Overview
overview
10Static
static
305820ee56f...41.exe
windows10-2004-x64
1040b9f660e1...df.exe
windows10-2004-x64
1041f49fc12f...5b.exe
windows10-2004-x64
1066e75d8b2b...26.exe
windows10-2004-x64
1075997a0972...ce.exe
windows7-x64
375997a0972...ce.exe
windows10-2004-x64
10760ff82aff...88.exe
windows10-2004-x64
10765db34dd6...4c.exe
windows7-x64
3765db34dd6...4c.exe
windows10-2004-x64
10780b058af6...4c.exe
windows10-2004-x64
107820c3e00a...b1.exe
windows10-2004-x64
107c89da48e2...cf.exe
windows7-x64
37c89da48e2...cf.exe
windows10-2004-x64
109432bba9b1...f0.exe
windows7-x64
39432bba9b1...f0.exe
windows10-2004-x64
10c24093313a...be.exe
windows10-2004-x64
10cdb2a8aba8...a7.exe
windows10-2004-x64
10cdcdd36fe8...d7.exe
windows10-2004-x64
10e58190a9b4...35.exe
windows7-x64
3e58190a9b4...35.exe
windows10-2004-x64
10f5875e99d2...63.exe
windows7-x64
3f5875e99d2...63.exe
windows10-2004-x64
10f90ba2d430...85.exe
windows7-x64
3f90ba2d430...85.exe
windows10-2004-x64
10ffbda54acd...d0.exe
windows10-2004-x64
7Analysis
- max time kernel
148s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240426-en - resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system - submitted
13/05/2024, 10:56
Static task
static1
Behavioral task
behavioral1
Sample
05820ee56ffff9d4c8fc734d7a0c8aecd0b6727ddc4973a5a7b05723103c9b41.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral2
Sample
40b9f660e1bc8e8a4288c5658a5a7562a018017e0009a280ff5d16e68ace33df.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral3
Sample
41f49fc12ffb13f29ec797f7c41b7942b73894bccf0f2a9695b04ba3ab2a3b5b.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral4
Sample
66e75d8b2b30497bc2d658cff1612173503234cdd343219cabe22954ef5ed726.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral5
Sample
75997a0972431bc5e7a704b53cd1a000bf6f1f51c31f2ef32b3af38f120ccfce.exe
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
75997a0972431bc5e7a704b53cd1a000bf6f1f51c31f2ef32b3af38f120ccfce.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral7
Sample
760ff82affdc0e606cfbb29a4342fb530b00a718d6b76fc91c9334e1450a7788.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral8
Sample
765db34dd64d3444346aabd93c0e693366c258b31730a966c476bcf03919134c.exe
Resource
win7-20240221-en
Behavioral task
behavioral9
Sample
765db34dd64d3444346aabd93c0e693366c258b31730a966c476bcf03919134c.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral10
Sample
780b058af6732aa20709cf7841a9cc4247bdce901004852db8d887b88a51324c.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral11
Sample
7820c3e00af955f0ad48589b1a3133ac32fe6941b865b41a2a09a302700b4ab1.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral12
Sample
7c89da48e24c66af5f121751afba02d039ee5c8fd0f4da957be076b727939ecf.exe
Resource
win7-20240215-en
Behavioral task
behavioral13
Sample
7c89da48e24c66af5f121751afba02d039ee5c8fd0f4da957be076b727939ecf.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral14
Sample
9432bba9b14021261afdaf219eb64c4dacec0e18afeff0bef2548817fafee2f0.exe
Resource
win7-20240508-en
Behavioral task
behavioral15
Sample
9432bba9b14021261afdaf219eb64c4dacec0e18afeff0bef2548817fafee2f0.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral16
Sample
c24093313a711252e05b5b451d4413c0efe84984aae17443dc08a1829648bbbe.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral17
Sample
cdb2a8aba8b1f4cf9bb70762b40f473af03a2bc88ed8b2543a0f1be64550c6a7.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral18
Sample
