de85912a1777158658973b2e4b4027560124dd52cc3c49f436cf9b14771c07bd

General

Target

de85912a1777158658973b2e4b4027560124dd52cc3c49f436cf9b14771c07bd.exe
Size

266KB
MD5

8d2038aeac899776135430b015a331cc
SHA1

260c3390cfc2498b6a1d84debf6dffa89f59c356
SHA256

de85912a1777158658973b2e4b4027560124dd52cc3c49f436cf9b14771c07bd
SHA512

2061ed9683c2feb508472ba276edb8f28029619515bdcf5281733239477e82352cca7289775e06372856c5d6d32f45ce3bc6adc685151c366522f9ca50098370
SSDEEP

6144:cXzKdNY49u8rVkGUfGvWz8mvP6rZ01net:Ta4ARfGvWX001

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4956	ITS SB App Switch.exe
2880	ITS SB App Switch.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4796-0-0x0000000000730000-0x00000000007D0000-memory.dmp	upx
behavioral2/memory/4796-14-0x0000000000730000-0x00000000007D0000-memory.dmp	upx

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4796	de85912a1777158658973b2e4b4027560124dd52cc3c49f436cf9b14771c07bd.exe
4796	de85912a1777158658973b2e4b4027560124dd52cc3c49f436cf9b14771c07bd.exe
4796	de85912a1777158658973b2e4b4027560124dd52cc3c49f436cf9b14771c07bd.exe
4796	de85912a1777158658973b2e4b4027560124dd52cc3c49f436cf9b14771c07bd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4796 wrote to memory of 4956	4796	de85912a1777158658973b2e4b4027560124dd52cc3c49f436cf9b14771c07bd.exe	78
PID 4796 wrote to memory of 4956	4796	de85912a1777158658973b2e4b4027560124dd52cc3c49f436cf9b14771c07bd.exe	78
PID 4796 wrote to memory of 4956	4796	de85912a1777158658973b2e4b4027560124dd52cc3c49f436cf9b14771c07bd.exe	78
PID 4796 wrote to memory of 2880	4796	de85912a1777158658973b2e4b4027560124dd52cc3c49f436cf9b14771c07bd.exe	79
PID 4796 wrote to memory of 2880	4796	de85912a1777158658973b2e4b4027560124dd52cc3c49f436cf9b14771c07bd.exe	79
PID 4796 wrote to memory of 2880	4796	de85912a1777158658973b2e4b4027560124dd52cc3c49f436cf9b14771c07bd.exe	79

C:\Users\Admin\AppData\Local\Temp\de85912a1777158658973b2e4b4027560124dd52cc3c49f436cf9b14771c07bd.exe
"C:\Users\Admin\AppData\Local\Temp\de85912a1777158658973b2e4b4027560124dd52cc3c49f436cf9b14771c07bd.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4796
- C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe
  "C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"
  2⤵
  - Executes dropped EXE
  PID:4956
- C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe
  "C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"
  2⤵
  - Executes dropped EXE
  PID:2880

Network

DNS

www.programworkshop.com

de85912a1777158658973b2e4b4027560124dd52cc3c49f436cf9b14771c07bd.exe

Remote address:

8.8.8.8:53

Request

www.programworkshop.com

IN A

Response

www.programworkshop.com

IN A

161.47.163.214
DNS

214.163.47.161.in-addr.arpa

de85912a1777158658973b2e4b4027560124dd52cc3c49f436cf9b14771c07bd.exe

Remote address:

8.8.8.8:53

Request

214.163.47.161.in-addr.arpa

IN PTR

Response
DNS

11.227.111.52.in-addr.arpa

de85912a1777158658973b2e4b4027560124dd52cc3c49f436cf9b14771c07bd.exe

Remote address:

8.8.8.8:53

Request

11.227.111.52.in-addr.arpa

IN PTR

Response
DNS

8.8.8.8.in-addr.arpa

Remote address:

8.8.8.8:53

Request

8.8.8.8.in-addr.arpa

IN PTR

Response

8.8.8.8.in-addr.arpa

IN PTR

dnsgoogle
DNS

nexusrules.officeapps.live.com

Remote address:

