95b7ac34648ea8b592052b006c94271a85aea7fd40719c67aa5b6bbb99735ebf

General

Target

95b7ac34648ea8b592052b006c94271a85aea7fd40719c67aa5b6bbb99735ebf.exe
Size

266KB
MD5

4dabbf0b68d4e145968de557169b5ac2
SHA1

01707f7235b304104a828643f1411bb7b7aff7bc
SHA256

95b7ac34648ea8b592052b006c94271a85aea7fd40719c67aa5b6bbb99735ebf
SHA512

f8ceabeb6cd1d8398467145d75808b3c6245a082ace144b322302b2652f733a99be06d38c6a88fbd191bca49fde320af4a5f9c132b9a740749bffbbe8afa2b65
SSDEEP

3072:xNXEGZJWhfNFC4S60+XoLczrVmX3EhKRuKKTWKK8/3UuwiDIAkJhgDdgh9bH01nQ:PXzKdNY49u8rVYrypDIAygDKL01net

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4688	ITS SB App Switch.exe
3852	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/4940-0-0x0000000000790000-0x0000000000830000-memory.dmp	upx
behavioral2/memory/4940-14-0x0000000000790000-0x0000000000830000-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
4940	95b7ac34648ea8b592052b006c94271a85aea7fd40719c67aa5b6bbb99735ebf.exe
4940	95b7ac34648ea8b592052b006c94271a85aea7fd40719c67aa5b6bbb99735ebf.exe
4940	95b7ac34648ea8b592052b006c94271a85aea7fd40719c67aa5b6bbb99735ebf.exe
4940	95b7ac34648ea8b592052b006c94271a85aea7fd40719c67aa5b6bbb99735ebf.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4940 wrote to memory of 4688	4940	95b7ac34648ea8b592052b006c94271a85aea7fd40719c67aa5b6bbb99735ebf.exe	79
PID 4940 wrote to memory of 4688	4940	95b7ac34648ea8b592052b006c94271a85aea7fd40719c67aa5b6bbb99735ebf.exe	79
PID 4940 wrote to memory of 4688	4940	95b7ac34648ea8b592052b006c94271a85aea7fd40719c67aa5b6bbb99735ebf.exe	79
PID 4940 wrote to memory of 3852	4940	95b7ac34648ea8b592052b006c94271a85aea7fd40719c67aa5b6bbb99735ebf.exe	81
PID 4940 wrote to memory of 3852	4940	95b7ac34648ea8b592052b006c94271a85aea7fd40719c67aa5b6bbb99735ebf.exe	81
PID 4940 wrote to memory of 3852	4940	95b7ac34648ea8b592052b006c94271a85aea7fd40719c67aa5b6bbb99735ebf.exe	81

C:\Users\Admin\AppData\Local\Temp\95b7ac34648ea8b592052b006c94271a85aea7fd40719c67aa5b6bbb99735ebf.exe
"C:\Users\Admin\AppData\Local\Temp\95b7ac34648ea8b592052b006c94271a85aea7fd40719c67aa5b6bbb99735ebf.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4940
- 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:4688
- 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:3852

Network

DNS

www.programworkshop.com

95b7ac34648ea8b592052b006c94271a85aea7fd40719c67aa5b6bbb99735ebf.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

8.8.8.8.in-addr.arpa

95b7ac34648ea8b592052b006c94271a85aea7fd40719c67aa5b6bbb99735ebf.exe

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

214.163.47.161.in-addr.arpa

95b7ac34648ea8b592052b006c94271a85aea7fd40719c67aa5b6bbb99735ebf.exe

Remote address:

8.8.8.8:53

Request

214.163.47.161.in-addr.arpa

IN PTR

Response
DNS

nexusrules.officeapps.live.com

95b7ac34648ea8b592052b006c94271a85aea7fd40719c67aa5b6bbb99735ebf.exe

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
DNS

nexusrules.officeapps.live.com

95b7ac34648ea8b592052b006c94271a85aea7fd40719c67aa5b6bbb99735ebf.exe

Remote address:

8.8.8.8:53

Request

nexusrules.officeapps.live.com

IN A
GET

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

95b7ac34648ea8b592052b006c94271a85aea7fd40719c67aa5b6bbb99735ebf.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: ILP02
p3p: CP="ALL DSP COR CURa ADMo DEVa TAIa CONi OUR DELa STP BUS PHY ONL UNI PUR COM NAV DEM STA"
Date: Sat, 20 Apr 2024 23:18:39 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

95b7ac34648ea8b592052b006c94271a85aea7fd40719c67aa5b6bbb99735ebf.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

95b7ac34648ea8b592052b006c94271a85aea7fd40719c67aa5b6bbb99735ebf.exe

360 B
452 B
5
4

DNS Request

www.programworkshop.com

DNS Response

161.47.163.214

DNS Request

8.8.8.8.in-addr.arpa

DNS Request

214.163.47.161.in-addr.arpa

DNS Request

nexusrules.officeapps.live.com

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

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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/4940-0-0x0000000000790000-0x0000000000830000-memory.dmp

Filesize
640KB

Download
memory/4940-14-0x0000000000790000-0x0000000000830000-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

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