ce246655a1634245a92b0ba781ac4829471a12a0ae1065645d761d729deb5d6a

Analysis

max time kernel
150s
max time network
45s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
12/01/2023, 05:00

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General

Target

[IBRA-2022]Mina2/helmet2.dff
Size

6KB
MD5

8b26b0cf122f181a193dd2ea6794cb09
SHA1

6d6d4e36abf874c2f08884ef9ea6837c9e4fe419
SHA256

6397abbd3a1c15f0dec1e342341c0a845c5c4a3a8fbac6e269f4b4c0c2d60397
SHA512

f127972f204fc40dedafdde52f1e8d5d15c6484f465cc885a0560ed8f20a4c79301f321ef5e1a4a3c1dad816705f15835fdefc1eca7d9c5a727f0739203c7f4b
SSDEEP

96:UjsvQZT1uOnJc7yVBT6ChgCxhV+eQQIFkbEjPFe038XjSCBIUHiKn3hFXTWJbS:7ol1uOVT+cgCxhkeQQGtPr3JUnDihS

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082

Modifies registry class 10 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\dff_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\dff_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\dff_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\dff_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\dff_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\.dff	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\.dff\ = "dff_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\dff_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_Classes\Local Settings	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 872 wrote to memory of 1168	872	cmd.exe	28
PID 872 wrote to memory of 1168	872	cmd.exe	28
PID 872 wrote to memory of 1168	872	cmd.exe	28
PID 1168 wrote to memory of 1756	1168	rundll32.exe	29
PID 1168 wrote to memory of 1756	1168	rundll32.exe	29
PID 1168 wrote to memory of 1756	1168	rundll32.exe	29
PID 1168 wrote to memory of 1756	1168	rundll32.exe	29

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\[IBRA-2022]Mina2\helmet2.dff
1⤵
- Suspicious use of WriteProcessMemory
PID:872
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\[IBRA-2022]Mina2\helmet2.dff
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1168
- - 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\[IBRA-2022]Mina2\helmet2.dff"
    3⤵
    - Suspicious use of SetWindowsHookEx
    PID:1756

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/872-54-0x000007FEFB591000-0x000007FEFB593000-memory.dmp

Filesize
8KB

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memory/1756-82-0x0000000074AD1000-0x0000000074AD3000-memory.dmp

Filesize
8KB

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