Analysis
-
max time kernel
144s -
max time network
147s -
platform
windows10-1703_x64 -
resource
win10-20230220-en -
resource tags
arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system -
submitted
05-03-2023 23:56
Static task
static1
Behavioral task
behavioral1
Sample
2b3afabc456ee372f9fbe2415ac14caa4768a7f578a9338044ab9530888d56d9.exe
Resource
win10-20230220-en
General
-
Target
2b3afabc456ee372f9fbe2415ac14caa4768a7f578a9338044ab9530888d56d9.exe
-
Size
525KB
-
MD5
e0f6531f1db4fbe80d8d401158738389
-
SHA1
4a1d2383f8d3db36e139c3757ae0eb4f8fa21aa2
-
SHA256
2b3afabc456ee372f9fbe2415ac14caa4768a7f578a9338044ab9530888d56d9
-
SHA512
cf1f2d1ca07856ad52f185c28c1bdfee335e9e290e18d0799e317e31201c71265429688da9226c78e5a809dbe4909191ff73a2563d7a5f7f89d70a6528576c71
-
SSDEEP
6144:KJy+bnr+gp0yN90QEQFFx3G3gv/5PCau3By9vw1sIcBkliRBXwCx0Rh9QXJZsyWl:jMrEy90AfG3gv7CyK7c9oCW8bdC
Malware Config
Extracted
redline
fud
193.233.20.27:4123
-
auth_value
cddc991efd6918ad5321d80dac884b40
Extracted
redline
fabio
193.233.20.27:4123
-
auth_value
56b82736c3f56b13be8e64c87d2cf9e5
Signatures
-
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" sf09xk41bt08.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" sf09xk41bt08.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" sf09xk41bt08.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" sf09xk41bt08.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" sf09xk41bt08.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
-
RedLine payload 36 IoCs
resource yara_rule behavioral1/memory/4204-142-0x0000000004A80000-0x0000000004AC6000-memory.dmp family_redline behavioral1/memory/4204-144-0x0000000004B00000-0x0000000004B44000-memory.dmp family_redline behavioral1/memory/4204-145-0x0000000004B00000-0x0000000004B3E000-memory.dmp family_redline behavioral1/memory/4204-146-0x0000000004B00000-0x0000000004B3E000-memory.dmp family_redline behavioral1/memory/4204-148-0x0000000004B00000-0x0000000004B3E000-memory.dmp family_redline behavioral1/memory/4204-150-0x0000000004B00000-0x0000000004B3E000-memory.dmp family_redline behavioral1/memory/4204-152-0x0000000004B00000-0x0000000004B3E000-memory.dmp family_redline behavioral1/memory/4204-156-0x0000000004B00000-0x0000000004B3E000-memory.dmp family_redline behavioral1/memory/4204-154-0x0000000004B00000-0x0000000004B3E000-memory.dmp family_redline behavioral1/memory/4204-158-0x0000000004B00000-0x0000000004B3E000-memory.dmp family_redline behavioral1/memory/4204-160-0x0000000004B00000-0x0000000004B3E000-memory.dmp family_redline behavioral1/memory/4204-162-0x0000000004B00000-0x0000000004B3E000-memory.dmp family_redline behavioral1/memory/4204-164-0x0000000004B00000-0x0000000004B3E000-memory.dmp family_redline behavioral1/memory/4204-167-0x0000000004B00000-0x0000000004B3E000-memory.dmp family_redline behavioral1/memory/4204-171-0x0000000004B00000-0x0000000004B3E000-memory.dmp family_redline behavioral1/memory/4204-173-0x0000000004B00000-0x0000000004B3E000-memory.dmp family_redline behavioral1/memory/4204-175-0x0000000004B00000-0x0000000004B3E000-memory.dmp family_redline behavioral1/memory/4204-177-0x0000000004B00000-0x0000000004B3E000-memory.dmp family_redline behavioral1/memory/4204-179-0x0000000004B00000-0x0000000004B3E000-memory.dmp family_redline behavioral1/memory/4204-181-0x0000000004B00000-0x0000000004B3E000-memory.dmp family_redline behavioral1/memory/4204-183-0x0000000004B00000-0x0000000004B3E000-memory.dmp