32c49d83c0a108e49ce48f2fd3e71a99e3b29adec5f0ac166e380c81e195aea5

Analysis

max time kernel
111s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
10/10/2024, 09:27

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General

Target

32c49d83c0a108e49ce48f2fd3e71a99e3b29adec5f0ac166e380c81e195aea5N.exe
Size

66KB
MD5

f966cdd6b0637e32c40e164f6133d140
SHA1

ecfd75fac125efded6a126ae40871ed8cb945093
SHA256

32c49d83c0a108e49ce48f2fd3e71a99e3b29adec5f0ac166e380c81e195aea5
SHA512

3b39cf2441b2a88246fe4b4b6018c01496d63b83d68b2a7f946e8c72d363cb2ad283a685aaeaa51c40351d4c46be1fe5821a713e1cfe14c17a53a3bea62a66de
SSDEEP

768:MDcpEBMLfQcubV5wGE96YyXDTLdEBBBBD:MDcfLfIbtEbyXfZy

Score

8^/10

defense_evasion discovery evasion

Malware Config

Signatures

Sets file to hidden 1 TTPs 1 IoCs

Modifies file attributes to stop it showing in Explorer etc.

evasion

Hidden Files and Directories

T1564.001

pid	Process
3832	attrib.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	32c49d83c0a108e49ce48f2fd3e71a99e3b29adec5f0ac166e380c81e195aea5N.exe

Executes dropped EXE 1 IoCs

pid	Process
924	dcihost.exe

Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\Debug\dcihost.exe	32c49d83c0a108e49ce48f2fd3e71a99e3b29adec5f0ac166e380c81e195aea5N.exe
File opened for modification	C:\Windows\Debug\dcihost.exe	32c49d83c0a108e49ce48f2fd3e71a99e3b29adec5f0ac166e380c81e195aea5N.exe
File opened for modification	C:\Windows\Debug\dcihost.exe	attrib.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 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	32c49d83c0a108e49ce48f2fd3e71a99e3b29adec5f0ac166e380c81e195aea5N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dcihost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1952	32c49d83c0a108e49ce48f2fd3e71a99e3b29adec5f0ac166e380c81e195aea5N.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1952 wrote to memory of 3832	1952	32c49d83c0a108e49ce48f2fd3e71a99e3b29adec5f0ac166e380c81e195aea5N.exe	83
PID 1952 wrote to memory of 3832	1952	32c49d83c0a108e49ce48f2fd3e71a99e3b29adec5f0ac166e380c81e195aea5N.exe	83
PID 1952 wrote to memory of 3832	1952	32c49d83c0a108e49ce48f2fd3e71a99e3b29adec5f0ac166e380c81e195aea5N.exe	83
PID 1952 wrote to memory of 1880	1952	32c49d83c0a108e49ce48f2fd3e71a99e3b29adec5f0ac166e380c81e195aea5N.exe	89
PID 1952 wrote to memory of 1880	1952	32c49d83c0a108e49ce48f2fd3e71a99e3b29adec5f0ac166e380c81e195aea5N.exe	89
PID 1952 wrote to memory of 1880	1952	32c49d83c0a108e49ce48f2fd3e71a99e3b29adec5f0ac166e380c81e195aea5N.exe	89

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
3832	attrib.exe

C:\Users\Admin\AppData\Local\Temp\32c49d83c0a108e49ce48f2fd3e71a99e3b29adec5f0ac166e380c81e195aea5N.exe
"C:\Users\Admin\AppData\Local\Temp\32c49d83c0a108e49ce48f2fd3e71a99e3b29adec5f0ac166e380c81e195aea5N.exe"
1⤵
- Checks computer location settings
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1952
- C:\Windows\SysWOW64\attrib.exe
  attrib +a +s +h +r C:\Windows\Debug\dcihost.exe
  2⤵
  - Sets file to hidden
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Views/modifies file attributes
  PID:3832
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\32C49D~1.EXE > nul
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1880

C:\Windows\Debug\dcihost.exe
C:\Windows\Debug\dcihost.exe
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:924

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Indicator Removal

T1070

File Deletion

T1070.004

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\debug\dcihost.exe

Filesize
66KB

MD5
530c70fef30b11be25e93e18753d6901

SHA1
36b4c6cb2a1cd93bcf5fd6389d9da3ca81e4a016

SHA256
eb3ecc3f4fb7d2cd7fa7098b5a209dce78d519eba0f1f2e8b4be3375239a5445

SHA512
5d48be189454d0804fe81a81eeaadfcdf649a849bfc7c153a8018c5f40e1dcec6af670b475ff62d66f92952b34948caaa8eaa7e59af0fc18aacf4835d861ddfb

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads