23de66bcc7ef1a42e025033730e10101149822aec65c0132f21fb67b2eaabec9

General

Target

1712b381f6b8719c5346b5752e3eb683.exe
Size

805KB
MD5

1712b381f6b8719c5346b5752e3eb683
SHA1

ebef6459c1b1e11e2509dec841b8e4bc3dcfe61e
SHA256

23de66bcc7ef1a42e025033730e10101149822aec65c0132f21fb67b2eaabec9
SHA512

2dfee8d9345088c8e32ecc83e1bdb2fb1546952d29b7d090cdb6e7b29da2f6844e2306759f65b7ac3bd632d33f4f603a06a7a812bca7c3e2534c1720e6bed114
SSDEEP

24576:OZgQdNnVpyPul3hdVcN/KuJg/kmd9p2wQ:mNTWPm3tcZKuJqkkW

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2436	setup.exe

Loads dropped DLL 1 IoCs

pid	Process
1288	1712b381f6b8719c5346b5752e3eb683.exe

UPX packed file 8 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1288-0-0x00000000012B0000-0x000000000150C000-memory.dmp	upx
behavioral1/files/0x000d0000000122d2-2.dat	upx
behavioral1/memory/1288-4-0x0000000002910000-0x0000000002B6C000-memory.dmp	upx
behavioral1/memory/1288-7-0x00000000012B0000-0x000000000150C000-memory.dmp	upx
behavioral1/files/0x000d0000000122d2-8.dat	upx
behavioral1/memory/2436-9-0x0000000000390000-0x00000000005EC000-memory.dmp	upx
behavioral1/memory/2436-11-0x0000000000390000-0x00000000005EC000-memory.dmp	upx
behavioral1/memory/2436-30-0x0000000000390000-0x00000000005EC000-memory.dmp	upx

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

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 3 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\Main	setup.exe
Key created	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	setup.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	setup.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2436	setup.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
2436	setup.exe

Suspicious use of SetWindowsHookEx 16 IoCs

pid	Process
1288	1712b381f6b8719c5346b5752e3eb683.exe
1288	1712b381f6b8719c5346b5752e3eb683.exe
2436	setup.exe
2436	setup.exe
2436	setup.exe
2436	setup.exe
2436	setup.exe
2436	setup.exe
2436	setup.exe
2436	setup.exe
2436	setup.exe
2436	setup.exe
2436	setup.exe
2436	setup.exe
2436	setup.exe
2436	setup.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1288 wrote to memory of 2436	1288	1712b381f6b8719c5346b5752e3eb683.exe	28
PID 1288 wrote to memory of 2436	1288	1712b381f6b8719c5346b5752e3eb683.exe	28
PID 1288 wrote to memory of 2436	1288	1712b381f6b8719c5346b5752e3eb683.exe	28
PID 1288 wrote to memory of 2436	1288	1712b381f6b8719c5346b5752e3eb683.exe	28
PID 1288 wrote to memory of 2436	1288	1712b381f6b8719c5346b5752e3eb683.exe	28
PID 1288 wrote to memory of 2436	1288	1712b381f6b8719c5346b5752e3eb683.exe	28
PID 1288 wrote to memory of 2436	1288	1712b381f6b8719c5346b5752e3eb683.exe	28

C:\Users\Admin\AppData\Local\Temp\1712b381f6b8719c5346b5752e3eb683.exe
"C:\Users\Admin\AppData\Local\Temp\1712b381f6b8719c5346b5752e3eb683.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1288
- C:\Users\Admin\AppData\Local\Temp\setup.exe
  C:\Users\Admin\AppData\Local\Temp\setup.exe relaunch
  2⤵
  - Executes dropped EXE
  - Modifies Internet Explorer settings
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:2436

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\CiDc3lqPbf\intro_page.html

Filesize
15KB

MD5
60995d04e55f8d138cf5183e95942906

SHA1
d90f51dd6705b94d7d3915dad623f61a7654a410

SHA256
05b3464493d500473e1370aafd8c0b8db1678bd38353237141997607caf5c132

SHA512
3886ba8025d96b3ba1522def75b997aec503505c14ec3364bba93fa8a5509c792b44bc67a9afbfcc4af9047bad69ae7c9dfd61ec094079cf7ddf3838704af871

Download Submit
C:\Users\Admin\AppData\Local\Temp\setup.exe

Filesize
368KB

MD5
3e5a4389a7007f33bd02e6436579fb59

SHA1
468bcd97c7a0903d5ededb7f5361a013bbde3ca2

SHA256
4a71dd54909875725d67a7027db2c3062a9633c095b60f0e21144808371e059c

SHA512
2f905cc5a5d1ca3b6329bab7505593ed83fa27dd75353f966598e906d08b4e775b3d3042607256f9a90794d701dd9ff4edd6bfeb3d61796d54513fe8ffec33e9

Download Submit
\Users\Admin\AppData\Local\Temp\setup.exe

Filesize
805KB

MD5
1712b381f6b8719c5346b5752e3eb683

SHA1
ebef6459c1b1e11e2509dec841b8e4bc3dcfe61e

SHA256
23de66bcc7ef1a42e025033730e10101149822aec65c0132f21fb67b2eaabec9

SHA512
2dfee8d9345088c8e32ecc83e1bdb2fb1546952d29b7d090cdb6e7b29da2f6844e2306759f65b7ac3bd632d33f4f603a06a7a812bca7c3e2534c1720e6bed114

Download Submit
memory/1288-0-0x00000000012B0000-0x000000000150C000-memory.dmp

Filesize
2.4MB

Download
memory/1288-4-0x0000000002910000-0x0000000002B6C000-memory.dmp

Filesize
2.4MB

Download
memory/1288-7-0x00000000012B0000-0x000000000150C000-memory.dmp

Filesize
2.4MB

Download
memory/1288-31-0x0000000002910000-0x0000000002B6C000-memory.dmp

Filesize
2.4MB

Download
memory/2436-9-0x0000000000390000-0x00000000005EC000-memory.dmp

Filesize
2.4MB

Download
memory/2436-11-0x0000000000390000-0x00000000005EC000-memory.dmp

Filesize
2.4MB

Download
memory/2436-30-0x0000000000390000-0x00000000005EC000-memory.dmp

Filesize
2.4MB

Download

Analysis

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