cb3f64ee394f0dd9f86f4c9610ab62904f2ab595ac482a22b6591d25a953509d

Analysis

max time kernel
172s
max time network
181s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
25/11/2022, 10:35

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General

Target

cb3f64ee394f0dd9f86f4c9610ab62904f2ab595ac482a22b6591d25a953509d.exe
Size

780KB
MD5

27fd2c92ab35affb595faf9c3d486bbb
SHA1

09c05dc8884c72b3bf8340136cd4aafd9ea0b22c
SHA256

cb3f64ee394f0dd9f86f4c9610ab62904f2ab595ac482a22b6591d25a953509d
SHA512

8ea804219bcbee43b7de0b61fa169f76ce6c6b8ae9481963d20cf3f37f799023b381d75f33c6315c8e0dd7c41c263eec8d2f95b30f72676400503227b8695116
SSDEEP

12288:qhiDoNJ398W0WSSo/xviVUIh/ZUXZXCFEpUUPTDm3Fs+IOSD:qhiDoNJQWSSoWUUYkTI

Score

8^/10

evasion persistence trojan

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2556	setup.exe

Registers COM server for autorun 1 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\WOW6432Node\CLSID\{F28C2F70-47DE-4EA5-8F6D-7D1476CD1EF5}\LocalServer32	setup.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\WOW6432Node\CLSID\{F28C2F70-47DE-4EA5-8F6D-7D1476CD1EF5}\LocalServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2763565d\\setup.exe"	setup.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\WOW6432Node\CLSID\{F28C2F70-47DE-4EA5-8F6D-7D1476CD1EF5}\LocalServer32\ServerExecutable = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2763565d\\setup.exe"	setup.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	setup.exe

