4d0131359620eba4fb097f12801c08ff846478a94758d6963a4b5b769a5b2a7a

Analysis

max time kernel
141s
max time network
129s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
04/07/2024, 05:05

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General

Target

keygen 8.0.exe
Size

468KB
MD5

26dd1dbcb9eed60d5e5a006b103fb06b
SHA1

5879cd56562e38c3385421820f906c86f092b68a
SHA256

4763f784c888f77c2d0537dc4c8c6fd2d6ae3c3e09f2f08972245b0660b064eb
SHA512

7597d1be37e48cd01c8c97efeea3d38e24d0a94ae72e027d29013aeee2aa6b0936b7279e5763ee489e0426731f969c01ea2571a7f907c879f57b890b4a494bad
SSDEEP

6144:uCHNhhsTnLV2pPUGw4gAOzKLbpvvpfdH0OpeEbUfpnBSKN84uvdk5Wcff8Drj:uCHNnynLVUMxkbpXzU+tApnBxcSZ6

Score

7^/10

Malware Config

Signatures

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	keygen 8.0.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	keygen 8.0.exe

Modifies registry class 15 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DBAAA341-C3E3-5DE5-1A42-8650F2F07201}\Implemented Categories\{C501EDBE-9E70-11D1-9053-00C04FD9189D}	keygen 8.0.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DBAAA341-C3E3-5DE5-1A42-8650F2F07201}\InprocServer32\ = "C:\\Windows\\SysWOW64\\Dxtmsft.dll"	keygen 8.0.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DBAAA341-C3E3-5DE5-1A42-8650F2F07201}\ProgID	keygen 8.0.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DBAAA341-C3E3-5DE5-1A42-8650F2F07201}\ProgID\ = "DXImageTransform.Microsoft.CrBlinds.1"	keygen 8.0.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DBAAA341-C3E3-5DE5-1A42-8650F2F07201}\ToolBoxBitmap32\ = "C:\\Windows\\SysWOW64\\Dxtmsft.dll,235"	keygen 8.0.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DBAAA341-C3E3-5DE5-1A42-8650F2F07201}\VersionIndependentProgID	keygen 8.0.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DBAAA341-C3E3-5DE5-1A42-8650F2F07201}	keygen 8.0.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DBAAA341-C3E3-5DE5-1A42-8650F2F07201}\ = "CrBlinds"	keygen 8.0.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DBAAA341-C3E3-5DE5-1A42-8650F2F07201}\InprocServer32	keygen 8.0.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DBAAA341-C3E3-5DE5-1A42-8650F2F07201}\Programmable	keygen 8.0.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DBAAA341-C3E3-5DE5-1A42-8650F2F07201}\Implemented Categories	keygen 8.0.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DBAAA341-C3E3-5DE5-1A42-8650F2F07201}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640}	keygen 8.0.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DBAAA341-C3E3-5DE5-1A42-8650F2F07201}\VersionIndependentProgID\ = "DXImageTransform.Microsoft.CrBlinds"	keygen 8.0.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DBAAA341-C3E3-5DE5-1A42-8650F2F07201}\InprocServer32\ThreadingModel = "Both"	keygen 8.0.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DBAAA341-C3E3-5DE5-1A42-8650F2F07201}\ToolBoxBitmap32	keygen 8.0.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
228	keygen 8.0.exe
228	keygen 8.0.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	228	keygen 8.0.exe
Token: SeIncBasePriorityPrivilege	228	keygen 8.0.exe

C:\Users\Admin\AppData\Local\Temp\keygen 8.0.exe
"C:\Users\Admin\AppData\Local\Temp\keygen 8.0.exe"
1⤵
- Checks BIOS information in registry
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:228

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=1036,i,13640054265074968359,8146127767143474550,262144 --variations-seed-version --mojo-platform-channel-handle=3816 /prefetch:8
1⤵
PID:3484

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/228-0-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/228-2-0x00000000004B0000-0x00000000004F2000-memory.dmp

Filesize
264KB

Download
memory/228-7-0x00000000004B0000-0x00000000004F2000-memory.dmp

Filesize
264KB

Download
memory/228-10-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/228-11-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/228-14-0x00000000004B0000-0x00000000004F2000-memory.dmp

Filesize
264KB

Download
memory/228-13-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/228-15-0x00000000004B0000-0x00000000004F2000-memory.dmp

Filesize
264KB

Download
memory/228-17-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/228-19-0x00000000004B0000-0x00000000004F2000-memory.dmp

Filesize
264KB

Download