af9e8f301a3677b457345921d7ee765a842eceb7df107714eaffc6193bfc6bbe

Resubmissions

12-02-2024 06:38

240212-hd166sgg25 10

12-02-2024 06:21

240212-g4tdksgd86 7

Analysis

max time kernel
122s
max time network
127s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
12-02-2024 06:38

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General

Target

Hive.elf
Size

246KB
MD5

22ae3e19ec54a9d314719158c00986e3
SHA1

84353fe08dd87eb2f1086dfd08c014311e7e4889
SHA256

822d89e7917d41a90f5f65bee75cad31fe13995e43f47ea9ea536862884efc25
SHA512

a72a3e8fb908c2ed946b9266cc742b1584709205f1911e381823ef7caac10d55ccec2f35c3e7ca4a3eda7e04e1b57ec2039054c087fdc39241554cd82b62570e
SSDEEP

3072:3Zp7gZzdfvjRCMj1Yk36ioyJ1zgjIlOhXYopNL+V7o0xvvkB/37Nt7xhew8A2Mzc:P7gDj8S1Hlx14+opNClvk977ew8A2M

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies registry class 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\elf_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\elf_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\elf_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\.elf	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\.elf\ = "elf_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\elf_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\elf_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\elf_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2728	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2728	AcroRd32.exe
2728	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2336 wrote to memory of 2628	2336	cmd.exe	29
PID 2336 wrote to memory of 2628	2336	cmd.exe	29
PID 2336 wrote to memory of 2628	2336	cmd.exe	29
PID 2628 wrote to memory of 2728	2628	rundll32.exe	30
PID 2628 wrote to memory of 2728	2628	rundll32.exe	30
PID 2628 wrote to memory of 2728	2628	rundll32.exe	30
PID 2628 wrote to memory of 2728	2628	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Hive.elf
1⤵
- Suspicious use of WriteProcessMemory
PID:2336
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Hive.elf
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2628
- - C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
    "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\Hive.elf"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2728

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
0bf3df2dc1187d81923d74af7d6393e4

SHA1
5c67fd4590f8092036e65a6c9439eb00e3f7ea06

SHA256
72005fd225dbdfd4e1fc544f6ec6fe9b7179538f9e1fdd452941a0c0b1d5c505

SHA512
06a1edba3fdba3445c0195a3a42cf21d41ab92b49b51d6e0caeb0e328d050e046468c04ac059225304dcaeb829735d4d92a450176cc4b45002fe4a6e6a1b1e27

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