2c0932e2aa5f5d4c1081e80d27193923a4383a9f0a9a1b2a8eab9e67edcf6e59

Analysis

max time kernel
149s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
19/07/2023, 17:50

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General

Target

fd1e711e1e0ff1exe_JC.exe
Size

77KB
MD5

fd1e711e1e0ff153aaae205ad2597e03
SHA1

d04a67c09151f74363ba4c70a1124662520de768
SHA256

2c0932e2aa5f5d4c1081e80d27193923a4383a9f0a9a1b2a8eab9e67edcf6e59
SHA512

e6d58eeb077759dd3ae2ab9f0fb0a90e99cab17680a160ec5623e585c60a8da7ca93f367161c1bd91d62ad80c18e2fce933657c676181e245794b1e2c211c6ac
SSDEEP

1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOTdSWCPRMoZ:T6a+rdOOtEvwDpjNM

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-1-5-21-1043950675-1972537973-2972532878-1000\Control Panel\International\Geo\Nation	fd1e711e1e0ff1exe_JC.exe

Executes dropped EXE 1 IoCs

pid	Process
724	asih.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3312-133-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/files/0x0007000000023212-146.dat	upx
behavioral2/files/0x0007000000023212-148.dat	upx
behavioral2/memory/724-150-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/files/0x0007000000023212-149.dat	upx
behavioral2/memory/3312-152-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/724-160-0x0000000000500000-0x0000000000510000-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 3312 wrote to memory of 724	3312	fd1e711e1e0ff1exe_JC.exe	84
PID 3312 wrote to memory of 724	3312	fd1e711e1e0ff1exe_JC.exe	84
PID 3312 wrote to memory of 724	3312	fd1e711e1e0ff1exe_JC.exe	84

C:\Users\Admin\AppData\Local\Temp\fd1e711e1e0ff1exe_JC.exe
"C:\Users\Admin\AppData\Local\Temp\fd1e711e1e0ff1exe_JC.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3312
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:724

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
77KB

MD5
a658b12d5c38c4fd036afec287cd256d

SHA1
028f002a3718edf98f7123877169c6d571904664

SHA256
e7229321b3be47cd110a0b7c28065cd864a74d93b29a9b3385cb466790291b40

SHA512
e4b611f4e52f15b789ea81549c47b820be9e6524576d822787fcfaa652c2cfcc2879792985f82fcd526560a5cc8669b4468d63296cdb6ebe737eac69f4552784

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

Filesize
77KB

MD5
a658b12d5c38c4fd036afec287cd256d

SHA1
028f002a3718edf98f7123877169c6d571904664

SHA256
e7229321b3be47cd110a0b7c28065cd864a74d93b29a9b3385cb466790291b40

SHA512
e4b611f4e52f15b789ea81549c47b820be9e6524576d822787fcfaa652c2cfcc2879792985f82fcd526560a5cc8669b4468d63296cdb6ebe737eac69f4552784

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

Filesize
77KB

MD5
a658b12d5c38c4fd036afec287cd256d

SHA1
028f002a3718edf98f7123877169c6d571904664

SHA256
e7229321b3be47cd110a0b7c28065cd864a74d93b29a9b3385cb466790291b40

SHA512
e4b611f4e52f15b789ea81549c47b820be9e6524576d822787fcfaa652c2cfcc2879792985f82fcd526560a5cc8669b4468d63296cdb6ebe737eac69f4552784

Download Submit
memory/724-150-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/724-154-0x0000000000620000-0x0000000000626000-memory.dmp

Filesize
24KB

Download
memory/724-153-0x0000000000650000-0x0000000000656000-memory.dmp

Filesize
24KB

Download
memory/724-160-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/3312-133-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/3312-134-0x0000000002050000-0x0000000002056000-memory.dmp

Filesize
24KB

Download
memory/3312-135-0x0000000002050000-0x0000000002056000-memory.dmp

Filesize
24KB

Download
memory/3312-136-0x0000000002080000-0x0000000002086000-memory.dmp

Filesize
24KB

Download
memory/3312-152-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download