Malware Analysis Report

2024-11-13 17:36

Sample ID 241110-b3s4jaxamg
Target 25713f2eb1d6852e44abb388f659e1f949ab714d63c002f4044b8ad37ca0ad7b
SHA256 25713f2eb1d6852e44abb388f659e1f949ab714d63c002f4044b8ad37ca0ad7b
Tags
healer redline rumfa discovery dropper evasion infostealer persistence trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

25713f2eb1d6852e44abb388f659e1f949ab714d63c002f4044b8ad37ca0ad7b

Threat Level: Known bad

The file 25713f2eb1d6852e44abb388f659e1f949ab714d63c002f4044b8ad37ca0ad7b was found to be: Known bad.

Malicious Activity Summary

healer redline rumfa discovery dropper evasion infostealer persistence trojan

RedLine payload

RedLine

Healer

Modifies Windows Defender Real-time Protection settings

Detects Healer an antivirus disabler dropper

Healer family

Redline family

Executes dropped EXE

Windows security modification

Adds Run key to start application

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 01:40

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 01:40

Reported

2024-11-10 01:43

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\25713f2eb1d6852e44abb388f659e1f949ab714d63c002f4044b8ad37ca0ad7b.exe"

Signatures

Detects Healer an antivirus disabler dropper

Description Indicator Process Target
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Healer

dropper healer

Healer family

healer

Modifies Windows Defender Real-time Protection settings

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw81Rg32Io81.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw81Rg32Io81.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw81Rg32Io81.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw81Rg32Io81.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw81Rg32Io81.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw81Rg32Io81.exe N/A

RedLine

infostealer redline

RedLine payload

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Redline family

redline

Windows security modification

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw81Rg32Io81.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
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\\\"" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vHF5763XK.exe N/A
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\\\"" C:\Users\Admin\AppData\Local\Temp\25713f2eb1d6852e44abb388f659e1f949ab714d63c002f4044b8ad37ca0ad7b.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\25713f2eb1d6852e44abb388f659e1f949ab714d63c002f4044b8ad37ca0ad7b.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vHF5763XK.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tUm65kT53.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw81Rg32Io81.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw81Rg32Io81.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw81Rg32Io81.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tUm65kT53.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\25713f2eb1d6852e44abb388f659e1f949ab714d63c002f4044b8ad37ca0ad7b.exe

"C:\Users\Admin\AppData\Local\Temp\25713f2eb1d6852e44abb388f659e1f949ab714d63c002f4044b8ad37ca0ad7b.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vHF5763XK.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vHF5763XK.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw81Rg32Io81.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw81Rg32Io81.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tUm65kT53.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tUm65kT53.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 68.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 193.233.20.24:4123 tcp
RU 193.233.20.24:4123 tcp
RU 193.233.20.24:4123 tcp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
RU 193.233.20.24:4123 tcp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
RU 193.233.20.24:4123 tcp
RU 193.233.20.24:4123 tcp
US 8.8.8.8:53 udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vHF5763XK.exe

MD5 14ecd016d126d08997cf96db39e85f29
SHA1 c4206732bf2675be06ac9847ca2ec3df940f9aec
SHA256 0fc9e3916b028c0b902c52ce092fa211c13e9ac84cf70297ea8d7a82ac051a53
SHA512 1ee0eb2ee3d7910b269da1985cb8bb66247a9334da0c364de2c4dd1b1e36dd78c4af9fe992079797d5228345bedc8e41b47cb8bb4c71fe74052ff512068ff089

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw81Rg32Io81.exe

MD5 bd3547c2b032e5a79ab2fdd17a00823f
SHA1 cc612054eac7e33abf09fc1a62924dfdeddaef29
SHA256 fb5a009c3a476ddfa384779e520772909785167d5665158179431bb24f750e97
SHA512 b4bc2d51c4607a7f091a9a33b4d7f1e0e12d1b69a24ab1df2cfae20bf97435faa0ed88eb381789178848d2fdcfdb0c863ac21e5a17c1e8dc7b29c160048d206e

memory/3544-14-0x00007FFD8E7A3000-0x00007FFD8E7A5000-memory.dmp

memory/3544-15-0x0000000000A80000-0x0000000000A8A000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tUm65kT53.exe

