ebf00b4085d40901fa76f8ebaa4d0f4a171d5dabb816da27f5621ed11944554d

Analysis

max time kernel
149s
max time network
126s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
12/10/2023, 11:54

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General

Target

a59e5080bc8db85569321aaa3d91a810_JC.exe
Size

5.9MB
MD5

a59e5080bc8db85569321aaa3d91a810
SHA1

9f5b8f027ec8b4a188236961f8e3b260f6748180
SHA256

ebf00b4085d40901fa76f8ebaa4d0f4a171d5dabb816da27f5621ed11944554d
SHA512

7f179c078cf3b74e208160e79908e6c16e12c530d2b8a3b789f8ca8acba8680df7abefd276965ca5c67fade3bedba6e10bd8bf96bcebf94187183631a950db0a
SSDEEP

98304:njj6l/ydwugGr8DwuwnUwMg6C7Vy3KrytzoqqA5e5UA6rO3XO07WsnYmKPCwD3Y5:jjM/MrwDwu4Mm7V2Kry3ZE6q3XTCsYNw

Score

10^/10

persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\shell = "Explorer.exe sIRC4.exe"	a59e5080bc8db85569321aaa3d91a810_JC.exe

Drops file in System32 directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\DC++ Share\master_prefere.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\RCX86CD.tmp	a59e5080bc8db85569321aaa3d91a810_JC.exe
File created	C:\Windows\SysWOW64\xdccPrograms\7z.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File created	C:\Windows\SysWOW64\xdccPrograms\7zG.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\mip.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\javafxpackager.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\javaw.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\7zFM.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\jar.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\java.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\jabswitch.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File created	C:\Windows\SysWOW64\xdccPrograms\ConvertInkStore.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\iediagcmd.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\javap.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\7z.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\java-rmi.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\javadoc.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\javaws.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\RCX872D.tmp	a59e5080bc8db85569321aaa3d91a810_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\DVDMaker.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\apt.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\idlj.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\javac.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\javah.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\javah.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File created	C:\Windows\SysWOW64\xdccPrograms\InputPersonalization.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\RCX86AD.tmp	a59e5080bc8db85569321aaa3d91a810_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\extcheck.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\idlj.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\RCX870D.tmp	a59e5080bc8db85569321aaa3d91a810_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\javac.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File created	C:\Windows\SysWOW64\xdccPrograms\InkWatson.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\ieinstal.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\VSTOInstaller.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\MSOXMLED.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\MSOXMLED.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\OSPPSVC.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\DVDMaker.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\setup.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\notification_helper.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\iediagcmd.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\msinfo32.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\jabswitch.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\java-rmi.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\javap.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\RCX8838.tmp	a59e5080bc8db85569321aaa3d91a810_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\javaw.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\apt.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\appletviewer.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\7zG.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File created	C:\Windows\SysWOW64\xdccPrograms\7zFM.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\VSTOInstaller.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\jar.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\jarsigner.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\java.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File created	C:\Windows\SysWOW64\sIRC4.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\ShapeCollector.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\chrmstp.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\setup.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\chrome_proxy.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\ielowutil.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\extcheck.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\javafxpackager.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe
File opened for modification	C:\Windows\SysWOW64\sIRC4.exe	a59e5080bc8db85569321aaa3d91a810_JC.exe

C:\Users\Admin\AppData\Local\Temp\a59e5080bc8db85569321aaa3d91a810_JC.exe
"C:\Users\Admin\AppData\Local\Temp\a59e5080bc8db85569321aaa3d91a810_JC.exe"
1⤵
- Modifies WinLogon for persistence
- Drops file in System32 directory
PID:2188

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\SysWOW64\DC++ Share\RCX870D.tmp

Filesize
61KB

MD5
cb2b9a8ea0f5ac58e3b1ff5d21a6092a

SHA1
ac01980900d7f76c1f02c0fc010dfc2b76e7f6c7

SHA256
6331d18b028f8ac60b9b333156855fa627344a3c649b71f7c733841f711ee7e8

SHA512
214847ffe1da22ddcb635b583d0dcdf1f77ca66cbd1f6f356feba879cbc7894067b0af776a101349f8d9a405333aeae06a8d33cd1b5249412989494318c77f2a

Download Submit
C:\Windows\SysWOW64\xdccPrograms\7zFM.exe

Filesize
6.0MB

MD5
1b9777c82f78f6c3d1178fb7cc8b3c58

SHA1
f33aeb42ccef9574befcb8c1b5583b65b93a551d

SHA256
fd8dec32b127d36414bc6480976c12b97b59bb367477eec9da124263e31358bb

SHA512
35a53dd2be01674e7c18e3c2732008d5df6a29c25def30a3dcd391e7faf9c390652847f9eef2b85ecaf0bd214179b7e14cddb24982f08cbfac0b8211edaba383

Download Submit
memory/2188-113-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2188-114-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2188-109-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2188-110-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2188-111-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2188-112-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2188-107-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2188-108-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2188-115-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2188-116-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2188-117-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2188-118-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2188-119-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2188-120-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads