Analysis Overview
SHA256
ad5c98936429f847e6808a4efdb80faf452a5c5c31d91f9f7de2560e51478701
Threat Level: Known bad
The file 4uZ060Ph.exe was found to be: Known bad.
Malicious Activity Summary
Smokeloader family
SmokeLoader
RedLine
RedLine payload
Downloads MZ/PE file
Executes dropped EXE
Reads user/profile data of web browsers
Deletes itself
Checks installed software on the system
Accesses cryptocurrency files/wallets, possible credential harvesting
Unsigned PE
Suspicious use of UnmapMainImage
Checks SCSI registry key(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Uses Task Scheduler COM API
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-12-11 07:09
Signatures
Smokeloader family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-12-11 07:09
Reported
2023-12-11 07:11
Platform
win7-20231130-en
Max time kernel
149s
Max time network
136s
Command Line
Signatures
RedLine
RedLine payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
SmokeLoader
Downloads MZ/PE file
Deletes itself
| Description | Indicator | Process | Target |
| 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\5ADC.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\ihhisda | N/A |
Reads user/profile data of web browsers
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Checks SCSI registry key(s)
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\4uZ060Ph.exe | N/A |
| Key queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\4uZ060Ph.exe | N/A |
| Key enumerated | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\4uZ060Ph.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Roaming\ihhisda | N/A |
| Key queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Roaming\ihhisda | N/A |
| Key enumerated | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Roaming\ihhisda | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4uZ060Ph.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4uZ060Ph.exe | N/A |
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Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4uZ060Ph.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\ihhisda | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeShutdownPrivilege | N/A | N/A | N/A |
| Token: SeShutdownPrivilege | N/A | N/A | N/A |
| Token: SeShutdownPrivilege | N/A | N/A | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\5ADC.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1364 wrote to memory of 2540 | N/A | N/A | C:\Users\Admin\AppData\Local\Temp\5ADC.exe |
| PID 1364 wrote to memory of 2540 | N/A | N/A | C:\Users\Admin\AppData\Local\Temp\5ADC.exe |
| PID 1364 wrote to memory of 2540 | N/A | N/A | C:\Users\Admin\AppData\Local\Temp\5ADC.exe |
| PID 1364 wrote to memory of 2540 | N/A | N/A | C:\Users\Admin\AppData\Local\Temp\5ADC.exe |
| PID 848 wrote to memory of 1860 | N/A | C:\Windows\system32\taskeng.exe | C:\Users\Admin\AppData\Roaming\ihhisda |
| PID 848 wrote to memory of 1860 | N/A | C:\Windows\system32\taskeng.exe | C:\Users\Admin\AppData\Roaming\ihhisda |
| PID 848 wrote to memory of 1860 | N/A | C:\Windows\system32\taskeng.exe | C:\Users\Admin\AppData\Roaming\ihhisda |
| PID 848 wrote to memory of 1860 | N/A | C:\Windows\system32\taskeng.exe | C:\Users\Admin\AppData\Roaming\ihhisda |
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\4uZ060Ph.exe
"C:\Users\Admin\AppData\Local\Temp\4uZ060Ph.exe"
C:\Users\Admin\AppData\Local\Temp\5ADC.exe
C:\Users\Admin\AppData\Local\Temp\5ADC.exe
C:\Windows\system32\taskeng.exe
taskeng.exe {9C06A4D2-BB51-43E8-BC61-3BB531BA8F40} S-1-5-21-2058106572-1146578376-825901627-1000:LPKQNNGV\Admin:Interactive:[1]
C:\Users\Admin\AppData\Roaming\ihhisda
C:\Users\Admin\AppData\Roaming\ihhisda
Network
| Country | Destination | Domain | Proto |
| RU | 81.19.131.34:80 | 81.19.131.34 | tcp |
| RU | 185.172.128.19:80 | 185.172.128.19 | tcp |
| RU | 77.105.132.87:6731 | tcp |
Files
memory/2376-0-0x0000000000400000-0x000000000040B000-memory.dmp
memory/1364-1-0x0000000002CF0000-0x0000000002D06000-memory.dmp
memory/2376-2-0x0000000000400000-0x000000000040B000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\5ADC.exe
| MD5 | f88edad62a7789c2c5d8047133da5fa7 |
| SHA1 | 41b1f056cdda764a1c7c402c6fa4f8ab2f3ce5f9 |
| SHA256 | eb2b1ce5574096b91eb9e0482117d2518ab188c0747a209dc77e88d30bb970dc |
| SHA512 | e2d5b0ace5dfd3bd2321b2a42b7e7725071ca440389dc5ef12720a34727ae84c2907cd7befeae5d53568d9deaee8443f4cbda44b598cfc9b6316d9389be09a60 |