family_redline behavioral1/memory/4204-185-0x0000000004B00000-0x0000000004B3E000-memory.dmp family_redline behavioral1/memory/4204-187-0x0000000004B00000-0x0000000004B3E000-memory.dmp family_redline behavioral1/memory/4204-191-0x0000000004B00000-0x0000000004B3E000-memory.dmp family_redline behavioral1/memory/4204-189-0x0000000004B00000-0x0000000004B3E000-memory.dmp family_redline behavioral1/memory/4204-193-0x0000000004B00000-0x0000000004B3E000-memory.dmp family_redline behavioral1/memory/4204-195-0x0000000004B00000-0x0000000004B3E000-memory.dmp family_redline behavioral1/memory/4204-197-0x0000000004B00000-0x0000000004B3E000-memory.dmp family_redline behavioral1/memory/4204-199-0x0000000004B00000-0x0000000004B3E000-memory.dmp family_redline behavioral1/memory/4204-201-0x0000000004B00000-0x0000000004B3E000-memory.dmp family_redline behavioral1/memory/4204-203-0x0000000004B00000-0x0000000004B3E000-memory.dmp family_redline behavioral1/memory/4204-205-0x0000000004B00000-0x0000000004B3E000-memory.dmp family_redline behavioral1/memory/4204-207-0x0000000004B00000-0x0000000004B3E000-memory.dmp family_redline behavioral1/memory/4204-209-0x0000000004B00000-0x0000000004B3E000-memory.dmp family_redline behavioral1/memory/4204-211-0x0000000004B00000-0x0000000004B3E000-memory.dmp family_redline behavioral1/memory/4204-1062-0x0000000004C70000-0x0000000004C80000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 4684 vhFH3058Mf.exe 4360 sf09xk41bt08.exe 4204 tf05qI38eN29.exe 2628 uhsT54hy76tn.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" sf09xk41bt08.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
-
Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 2b3afabc456ee372f9fbe2415ac14caa4768a7f578a9338044ab9530888d56d9.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\\\"" 2b3afabc456ee372f9fbe2415ac14caa4768a7f578a9338044ab9530888d56d9.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce vhFH3058Mf.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\\\"" vhFH3058Mf.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 4360 sf09xk41bt08.exe 4360 sf09xk41bt08.exe 4204 tf05qI38eN29.exe 4204 tf05qI38eN29.exe 2628 uhsT54hy76tn.exe 2628 uhsT54hy76tn.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4360 sf09xk41bt08.exe Token: SeDebugPrivilege 4204 tf05qI38eN29.exe Token: SeDebugPrivilege 2628 uhsT54hy76tn.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2896 wrote to memory of 4684 2896 2b3afabc456ee372f9fbe2415ac14caa4768a7f578a9338044ab9530888d56d9.exe 66 PID 2896 wrote to memory of 4684 2896 2b3afabc456ee372f9fbe2415ac14caa4768a7f578a9338044ab9530888d56d9.exe 66 PID 2896 wrote to memory of 4684 2896 2b3afabc456ee372f9fbe2415ac14caa4768a7f578a9338044ab9530888d56d9.exe 66 PID 4684 wrote to memory of 4360 4684 vhFH3058Mf.exe 67 PID 4684 wrote to memory of 4360 4684 vhFH3058Mf.exe 67 PID 4684 wrote to memory of 4204 4684 vhFH3058Mf.exe 68 PID 4684 wrote to memory of 4204 4684 vhFH3058Mf.exe 68 PID 4684 wrote to memory of 4204 4684 vhFH3058Mf.exe 68 PID 2896 wrote to memory of 2628 2896 2b3afabc456ee372f9fbe2415ac14caa4768a7f578a9338044ab9530888d56d9.exe 70 PID 2896 wrote to memory of 2628 2896 2b3afabc456ee372f9fbe2415ac14caa4768a7f578a9338044ab9530888d56d9.exe 70 PID 2896 wrote to memory of 2628 2896 2b3afabc456ee372f9fbe2415ac14caa4768a7f578a9338044ab9530888d56d9.exe 70
Processes
-
