Analysis Overview
SHA256
1187636d6e514eb6a1ebb708504da23f9a3ed6065b30e5bef5531cb485fecb34
Threat Level: Known bad
The file 982f1ee50adb5f73ac1c2572177697c0_NEAS was found to be: Known bad.
Malicious Activity Summary
Healer
Detects Healer an antivirus disabler dropper
RedLine
RedLine payload
Modifies Windows Defender Real-time Protection settings
Executes dropped EXE
Windows security modification
Adds Run key to start application
Program crash
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-07 07:52
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-07 07:52
Reported
2024-05-07 07:55
Platform
win10v2004-20240419-en
Max time kernel
146s
Max time network
150s
Command Line
Signatures
Detects Healer an antivirus disabler dropper
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Healer
Modifies Windows Defender Real-time Protection settings
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" | C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a4856622.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" | C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a4856622.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" | C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a4856622.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" | C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a4856622.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection | C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a4856622.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" | C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a4856622.exe | N/A |
RedLine
RedLine payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v7984279.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v7466960.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a4856622.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b3244374.exe | N/A |
Windows security modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" | C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a4856622.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features | C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a4856622.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| 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\982f1ee50adb5f73ac1c2572177697c0_NEAS.exe | N/A |
| 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\v7984279.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\"" | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v7466960.exe | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a4856622.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a4856622.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a4856622.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a4856622.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\982f1ee50adb5f73ac1c2572177697c0_NEAS.exe
"C:\Users\Admin\AppData\Local\Temp\982f1ee50adb5f73ac1c2572177697c0_NEAS.exe"
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v7984279.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v7984279.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v7466960.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v7466960.exe
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a4856622.exe
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a4856622.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2704 -ip 2704
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2704 -s 1088
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b3244374.exe
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b3244374.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 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.159.190.20.in-addr.arpa | udp |
| GB | 23.73.138.75:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 75.138.73.23.in-addr.arpa | udp |
| DE | 217.196.96.56:4138 | tcp | |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 139.53.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| DE | 217.196.96.56:4138 | tcp | |
| US | 8.8.8.8:53 | 69.190.18.2.in-addr.arpa | udp |
| DE | 217.196.96.56:4138 | tcp | |
| US | 8.8.8.8:53 | 14.251.17.2.in-addr.arpa | udp |
| DE | 217.196.96.56:4138 | tcp | |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| DE | 217.196.96.56:4138 | tcp | |
| DE | 217.196.96.56:4138 | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v7984279.exe
| MD5 | d25e2ce5ea9cb520fd36f23c0a6c15c1 |
| SHA1 | 26b249c852ebe86a4691b9be08025d6b2883f2f5 |
| SHA256 | 9e022c43c86ed75b361e6fe91818993d249a25fb7b811084a6d8b50fe40c5750 |
| SHA512 | 1574b5bffbcc308b43f3603466b6888d259a47db8018a57cc28793196b1337ccb80e6be5e8c1e488ee1d664fcfbdd803488ae5ad889764928991f952f8f1c31c |
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v7466960.exe
| MD5 | 0d12ebdb4204e31ae596570beca05c95 |
| SHA1 | dab31a9ec3fc3c697d8f05c7a8f53592d2d79109 |
| SHA256 | 8506e4f2b70cebacc87978a1517e70fd9dde742fb508b531910b5f5aa8e04b4d |
| SHA512 | 378dd9dfd316ce4ae20051a2ebdf6452abe6b9bbec156cb85b34f719682907e39542e6d42ddb64c3815a616cedd0e3770f01f456681a32b1c218b2e15a578266 |
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a4856622.exe
| MD5 | 96e310c44e12bd61baaa332837c729fd |
| SHA1 | 427043b6eaf1a567cdca38c6494172c13b4acbbc |
| SHA256 | 36a82377079e777f3e51be237e5c0cfeb98e6fc92a007883084b2b1addfd3848 |
| SHA512 | 11f7a1244365682dde0e2189b69c4730aa5a1d050701ede3b5ac22ff9c6f67524cdf907c350090666a988ef9dae37831786c7d4a3750afc587c84099e19d1e97 |
memory/2704-22-0x00007FFCB2950000-0x00007FFCB2B45000-memory.dmp
memory/2704-23-0x0000000002030000-0x000000000204A000-memory.dmp
memory/2704-24-0x0000000004B60000-0x0000000005104000-memory.dmp
memory/2704-25-0x0000000004A30000-0x0000000004A48000-memory.dmp
memory/2704-53-0x0000000004A30000-0x0000000004A42000-memory.dmp
memory/2704-51-0x0000000004A30000-0x0000000004A42000-memory.dmp
memory/2704-49-0x0000000004A30000-0x0000000004A42000-memory.dmp
memory/2704-47-0x0000000004A30000-0x0000000004A42000-memory.dmp
memory/2704-45-0x0000000004A30000-0x0000000004A42000-memory.dmp
memory/2704-43-0x0000000004A30000-0x0000000004A42000-memory.dmp
memory/2704-41-0x0000000004A30000-0x0000000004A42000-memory.dmp
memory/2704-39-0x0000000004A30000-0x0000000004A42000-memory.dmp
memory/2704-37-0x0000000004A30000-0x0000000004A42000-memory.dmp
memory/2704-35-0x0000000004A30000-0x0000000004A42000-memory.dmp
memory/2704-33-0x0000000004A30000-0x0000000004A42000-memory.dmp
memory/2704-31-0x0000000004A30000-0x0000000004A42000-memory.dmp
memory/2704-29-0x0000000004A30000-0x0000000004A42000-memory.dmp
memory/2704-27-0x0000000004A30000-0x0000000004A42000-memory.dmp
memory/2704-26-0x0000000004A30000-0x0000000004A42000-memory.dmp
memory/2704-55-0x0000000000400000-0x000000000047F000-memory.dmp
memory/2704-56-0x00007FFCB2950000-0x00007FFCB2B45000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b3244374.exe
| MD5 | 9132bba06b9d0ebfee0e477a3b57cacb |
| SHA1 | 455f9186839bac0bf606eeb26913dfa66dddc1de |
| SHA256 | 0395577f64749c2beade133832f8bfa2d2ba4be83218d5033a8a98cc877d97d9 |
| SHA512 | 6d81f1a229f8173ce21e3c25bf2a1fd33e5971e0d82c3806c2d1938d368f31d91b35b0230ff46cbc74073e7934548fcad7856bb6e7e8109549590a875bf7f278 |
memory/1652-60-0x0000000000150000-0x0000000000180000-memory.dmp
memory/1652-61-0x0000000004930000-0x0000000004936000-memory.dmp
memory/1652-62-0x0000000005250000-0x0000000005868000-memory.dmp
memory/1652-63-0x0000000004D40000-0x0000000004E4A000-memory.dmp
memory/1652-64-0x0000000004A00000-0x0000000004A12000-memory.dmp
memory/1652-65-0x0000000004C70000-0x0000000004CAC000-memory.dmp
memory/1652-66-0x0000000004CC0000-0x0000000004D0C000-memory.dmp