8.8.8.8:53

Request

nexusrules.officeapps.live.com

IN A

Response

nexusrules.officeapps.live.com

IN CNAME

prod.nexusrules.live.com.akadns.net

prod.nexusrules.live.com.akadns.net

IN A

52.111.227.11
GET

http://www.programworkshop.com/sbrowser/ws/getconfiguration.aspx?agentidentifier=wincsecb&programid=264&environment=production&starturl=ahr0chm6ly9ldgvzdhnvbmxpbmuub3jnl2h0bww1lymvvgvzdexvz2lul0xvz2lulya=&shortcut=0&cmd=download&sc=0cd898db665ede681f83200836a09aa8593fc92a/

de85912a1777158658973b2e4b4027560124dd52cc3c49f436cf9b14771c07bd.exe

Remote address:

161.47.163.214:80

Request

GET /sbrowser/ws/getconfiguration.aspx?agentidentifier=wincsecb&programid=264&environment=production&starturl=ahr0chm6ly9ldgvzdhnvbmxpbmuub3jnl2h0bww1lymvvgvzdexvz2lul0xvz2lulya=&shortcut=0&cmd=download&sc=0cd898db665ede681f83200836a09aa8593fc92a/ HTTP/1.1
User-Agent: /DownloadSecureBrowser
Host: www.programworkshop.com

Response

HTTP/1.1 403 Url not valid

Cache-Control: private
Content-Type: text/html
From: ILP01
p3p: CP="ALL DSP COR CURa ADMo DEVa TAIa CONi OUR DELa STP BUS PHY ONL UNI PUR COM NAV DEM STA"
Date: Wed, 17 Apr 2024 20:14:26 GMT
Content-Length: 1233

161.47.163.214:80

http://www.programworkshop.com/sbrowser/ws/getconfiguration.aspx?agentidentifier=wincsecb&programid=264&environment=production&starturl=ahr0chm6ly9ldgvzdhnvbmxpbmuub3jnl2h0bww1lymvvgvzdexvz2lul0xvz2lulya=&shortcut=0&cmd=download&sc=0cd898db665ede681f83200836a09aa8593fc92a/

http

de85912a1777158658973b2e4b4027560124dd52cc3c49f436cf9b14771c07bd.exe

649 B
1.7kB
7
5

HTTP Request

GET http://www.programworkshop.com/sbrowser/ws/getconfiguration.aspx?agentidentifier=wincsecb&programid=264&environment=production&starturl=ahr0chm6ly9ldgvzdhnvbmxpbmuub3jnl2h0bww1lymvvgvzdexvz2lul0xvz2lulya=&shortcut=0&cmd=download&sc=0cd898db665ede681f83200836a09aa8593fc92a/

HTTP Response

403

8.8.8.8:53

www.programworkshop.com

dns

de85912a1777158658973b2e4b4027560124dd52cc3c49f436cf9b14771c07bd.exe

214 B
379 B
3
3

DNS Request

www.programworkshop.com

DNS Response

161.47.163.214

DNS Request

214.163.47.161.in-addr.arpa

DNS Request

11.227.111.52.in-addr.arpa
8.8.8.8:53

8.8.8.8.in-addr.arpa

dns

142 B
231 B
2
2

DNS Request

8.8.8.8.in-addr.arpa

DNS Request

nexusrules.officeapps.live.com

DNS Response

52.111.227.11

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe

Filesize
87KB

MD5
368332fca74f48697d842c5f4698ae1d

SHA1
0275153a1e62bd0eca0b02168895517ed66aac56

SHA256
3a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59

SHA512
fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5

Download Submit
memory/4796-0-0x0000000000730000-0x00000000007D0000-memory.dmp

Filesize
640KB

Download
memory/4796-14-0x0000000000730000-0x00000000007D0000-memory.dmp

Filesize
640KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

HTTP Request

HTTP Response

DNS Request

DNS Response

DNS Request

DNS Request

DNS Request

DNS Request

DNS Response

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

We care about your privacy.