b434c9691153d340759f73468977348f0aab962883aa8196a609fb9a57b899a3

Analysis

max time kernel
150s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
16/07/2023, 12:19

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General

Target

6ba13415733431_JC.exe
Size

89KB
MD5

6ba134157334310c0db20dfceb017286
SHA1

6c1d06ba03a9962f7312aadab8bf51a27a438eed
SHA256

b434c9691153d340759f73468977348f0aab962883aa8196a609fb9a57b899a3
SHA512

aef753ab7230b9279fb58cac038db0d239f877264e63763d3182cb5bc0fbb48c6a05e19d3652e50056a7fc9b1342ce47c4e6d1be84a5aca18b76317226007a4f
SSDEEP

1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgpMx77:AnBdOOtEvwDpj6z7

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-1-5-21-3195054982-4292022746-1467505928-1000\Control Panel\International\Geo\Nation	6ba13415733431_JC.exe

Executes dropped EXE 1 IoCs

pid	Process
4664	asih.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4104-133-0x0000000000500000-0x000000000050F000-memory.dmp	upx
behavioral2/files/0x0008000000023229-146.dat	upx
behavioral2/files/0x0008000000023229-149.dat	upx
behavioral2/files/0x0008000000023229-148.dat	upx
behavioral2/memory/4104-151-0x0000000000500000-0x000000000050F000-memory.dmp	upx
behavioral2/memory/4664-159-0x0000000000500000-0x000000000050F000-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 4104 wrote to memory of 4664	4104	6ba13415733431_JC.exe	86
PID 4104 wrote to memory of 4664	4104	6ba13415733431_JC.exe	86
PID 4104 wrote to memory of 4664	4104	6ba13415733431_JC.exe	86

C:\Users\Admin\AppData\Local\Temp\6ba13415733431_JC.exe
"C:\Users\Admin\AppData\Local\Temp\6ba13415733431_JC.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4104
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:4664

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
90KB

MD5
7afe50785f619bf267786bd18d523c45

SHA1
90975f8fb9a9e04eb0f298df91cd325c7a4a67c7

SHA256
01867293df46d95ad23b0b9860addc94c2b858613c0a2a556dc8db6faae8dde1

SHA512
0b26df5dd0f8e84fd116f70f9ed27b145aefcf495780affd2a20b422000fac8be3864dc9eacae955a5e703cc56a8b74245e8aff63760bbefbaaadc33514fdfd6

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

Filesize
90KB

MD5
7afe50785f619bf267786bd18d523c45

SHA1
90975f8fb9a9e04eb0f298df91cd325c7a4a67c7

SHA256
01867293df46d95ad23b0b9860addc94c2b858613c0a2a556dc8db6faae8dde1

SHA512
0b26df5dd0f8e84fd116f70f9ed27b145aefcf495780affd2a20b422000fac8be3864dc9eacae955a5e703cc56a8b74245e8aff63760bbefbaaadc33514fdfd6

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

Filesize
90KB

MD5
7afe50785f619bf267786bd18d523c45

SHA1
90975f8fb9a9e04eb0f298df91cd325c7a4a67c7

SHA256
01867293df46d95ad23b0b9860addc94c2b858613c0a2a556dc8db6faae8dde1

SHA512
0b26df5dd0f8e84fd116f70f9ed27b145aefcf495780affd2a20b422000fac8be3864dc9eacae955a5e703cc56a8b74245e8aff63760bbefbaaadc33514fdfd6

Download Submit
memory/4104-133-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/4104-134-0x00000000005B0000-0x00000000005B6000-memory.dmp

Filesize
24KB

Download
memory/4104-135-0x00000000005B0000-0x00000000005B6000-memory.dmp

Filesize
24KB

Download
memory/4104-136-0x00000000005D0000-0x00000000005D6000-memory.dmp

Filesize
24KB

Download
memory/4104-151-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/4664-153-0x00000000005A0000-0x00000000005A6000-memory.dmp

Filesize
24KB

Download
memory/4664-159-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download