933dd534ffd4f115e59d3d4408099d3dcfde7ec5a9842f186d603932cc55c82d

Analysis

max time kernel
111s
max time network
116s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
14/08/2024, 07:01

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General

Target

d0b7676ecaf121bb745147f121d54850N.exe
Size

34KB
MD5

d0b7676ecaf121bb745147f121d54850
SHA1

445d51bd7740821fff53cc29da1eb523ab690460
SHA256

933dd534ffd4f115e59d3d4408099d3dcfde7ec5a9842f186d603932cc55c82d
SHA512

df1b63f61eea7187daa4f642e77cbe9961ee99e2a05183571af515d13795ae7f91d7206738ef9bfa11f0295504b4c7c00d2871e898b88013e85ca83dd9ec356f
SSDEEP

768:nQv/YOZIgQtz8GEkT9oe2lxUCuY9m9e9tdEI2MyzNORQtOflIwoHNM2XBFV7WB71:Qv/pZIgQtz8GEkT9oe2lxUCHCetdEI2G

Score

7^/10

discovery

Malware Config

Signatures

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-1-5-21-523280732-2327480845-3730041215-1000\Control Panel\International\Geo\Nation	d0b7676ecaf121bb745147f121d54850N.exe

Executes dropped EXE 1 IoCs

pid	Process
4456	hromi.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 2 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	d0b7676ecaf121bb745147f121d54850N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	hromi.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2172 wrote to memory of 4456	2172	d0b7676ecaf121bb745147f121d54850N.exe	87
PID 2172 wrote to memory of 4456	2172	d0b7676ecaf121bb745147f121d54850N.exe	87
PID 2172 wrote to memory of 4456	2172	d0b7676ecaf121bb745147f121d54850N.exe	87

C:\Users\Admin\AppData\Local\Temp\d0b7676ecaf121bb745147f121d54850N.exe
"C:\Users\Admin\AppData\Local\Temp\d0b7676ecaf121bb745147f121d54850N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2172
- C:\Users\Admin\AppData\Local\Temp\hromi.exe
  "C:\Users\Admin\AppData\Local\Temp\hromi.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4456

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
35KB

MD5
5d33065ab87f79cfe9be9130159bfbca

SHA1
4291c430074781964222aba3e8c0a0ab8c452870

SHA256
56a3bcd8c3ea0aace0d4bcdad6fc8645af7684de8b4a07f633f4be0589e3fe0d

SHA512
4d9c0002715b85649c00cf7123f95ba85701968eb560564e0df2ec8a9d4fe7ad294c485c8d2aa3950fa39f48828cfe58994d94ed968cb37f6ae833149e3f362a

Download Submit
memory/2172-0-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2172-1-0x0000000002E90000-0x0000000002E96000-memory.dmp

Filesize
24KB

Download
memory/2172-2-0x0000000002E90000-0x0000000002E96000-memory.dmp

Filesize
24KB

Download
memory/2172-3-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4456-20-0x0000000000510000-0x0000000000516000-memory.dmp

Filesize
24KB

Download