njrat | 4c8977c17d7a2022b059cbf04c07aac73b49f3822a760e03f6e9ff83f34f6771

General

Target

4c8977c17d7a2022b059cbf04c07aac73b49f3822a760e03f6e9ff83f34f6771.exe
Size

740KB
MD5

49c503f108a8d690e917ce8937b1fc10
SHA1

4fff4209e2bbd21720887f20917e39f0dff617e8
SHA256

4c8977c17d7a2022b059cbf04c07aac73b49f3822a760e03f6e9ff83f34f6771
SHA512

4529a38d498d4a929d92264745b46aae993fc09b5a894f21cc46a02b78de51d04d7889dff1b4611ec7e1f81cd54861b1d7f79ff2f7001dd9aecbfd538dcb8eeb
SSDEEP

12288:tSIiCyhy8QhOnE/4JSIiCyhy8QhOnE/4jXLnyLdS:WLYLN3

Score

10^/10

njrat trojan

Malware Config

Signatures

njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat

Suspicious use of SetThreadContext 1 IoCs

Processes:

4c8977c17d7a2022b059cbf04c07aac73b49f3822a760e03f6e9ff83f34f6771.exe

description	pid	process	target process
PID 604 set thread context of 1716	604	4c8977c17d7a2022b059cbf04c07aac73b49f3822a760e03f6e9ff83f34f6771.exe	4c8977c17d7a2022b059cbf04c07aac73b49f3822a760e03f6e9ff83f34f6771.EXE

Modifies Internet Explorer settings 1 TTPs 36 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000256ed27e8919d04f83812f84ee5c95da000000000200000000001066000000010000200000008ada4b154aeee9ce971327a8c82580e3801b1883be7b3359d298fd20cdbbcfa6000000000e800000000200002000000021b06cc9459290d127813e913b1a382fed930f204ba0f6d526ada40e87b6996b200000006296f4bcd9d0be8c3d4d04011e3ac61afde72df5eb282fc0faefc48be7eb9454400000003b5ba11f232fb73d706290e721da7e6d34279e4cdc2837dc75bb65c21413128b565eefb03a091c5887124a7a7c61b5a5d347f4acb33bff2212f5a4d97bf8ff40	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 0030f11dc5fdd801	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{3CD6C341-69B8-11ED-A005-4ED4A804E0FC} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\SearchScopes	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "375812529"	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

772 iexplore.exe

pid	process
772	iexplore.exe

Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

4c8977c17d7a2022b059cbf04c07aac73b49f3822a760e03f6e9ff83f34f6771.exeiexplore.exeIEXPLORE.EXE

pid	process
604	4c8977c17d7a2022b059cbf04c07aac73b49f3822a760e03f6e9ff83f34f6771.exe
772	iexplore.exe
772	iexplore.exe
1644	IEXPLORE.EXE
1644	IEXPLORE.EXE
1644	IEXPLORE.EXE
1644	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

4c8977c17d7a2022b059cbf04c07aac73b49f3822a760e03f6e9ff83f34f6771.exe4c8977c17d7a2022b059cbf04c07aac73b49f3822a760e03f6e9ff83f34f6771.EXEiexplore.exe

