7dfc17b9d05e2f92cfbda4f988740dab643fb025a33c3ee68007129b61b62354

Analysis

max time kernel
40s
max time network
45s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
11/10/2022, 02:34

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General

Target

7dfc17b9d05e2f92cfbda4f988740dab643fb025a33c3ee68007129b61b62354.exe
Size

104KB
MD5

68e31dcf66b2469258ade33eed84ba00
SHA1

a92098929cab1ca5d8e3118bcd8d826cd128819c
SHA256

7dfc17b9d05e2f92cfbda4f988740dab643fb025a33c3ee68007129b61b62354
SHA512

a2e15cd3bde0b6c020dc10ad3ded5ea6fb36135c899d439ac4bf45d053bff82f8025dbc1cf5289eea5b60c53142b0ece390b0f00ce0e097aff2dd085daa25af0
SSDEEP

1536:LSxb38MhDn2fBLnL6yId2xdMGfR9TQ2g8cifaxK2jd3psK/OV16PZdpM2KczgBoB:1JLnL6K7f3ixF2o9RH5BbtwHuMq

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1396	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 opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	7dfc17b9d05e2f92cfbda4f988740dab643fb025a33c3ee68007129b61b62354.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	7dfc17b9d05e2f92cfbda4f988740dab643fb025a33c3ee68007129b61b62354.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
1116	tasklist.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1116	tasklist.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1412	7dfc17b9d05e2f92cfbda4f988740dab643fb025a33c3ee68007129b61b62354.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1412 wrote to memory of 1396	1412	7dfc17b9d05e2f92cfbda4f988740dab643fb025a33c3ee68007129b61b62354.exe	30
PID 1412 wrote to memory of 1396	1412	7dfc17b9d05e2f92cfbda4f988740dab643fb025a33c3ee68007129b61b62354.exe	30
PID 1412 wrote to memory of 1396	1412	7dfc17b9d05e2f92cfbda4f988740dab643fb025a33c3ee68007129b61b62354.exe	30
PID 1412 wrote to memory of 1396	1412	7dfc17b9d05e2f92cfbda4f988740dab643fb025a33c3ee68007129b61b62354.exe	30
PID 1396 wrote to memory of 1116	1396	cmd.exe	31
PID 1396 wrote to memory of 1116	1396	cmd.exe	31
PID 1396 wrote to memory of 1116	1396	cmd.exe	31
PID 1396 wrote to memory of 1116	1396	cmd.exe	31

C:\Users\Admin\AppData\Local\Temp\7dfc17b9d05e2f92cfbda4f988740dab643fb025a33c3ee68007129b61b62354.exe
"C:\Users\Admin\AppData\Local\Temp\7dfc17b9d05e2f92cfbda4f988740dab643fb025a33c3ee68007129b61b62354.exe"
1⤵
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1412
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c tasklist&&del 7dfc17b9d05e2f92cfbda4f988740dab643fb025a33c3ee68007129b61b62354.exe
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:1396
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:1116

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

Replay Monitor

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Downloads

memory/1412-56-0x0000000075771000-0x0000000075773000-memory.dmp

Filesize
8KB

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memory/1412-57-0x0000000003590000-0x000000000404A000-memory.dmp

Filesize
10.7MB

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