memory/2540-12-0x00000000000F0000-0x000000000012C000-memory.dmp
memory/2540-17-0x0000000074980000-0x000000007506E000-memory.dmp
memory/2540-18-0x0000000007630000-0x0000000007670000-memory.dmp
memory/2540-20-0x0000000074980000-0x000000007506E000-memory.dmp
memory/2540-21-0x0000000007630000-0x0000000007670000-memory.dmp
memory/1860-24-0x0000000000400000-0x000000000040B000-memory.dmp
C:\Users\Admin\AppData\Roaming\ihhisda
| MD5 | 8837a89b82d0d3b0259cc9f47b2e599b |
| SHA1 | 51dd86a6a717a8f1470fff7a65f96c983aa71f09 |
| SHA256 | ad5c98936429f847e6808a4efdb80faf452a5c5c31d91f9f7de2560e51478701 |
| SHA512 | 4a6c660c78bc99916d68978243f1140203a5805a3a7ae7a1749c609bd5aaf06b9ac253c09c0a206acdb832b45bc1ab700a5beb98024131779a45c70b53c7bc71 |
memory/1860-26-0x0000000000400000-0x000000000040B000-memory.dmp
memory/1364-25-0x0000000003C50000-0x0000000003C66000-memory.dmp
memory/2540-31-0x0000000074980000-0x000000007506E000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-11 07:09
Reported
2023-12-11 07:11
Platform
win10v2004-20231127-en
Max time kernel
152s
Max time network
155s
Command Line
Signatures
SmokeLoader
Downloads MZ/PE file
Deletes itself
| Description | Indicator | Process | Target |
| 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\61E2.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\jivtsbh | N/A |
Checks SCSI registry key(s)
| Description | Indicator | Process | Target |
| Key queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\4uZ060Ph.exe | N/A |
| Key enumerated | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\4uZ060Ph.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Roaming\jivtsbh | N/A |
| Key queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Roaming\jivtsbh | N/A |
| Key enumerated | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Roaming\jivtsbh | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\4uZ060Ph.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4uZ060Ph.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4uZ060Ph.exe | N/A |
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Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4uZ060Ph.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\jivtsbh | N/A |
Suspicious use of UnmapMainImage
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3312 wrote to memory of 1056 | N/A | N/A | C:\Users\Admin\AppData\Local\Temp\61E2.exe |
| PID 3312 wrote to memory of 1056 | N/A | N/A | C:\Users\Admin\AppData\Local\Temp\61E2.exe |
| PID 3312 wrote to memory of 1056 | N/A | N/A | C:\Users\Admin\AppData\Local\Temp\61E2.exe |
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\4uZ060Ph.exe
"C:\Users\Admin\AppData\Local\Temp\4uZ060Ph.exe"
C:\Users\Admin\AppData\Local\Temp\61E2.exe
C:\Users\Admin\AppData\Local\Temp\61E2.exe
C:\Users\Admin\AppData\Roaming\jivtsbh
C:\Users\Admin\AppData\Roaming\jivtsbh
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 5.181.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 2.136.104.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | 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 |
| US | 8.8.8.8:53 | 146.78.124.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| RU | 81.19.131.34:80 | 81.19.131.34 | tcp |
| US | 8.8.8.8:53 | 34.131.19.81.in-addr.arpa | udp |
| RU | 185.172.128.19:80 | 185.172.128.19 | tcp |
| US | 8.8.8.8:53 | 19.128.172.185.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 123.10.44.20.in-addr.arpa | udp |
Files
memory/3924-0-0x0000000000400000-0x000000000040B000-memory.dmp
memory/3312-1-0x0000000002F90000-0x0000000002FA6000-memory.dmp
memory/3924-3-0x0000000000400000-0x000000000040B000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\61E2.exe
| MD5 | f88edad62a7789c2c5d8047133da5fa7 |
| SHA1 | 41b1f056cdda764a1c7c402c6fa4f8ab2f3ce5f9 |
| SHA256 | eb2b1ce5574096b91eb9e0482117d2518ab188c0747a209dc77e88d30bb970dc |
| SHA512 | e2d5b0ace5dfd3bd2321b2a42b7e7725071ca440389dc5ef12720a34727ae84c2907cd7befeae5d53568d9deaee8443f4cbda44b598cfc9b6316d9389be09a60 |
C:\Users\Admin\AppData\Roaming\jivtsbh
| MD5 | 8837a89b82d0d3b0259cc9f47b2e599b |
| SHA1 | 51dd86a6a717a8f1470fff7a65f96c983aa71f09 |
| SHA256 | ad5c98936429f847e6808a4efdb80faf452a5c5c31d91f9f7de2560e51478701 |
| SHA512 | 4a6c660c78bc99916d68978243f1140203a5805a3a7ae7a1749c609bd5aaf06b9ac253c09c0a206acdb832b45bc1ab700a5beb98024131779a45c70b53c7bc71 |
memory/3312-14-0x0000000002D90000-0x0000000002DA6000-memory.dmp
memory/1644-17-0x0000000000400000-0x000000000040B000-memory.dmp