Modifies registry class 34 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\WOW6432Node\CLSID\{F28C2F70-47DE-4EA5-8F6D-7D1476CD1EF5}\TypeLib	setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{157B1AA6-3E5C-404A-9118-C1D91F537040}\1.0\0\win32	setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{3B3F3AAD-FB97-49FF-BFEE-D22869AC4326}\ProxyStubClsid32	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{3B3F3AAD-FB97-49FF-BFEE-D22869AC4326}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{3B3F3AAD-FB97-49FF-BFEE-D22869AC4326}\TypeLib\Version = "1.0"	setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{3B3F3AAD-FB97-49FF-BFEE-D22869AC4326}\TypeLib	setup.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\WOW6432Node\CLSID\{F28C2F70-47DE-4EA5-8F6D-7D1476CD1EF5}\Programmable	setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{157B1AA6-3E5C-404A-9118-C1D91F537040}	setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{157B1AA6-3E5C-404A-9118-C1D91F537040}\1.0	setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{157B1AA6-3E5C-404A-9118-C1D91F537040}\1.0\HELPDIR	setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{3B3F3AAD-FB97-49FF-BFEE-D22869AC4326}\ProxyStubClsid32	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{3B3F3AAD-FB97-49FF-BFEE-D22869AC4326}\TypeLib\ = "{157B1AA6-3E5C-404A-9118-C1D91F537040}"	setup.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\WOW6432Node\CLSID\{F28C2F70-47DE-4EA5-8F6D-7D1476CD1EF5}\Version\ = "1.0"	setup.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\WOW6432Node\CLSID\{F28C2F70-47DE-4EA5-8F6D-7D1476CD1EF5}\Version	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{157B1AA6-3E5C-404A-9118-C1D91F537040}\1.0\ = "JSIELib"	setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{157B1AA6-3E5C-404A-9118-C1D91F537040}\1.0\FLAGS	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{3B3F3AAD-FB97-49FF-BFEE-D22869AC4326}\ = "ITinyJSObject"	setup.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\WOW6432Node\CLSID\{F28C2F70-47DE-4EA5-8F6D-7D1476CD1EF5}	setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{157B1AA6-3E5C-404A-9118-C1D91F537040}\1.0\0	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{157B1AA6-3E5C-404A-9118-C1D91F537040}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2763565d"	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{3B3F3AAD-FB97-49FF-BFEE-D22869AC4326}\ = "ITinyJSObject"	setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{3B3F3AAD-FB97-49FF-BFEE-D22869AC4326}\TypeLib	setup.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\WOW6432Node\CLSID\{F28C2F70-47DE-4EA5-8F6D-7D1476CD1EF5}\LocalServer32	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{157B1AA6-3E5C-404A-9118-C1D91F537040}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2763565d\\setup.exe"	setup.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\WOW6432Node\CLSID\{F28C2F70-47DE-4EA5-8F6D-7D1476CD1EF5}\LocalServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2763565d\\setup.exe"	setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{3B3F3AAD-FB97-49FF-BFEE-D22869AC4326}	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{3B3F3AAD-FB97-49FF-BFEE-D22869AC4326}\TypeLib\ = "{157B1AA6-3E5C-404A-9118-C1D91F537040}"	setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{3B3F3AAD-FB97-49FF-BFEE-D22869AC4326}	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{3B3F3AAD-FB97-49FF-BFEE-D22869AC4326}\TypeLib\Version = "1.0"	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{157B1AA6-3E5C-404A-9118-C1D91F537040}\1.0\FLAGS\ = "0"	setup.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\WOW6432Node\CLSID\{F28C2F70-47DE-4EA5-8F6D-7D1476CD1EF5}\TypeLib\ = "{7E77E9F2-D76B-4D54-B515-9A7F93DF03DF}"	setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{3B3F3AAD-FB97-49FF-BFEE-D22869AC4326}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	setup.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\WOW6432Node\CLSID\{F28C2F70-47DE-4EA5-8F6D-7D1476CD1EF5}\ = "TinyJSObject Class"	setup.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\WOW6432Node\CLSID\{F28C2F70-47DE-4EA5-8F6D-7D1476CD1EF5}\LocalServer32\ServerExecutable = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2763565d\\setup.exe"	setup.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2556	setup.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2556	setup.exe
2556	setup.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3080 wrote to memory of 2556	3080	cb3f64ee394f0dd9f86f4c9610ab62904f2ab595ac482a22b6591d25a953509d.exe	80
PID 3080 wrote to memory of 2556	3080	cb3f64ee394f0dd9f86f4c9610ab62904f2ab595ac482a22b6591d25a953509d.exe	80
PID 3080 wrote to memory of 2556	3080	cb3f64ee394f0dd9f86f4c9610ab62904f2ab595ac482a22b6591d25a953509d.exe	80

C:\Users\Admin\AppData\Local\Temp\cb3f64ee394f0dd9f86f4c9610ab62904f2ab595ac482a22b6591d25a953509d.exe
"C:\Users\Admin\AppData\Local\Temp\cb3f64ee394f0dd9f86f4c9610ab62904f2ab595ac482a22b6591d25a953509d.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3080
- C:\Users\Admin\AppData\Local\Temp\2763565d\setup.exe
  "C:\Users\Admin\AppData\Local\Temp/2763565d/setup.exe" ProfileFileName=step0.ini
  2⤵
  - Executes dropped EXE
  - Registers COM server for autorun
  - Checks whether UAC is enabled
  - Modifies registry class
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2556

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\2763565d\installer\boot.dat

Filesize
1KB

MD5
82ff009dd3236db90393cead19bd2b16

SHA1
3b9eab7281a500960d6598316db7b8299970d8ba

SHA256
0f1d6e066ebc9ed29cc2f194fad5091431a57eb85e13fdd19d1c8881c9402e71

SHA512
47bc6609654812719030e470f949b2af139346937cb689d078de731d57278f2743da5a1cf2dd71bbadb47251be7e5b784c429ba2769559e2d4dcddc978fbe8f1

Download Submit
C:\Users\Admin\AppData\Local\Temp\2763565d\installer\installer-config.dat

