272 wrote to memory of 3252	4272	st477488.exe	89
PID 4272 wrote to memory of 3252	4272	st477488.exe	89
PID 4272 wrote to memory of 3252	4272	st477488.exe	89

C:\Users\Admin\AppData\Local\Temp\62f7439850c1d68d34cdc7b019bbd9baa63039d973aeec1a03b2a6d7bcd1fd4a.exe
"C:\Users\Admin\AppData\Local\Temp\62f7439850c1d68d34cdc7b019bbd9baa63039d973aeec1a03b2a6d7bcd1fd4a.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4688
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st477488.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st477488.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:4272
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\73435917.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\73435917.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3484
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp693323.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp693323.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    PID:3252

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\st477488.exe

Filesize
409KB

MD5
481ebd7cab0be66982251b4471a6c308

SHA1
2381af71b120c50961c58c41a0210a8407a58658

SHA256
f7f4da6244a0555c32bcc53c9b54c625a80be310b427808a5a5abe977b95d53c

SHA512
b1f8db6cc5d2c89b4fd0b1a5c210c206a737aa42c768887aae31e82e0c8877ce6198021caaaadb16f99c5fc5cdf9e6746a3cd803b046ae4fbcb604465800c5fb

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st477488.exe

Filesize
409KB

MD5
481ebd7cab0be66982251b4471a6c308

SHA1
2381af71b120c50961c58c41a0210a8407a58658

SHA256
f7f4da6244a0555c32bcc53c9b54c625a80be310b427808a5a5abe977b95d53c

SHA512
b1f8db6cc5d2c89b4fd0b1a5c210c206a737aa42c768887aae31e82e0c8877ce6198021caaaadb16f99c5fc5cdf9e6746a3cd803b046ae4fbcb604465800c5fb

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\73435917.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\73435917.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp693323.exe

Filesize
361KB

MD5
6fe27698092949814d5ba40d885ef089

SHA1
ac5d08b42031edd3504d0c40710b525aa62b4154

SHA256
0588c7af1aff9b7127065c626420dd3365e672812d00f59eb5716faa9cf2795e

SHA512
7e48c4fb42b0903863ec41bbacafc5f03a342ce30745f42831b609a0a7ab7cc781b820f019e17e3063c93027271f53d2ec2db14292302986c7871f173436350e

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp693323.exe

Filesize
361KB

MD5
6fe27698092949814d5ba40d885ef089

SHA1
ac5d08b42031edd3504d0c40710b525aa62b4154

SHA256
0588c7af1aff9b7127065c626420dd3365e672812d00f59eb5716faa9cf2795e

SHA512
7e48c4fb42b0903863ec41bbacafc5f03a342ce30745f42831b609a0a7ab7cc781b820f019e17e3063c93027271f53d2ec2db14292302986c7871f173436350e

