0de42576c59bd44b608f61a524bc1e9fbfa3eb41b1add26b1b810046f889b427

Analysis

max time kernel
139s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
09/07/2023, 07:56

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General

Target

9f03bc7fd7768bexeexeexeex.exe
Size

64KB
MD5

9f03bc7fd7768b1a6c13185053022a39
SHA1

678384e6a927a0f1a0f117d5230546749aac2a58
SHA256

0de42576c59bd44b608f61a524bc1e9fbfa3eb41b1add26b1b810046f889b427
SHA512

90a4623edb7c2e79542d6c4a5e14dfdc3e0e433fbe7c4f963e6736d83646934b2aa3a5510b510f14db5de4705f2ac06e0d89beca7e4c4e8f64dd1694946ce06e
SSDEEP

1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAh5gD:z6a+CdOOtEvwDpjQJ

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-1-5-21-4176143399-3250363947-192774652-1000\Control Panel\International\Geo\Nation	9f03bc7fd7768bexeexeexeex.exe

Executes dropped EXE 1 IoCs

pid	Process
4768	asih.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1516-133-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/files/0x00060000000231e5-145.dat	upx
behavioral2/files/0x00060000000231e5-147.dat	upx
behavioral2/files/0x00060000000231e5-148.dat	upx
behavioral2/memory/1516-149-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/4768-157-0x0000000000500000-0x0000000000510000-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 1516 wrote to memory of 4768	1516	9f03bc7fd7768bexeexeexeex.exe	84
PID 1516 wrote to memory of 4768	1516	9f03bc7fd7768bexeexeexeex.exe	84
PID 1516 wrote to memory of 4768	1516	9f03bc7fd7768bexeexeexeex.exe	84

C:\Users\Admin\AppData\Local\Temp\9f03bc7fd7768bexeexeexeex.exe
"C:\Users\Admin\AppData\Local\Temp\9f03bc7fd7768bexeexeexeex.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1516
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:4768

Network

MITRE ATT&CK Enterprise v6

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\asih.exe

Filesize
64KB

MD5
eb1bb69227f5279fe1c82140013a2d4f

SHA1
7262ddec4a7cc260d3aec678e548a25df2d23d5e

SHA256
a47eb50725f2cda2765cb12115a704bd2f4a790fd5784995a5882b577a8ae838

SHA512
b324996ac8a734ee2a1d87a5509977d2b41cf290d95561f3da48853ce79f1203131d0a9d1fcdd178063b5309ec9e6d76e96b9eb2f5e9866bc4cee2d8dc111872

Download Submit
C:\Users\Admin\AppData\Local\Temp\asih.exe

Filesize
64KB

MD5
eb1bb69227f5279fe1c82140013a2d4f

SHA1
7262ddec4a7cc260d3aec678e548a25df2d23d5e

SHA256
a47eb50725f2cda2765cb12115a704bd2f4a790fd5784995a5882b577a8ae838

SHA512
b324996ac8a734ee2a1d87a5509977d2b41cf290d95561f3da48853ce79f1203131d0a9d1fcdd178063b5309ec9e6d76e96b9eb2f5e9866bc4cee2d8dc111872

Download Submit
C:\Users\Admin\AppData\Local\Temp\asih.exe

Filesize
64KB

MD5
eb1bb69227f5279fe1c82140013a2d4f

SHA1
7262ddec4a7cc260d3aec678e548a25df2d23d5e

SHA256
a47eb50725f2cda2765cb12115a704bd2f4a790fd5784995a5882b577a8ae838

SHA512
b324996ac8a734ee2a1d87a5509977d2b41cf290d95561f3da48853ce79f1203131d0a9d1fcdd178063b5309ec9e6d76e96b9eb2f5e9866bc4cee2d8dc111872

Download Submit
memory/1516-133-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1516-134-0x0000000000620000-0x0000000000626000-memory.dmp

Filesize
24KB

Download
memory/1516-135-0x00000000020E0000-0x00000000020E6000-memory.dmp

Filesize
24KB

Download
memory/1516-149-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/4768-151-0x00000000006B0000-0x00000000006B6000-memory.dmp

Filesize
24KB

Download
memory/4768-157-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download