4f3753c2063e2c77a5d80d46e81e5d9a4a6f53e5fa5904d36c487f20ea9ac2c1

Resubmissions

02/06/2023, 15:48 UTC

230602-s8783scg2y 5

Analysis

max time kernel
135s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
02/06/2023, 15:48 UTC

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General

Target

Document Delivery Notice - Order #4343822119542 (41.5 KB).msg
Size

74KB
MD5

ccbaeca7b848269cba33a6d4e1777ecf
SHA1

64a3407782dbaa7902119c0cc04c0ccb6c750c14
SHA256

4f3753c2063e2c77a5d80d46e81e5d9a4a6f53e5fa5904d36c487f20ea9ac2c1
SHA512

6507e32ab79b6d0707254643303d930f55eade053dd6fc6485a6ce799da577fcdaf7352d10a0d44ce865368eba9767b975798d40dcf680741104cead430e81bc
SSDEEP

1536:C1o4VX6XPmNvi017XmQjW1sBpycAGRV6G:C1o4c/mN6o7XJBsP/G

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000_Classes\Local Settings	cmd.exe
Key created	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000_Classes\Local Settings	OpenWith.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2140	OpenWith.exe

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\Document Delivery Notice - Order #4343822119542 (41.5 KB).msg"
1⤵
- Modifies registry class
PID:4028

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:2140

Network

DNS

241.150.49.20.in-addr.arpa

Remote address:

8.8.8.8:53

Request

241.150.49.20.in-addr.arpa

IN PTR

Response
DNS

232.168.11.51.in-addr.arpa

Remote address:

8.8.8.8:53

Request

232.168.11.51.in-addr.arpa

IN PTR

Response
DNS

203.151.224.20.in-addr.arpa

Remote address:

8.8.8.8:53

Request

203.151.224.20.in-addr.arpa

IN PTR

Response

40.125.122.176:443

260 B
5
52.168.112.66:443

322 B
7
40.125.122.176:443

260 B
5
209.197.3.8:80

322 B
7
209.197.3.8:80

322 B
7
40.125.122.176:443

260 B
5
173.223.113.164:443

322 B
7
173.223.113.131:80

322 B
7
204.79.197.203:80

322 B
7
40.125.122.176:443

260 B
5
40.125.122.176:443

260 B
5
40.125.122.176:443

208 B
4

8.8.8.8:53

241.150.49.20.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

241.150.49.20.in-addr.arpa
8.8.8.8:53

232.168.11.51.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

232.168.11.51.in-addr.arpa
8.8.8.8:53

203.151.224.20.in-addr.arpa

dns

73 B
159 B
1
1

DNS Request

203.151.224.20.in-addr.arpa

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Windows 7 deprecation

DNS Request

DNS Request

DNS Request

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Resubmissions

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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