Download Submit
memory/3252-153-0x0000000002CA0000-0x0000000002CE6000-memory.dmp

Filesize
280KB

Download
memory/3252-154-0x0000000007260000-0x0000000007804000-memory.dmp

Filesize
5.6MB

Download
memory/3252-155-0x0000000004DF0000-0x0000000004E00000-memory.dmp

Filesize
64KB

Download
memory/3252-156-0x0000000004DF0000-0x0000000004E00000-memory.dmp

Filesize
64KB

Download
memory/3252-157-0x0000000004DF0000-0x0000000004E00000-memory.dmp

Filesize
64KB

Download
memory/3252-158-0x0000000004D30000-0x0000000004D65000-memory.dmp

Filesize
212KB

Download
memory/3252-159-0x0000000004D30000-0x0000000004D65000-memory.dmp

Filesize
212KB

Download
memory/3252-161-0x0000000004D30000-0x0000000004D65000-memory.dmp

Filesize
212KB

Download
memory/3252-163-0x0000000004D30000-0x0000000004D65000-memory.dmp

Filesize
212KB

Download
memory/3252-165-0x0000000004D30000-0x0000000004D65000-memory.dmp

Filesize
212KB

Download
memory/3252-167-0x0000000004D30000-0x0000000004D65000-memory.dmp

Filesize
212KB

Download
memory/3252-169-0x0000000004D30000-0x0000000004D65000-memory.dmp

Filesize
212KB

Download
memory/3252-171-0x0000000004D30000-0x0000000004D65000-memory.dmp

Filesize
212KB

Download
memory/3252-173-0x0000000004D30000-0x0000000004D65000-memory.dmp

Filesize
212KB

Download
memory/3252-175-0x0000000004D30000-0x0000000004D65000-memory.dmp

Filesize
212KB

Download
memory/3252-177-0x0000000004D30000-0x0000000004D65000-memory.dmp

Filesize
212KB

Download
memory/3252-179-0x0000000004D30000-0x0000000004D65000-memory.dmp

Filesize
212KB

Download
memory/3252-181-0x0000000004D30000-0x0000000004D65000-memory.dmp

Filesize
212KB

Download
memory/3252-183-0x0000000004D30000-0x0000000004D65000-memory.dmp

Filesize
212KB

Download
memory/3252-185-0x0000000004D30000-0x0000000004D65000-memory.dmp

Filesize
212KB

Download
memory/3252-187-0x0000000004D30000-0x0000000004D65000-memory.dmp

Filesize
212KB

Download
memory/3252-189-0x0000000004D30000-0x0000000004D65000-memory.dmp

Filesize
212KB

Download
memory/3252-191-0x0000000004D30000-0x0000000004D65000-memory.dmp

Filesize
212KB

Download
memory/3252-193-0x0000000004D30000-0x0000000004D65000-memory.dmp

Filesize
212KB

Download
memory/3252-195-0x0000000004D30000-0x0000000004D65000-memory.dmp

Filesize
212KB

Download
memory/3252-197-0x0000000004D30000-0x0000000004D65000-memory.dmp

Filesize
212KB

Download
memory/3252-199-0x0000000004D30000-0x0000000004D65000-memory.dmp

Filesize
212KB

Download
memory/3252-201-0x0000000004D30000-0x0000000004D65000-memory.dmp

Filesize
212KB

Download
memory/3252-203-0x0000000004D30000-0x0000000004D65000-memory.dmp

Filesize
212KB

Download
memory/3252-205-0x0000000004D30000-0x0000000004D65000-memory.dmp

Filesize
212KB

Download
memory/3252-207-0x0000000004D30000-0x0000000004D65000-memory.dmp

Filesize
212KB

Download
memory/3252-209-0x0000000004D30000-0x0000000004D65000-memory.dmp

Filesize
212KB

Download
memory/3252-211-0x0000000004D30000-0x0000000004D65000-memory.dmp

Filesize
212KB

Download
memory/3252-213-0x0000000004D30000-0x0000000004D65000-memory.dmp

Filesize
212KB

Download
memory/3252-215-0x0000000004D30000-0x0000000004D65000-memory.dmp

Filesize
212KB

Download
memory/3252-217-0x0000000004D30000-0x0000000004D65000-memory.dmp

Filesize
212KB

Download
memory/3252-219-0x0000000004D30000-0x0000000004D65000-memory.dmp

Filesize
212KB

Download
memory/3252-221-0x0000000004D30000-0x0000000004D65000-memory.dmp

Filesize
212KB

Download
memory/3252-950-0x0000000009C90000-0x000000000A2A8000-memory.dmp

Filesize
6.1MB

Download
memory/3252-951-0x000000000A320000-0x000000000A332000-memory.dmp

Filesize
72KB

Download
memory/3252-952-0x000000000A340000-0x000000000A44A000-memory.dmp

Filesize
1.0MB

Download
memory/3252-953-0x000000000A460000-0x000000000A49C000-memory.dmp

Filesize
240KB

Download
memory/3252-954-0x0000000004DF0000-0x0000000004E00000-memory.dmp

Filesize
64KB

Download
memory/3252-956-0x0000000002CA0000-0x0000000002CE6000-memory.dmp

Filesize
280KB

Download
memory/3252-957-0x0000000004DF0000-0x0000000004E00000-memory.dmp

Filesize
64KB

Download
memory/3252-958-0x0000000004DF0000-0x0000000004E00000-memory.dmp

Filesize
64KB

Download
memory/3252-959-0x0000000004DF0000-0x0000000004E00000-memory.dmp

Filesize
64KB

Download
memory/3252-960-0x0000000004DF0000-0x0000000004E00000-memory.dmp

Filesize
64KB

Download
memory/3484-147-0x00000000008E0000-0x00000000008EA000-memory.dmp

Filesize
40KB

Download