MD5 1d723ff94958004611f8d9036d32a484
SHA1 494b2b1df04dd00bd4a6582ca026b45ed1e26f5e
SHA256 ce58c79e2d8396ebc000387ba86ec87273d28bd7dfa8310c49c59b22c7de42af
SHA512 9738bf0e92ad9b1f526a48a4262410186a961e0aa9e04ef1ecc4769b29d92339f46e331a65810ce72b27df319260ac8aba0636742690e95bc34f6d59fbf2ff61

memory/2844-21-0x0000000004D40000-0x0000000004D86000-memory.dmp

memory/2844-22-0x0000000007330000-0x00000000078D4000-memory.dmp

memory/2844-23-0x00000000072E0000-0x0000000007324000-memory.dmp

memory/2844-31-0x00000000072E0000-0x000000000731E000-memory.dmp

memory/2844-29-0x00000000072E0000-0x000000000731E000-memory.dmp

memory/2844-87-0x00000000072E0000-0x000000000731E000-memory.dmp

memory/2844-85-0x00000000072E0000-0x000000000731E000-memory.dmp

memory/2844-83-0x00000000072E0000-0x000000000731E000-memory.dmp

memory/2844-81-0x00000000072E0000-0x000000000731E000-memory.dmp

memory/2844-79-0x00000000072E0000-0x000000000731E000-memory.dmp

memory/2844-75-0x00000000072E0000-0x000000000731E000-memory.dmp

memory/2844-73-0x00000000072E0000-0x000000000731E000-memory.dmp

memory/2844-69-0x00000000072E0000-0x000000000731E000-memory.dmp

memory/2844-65-0x00000000072E0000-0x000000000731E000-memory.dmp

memory/2844-63-0x00000000072E0000-0x000000000731E000-memory.dmp

memory/2844-61-0x00000000072E0000-0x000000000731E000-memory.dmp

memory/2844-57-0x00000000072E0000-0x000000000731E000-memory.dmp

memory/2844-55-0x00000000072E0000-0x000000000731E000-memory.dmp

memory/2844-53-0x00000000072E0000-0x000000000731E000-memory.dmp

memory/2844-52-0x00000000072E0000-0x000000000731E000-memory.dmp

memory/2844-49-0x00000000072E0000-0x000000000731E000-memory.dmp

memory/2844-47-0x00000000072E0000-0x000000000731E000-memory.dmp

memory/2844-45-0x00000000072E0000-0x000000000731E000-memory.dmp

memory/2844-43-0x00000000072E0000-0x000000000731E000-memory.dmp

memory/2844-41-0x00000000072E0000-0x000000000731E000-memory.dmp

memory/2844-39-0x00000000072E0000-0x000000000731E000-memory.dmp

memory/2844-37-0x00000000072E0000-0x000000000731E000-memory.dmp

memory/2844-35-0x00000000072E0000-0x000000000731E000-memory.dmp

memory/2844-33-0x00000000072E0000-0x000000000731E000-memory.dmp

memory/2844-27-0x00000000072E0000-0x000000000731E000-memory.dmp

memory/2844-77-0x00000000072E0000-0x000000000731E000-memory.dmp

memory/2844-71-0x00000000072E0000-0x000000000731E000-memory.dmp

memory/2844-67-0x00000000072E0000-0x000000000731E000-memory.dmp

memory/2844-59-0x00000000072E0000-0x000000000731E000-memory.dmp

memory/2844-25-0x00000000072E0000-0x000000000731E000-memory.dmp

memory/2844-24-0x00000000072E0000-0x000000000731E000-memory.dmp

memory/2844-930-0x0000000007940000-0x0000000007F58000-memory.dmp

memory/2844-931-0x0000000007FE0000-0x00000000080EA000-memory.dmp

memory/2844-932-0x0000000008120000-0x0000000008132000-memory.dmp

memory/2844-933-0x0000000008140000-0x000000000817C000-memory.dmp

memory/2844-934-0x0000000008290000-0x00000000082DC000-memory.dmp