984daa96d2ae4ba3a2cf118ec7cf2d5423bc9ea4da2898287b4ea1a2e39cac49

Analysis

max time kernel
96s
max time network
99s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
31/05/2024, 02:36

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General

Target
820805a7ff0979481275bf1bd3b1b4f9.exe
Size 153KB
Sample240531-c3tkqsdc76
SHA256 984daa96d2ae4ba3a2cf118ec7cf2d5423bc9ea4da2898287b4ea1a2e39cac49
MD5 820805a7ff0979481275bf1bd3b1b4f9
SHA1 6b0e02f92706f4918d25e332bf497e60cc6a1fe6
SHA512 9a99469ab99f4f6500393eca08d3321bcbaa11497dd33521f16f688e0db41b4749bde255d3534d54f0ff9fab20af82cc8dbb702be4215f5cc133b40ea5957d24
SSDEEP 3072:vCQHshN8TmQ+fG6V+kr9d+TpvDbTDp1BsSnt3I3ZdnEPn/:NshzQ+5VX+TpHHiSt3I3Zm
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

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-1-5-21-2539840389-1261165778-1087677076-1000\Control Panel\International\Geo\Nation	820805a7ff0979481275bf1bd3b1b4f9.exe

Executes dropped EXE 1 IoCs

pid	Process
2432	820805a7ff0979481275bf1bd3b1b4f9.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x00080000000233d9-4.dat	upx
behavioral2/memory/2432-16-0x0000000000400000-0x0000000000439000-memory.dmp	upx
behavioral2/memory/2432-18-0x0000000000400000-0x0000000000439000-memory.dmp	upx

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 720 wrote to memory of 2432	720	820805a7ff0979481275bf1bd3b1b4f9.exe	81
PID 720 wrote to memory of 2432	720	820805a7ff0979481275bf1bd3b1b4f9.exe	81
PID 720 wrote to memory of 2432	720	820805a7ff0979481275bf1bd3b1b4f9.exe	81

C:\Users\Admin\AppData\Local\Temp\820805a7ff0979481275bf1bd3b1b4f9.exe
"C:\Users\Admin\AppData\Local\Temp\820805a7ff0979481275bf1bd3b1b4f9.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:720
- C:\Windows\Temp\MT\820805a7ff0979481275bf1bd3b1b4f9.exe
  "C:\Windows\Temp\MT\820805a7ff0979481275bf1bd3b1b4f9.exe"
  2⤵
  - Executes dropped EXE
  PID:2432

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

820805a7ff0979481275bf1bd3b1b4f9.exe.2

Path C:\Windows\Temp\MT\820805a7ff0979481275bf1bd3b1b4f9.exe.2
Size 91KB
SHA256 cede15606163cddd1c1cddd2573a4a4782a63614c9c43d2427db0ce6f2ab7392
MD5 9311f139732df2f8c594de65105c3d1b
SHA1 28e8bccf6392bac26a85dd14762e8981dce17b84
SHA512 54bfaba067bfbc5e75ddbc1a9a80ad7832a60fa8c72ff615d464330e466ef0984305d7957336670bdeabe98b271b21f6202b13ab94fe7e88b48b938982bc73d6
SSDEEP 1536:FGjVr9Sb5+kASJ/FKM3NUfTpvDbTDuo1BsSntHXILj2Ynmenodx:FG6V+kr9d+TpvDbTDp1BsSnt3I3ZdnEx
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/2432-16-0x0000000000400000-0x0000000000439000-memory.dmp

Download

memory/2432-18-0x0000000000400000-0x0000000000439000-memory.dmp