0a39725116dba8c563ec8d4d143ecb0498457964110b2e5780ebc6c2cee866bc

Analysis

max time kernel
150s
max time network
122s
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 17:21

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General

Target

0a39725116dba8c563ec8d4d143ecb0498457964110b2e5780ebc6c2cee866bc.exe
Size

30KB
MD5

4c072d7a549f41d800534eca241cb97f
SHA1

0a8f1a777461491f3918799f3a9f4644e2c32cbf
SHA256

0a39725116dba8c563ec8d4d143ecb0498457964110b2e5780ebc6c2cee866bc
SHA512

9226e9aa405ccc66407fc71b632dabbf1e00863cd9c94e9592483e3119a4ba4517ac23ea9150710abeeb30a680e769ad10ef020ac1413978c6b2848ad42d8fa7
SSDEEP

768:D1z6aRghBNj999999996cgoYkytbdH4MdxN5HoVGWE9aT7ZLABQDqlFKM:FShP999999996FoYkytbdH4Md7JoISH2

Score

9^/10

Malware Config

Signatures

Detects executables built or packed with MPress PE compressor 4 IoCs

resource	yara_rule
behavioral2/memory/3724-0-0x0000000000400000-0x000000000040B000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/3724-1-0x0000000000400000-0x000000000040B000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/files/0x000d00000002311e-6.dat	INDICATOR_EXE_Packed_MPress
behavioral2/memory/212-11-0x0000000000400000-0x000000000040B000-memory.dmp	INDICATOR_EXE_Packed_MPress

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	0a39725116dba8c563ec8d4d143ecb0498457964110b2e5780ebc6c2cee866bc.exe

Executes dropped EXE 1 IoCs

pid	Process
212	lsemc.exe

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 3724 wrote to memory of 212	3724	0a39725116dba8c563ec8d4d143ecb0498457964110b2e5780ebc6c2cee866bc.exe	85
PID 3724 wrote to memory of 212	3724	0a39725116dba8c563ec8d4d143ecb0498457964110b2e5780ebc6c2cee866bc.exe	85
PID 3724 wrote to memory of 212	3724	0a39725116dba8c563ec8d4d143ecb0498457964110b2e5780ebc6c2cee866bc.exe	85

C:\Users\Admin\AppData\Local\Temp\0a39725116dba8c563ec8d4d143ecb0498457964110b2e5780ebc6c2cee866bc.exe
"C:\Users\Admin\AppData\Local\Temp\0a39725116dba8c563ec8d4d143ecb0498457964110b2e5780ebc6c2cee866bc.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3724
- C:\Users\Admin\AppData\Local\Temp\lsemc.exe
  "C:\Users\Admin\AppData\Local\Temp\lsemc.exe"
  2⤵
  - Executes dropped EXE
  PID:212

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:\Users\Admin\AppData\Local\Temp\lsemc.exe

Filesize
30KB

MD5
406b29e80f1808c8b594d6a9c5006c6b

SHA1
82dd3bebbcf860125beff3dbe95564d39db4a31b

SHA256
b37c53b2969c41ec4b99aaedbfc82ffd593130871fdacccc46b3af8e7cb61864

SHA512
94dc7353ecb7aec1356ecd1338a97cf8b7d89953962ad1c24659c706ec083f6ac25a5c9e1ad75d695056e7ebe76b507ce6f6b80205cb14540a1e722ccf67f0e1

Download Submit
memory/212-11-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3724-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3724-1-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download