341f9e812e73392f2a64a1978c785f8d928cf7f8c0acdae77b1c180936ec596c

Analysis

max time kernel
121s
max time network
133s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
05/01/2024, 20:13

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

ImpactInstaller-0.9.5(1).exe
Size

2.4MB
MD5

27b58daaf8c2aca30c626567eed63bda
SHA1

abb4ffea413e5caf62ed34d9e4301e49a38be3db
SHA256

341f9e812e73392f2a64a1978c785f8d928cf7f8c0acdae77b1c180936ec596c
SHA512

ddb7ee2f76711697b00f230a54b0466758ae7e13b2bedf3319caa8a50e85b3099223d0f1e022c999316d1468ba94200d71c765bcd1e352c02e0bd5ce25237ab2
SSDEEP

49152:/t7ZxrWpynDGoMhG+4CgPHJaOHKh5Va1lPBTpWEVf+:/t7ZxrWgDGoq4Bf0OHKh5M1Npptc

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 31 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{11F622A1-AC07-11EE-88ED-46FAA8558A22} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\DOMStorage\java.com	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\DOMStorage	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\DOMStorage\java.com\NumberOfSubdomains = "1"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\MINIE	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3016	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3016	iexplore.exe
3016	iexplore.exe
2704	IEXPLORE.EXE
2704	IEXPLORE.EXE
2704	IEXPLORE.EXE
2704	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1680 wrote to memory of 3016	1680	ImpactInstaller-0.9.5(1).exe	28
PID 1680 wrote to memory of 3016	1680	ImpactInstaller-0.9.5(1).exe	28
PID 1680 wrote to memory of 3016	1680	ImpactInstaller-0.9.5(1).exe	28
PID 1680 wrote to memory of 3016	1680	ImpactInstaller-0.9.5(1).exe	28
PID 3016 wrote to memory of 2704	3016	iexplore.exe	29
PID 3016 wrote to memory of 2704	3016	iexplore.exe	29
PID 3016 wrote to memory of 2704	3016	iexplore.exe	29
PID 3016 wrote to memory of 2704	3016	iexplore.exe	29

C:\Users\Admin\AppData\Local\Temp\ImpactInstaller-0.9.5(1).exe
"C:\Users\Admin\AppData\Local\Temp\ImpactInstaller-0.9.5(1).exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1680
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe" http://java.com/download
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3016
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3016 CREDAT:275457 /prefetch:2
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:2704

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\f9yyw0t\imagestore.dat

Filesize
1KB

MD5
96579d7436453583ea395e017d2c0909

SHA1
e2f2ebd301f29e59e8bde48f253f6ff082ec0955

SHA256
b2e8c118dc8897366a25b7d3d9267eebc44799c95deff1abcb290270b8ec2cef

SHA512
5cf1bddcfdc67e01eab6bec1d4d0b5177931d852205e95f94c6eb07384bc8a7ac7cbe57797e43bb22cabe2c7dd1ee978595d8c302de23fdd92f1bb8eaa4097d6

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\U1J1BPYJ\favicon[1].ico

Filesize
1KB

MD5
8e39f067cc4f41898ef342843171d58a

SHA1
ab19e81ce8ccb35b81bf2600d85c659e78e5c880

SHA256
872bad18b566b0833d6b496477daab46763cf8bdec342d34ac310c3ac045cefd

SHA512
47cd7f4ce8fcf0fc56b6ffe50450c8c5f71e3c379ecfcfd488d904d85ed90b4a8dafa335d0e9ca92e85b02b7111c9d75205d12073253eed681868e2a46c64890

Download Submit
C:\Users\Admin\AppData\Local\Temp\~DFC775055191E0AA08.TMP

Filesize
16KB

MD5
5347f2886dd9aac5ca020f6ac73a944d

SHA1
8c4d15d98a133ea536af404e88ab28f29ebe3a37

SHA256
23f74bdc17e52ed994334e1bb4fc702229af79363ee77c305f455f638a40e384

SHA512
2beccaf2a6d164389c8c718ad4bb5b135259dbe6e8b28892317a6e9f22b573132ad8655a149c69032bb3cb74cdb81326de9ecaf1a85388f3f830635d8ffcc30d

Download Submit
memory/1680-0-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download