099c3f57260a402ea499b8117874bf40c14e95d73fe2b16a820a48bca721b1a8

Analysis

max time kernel
81s
max time network
81s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
02/10/2022, 14:18

Target

099c3f57260a402ea499b8117874bf40c14e95d73fe2b16a820a48bca721b1a8.exe
Size

273KB
MD5

534ce763231c19fa1755d7ebee777170
SHA1

6f20a4bbb18ec4aa815230b36c81836f0f367a2b
SHA256

099c3f57260a402ea499b8117874bf40c14e95d73fe2b16a820a48bca721b1a8
SHA512

399d608fbdff31bf671de4197628ac80643479588f24d337bb23585306a9d3dd7d7ab8573fe26e48cfc73ebea2f727d6919de6f609b14138aa816fd1a3054b4b
SSDEEP

6144:Zwq39u2lmKVaxDWivZUOzn6r3/dmU6bxUpPM5IGj58TaUHFZ:ZwuQ2AKAxDWi2Ozn6r3/4Bbx2MChhHFZ

Score

8^/10

Executes dropped EXE 1 IoCs

pid	Process
1124	Ccuqhia.exe

Deletes itself 1 IoCs

pid	Process
2032	WScript.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Ruubei kyqrc\Ccuqhia.exe	099c3f57260a402ea499b8117874bf40c14e95d73fe2b16a820a48bca721b1a8.exe
File created	C:\Program Files (x86)\Ruubei kyqrc\Ccuqhia.exe	099c3f57260a402ea499b8117874bf40c14e95d73fe2b16a820a48bca721b1a8.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 3 IoCs

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1124	Ccuqhia.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 856 wrote to memory of 2032	856	099c3f57260a402ea499b8117874bf40c14e95d73fe2b16a820a48bca721b1a8.exe	28
PID 856 wrote to memory of 2032	856	099c3f57260a402ea499b8117874bf40c14e95d73fe2b16a820a48bca721b1a8.exe	28
PID 856 wrote to memory of 2032	856	099c3f57260a402ea499b8117874bf40c14e95d73fe2b16a820a48bca721b1a8.exe	28
PID 856 wrote to memory of 2032	856	099c3f57260a402ea499b8117874bf40c14e95d73fe2b16a820a48bca721b1a8.exe	28

C:\Users\Admin\AppData\Local\Temp\099c3f57260a402ea499b8117874bf40c14e95d73fe2b16a820a48bca721b1a8.exe
"C:\Users\Admin\AppData\Local\Temp\099c3f57260a402ea499b8117874bf40c14e95d73fe2b16a820a48bca721b1a8.exe"
1⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:856
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\9204.vbs"
  2⤵
  - Deletes itself
  PID:2032

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

C:\9204.vbs

Filesize
500B

MD5
6e36610b01f0fccadf50be82307435bd

SHA1
b174b3ebe1fcbbdc18a0ece8ab4af5faddf684e2

SHA256
d05df2345da005ea2b96b0917b7537eb88744c2086db1fd1b47affd3381fff29

SHA512
c67be94c7e6b06a6d0886baac14b4286ef5bf709535fc240ec66571ea6f840097605cb9f122dfc627e26d4aa3df2928dd452efc01d1e21a6da251da7cfb04905

Download Submit
C:\Program Files (x86)\Ruubei kyqrc\Ccuqhia.exe

Filesize
15.3MB

MD5
e693cb4f6bb6e2534d2a86a444d02d0a

SHA1
43f971bca16e4fbefd513b187ab40ef98e0e53c5

SHA256
8422badb32015b836ff35e6974fca12c0da9b9996e9aed4ce4555b5e78621377

SHA512
74e4ec0c5c2e23186ec81ca44c21e3b3a396a6948aacd94ce7333107aebe40c556caf14679ceefc4842e04d43938b46ee9a7bd9efc24f06bbb669002ba2c5323

Download Submit
memory/856-54-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/856-55-0x0000000075D01000-0x0000000075D03000-memory.dmp

Filesize
8KB

Download
memory/856-56-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/856-61-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/1124-59-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/1124-64-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download