cb5892e66ce5c2e7b5ab9946e77e1e634fdc5588a729ad6fdaaa4fd822f27051

Analysis

max time kernel
45s
max time network
49s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
26-11-2022 18:03

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General

Target

Install.exe
Size

56KB
MD5

b35a79c7cfee27644c72c02f713f032a
SHA1

16258f41d5c08019a002a484284176f8ce44072c
SHA256

5216d2ca86242f768b204637536a1b3ad2f6c80af6cad5ef798e757667608ef1
SHA512

f235e663022818a561a4b368477f5384c72cb2deb48e43d5551dda8a1df888e5bc1413eb92c49a71967472b472a7bbaefd539477332449d127754840bc40e346
SSDEEP

768:QUuzp0fg4fyRR5tHC4kt5Jp9k0FBxTJp8jSE5+Nk/QBeLPJcukgb4a:zfFYrHzmJcABxt2mE5OAkYJdz4a

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
904	cmd.exe

Loads dropped DLL 1 IoCs

pid	Process
1996	Install.exe

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

System Information Discovery
T1082

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
948	PING.EXE

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
1996	Install.exe
1996	Install.exe
1996	Install.exe
1996	Install.exe
1996	Install.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1996	Install.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1996	Install.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 1996 wrote to memory of 904	1996	Install.exe	28
PID 1996 wrote to memory of 904	1996	Install.exe	28
PID 1996 wrote to memory of 904	1996	Install.exe	28
PID 1996 wrote to memory of 904	1996	Install.exe	28
PID 1996 wrote to memory of 904	1996	Install.exe	28
PID 1996 wrote to memory of 904	1996	Install.exe	28
PID 1996 wrote to memory of 904	1996	Install.exe	28
PID 904 wrote to memory of 948	904	cmd.exe	30
PID 904 wrote to memory of 948	904	cmd.exe	30
PID 904 wrote to memory of 948	904	cmd.exe	30
PID 904 wrote to memory of 948	904	cmd.exe	30
PID 904 wrote to memory of 948	904	cmd.exe	30
PID 904 wrote to memory of 948	904	cmd.exe	30
PID 904 wrote to memory of 948	904	cmd.exe	30

C:\Users\Admin\AppData\Local\Temp\Install.exe
"C:\Users\Admin\AppData\Local\Temp\Install.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1996
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 -n 1 && del /f/q "C:\Users\Admin\AppData\Local\Temp\Install.exe"
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:904
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1 -n 1
    3⤵
    - Runs ping.exe
    PID:948

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\7072118.dll

Filesize
26KB

MD5
d577f66de7124b80ef14b558be6a90f9

SHA1
688c3cab5c53f1708adbf7f5e548deec69a316e2

SHA256
4f14d7c1b36f30f3965cd3610538e3246cb6df8bf6472cf48eece6d9d516179c

SHA512
16427d1eeab8ea8cdef25983ee14e12c783afbee1ccd7b0996a1481b1070267f0db61a9e3d76c69eec46379ed45c0da36e8cae167ecc2e8841c7fd7fc533ebbe

Download Submit
memory/1996-54-0x0000000075281000-0x0000000075283000-memory.dmp

Filesize
8KB

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