51b3773145652b5d559396a08e1282a3a1d92d4df473f774d61791386fca0598

Resubmissions

22-11-2024 22:54

241122-2vh7gaxmfl 10

22-11-2024 03:27

241122-dzqkcatmht 10

22-11-2024 03:16

241122-dsgc4atlgs 10

Analysis

max time kernel
140s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-11-2024 03:27

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General

Target

b7d9f11c166fa1a4ceef446dd9c8561c77115cb3ce4910a056dd6a361338a2b0.exe
Size

518KB
MD5

4523ccfd191dcceeae8e884f82f5c7ad
SHA1

00107a6bdc9886e69425b7b0b761dcc8324946d3
SHA256

b7d9f11c166fa1a4ceef446dd9c8561c77115cb3ce4910a056dd6a361338a2b0
SHA512

79df12b1abb0d2ddab35e898aa01baaf7ea737fa37331c926b07d0ca478aa9c1c3d14795241e11d7dcff06ec3c5de93b2819cfbc0fd6db5bf6e752c52cfad5a5
SSDEEP

12288:uPenEoSpi011oQSnRxhmVacKcMxS8JWwEHD1T6hX5IGC2C:SJomi0GnbPcKcNcWwEj1T6hqm

Score

5^/10

discovery upx

Malware Config

Signatures

Drops file in System32 directory 1 IoCs

Processes:

b7d9f11c166fa1a4ceef446dd9c8561c77115cb3ce4910a056dd6a361338a2b0.exe

description ioc process

File created C:\Windows\SysWOW64\sethc.exe b7d9f11c166fa1a4ceef446dd9c8561c77115cb3ce4910a056dd6a361338a2b0.exe

description	ioc	process
File created	C:\Windows\SysWOW64\sethc.exe	b7d9f11c166fa1a4ceef446dd9c8561c77115cb3ce4910a056dd6a361338a2b0.exe

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral30/memory/4540-0-0x0000000000400000-0x0000000000576000-memory.dmp	upx
C:\Users\Admin\AppData\Local\Temp\b7d9f11c166fa1a4ceef446dd9c8561c77115cb3ce4910a056dd6a361338a2b0.exe	upx
behavioral30/memory/4540-3-0x0000000000400000-0x0000000000576000-memory.dmp	upx

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

Processes:

b7d9f11c166fa1a4ceef446dd9c8561c77115cb3ce4910a056dd6a361338a2b0.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b7d9f11c166fa1a4ceef446dd9c8561c77115cb3ce4910a056dd6a361338a2b0.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

b7d9f11c166fa1a4ceef446dd9c8561c77115cb3ce4910a056dd6a361338a2b0.exe

pid process

4540 b7d9f11c166fa1a4ceef446dd9c8561c77115cb3ce4910a056dd6a361338a2b0.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

b7d9f11c166fa1a4ceef446dd9c8561c77115cb3ce4910a056dd6a361338a2b0.exe

description pid process

Token: SeDebugPrivilege 4540 b7d9f11c166fa1a4ceef446dd9c8561c77115cb3ce4910a056dd6a361338a2b0.exe

pid	process
4540	b7d9f11c166fa1a4ceef446dd9c8561c77115cb3ce4910a056dd6a361338a2b0.exe

description	pid	process
Token: SeDebugPrivilege	4540	b7d9f11c166fa1a4ceef446dd9c8561c77115cb3ce4910a056dd6a361338a2b0.exe

C:\Users\Admin\AppData\Local\Temp\b7d9f11c166fa1a4ceef446dd9c8561c77115cb3ce4910a056dd6a361338a2b0.exe
"C:\Users\Admin\AppData\Local\Temp\b7d9f11c166fa1a4ceef446dd9c8561c77115cb3ce4910a056dd6a361338a2b0.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
PID:4540

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\b7d9f11c166fa1a4ceef446dd9c8561c77115cb3ce4910a056dd6a361338a2b0.exe

Filesize
518KB

MD5
4523ccfd191dcceeae8e884f82f5c7ad

SHA1
00107a6bdc9886e69425b7b0b761dcc8324946d3

SHA256
b7d9f11c166fa1a4ceef446dd9c8561c77115cb3ce4910a056dd6a361338a2b0

SHA512
79df12b1abb0d2ddab35e898aa01baaf7ea737fa37331c926b07d0ca478aa9c1c3d14795241e11d7dcff06ec3c5de93b2819cfbc0fd6db5bf6e752c52cfad5a5

Download Submit
memory/4540-0-0x0000000000400000-0x0000000000576000-memory.dmp

Filesize
1.5MB

Download
memory/4540-1-0x0000000000BB0000-0x0000000000BB1000-memory.dmp

Filesize
4KB

Download
memory/4540-3-0x0000000000400000-0x0000000000576000-memory.dmp

Filesize
1.5MB

Download
memory/4540-5-0x0000000000BB0000-0x0000000000BB1000-memory.dmp

Filesize
4KB

Download