C:\Users\Admin\AppData\Local\Temp\2b3afabc456ee372f9fbe2415ac14caa4768a7f578a9338044ab9530888d56d9.exe"C:\Users\Admin\AppData\Local\Temp\2b3afabc456ee372f9fbe2415ac14caa4768a7f578a9338044ab9530888d56d9.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2896 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vhFH3058Mf.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vhFH3058Mf.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4684 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf09xk41bt08.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf09xk41bt08.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4360
-
-
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tf05qI38eN29.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tf05qI38eN29.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4204
-
-
-
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\uhsT54hy76tn.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\uhsT54hy76tn.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2628
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
176KB
MD5a6a8d2cc27352a7c81a8a650dfaf4ca8
SHA1329b9e7766b4b0201ae80473f26c670391f1e375
SHA25685f152103e6fcf0b4e36857daf5b8ca14b716c8279d62c1313519a350e6d9f90
SHA512b9750a0596639f0cd744a63b5e70e213944363310b460cc91ab65a951d2cf772c68cbf894c4c6ff3f01f49f25bf6cc157c13cf1929605c04f5558d46b7d2c947
-
Filesize
176KB
MD5a6a8d2cc27352a7c81a8a650dfaf4ca8
SHA1329b9e7766b4b0201ae80473f26c670391f1e375
SHA25685f152103e6fcf0b4e36857daf5b8ca14b716c8279d62c1313519a350e6d9f90
SHA512b9750a0596639f0cd744a63b5e70e213944363310b460cc91ab65a951d2cf772c68cbf894c4c6ff3f01f49f25bf6cc157c13cf1929605c04f5558d46b7d2c947
-
Filesize
380KB
MD5b1c28d6a00aea9a85d25cf24bed39d54
SHA1d59b580cd64653c6182760be814fd9a4e9ba2d54
SHA25616353d14a0d617f8dd2bd09530897966f415198c078388f0375211607ef20e03
SHA5128f27747e51b5a4a49dddc2c9b8506711b1e825112fc9495cf0c47419c8dadd739f51ccb8c77be0bafc41179c6d6533cc750e30954dbe3eb2117c41f4fb991edc
-
Filesize
380KB
MD5b1c28d6a00aea9a85d25cf24bed39d54
SHA1d59b580cd64653c6182760be814fd9a4e9ba2d54
SHA25616353d14a0d617f8dd2bd09530897966f415198c078388f0375211607ef20e03
SHA5128f27747e51b5a4a49dddc2c9b8506711b1e825112fc9495cf0c47419c8dadd739f51ccb8c77be0bafc41179c6d6533cc750e30954dbe3eb2117c41f4fb991edc
-
Filesize
12KB
MD576a340002dd78e493c77072d011742a6
SHA18c228a72586a68ed08a66398865414070171782b
SHA2568d38bfbaab1e977e27444bd4055630ce14685811b7b0595dfe5fbc5e08ac3ec1
SHA5121f833f39cd12235dfe381b06e29fc76e6980e73aae44b1ce3098dd2074d87a7d57cca9555ae69b01deeeb295f16608a5787f9d3d5210d73bd78ecb64124edf53
-
Filesize
12KB
MD576a340002dd78e493c77072d011742a6
SHA18c228a72586a68ed08a66398865414070171782b
SHA2568d38bfbaab1e977e27444bd4055630ce14685811b7b0595dfe5fbc5e08ac3ec1
SHA5121f833f39cd12235dfe381b06e29fc76e6980e73aae44b1ce3098dd2074d87a7d57cca9555ae69b01deeeb295f16608a5787f9d3d5210d73bd78ecb64124edf53
-
Filesize
291KB
MD5249978248eadf5f91425671a026f54a0
SHA180596f205182dcbeb05b93e5cdb77a067c723cf1
SHA2560acc998717f3d96cb94c3160c2f07c54c5244d4d29df38db9ca0b5a71f219682
SHA512aadc502c62ada1e529b0a11a335694cba325cb4d3ae1b85fac8d110238314b4f2bb6f4cae21bb15183a0252835bbc02a0d094c5911d0d7f1c74c4a1ba1167a14
-
Filesize
291KB
MD5249978248eadf5f91425671a026f54a0
SHA180596f205182dcbeb05b93e5cdb77a067c723cf1
SHA2560acc998717f3d96cb94c3160c2f07c54c5244d4d29df38db9ca0b5a71f219682
SHA512aadc502c62ada1e529b0a11a335694cba325cb4d3ae1b85fac8d110238314b4f2bb6f4cae21bb15183a0252835bbc02a0d094c5911d0d7f1c74c4a1ba1167a14