7b2b2bf953b870564bff1f308381d9e20e84c2577bd8c854710e4f71438b2981

Analysis

max time kernel
143s
max time network
147s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
17/08/2024, 11:58

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General

Target

$TEMPYtbn/ytb_c.exe
Size

354KB
MD5

7d18bc75c1819350283c71c6fd3c4f58
SHA1

aa06961eb254365bf95ea1185932c3f71dfbbfa0
SHA256

9626df7ff25c020099504c1527025b056ef27b74e1d92d195996687344b1922b
SHA512

bd3d02f7e71aadb51f82b463826de1b0bcb4de18389c792783ae048e51fa11278f49118339a8b76f82b5d86af533e0b675a82e912196f4cadad5e199118cc941
SSDEEP

6144:IBC1M8Aw62d5DMQ4MRf2GcHGTPZoed2tLDCDL9M+e7mAnFU4IMBuRoBk4:IQD5DMSaGloediLDCDpM+e7mS1Bnk4

Score

3^/10

discovery

Malware Config

Signatures

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ytb_c.exe

Modifies Internet Explorer settings 1 TTPs 3 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\Internet Explorer\Download\CheckExeSignatures = "no"	ytb_c.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\Internet Explorer\Download\RunInvalidSignatures = "1"	ytb_c.exe
Key created	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\Internet Explorer\Main	ytb_c.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2720	ytb_c.exe
2720	ytb_c.exe
2720	ytb_c.exe
2720	ytb_c.exe

C:\Users\Admin\AppData\Local\Temp\$TEMPYtbn\ytb_c.exe
"C:\Users\Admin\AppData\Local\Temp\$TEMPYtbn\ytb_c.exe"
1⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2720

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\Cab2628.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

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C:\Users\Admin\AppData\Local\Temp\Tar26D7.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

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