ff035452ad84439358c6c13d89193dc22270b30f295b4d9a517102333cc3ddb4

Analysis

max time kernel
65s
max time network
49s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
20/10/2022, 15:16

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General

Target

ff035452ad84439358c6c13d89193dc22270b30f295b4d9a517102333cc3ddb4.exe
Size

65KB
MD5

a08583ab538dd735ec9155552c073a40
SHA1

e101719c61425550118d555ab17ce3e3b9afcb7b
SHA256

ff035452ad84439358c6c13d89193dc22270b30f295b4d9a517102333cc3ddb4
SHA512

2f7824d8eb7aa14a8c47b5a85762b2d6c07542a70a1d369731b0762dfca973f95a7ccebacb62df4b40421d4766e978f5204e6004d2f96d5f177666491157c801
SSDEEP

768:A+J/HEdRbAY0iUNvVvdt5VeebD+Tq/QwIt0L06WRR373nMle29+I4U+Ooc4eC:A+eSnrTIs+Tq/Qw106S73nMlfPNU

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
820	cmd.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

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

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	ff035452ad84439358c6c13d89193dc22270b30f295b4d9a517102333cc3ddb4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	ff035452ad84439358c6c13d89193dc22270b30f295b4d9a517102333cc3ddb4.exe

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

System Information Discovery
T1082

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
1036	tasklist.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1036	tasklist.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1756	ff035452ad84439358c6c13d89193dc22270b30f295b4d9a517102333cc3ddb4.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1756 wrote to memory of 820	1756	ff035452ad84439358c6c13d89193dc22270b30f295b4d9a517102333cc3ddb4.exe	30
PID 1756 wrote to memory of 820	1756	ff035452ad84439358c6c13d89193dc22270b30f295b4d9a517102333cc3ddb4.exe	30
PID 1756 wrote to memory of 820	1756	ff035452ad84439358c6c13d89193dc22270b30f295b4d9a517102333cc3ddb4.exe	30
PID 1756 wrote to memory of 820	1756	ff035452ad84439358c6c13d89193dc22270b30f295b4d9a517102333cc3ddb4.exe	30
PID 820 wrote to memory of 1036	820	cmd.exe	32
PID 820 wrote to memory of 1036	820	cmd.exe	32
PID 820 wrote to memory of 1036	820	cmd.exe	32
PID 820 wrote to memory of 1036	820	cmd.exe	32

C:\Users\Admin\AppData\Local\Temp\ff035452ad84439358c6c13d89193dc22270b30f295b4d9a517102333cc3ddb4.exe
"C:\Users\Admin\AppData\Local\Temp\ff035452ad84439358c6c13d89193dc22270b30f295b4d9a517102333cc3ddb4.exe"
1⤵
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1756
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c tasklist&&del ff035452ad84439358c6c13d89193dc22270b30f295b4d9a517102333cc3ddb4.exe
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:820
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:1036

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Process Discovery

T1057

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1756-56-0x00000000756B1000-0x00000000756B3000-memory.dmp

Filesize
8KB

Download
memory/1756-57-0x00000000037C0000-0x000000000427A000-memory.dmp

Filesize
10.7MB

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