b2218ce5a194feef051bfc1c2b9ca676a45de719a92ff760e8ab707ddadf25f7

General

Target

b2218ce5a194feef051bfc1c2b9ca676a45de719a92ff760e8ab707ddadf25f7.exe
Size

266KB
MD5

6959523ea0b10e21643ce2501ca71e5f
SHA1

4800834e4b9f18c77fb4aa2be523b3b4f74ea399
SHA256

b2218ce5a194feef051bfc1c2b9ca676a45de719a92ff760e8ab707ddadf25f7
SHA512

e9910365523bb0cbd1cd6957e97238783de4e56083967293fee792aed18289fc4952a4a0e4c8c0dc21bd234a4fefb799b8995ce62a118224d4b32c1ae3fcd485
SSDEEP

3072:/NXEGZJWhfNFC4S60+XoLczrVmXspu2aOZrCQ8IVirmBtJjcWTwiNH01ne4PK:FXzKdNY49u8rV3hriGtJjcWjV01net

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
876	ITS SB App Switch.exe
1480	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/2644-0-0x00000000008E0000-0x0000000000980000-memory.dmp	upx
behavioral2/memory/2644-14-0x00000000008E0000-0x0000000000980000-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
2644	b2218ce5a194feef051bfc1c2b9ca676a45de719a92ff760e8ab707ddadf25f7.exe
2644	b2218ce5a194feef051bfc1c2b9ca676a45de719a92ff760e8ab707ddadf25f7.exe
2644	b2218ce5a194feef051bfc1c2b9ca676a45de719a92ff760e8ab707ddadf25f7.exe
2644	b2218ce5a194feef051bfc1c2b9ca676a45de719a92ff760e8ab707ddadf25f7.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2644 wrote to memory of 876	2644	b2218ce5a194feef051bfc1c2b9ca676a45de719a92ff760e8ab707ddadf25f7.exe	80
PID 2644 wrote to memory of 876	2644	b2218ce5a194feef051bfc1c2b9ca676a45de719a92ff760e8ab707ddadf25f7.exe	80
PID 2644 wrote to memory of 876	2644	b2218ce5a194feef051bfc1c2b9ca676a45de719a92ff760e8ab707ddadf25f7.exe	80
PID 2644 wrote to memory of 1480	2644	b2218ce5a194feef051bfc1c2b9ca676a45de719a92ff760e8ab707ddadf25f7.exe	81
PID 2644 wrote to memory of 1480	2644	b2218ce5a194feef051bfc1c2b9ca676a45de719a92ff760e8ab707ddadf25f7.exe	81
PID 2644 wrote to memory of 1480	2644	b2218ce5a194feef051bfc1c2b9ca676a45de719a92ff760e8ab707ddadf25f7.exe	81

C:\Users\Admin\AppData\Local\Temp\b2218ce5a194feef051bfc1c2b9ca676a45de719a92ff760e8ab707ddadf25f7.exe
"C:\Users\Admin\AppData\Local\Temp\b2218ce5a194feef051bfc1c2b9ca676a45de719a92ff760e8ab707ddadf25f7.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2644
- 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:876
- 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:1480

Network

DNS

www.programworkshop.com

b2218ce5a194feef051bfc1c2b9ca676a45de719a92ff760e8ab707ddadf25f7.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

b2218ce5a194feef051bfc1c2b9ca676a45de719a92ff760e8ab707ddadf25f7.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

b2218ce5a194feef051bfc1c2b9ca676a45de719a92ff760e8ab707ddadf25f7.exe

Remote address:

8.8.8.8:53

Request

214.163.47.161.in-addr.arpa

IN PTR

Response
DNS

nexusrules.officeapps.live.com

b2218ce5a194feef051bfc1c2b9ca676a45de719a92ff760e8ab707ddadf25f7.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

52.111.229.48
DNS

48.229.111.52.in-addr.arpa

b2218ce5a194feef051bfc1c2b9ca676a45de719a92ff760e8ab707ddadf25f7.exe

Remote address:

8.8.8.8:53

Request

48.229.111.52.in-addr.arpa

IN PTR

Response
GET

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

b2218ce5a194feef051bfc1c2b9ca676a45de719a92ff760e8ab707ddadf25f7.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: Mon, 08 Apr 2024 23:10:48 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

b2218ce5a194feef051bfc1c2b9ca676a45de719a92ff760e8ab707ddadf25f7.exe

1.0kB
1.7kB
8
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

b2218ce5a194feef051bfc1c2b9ca676a45de719a92ff760e8ab707ddadf25f7.exe

356 B
610 B
5
5

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 Response

52.111.229.48

DNS Request

48.229.111.52.in-addr.arpa

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/2644-0-0x00000000008E0000-0x0000000000980000-memory.dmp

Filesize
640KB

Download
memory/2644-14-0x00000000008E0000-0x0000000000980000-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 Response

DNS Request

MITRE ATT&CK Enterprise v15

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Downloads

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