13a56059ac7409f978090af2a11e59bacb66f1e01f7529e5cf2fc1d366155a05

Analysis

max time kernel
144s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
26/03/2024, 10:51

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General

Target

defc129e02f7491018870c51036bf597.exe
Size

132KB
MD5

defc129e02f7491018870c51036bf597
SHA1

9e01c5137ba14916c30250f6cf522b36a187b6ff
SHA256

13a56059ac7409f978090af2a11e59bacb66f1e01f7529e5cf2fc1d366155a05
SHA512

23ccd8e3e7bec9fb093f974524fdf410e7231e345fab5a0a97308b1b7e88e78b78d764b54c5c42962b2d0f62bcb40003940638f61c39d2f1dfc26f33b675680a
SSDEEP

3072:twxVMhOC/dTDbq91+mno3t4QZQ3rt8iJk/lE5eu95PGmN4h:tTfFDbRnOTrt5JEE5eu9nN4h

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-1-5-21-1497073144-2389943819-3385106915-1000\Control Panel\International\Geo\Nation	defc129e02f7491018870c51036bf597.exe

Executes dropped EXE 1 IoCs

pid	Process
1620	11.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x001000000002314e-4.dat	upx
behavioral2/memory/1620-9-0x0000000000400000-0x0000000000419000-memory.dmp	upx
behavioral2/memory/1620-31-0x0000000000400000-0x0000000000419000-memory.dmp	upx

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1620	11.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1620	11.exe
1620	11.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3424 wrote to memory of 1620	3424	defc129e02f7491018870c51036bf597.exe	85
PID 3424 wrote to memory of 1620	3424	defc129e02f7491018870c51036bf597.exe	85
PID 3424 wrote to memory of 1620	3424	defc129e02f7491018870c51036bf597.exe	85

C:\Users\Admin\AppData\Local\Temp\defc129e02f7491018870c51036bf597.exe
"C:\Users\Admin\AppData\Local\Temp\defc129e02f7491018870c51036bf597.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3424
- C:\11.exe
  "C:\11.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:1620

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

C:\11.exe

Filesize
30KB

MD5
64adcfa114e90e37770873d5d67163c2

SHA1
b3d652aafc8c1129cdca36185c193bab4a73f801

SHA256
db4ab3fbade2d12ef5645ee550720243cb5736d931c108a804fa5d383a06a002

SHA512
8fafe015a0928277f4f27606c29ba4a5ee882c72b04be7ae40bf2670151006bd9148dc18065126f1d220276c441b0fc6d9e169325ac8629037180bdcac87fa81

Download Submit
memory/1620-9-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/1620-31-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/3424-10-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download