description	pid	process	target process
PID 604 wrote to memory of 1716	604	4c8977c17d7a2022b059cbf04c07aac73b49f3822a760e03f6e9ff83f34f6771.exe	4c8977c17d7a2022b059cbf04c07aac73b49f3822a760e03f6e9ff83f34f6771.EXE
PID 604 wrote to memory of 1716	604	4c8977c17d7a2022b059cbf04c07aac73b49f3822a760e03f6e9ff83f34f6771.exe	4c8977c17d7a2022b059cbf04c07aac73b49f3822a760e03f6e9ff83f34f6771.EXE
PID 604 wrote to memory of 1716	604	4c8977c17d7a2022b059cbf04c07aac73b49f3822a760e03f6e9ff83f34f6771.exe	4c8977c17d7a2022b059cbf04c07aac73b49f3822a760e03f6e9ff83f34f6771.EXE
PID 604 wrote to memory of 1716	604	4c8977c17d7a2022b059cbf04c07aac73b49f3822a760e03f6e9ff83f34f6771.exe	4c8977c17d7a2022b059cbf04c07aac73b49f3822a760e03f6e9ff83f34f6771.EXE
PID 604 wrote to memory of 1716	604	4c8977c17d7a2022b059cbf04c07aac73b49f3822a760e03f6e9ff83f34f6771.exe	4c8977c17d7a2022b059cbf04c07aac73b49f3822a760e03f6e9ff83f34f6771.EXE
PID 604 wrote to memory of 1716	604	4c8977c17d7a2022b059cbf04c07aac73b49f3822a760e03f6e9ff83f34f6771.exe	4c8977c17d7a2022b059cbf04c07aac73b49f3822a760e03f6e9ff83f34f6771.EXE
PID 604 wrote to memory of 1716	604	4c8977c17d7a2022b059cbf04c07aac73b49f3822a760e03f6e9ff83f34f6771.exe	4c8977c17d7a2022b059cbf04c07aac73b49f3822a760e03f6e9ff83f34f6771.EXE
PID 604 wrote to memory of 1716	604	4c8977c17d7a2022b059cbf04c07aac73b49f3822a760e03f6e9ff83f34f6771.exe	4c8977c17d7a2022b059cbf04c07aac73b49f3822a760e03f6e9ff83f34f6771.EXE
PID 604 wrote to memory of 1716	604	4c8977c17d7a2022b059cbf04c07aac73b49f3822a760e03f6e9ff83f34f6771.exe	4c8977c17d7a2022b059cbf04c07aac73b49f3822a760e03f6e9ff83f34f6771.EXE
PID 1716 wrote to memory of 772	1716	4c8977c17d7a2022b059cbf04c07aac73b49f3822a760e03f6e9ff83f34f6771.EXE	iexplore.exe
PID 1716 wrote to memory of 772	1716	4c8977c17d7a2022b059cbf04c07aac73b49f3822a760e03f6e9ff83f34f6771.EXE	iexplore.exe
PID 1716 wrote to memory of 772	1716	4c8977c17d7a2022b059cbf04c07aac73b49f3822a760e03f6e9ff83f34f6771.EXE	iexplore.exe
PID 1716 wrote to memory of 772	1716	4c8977c17d7a2022b059cbf04c07aac73b49f3822a760e03f6e9ff83f34f6771.EXE	iexplore.exe
PID 772 wrote to memory of 1644	772	iexplore.exe	IEXPLORE.EXE
PID 772 wrote to memory of 1644	772	iexplore.exe	IEXPLORE.EXE
PID 772 wrote to memory of 1644	772	iexplore.exe	IEXPLORE.EXE
PID 772 wrote to memory of 1644	772	iexplore.exe	IEXPLORE.EXE

C:\Users\Admin\AppData\Local\Temp\4c8977c17d7a2022b059cbf04c07aac73b49f3822a760e03f6e9ff83f34f6771.exe
"C:\Users\Admin\AppData\Local\Temp\4c8977c17d7a2022b059cbf04c07aac73b49f3822a760e03f6e9ff83f34f6771.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:604

C:\Users\Admin\AppData\Local\Temp\4c8977c17d7a2022b059cbf04c07aac73b49f3822a760e03f6e9ff83f34f6771.EXE
"C:\Users\Admin\AppData\Local\Temp\4c8977c17d7a2022b059cbf04c07aac73b49f3822a760e03f6e9ff83f34f6771.EXE"
2⤵
- Suspicious use of WriteProcessMemory
PID:1716

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" http://go.microsoft.com/fwlink/?prd=11324&pver=4.5&sbp=AppLaunch2&plcid=0x409&o1=SHIM_NOVERSION_FOUND&version=(null)&processName=4c8977c17d7a2022b059cbf04c07aac73b49f3822a760e03f6e9ff83f34f6771.EXE&platform=0009&osver=5&isServer=0&shimver=4.0.30319.0
3⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:772

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:772 CREDAT:275457 /prefetch:2
4⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1644

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\C37M8BRP.txt

Filesize
601B

MD5
e1707375d23c0aff15582ac4bf8a328c

SHA1
4d269b044630a5ec606b82dbf95b4d207bebe572

SHA256
87ef20d86d934d0ea01695e96b3dae45df6506f5ae03c1b65fb8a8cabc899edd

SHA512
efbe9f88efe82cfea5b2e36c79399728bbca80ce28d25c92f035b7b3166d3642e4557a8a8206681fdaa62bc68a24d111392152941bab87de911a8cfa9f59f2c5

Download Submit
memory/1716-56-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1716-61-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1716-62-0x000000000040891E-mapping.dmp

Download
memory/1716-60-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1716-59-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1716-57-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1716-64-0x0000000000402000-0x0000000000408A00-memory.dmp

Filesize
26KB

Download
memory/1716-65-0x0000000000402000-0x0000000000408A00-memory.dmp

Filesize
26KB

Download
memory/1716-66-0x00000000757E1000-0x00000000757E3000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads