e0087be66b4d1b522eff5b6816f83a83988c0c0131ef682a79ff07408a7e00a3

Analysis

max time kernel
142s
max time network
206s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
29/10/2022, 21:52 UTC

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General

Target

e0087be66b4d1b522eff5b6816f83a83988c0c0131ef682a79ff07408a7e00a3.exe
Size

362KB
MD5

593981f49d9b763e4a07a1c216585be0
SHA1

66dd4f47df867aab23d898695fd932c58021f147
SHA256

e0087be66b4d1b522eff5b6816f83a83988c0c0131ef682a79ff07408a7e00a3
SHA512

7f62b3592a4c1de2be04b37cd2ec072f994267f70a1cad877c0db946181dbd7b479a5681576ebbbb8da9344aed0699d76efe6add6f69c121a4776be61141d396
SSDEEP

1536:LCIxFxA+WhzQJP/s4WaEYMUZXGIdlW/BJ7BDwatRsiifbX3WfC/B:2QxEJaLuRj6/B

Score

7^/10

Malware Config

Signatures

Checks BIOS information in registry 2 TTPs 1 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	e0087be66b4d1b522eff5b6816f83a83988c0c0131ef682a79ff07408a7e00a3.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	e0087be66b4d1b522eff5b6816f83a83988c0c0131ef682a79ff07408a7e00a3.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 4 IoCs

pid	Process
3644	e0087be66b4d1b522eff5b6816f83a83988c0c0131ef682a79ff07408a7e00a3.exe
3644	e0087be66b4d1b522eff5b6816f83a83988c0c0131ef682a79ff07408a7e00a3.exe
3644	e0087be66b4d1b522eff5b6816f83a83988c0c0131ef682a79ff07408a7e00a3.exe
3644	e0087be66b4d1b522eff5b6816f83a83988c0c0131ef682a79ff07408a7e00a3.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3644 wrote to memory of 852	3644	e0087be66b4d1b522eff5b6816f83a83988c0c0131ef682a79ff07408a7e00a3.exe	85
PID 3644 wrote to memory of 852	3644	e0087be66b4d1b522eff5b6816f83a83988c0c0131ef682a79ff07408a7e00a3.exe	85
PID 3644 wrote to memory of 852	3644	e0087be66b4d1b522eff5b6816f83a83988c0c0131ef682a79ff07408a7e00a3.exe	85

C:\Users\Admin\AppData\Local\Temp\e0087be66b4d1b522eff5b6816f83a83988c0c0131ef682a79ff07408a7e00a3.exe
"C:\Users\Admin\AppData\Local\Temp\e0087be66b4d1b522eff5b6816f83a83988c0c0131ef682a79ff07408a7e00a3.exe"
1⤵
- Checks BIOS information in registry
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3644
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del "C:\Users\Admin\AppData\Local\Temp\e0087be66b4d1b522eff5b6816f83a83988c0c0131ef682a79ff07408a7e00a3.exe" >> NUL
  2⤵
  PID:852

Network

DNS

15.89.54.20.in-addr.arpa

Remote address:

8.8.8.8:53

Request

15.89.54.20.in-addr.arpa

IN PTR

Response
DNS

7.6.0.0.0.0.0.0.0.0.0.0.0.0.0.0.3.0.0.0.2.0.0.0.0.2.0.1.3.0.6.2.ip6.arpa

Remote address:

8.8.8.8:53

Request

7.6.0.0.0.0.0.0.0.0.0.0.0.0.0.0.3.0.0.0.2.0.0.0.0.2.0.1.3.0.6.2.ip6.arpa

IN PTR

Response
DNS

fox-killer3.ftp.narod.ru

e0087be66b4d1b522eff5b6816f83a83988c0c0131ef682a79ff07408a7e00a3.exe

Remote address:

8.8.8.8:53

Request

fox-killer3.ftp.narod.ru

IN A

Response

52.242.97.97:443

52 B
1
104.46.162.224:443

322 B
7
93.184.220.29:80

322 B
7
209.197.3.8:80

322 B
7
209.197.3.8:80

322 B
7
209.197.3.8:80

322 B
7
104.80.225.205:443

322 B
7
20.54.89.106:443

260 B
5

8.8.8.8:53

15.89.54.20.in-addr.arpa

dns

70 B
156 B
1
1

DNS Request

15.89.54.20.in-addr.arpa
8.8.8.8:53

7.6.0.0.0.0.0.0.0.0.0.0.0.0.0.0.3.0.0.0.2.0.0.0.0.2.0.1.3.0.6.2.ip6.arpa

dns

118 B
204 B
1
1

DNS Request

7.6.0.0.0.0.0.0.0.0.0.0.0.0.0.0.3.0.0.0.2.0.0.0.0.2.0.1.3.0.6.2.ip6.arpa
8.8.8.8:53

fox-killer3.ftp.narod.ru

dns

e0087be66b4d1b522eff5b6816f83a83988c0c0131ef682a79ff07408a7e00a3.exe

70 B
132 B
1
1

DNS Request

fox-killer3.ftp.narod.ru

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3644-132-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/3644-133-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/3644-135-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

DNS Request

DNS Request

DNS Request

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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