cdcdd36fe8f5c94dfb4bd673a5b599115e348f0484b4e5e0f16c6049d2c557d7.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral19
Sample
e58190a9b455b28c4ab4ee6ce38a47c8eccd94481adc8748c360b178efe61a35.exe
Resource
win7-20240221-en
Behavioral task
behavioral20
Sample
e58190a9b455b28c4ab4ee6ce38a47c8eccd94481adc8748c360b178efe61a35.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral21
Sample
f5875e99d264d6dc6b9a95473f93dd4b60f4562283d31642caef4eb5c5823363.exe
Resource
win7-20231129-en
Behavioral task
behavioral22
Sample
f5875e99d264d6dc6b9a95473f93dd4b60f4562283d31642caef4eb5c5823363.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral23
Sample
f90ba2d430cccc9e724432245c16e858e228b8343a5d23a5955dc6c222047185.exe
Resource
win7-20240215-en
Behavioral task
behavioral24
Sample
f90ba2d430cccc9e724432245c16e858e228b8343a5d23a5955dc6c222047185.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral25
Sample
ffbda54acdcd2dbcec23eeaaa556c7d2c1ad2b2a2be570751010bbf3d43ff1d0.exe
Resource
win10v2004-20240508-en
General
- Target 66e75d8b2b30497bc2d658cff1612173503234cdd343219cabe22954ef5ed726.exe
- Size 316KB
- Sample240513-m1nltabc2w
- SHA256 66e75d8b2b30497bc2d658cff1612173503234cdd343219cabe22954ef5ed726
- MD5 0dfa00ef7dd88c58d78e4340dd5ae2dc
- SHA1 3c1612fd08f43f64ca684bd81f1d96fbb6a2e7f6
- SHA512 65587f99b60a881ab906592dba93e724b5fae1e3269e1792c7878e55fe68fc5eaafc4a3e0c397044cf8f805332e87380b090ee60c67061aebb2178fef9b6509a
- SSDEEP 6144:Khy+bnr+jp0yN90QEw96G62nMRAtYQi1sqZN33wmvfiMPmiOKVy:LMrfy90Mg2MRAVusWN3TvqMOqy
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
-
redline
-
debro
-
185.161.248.75:4132
-
auth_value
18c2c191aebfde5d1787ec8d805a01a8
Signatures
- RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
- RedLine payload 2 IoCs
resource yara_rule behavioral4/files/0x0008000000023432-5.dat family_redline behavioral4/memory/2972-8-0x0000000000B30000-0x0000000000B5E000-memory.dmp family_redline - Executes dropped EXE 1 IoCs
pid Process 2972 f5875111.exe - Adds Run key to start application 2 TTPs 1 IoCs
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\\\"" 66e75d8b2b30497bc2d658cff1612173503234cdd343219cabe22954ef5ed726.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4576 wrote to memory of 2972 4576 66e75d8b2b30497bc2d658cff1612173503234cdd343219cabe22954ef5ed726.exe 83 PID 4576 wrote to memory of 2972 4576 66e75d8b2b30497bc2d658cff1612173503234cdd343219cabe22954ef5ed726.exe 83 PID 4576 wrote to memory of 2972 4576 66e75d8b2b30497bc2d658cff1612173503234cdd343219cabe22954ef5ed726.exe 83
Processes
-
C:\Users\Admin\AppData\Local\Temp\66e75d8b2b30497bc2d658cff1612173503234cdd343219cabe22954ef5ed726.exe"C:\Users\Admin\AppData\Local\Temp\66e75d8b2b30497bc2d658cff1612173503234cdd343219cabe22954ef5ed726.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4576 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\f5875111.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\f5875111.exe2⤵
- Executes dropped EXE
PID:2972
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\f5875111.exe
- Size 168KB
- SHA256 507f56c424e6e8c6eaab75a80dae68a710d5a54b69cc232abed8ed8023355e7a
- MD5 e10039f9013490e8cda467f1f754cd85
- SHA1 37ed33ecd5455d4bdf2e52a975069717581b3931
- SHA512 ff520466d9ee1c6591da19f3f8de6c05a56ece708f2044169a649e5c3f8513d3beb880d58d556979a47d6f5adffc0f20703d4500ab03ef2e7862e6691ed02647
- SSDEEP 1536:/9OLnP5teqhVZCGW5WwPwf8WTaj3zJJeunCxwSTGqVS5Wbu1RGwqHd384wYkp8eK:/8T3Ei8Wej9gWqVSYQRqHd388e8h3
- MD5 SHA1 SHA512 SSDEEP