53285fb142e48bd1a568509c8997067370ac4578b3c92d8c3bc75ecdebc2915f

Resubmissions

19/03/2024, 14:56

240319-sbdyzafd61 9

Analysis

max time kernel
142s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
19/03/2024, 14:56

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General

Target

Akira.exe
Size

5.1MB
MD5

47feab24e4a7a088fcac9a7067cbf318
SHA1

bbe0dcbe7eb3d0fa19b4afb5edff51b7066ec45d
SHA256

53285fb142e48bd1a568509c8997067370ac4578b3c92d8c3bc75ecdebc2915f
SHA512

6b3b0e289d06839cfd32327dfa1795368601a789c3dc2a0db9f0cce01001a28a584d5c26ce4e46e9002626a1f3ba318e038578e86f00cff489956aace8b419aa
SSDEEP

98304:KxNeg5VPsVXSfJHbM+A+PoudLZ1uRhkuoxa4kReiX2+jli:TgTZhHbFddNZ1kroxacUbBi

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	Akira.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

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	Akira.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	Akira.exe

Themida packer 10 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral2/memory/2976-0-0x00007FF6CEE90000-0x00007FF6CFA35000-memory.dmp	themida
behavioral2/memory/2976-1-0x00007FF6CEE90000-0x00007FF6CFA35000-memory.dmp	themida
behavioral2/memory/2976-2-0x00007FF6CEE90000-0x00007FF6CFA35000-memory.dmp	themida
behavioral2/memory/2976-3-0x00007FF6CEE90000-0x00007FF6CFA35000-memory.dmp	themida
behavioral2/memory/2976-4-0x00007FF6CEE90000-0x00007FF6CFA35000-memory.dmp	themida
behavioral2/memory/2976-5-0x00007FF6CEE90000-0x00007FF6CFA35000-memory.dmp	themida
behavioral2/memory/2976-6-0x00007FF6CEE90000-0x00007FF6CFA35000-memory.dmp	themida
behavioral2/memory/2976-7-0x00007FF6CEE90000-0x00007FF6CFA35000-memory.dmp	themida
behavioral2/memory/2976-8-0x00007FF6CEE90000-0x00007FF6CFA35000-memory.dmp	themida
behavioral2/memory/2976-9-0x00007FF6CEE90000-0x00007FF6CFA35000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	Akira.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2976 wrote to memory of 4508	2976	Akira.exe	96
PID 2976 wrote to memory of 4508	2976	Akira.exe	96
PID 4508 wrote to memory of 1472	4508	cmd.exe	98
PID 4508 wrote to memory of 1472	4508	cmd.exe	98
PID 4508 wrote to memory of 3316	4508	cmd.exe	99
PID 4508 wrote to memory of 3316	4508	cmd.exe	99
PID 4508 wrote to memory of 3784	4508	cmd.exe	100
PID 4508 wrote to memory of 3784	4508	cmd.exe	100

C:\Users\Admin\AppData\Local\Temp\Akira.exe
"C:\Users\Admin\AppData\Local\Temp\Akira.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of WriteProcessMemory
PID:2976
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c certutil -hashfile "C:\Users\Admin\AppData\Local\Temp\Akira.exe" MD5 | find /i /v "md5" | find /i /v "certutil"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4508
- - C:\Windows\system32\certutil.exe
    certutil -hashfile "C:\Users\Admin\AppData\Local\Temp\Akira.exe" MD5
    3⤵
    PID:1472
- - C:\Windows\system32\find.exe
    find /i /v "md5"
    3⤵
    PID:3316
- - C:\Windows\system32\find.exe
    find /i /v "certutil"
    3⤵
    PID:3784

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3820 --field-trial-handle=2264,i,15001568551143786084,90255922961447677,262144 --variations-seed-version /prefetch:8
1⤵
PID:4012

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2976-0-0x00007FF6CEE90000-0x00007FF6CFA35000-memory.dmp

Filesize
11.6MB

Download
memory/2976-1-0x00007FF6CEE90000-0x00007FF6CFA35000-memory.dmp

Filesize
11.6MB

Download
memory/2976-2-0x00007FF6CEE90000-0x00007FF6CFA35000-memory.dmp

Filesize
11.6MB

Download
memory/2976-3-0x00007FF6CEE90000-0x00007FF6CFA35000-memory.dmp

Filesize
11.6MB

Download
memory/2976-4-0x00007FF6CEE90000-0x00007FF6CFA35000-memory.dmp

Filesize
11.6MB

Download
memory/2976-5-0x00007FF6CEE90000-0x00007FF6CFA35000-memory.dmp

Filesize
11.6MB

Download
memory/2976-6-0x00007FF6CEE90000-0x00007FF6CFA35000-memory.dmp

Filesize
11.6MB

Download
memory/2976-7-0x00007FF6CEE90000-0x00007FF6CFA35000-memory.dmp

Filesize
11.6MB

Download
memory/2976-8-0x00007FF6CEE90000-0x00007FF6CFA35000-memory.dmp

Filesize
11.6MB

Download
memory/2976-9-0x00007FF6CEE90000-0x00007FF6CFA35000-memory.dmp

Filesize
11.6MB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads