4f8f280ae5dbb931d0b79cba30b912698831dd17b7cf146348642ecbcf90eeae

General

Target

4f8f280ae5dbb931d0b79cba30b912698831dd17b7cf146348642ecbcf90eeae.exe
Size

8.6MB
MD5

bcb0efeb03ab1b4d32d6043f7a223719
SHA1

c5933dcb5d2b4510dc2b61650fd544073da19f88
SHA256

4f8f280ae5dbb931d0b79cba30b912698831dd17b7cf146348642ecbcf90eeae
SHA512

e6aa13e4ea95f21b477b802cc97d4bbfb2f6a908482cdfe08095df2cf83799827335f7fa920ab56016c08c9e849739ac2ce81b4285f4cc68929fff2e33023b4d
SSDEEP

196608:VCO0Bg8tEXBAw4ov3Vhqx3nChywSH9QBOltYDKzwHTK7lHXxv:Vn0BlwBj4ov3VoyhywsaKE+7lH

Score

9^/10

evasion themida trojan

Malware Config

Signatures

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

4f8f280ae5dbb931d0b79cba30b912698831dd17b7cf146348642ecbcf90eeae.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 4f8f280ae5dbb931d0b79cba30b912698831dd17b7cf146348642ecbcf90eeae.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	4f8f280ae5dbb931d0b79cba30b912698831dd17b7cf146348642ecbcf90eeae.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

4f8f280ae5dbb931d0b79cba30b912698831dd17b7cf146348642ecbcf90eeae.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	4f8f280ae5dbb931d0b79cba30b912698831dd17b7cf146348642ecbcf90eeae.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	4f8f280ae5dbb931d0b79cba30b912698831dd17b7cf146348642ecbcf90eeae.exe

Loads dropped DLL 2 IoCs

Processes:

4f8f280ae5dbb931d0b79cba30b912698831dd17b7cf146348642ecbcf90eeae.exe

pid	process
972	4f8f280ae5dbb931d0b79cba30b912698831dd17b7cf146348642ecbcf90eeae.exe
972	4f8f280ae5dbb931d0b79cba30b912698831dd17b7cf146348642ecbcf90eeae.exe

Themida packer 7 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral2/memory/972-0-0x0000000000400000-0x00000000013C1000-memory.dmp	themida
behavioral2/memory/972-2-0x0000000000400000-0x00000000013C1000-memory.dmp	themida
behavioral2/memory/972-3-0x0000000000400000-0x00000000013C1000-memory.dmp	themida
behavioral2/memory/972-4-0x0000000000400000-0x00000000013C1000-memory.dmp	themida
behavioral2/memory/972-26-0x0000000000400000-0x00000000013C1000-memory.dmp	themida
behavioral2/memory/972-30-0x0000000000400000-0x00000000013C1000-memory.dmp	themida
behavioral2/memory/972-32-0x0000000000400000-0x00000000013C1000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

4f8f280ae5dbb931d0b79cba30b912698831dd17b7cf146348642ecbcf90eeae.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	4f8f280ae5dbb931d0b79cba30b912698831dd17b7cf146348642ecbcf90eeae.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

4f8f280ae5dbb931d0b79cba30b912698831dd17b7cf146348642ecbcf90eeae.exe

pid process

972 4f8f280ae5dbb931d0b79cba30b912698831dd17b7cf146348642ecbcf90eeae.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

4f8f280ae5dbb931d0b79cba30b912698831dd17b7cf146348642ecbcf90eeae.exe

pid	process
972	4f8f280ae5dbb931d0b79cba30b912698831dd17b7cf146348642ecbcf90eeae.exe
972	4f8f280ae5dbb931d0b79cba30b912698831dd17b7cf146348642ecbcf90eeae.exe
972	4f8f280ae5dbb931d0b79cba30b912698831dd17b7cf146348642ecbcf90eeae.exe
972	4f8f280ae5dbb931d0b79cba30b912698831dd17b7cf146348642ecbcf90eeae.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

4f8f280ae5dbb931d0b79cba30b912698831dd17b7cf146348642ecbcf90eeae.exe

pid	process
972	4f8f280ae5dbb931d0b79cba30b912698831dd17b7cf146348642ecbcf90eeae.exe
972	4f8f280ae5dbb931d0b79cba30b912698831dd17b7cf146348642ecbcf90eeae.exe

C:\Users\Admin\AppData\Local\Temp\4f8f280ae5dbb931d0b79cba30b912698831dd17b7cf146348642ecbcf90eeae.exe
"C:\Users\Admin\AppData\Local\Temp\4f8f280ae5dbb931d0b79cba30b912698831dd17b7cf146348642ecbcf90eeae.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Loads dropped DLL
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:972

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Virtualization/Sandbox Evasion

1

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\E2EECore.2.7.2.dll
Filesize
8.4MB

MD5
8b6c94bbdbfb213e94a5dcb4fac28ce3

SHA1
b56102ca4f03556f387f8b30e2b404efabe0cb65

SHA256
982a177924762f270b36fe34c7d6847392b48ae53151dc2011078dceef487a53

SHA512
9d6d63b5d8cf7a978d7e91126d7a343c2f7acd00022da9d692f63e50835fdd84a59a93328564f10622f2b1f6adfd7febdd98b8ddb294d0754ed45cc9c165d25a

Download Submit
C:\Users\Admin\AppData\Roaming\bass.dll
Filesize
97KB

MD5
df054025c9e845b33b27a99af750f9b9

SHA1
cb2a9dc07dada8e2d96d10baee878131aeff0d14

SHA256
dfa29cf9a2cbcd8b1dcf7fb7a72764ff2b05e47b056e2a80190338492e0ad0a4

SHA512
f1de2207a6ea3bb455ff763bb86404e57a78d0e1d229a0158e41c53507b7b63be926142ee39fae62b6408acb8e5a350ce0f5beaf1823c7d09a4bde88622e4f36

Download Submit
memory/972-11-0x0000000010000000-0x0000000010059000-memory.dmp

Filesize
356KB

Download
memory/972-3-0x0000000000400000-0x00000000013C1000-memory.dmp

Filesize
15.8MB

Download
memory/972-4-0x0000000000400000-0x00000000013C1000-memory.dmp

Filesize
15.8MB

Download
memory/972-2-0x0000000000400000-0x00000000013C1000-memory.dmp

Filesize
15.8MB

Download
memory/972-0-0x0000000000400000-0x00000000013C1000-memory.dmp

Filesize
15.8MB

Download
memory/972-1-0x0000000077714000-0x0000000077716000-memory.dmp

Filesize
8KB

Download
memory/972-15-0x0000000011000000-0x0000000011063000-memory.dmp

Filesize
396KB

Download
memory/972-17-0x0000000003C30000-0x0000000003D46000-memory.dmp

Filesize
1.1MB

Download
memory/972-27-0x0000000011000000-0x0000000011063000-memory.dmp

Filesize
396KB

Download
memory/972-26-0x0000000000400000-0x00000000013C1000-memory.dmp

Filesize
15.8MB

Download
memory/972-30-0x0000000000400000-0x00000000013C1000-memory.dmp

Filesize
15.8MB

Download
memory/972-32-0x0000000000400000-0x00000000013C1000-memory.dmp

Filesize
15.8MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads