ce2aa7253ec42e40bf20cb62a0d1c9bd5fcc5a302069fd90ae4f44d48503b95b

General

Target

ce2aa7253ec42e40bf20cb62a0d1c9bd5fcc5a302069fd90ae4f44d48503b95b.exe
Size

304KB
MD5

681204c9c0b31d262f46ad5080fdd5f5
SHA1

17d1f015e93c00bf85c17ef3a258ebdc0502b28f
SHA256

ce2aa7253ec42e40bf20cb62a0d1c9bd5fcc5a302069fd90ae4f44d48503b95b
SHA512

50291b540f75cef9a4fef5e699fe2f111084f96d63a265309f9cb08ee2ab048771e8ec5fb8516c14db9acd680d181e19c215ef884fce55d566c70939f39eed14
SSDEEP

6144:K2oiYVGfWJ62thHhRq+XS9AdAlHZLvvZF9lJM+mN9opqU0Dh7FC7hN7GScVn:KyxWJ623hRNC9WANFe+gA6D3avan

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1408	bpehnn.exe

Deletes itself 1 IoCs

pid	Process
2028	cmd.exe

Loads dropped DLL 3 IoCs

pid	Process
2028	cmd.exe
2028	cmd.exe
1408	bpehnn.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce	ce2aa7253ec42e40bf20cb62a0d1c9bd5fcc5a302069fd90ae4f44d48503b95b.exe

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

System Information Discovery
T1082

Kills process with taskkill 1 IoCs

evasion

pid	Process
1284	taskkill.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1784	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1284	taskkill.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 880 wrote to memory of 2028	880	ce2aa7253ec42e40bf20cb62a0d1c9bd5fcc5a302069fd90ae4f44d48503b95b.exe	27
PID 880 wrote to memory of 2028	880	ce2aa7253ec42e40bf20cb62a0d1c9bd5fcc5a302069fd90ae4f44d48503b95b.exe	27
PID 880 wrote to memory of 2028	880	ce2aa7253ec42e40bf20cb62a0d1c9bd5fcc5a302069fd90ae4f44d48503b95b.exe	27
PID 880 wrote to memory of 2028	880	ce2aa7253ec42e40bf20cb62a0d1c9bd5fcc5a302069fd90ae4f44d48503b95b.exe	27
PID 2028 wrote to memory of 1284	2028	cmd.exe	29
PID 2028 wrote to memory of 1284	2028	cmd.exe	29
PID 2028 wrote to memory of 1284	2028	cmd.exe	29
PID 2028 wrote to memory of 1284	2028	cmd.exe	29
PID 2028 wrote to memory of 1784	2028	cmd.exe	31
PID 2028 wrote to memory of 1784	2028	cmd.exe	31
PID 2028 wrote to memory of 1784	2028	cmd.exe	31
PID 2028 wrote to memory of 1784	2028	cmd.exe	31
PID 2028 wrote to memory of 1408	2028	cmd.exe	32
PID 2028 wrote to memory of 1408	2028	cmd.exe	32
PID 2028 wrote to memory of 1408	2028	cmd.exe	32
PID 2028 wrote to memory of 1408	2028	cmd.exe	32

C:\Users\Admin\AppData\Local\Temp\ce2aa7253ec42e40bf20cb62a0d1c9bd5fcc5a302069fd90ae4f44d48503b95b.exe
"C:\Users\Admin\AppData\Local\Temp\ce2aa7253ec42e40bf20cb62a0d1c9bd5fcc5a302069fd90ae4f44d48503b95b.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:880
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /f /pid 880 & ping -n 3 127.1 & del /f /q "C:\Users\Admin\AppData\Local\Temp\ce2aa7253ec42e40bf20cb62a0d1c9bd5fcc5a302069fd90ae4f44d48503b95b.exe" & start C:\Users\Admin\AppData\Local\bpehnn.exe -f
  2⤵
  - Deletes itself
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:2028
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /f /pid 880
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:1284
- - C:\Windows\SysWOW64\PING.EXE
    ping -n 3 127.1
    3⤵
    - Runs ping.exe
    PID:1784
- - C:\Users\Admin\AppData\Local\bpehnn.exe
    C:\Users\Admin\AppData\Local\bpehnn.exe -f
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    PID:1408

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Remote System Discovery

1

T1018

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\bpehnn.exe

Filesize
304KB

MD5
681204c9c0b31d262f46ad5080fdd5f5

SHA1
17d1f015e93c00bf85c17ef3a258ebdc0502b28f

SHA256
ce2aa7253ec42e40bf20cb62a0d1c9bd5fcc5a302069fd90ae4f44d48503b95b

SHA512
50291b540f75cef9a4fef5e699fe2f111084f96d63a265309f9cb08ee2ab048771e8ec5fb8516c14db9acd680d181e19c215ef884fce55d566c70939f39eed14

Download Submit
C:\Users\Admin\AppData\Local\bpehnn.exe

Filesize
304KB

MD5
681204c9c0b31d262f46ad5080fdd5f5

SHA1
17d1f015e93c00bf85c17ef3a258ebdc0502b28f

SHA256
ce2aa7253ec42e40bf20cb62a0d1c9bd5fcc5a302069fd90ae4f44d48503b95b

SHA512
50291b540f75cef9a4fef5e699fe2f111084f96d63a265309f9cb08ee2ab048771e8ec5fb8516c14db9acd680d181e19c215ef884fce55d566c70939f39eed14

Download Submit
\Users\Admin\AppData\Local\bpehnn.exe

Filesize
304KB

MD5
681204c9c0b31d262f46ad5080fdd5f5

SHA1
17d1f015e93c00bf85c17ef3a258ebdc0502b28f

SHA256
ce2aa7253ec42e40bf20cb62a0d1c9bd5fcc5a302069fd90ae4f44d48503b95b

SHA512
50291b540f75cef9a4fef5e699fe2f111084f96d63a265309f9cb08ee2ab048771e8ec5fb8516c14db9acd680d181e19c215ef884fce55d566c70939f39eed14

Download Submit
\Users\Admin\AppData\Local\bpehnn.exe

Filesize
304KB

MD5
681204c9c0b31d262f46ad5080fdd5f5

SHA1
17d1f015e93c00bf85c17ef3a258ebdc0502b28f

SHA256
ce2aa7253ec42e40bf20cb62a0d1c9bd5fcc5a302069fd90ae4f44d48503b95b

SHA512
50291b540f75cef9a4fef5e699fe2f111084f96d63a265309f9cb08ee2ab048771e8ec5fb8516c14db9acd680d181e19c215ef884fce55d566c70939f39eed14

Download Submit
\Users\Admin\AppData\Local\bpehnn.exe

Filesize
304KB

MD5
681204c9c0b31d262f46ad5080fdd5f5

SHA1
17d1f015e93c00bf85c17ef3a258ebdc0502b28f

SHA256
ce2aa7253ec42e40bf20cb62a0d1c9bd5fcc5a302069fd90ae4f44d48503b95b

SHA512
50291b540f75cef9a4fef5e699fe2f111084f96d63a265309f9cb08ee2ab048771e8ec5fb8516c14db9acd680d181e19c215ef884fce55d566c70939f39eed14

Download Submit
memory/880-54-0x0000000001000000-0x00000000010A5000-memory.dmp

Filesize
660KB

Download
memory/880-58-0x0000000001000000-0x00000000010A5000-memory.dmp

Filesize
660KB

Download
memory/880-56-0x0000000001000000-0x00000000010A5000-memory.dmp

Filesize
660KB

Download
memory/880-55-0x0000000075071000-0x0000000075073000-memory.dmp

Filesize
8KB

Download
memory/1408-69-0x0000000001000000-0x00000000010A5000-memory.dmp

Filesize
660KB

Download
memory/1408-70-0x0000000001000000-0x00000000010A5000-memory.dmp

Filesize
660KB

Download

Analysis

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