Filesize
4KB

MD5
26346960decad3a50d16370897784854

SHA1
a2a5986399f33bd62cd15757895475f818291302

SHA256
e6283313fa634034a1251471b5517fa9264c55f1e8008af103dbb13242dcc88f

SHA512
1344d6c3201e33ff26063c58b2030b1b16fb8bcab951caa9bfe9cce4c09d190881705a7eafccc6ccfe0bdf1abf71ae360ea3e3ef10ee6ef0cfaf0eb1aba39e54

Download Submit
C:\Users\Admin\AppData\Local\Temp\2763565d\installer\installer.dat

Filesize
36KB

MD5
298dc9fe1774bad46acae8aec86b8a40

SHA1
f9f5564461b94e309043e2c555b645fdb69611b0

SHA256
ceee1f89c72361136d3c7f884c9a54ccf3e99aa25fbc0aeef4c79c9f1e38307e

SHA512
a47c66bd350774b0932a42062952e9cd260daf0cf4b6a2f5ce886a24e592bb113aaa0d386c712d7a63ef3070f85540a8125579a524269091684e59ccc601f2eb

Download Submit
C:\Users\Admin\AppData\Local\Temp\2763565d\installer\new-screen.dat

Filesize
2KB

MD5
ff3ac2ce15df8c6e09677fff184dd67e

SHA1
a9b938df0cb6338c557c118766e25acc97bcf1f8

SHA256
ae780c4499c3560092e6b5bcbf4ae596f7b0df3e77d0d3cb3eeb33b54eeb2dfe

SHA512
a7fdd31a34c45d608f99afb06c9ac54c2218603f1d3828af13a0060e19f2d4903ddc253f3209455acff7459679e3514cade3289e21c1f3f598a07b7e8e361ad0

Download Submit
C:\Users\Admin\AppData\Local\Temp\2763565d\installer\step0.ini

Filesize
13KB

MD5
5b7c9bc87b7c0e83881a712b822189ee

SHA1
b498c2810befe0c3b077b041fcd528f828b42857

SHA256
5e4b19721aadaa4909bd2fec8d7fa196a3581cb3fdc2c08cd98950e8eb7a20fd

SHA512
cb37a2da3ae66c8a0069164fc3eef718e5892bce2bfd81df38fa71afc900575ce4093ab6678ade561616f88cc474cecdd6196b589460e9ca5480f6aef882db16

Download Submit
C:\Users\Admin\AppData\Local\Temp\2763565d\installer\step0.ini

Filesize
9KB

MD5
53fdf05f7923725b9becc5d9a4e0b3c9

SHA1
24549517ab23c915bad747c91f41d050dab65d6e

SHA256
3fbf19d943def107117ebb4ba0108286024b619e4dbbc0749ef6df0defe17d10

SHA512
852613195c34d456b3c77ed622c43deefd380eced5b5df2c5a08478a53d2a492dbab7ce3fd6fa978951c20c312db834970f5da6beeab72851ae228132a77f3f2

Download Submit
C:\Users\Admin\AppData\Local\Temp\2763565d\setup.exe

Filesize
1.4MB

MD5
c3bc99a2f410a5bede595c6a35aabc44

SHA1
cf513259f468b9b15d1749dbe60d215c0b76098c

SHA256
747193c4bdfed0a0d9dc2cd79e9682787169467c90e89d165026ccc220142cd6

SHA512
ddc3eee00d14947fc7cab3ff870328e9046c62357ef1a0ba809ec846a404e3797a1bead5c85ba393ef2536589ea69293da3eefa57e1e99f33b60912c1f1908b3

Download Submit
C:\Users\Admin\AppData\Local\Temp\2763565d\setup.exe

Filesize
1.4MB

MD5
c3bc99a2f410a5bede595c6a35aabc44

SHA1
cf513259f468b9b15d1749dbe60d215c0b76098c

SHA256
747193c4bdfed0a0d9dc2cd79e9682787169467c90e89d165026ccc220142cd6

SHA512
ddc3eee00d14947fc7cab3ff870328e9046c62357ef1a0ba809ec846a404e3797a1bead5c85ba393ef2536589ea69293da3eefa57e1e99f33b60912c1f1908b3

Download Submit