cecff033f068ed4493ccee51624423415bb269cc8e49eb63a26e87995ed9135b

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240730-en
resource tags

arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system
submitted
02-08-2024 05:12

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General

Target

cecff033f068ed4493ccee51624423415bb269cc8e49eb63a26e87995ed9135b.exe
Size

58KB
MD5

5981b0ac8a52a7b56041bc7ec931bd58
SHA1

9da08a1ae998e3879a7882af4faf2dac060c40f9
SHA256

cecff033f068ed4493ccee51624423415bb269cc8e49eb63a26e87995ed9135b
SHA512

8b57a5f1e3dcc0228bc498be6454c85145f6d116dde8bf688dd7fca3270e02523629c72a87f130972c8d6e9fd87242663cb81214018f0d07ab96727513cdf0cf
SSDEEP

768:DKPPQYaN67hQCGVX3EHvazXwLlqiSoTjnekrjQC9m:DuhOzXmchke

Score

7^/10

discovery upx

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-1-5-21-3774859476-2260090144-3466365324-1000\Control Panel\International\Geo\Nation	cecff033f068ed4493ccee51624423415bb269cc8e49eb63a26e87995ed9135b.exe

Executes dropped EXE 1 IoCs

pid	Process
3160	hromi.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2420-0-0x0000000000400000-0x00000000004092E7-memory.dmp	upx
behavioral2/files/0x00090000000233ec-5.dat	upx
behavioral2/memory/2420-9-0x0000000000400000-0x00000000004092E7-memory.dmp	upx

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	cecff033f068ed4493ccee51624423415bb269cc8e49eb63a26e87995ed9135b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	hromi.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2420 wrote to memory of 3160	2420	cecff033f068ed4493ccee51624423415bb269cc8e49eb63a26e87995ed9135b.exe	85
PID 2420 wrote to memory of 3160	2420	cecff033f068ed4493ccee51624423415bb269cc8e49eb63a26e87995ed9135b.exe	85
PID 2420 wrote to memory of 3160	2420	cecff033f068ed4493ccee51624423415bb269cc8e49eb63a26e87995ed9135b.exe	85

C:\Users\Admin\AppData\Local\Temp\cecff033f068ed4493ccee51624423415bb269cc8e49eb63a26e87995ed9135b.exe
"C:\Users\Admin\AppData\Local\Temp\cecff033f068ed4493ccee51624423415bb269cc8e49eb63a26e87995ed9135b.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2420
- 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:3160

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
58KB

MD5
146303441048d093f46e6af2a612a705

SHA1
2b458731ee5708f8de65f9e9a1174962a5cdbb3c

SHA256
55131f961d25b8d6b2891dbc899a066eadee7641ac3d75f01c16af44355c4ac4

SHA512
689500eaa2b9ac1c1f40b59eef9de4e53343d1cdd9f26741a707af8087366078c8e2754bc9c9d03f7e10e7727474d09ba46e821a6cbf1fa58dd904d45cfc6518

Download Submit
memory/2420-0-0x0000000000400000-0x00000000004092E7-memory.dmp

Filesize
36KB

Download
memory/2420-9-0x0000000000400000-0x00000000004092E7-memory.dmp

Filesize
36KB

Download