8e95865efd39220dfc4abebc27141d9eae288a11981e43f09cbee6bf90347fe0

Analysis

max time kernel
41s
max time network
51s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
30-06-2024 21:10

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General

Target

Umbral.builder.exe
Size

114KB
MD5

d91fb6867df7e4303d98b5e90faae73c
SHA1

496f53ad8cd9381f1c1b577a73e978081002c1db
SHA256

bb19b002df31e1196b4e6530cf54c449e9cf1383d3adc5334a0442fa96b36344
SHA512

5dbcfe9bf567c6f1e18027950726af1835ab8b363ba8b040fd379b4cfe94b0894bc969b3c04fa4f1964b441a7b894bd4d37f3aabe3ea31396687a6ca093cfdc9
SSDEEP

3072:aumr2q8XTs/8wEQuKqAFCq8FBJGgMMlpVFPo6QoJ7j:aumr2q8XTs/8wEQJhCqbsVehy7

Score

7^/10

agilenet

Malware Config

Signatures

Obfuscated with Agile.Net obfuscator 8 IoCs

Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

agilenet

Processes:

resource	yara_rule
behavioral2/memory/4084-3-0x000002563D100000-0x000002563D120000-memory.dmp	agile_net
behavioral2/memory/4084-2-0x000002563B810000-0x000002563B830000-memory.dmp	agile_net
behavioral2/memory/4084-5-0x000002563D120000-0x000002563D12E000-memory.dmp	agile_net
behavioral2/memory/4084-8-0x0000025655920000-0x000002565593E000-memory.dmp	agile_net
behavioral2/memory/4084-7-0x000002563D130000-0x000002563D140000-memory.dmp	agile_net
behavioral2/memory/4084-6-0x0000025655960000-0x00000256559BA000-memory.dmp	agile_net
behavioral2/memory/4084-4-0x0000025655AE0000-0x0000025655B4E000-memory.dmp	agile_net
behavioral2/memory/4084-10-0x0000025655CA0000-0x0000025655DEA000-memory.dmp	agile_net

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

Umbral.builder.exe

pid	process
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe
4084	Umbral.builder.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Umbral.builder.exe

description pid process

Token: SeDebugPrivilege 4084 Umbral.builder.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

Umbral.builder.exe

pid process

4084 Umbral.builder.exe

description	pid	process
Token: SeDebugPrivilege	4084	Umbral.builder.exe

C:\Users\Admin\AppData\Local\Temp\Umbral.builder.exe
"C:\Users\Admin\AppData\Local\Temp\Umbral.builder.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:4084

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/4084-1-0x000002563B380000-0x000002563B3A2000-memory.dmp

Filesize
136KB

Download
memory/4084-0-0x00007FFC0ADF3000-0x00007FFC0ADF5000-memory.dmp

Filesize
8KB

Download
memory/4084-3-0x000002563D100000-0x000002563D120000-memory.dmp

Filesize
128KB

Download
memory/4084-2-0x000002563B810000-0x000002563B830000-memory.dmp

Filesize
128KB

Download
memory/4084-5-0x000002563D120000-0x000002563D12E000-memory.dmp

Filesize
56KB

Download
memory/4084-8-0x0000025655920000-0x000002565593E000-memory.dmp

Filesize
120KB

Download
memory/4084-9-0x00007FFC0ADF0000-0x00007FFC0B8B1000-memory.dmp

Filesize
10.8MB

Download
memory/4084-7-0x000002563D130000-0x000002563D140000-memory.dmp

Filesize
64KB

Download
memory/4084-6-0x0000025655960000-0x00000256559BA000-memory.dmp

Filesize
360KB

Download
memory/4084-4-0x0000025655AE0000-0x0000025655B4E000-memory.dmp

Filesize
440KB

Download
memory/4084-10-0x0000025655CA0000-0x0000025655DEA000-memory.dmp

Filesize
1.3MB

Download
memory/4084-12-0x0000025655BC0000-0x0000025655BF0000-memory.dmp

Filesize
192KB

Download
memory/4084-11-0x0000025655DF0000-0x0000025655F06000-memory.dmp

Filesize
1.1MB

Download
memory/4084-13-0x00007FFC0ADF0000-0x00007FFC0B8B1000-memory.dmp

Filesize
10.8MB

Download
memory/4084-14-0x00007FFC0ADF0000-0x00007FFC0B8B1000-memory.dmp

Filesize
10.8MB

Download
memory/4084-15-0x00007FFC0ADF3000-0x00007FFC0ADF5000-memory.dmp

Filesize
8KB

Download
memory/4084-16-0x00007FFC0ADF0000-0x00007FFC0B8B1000-memory.dmp

Filesize
10.8MB

Download
memory/4084-17-0x00007FFC0ADF0000-0x00007FFC0B8B1000-memory.dmp

Filesize
10.8MB

Download
memory/4084-18-0x00007FFC0ADF0000-0x00007FFC0B8B1000-memory.dmp

Filesize
10.8MB

Download