67bd8ec1971a8caf26b746d21648d5ed2e54af30a034b69cce25f8148656a602

Analysis

max time kernel
150s
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
13/07/2023, 19:10

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General

Target

0a662b4d31eeb3exe_JC.exe
Size

101KB
MD5

0a662b4d31eeb398ced3a1056ca80560
SHA1

68c5665837dc6cdb0fee78060d0c68acfd2f5df4
SHA256

67bd8ec1971a8caf26b746d21648d5ed2e54af30a034b69cce25f8148656a602
SHA512

efc2bdad5f7447cb2de3c500ee620a983f8185f1d5f4c6ae7c143f44fda6e3181bec3be50ccd7550958d5b8be5d237e1fda2cf7ebf2041ea075921bafe2c31ff
SSDEEP

1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn58+2P:1nK6a+qdOOtEvwDpjL

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-1-5-21-3011986978-2180659500-3669311805-1000\Control Panel\International\Geo\Nation	0a662b4d31eeb3exe_JC.exe

Executes dropped EXE 1 IoCs

pid	Process
3708	asih.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1752-133-0x0000000000500000-0x000000000050F311-memory.dmp	upx
behavioral2/files/0x000700000002324f-146.dat	upx
behavioral2/files/0x000700000002324f-148.dat	upx
behavioral2/files/0x000700000002324f-149.dat	upx
behavioral2/memory/1752-151-0x0000000000500000-0x000000000050F311-memory.dmp	upx
behavioral2/memory/3708-159-0x0000000000500000-0x000000000050F311-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 1752 wrote to memory of 3708	1752	0a662b4d31eeb3exe_JC.exe	87
PID 1752 wrote to memory of 3708	1752	0a662b4d31eeb3exe_JC.exe	87
PID 1752 wrote to memory of 3708	1752	0a662b4d31eeb3exe_JC.exe	87

C:\Users\Admin\AppData\Local\Temp\0a662b4d31eeb3exe_JC.exe
"C:\Users\Admin\AppData\Local\Temp\0a662b4d31eeb3exe_JC.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1752
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:3708

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
101KB

MD5
07177792cfdf9ba056a40432d1157e9f

SHA1
41fce7f1181d3d8d88443168d8e689263a6cb3b5

SHA256
bd9ae99458e0745c924811f7819a04f99dab4099bfcd45e8b3b41221fbc30d01

SHA512
84dc6257b088471f1bd69cacc8b72746ac507279c50bcc2867ac04c87dd92e9f07603218c65af66e8669b05c369fe9a3959781497186d9f2d39b4b6786fcf1d1

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

Filesize
101KB

MD5
07177792cfdf9ba056a40432d1157e9f

SHA1
41fce7f1181d3d8d88443168d8e689263a6cb3b5

SHA256
bd9ae99458e0745c924811f7819a04f99dab4099bfcd45e8b3b41221fbc30d01

SHA512
84dc6257b088471f1bd69cacc8b72746ac507279c50bcc2867ac04c87dd92e9f07603218c65af66e8669b05c369fe9a3959781497186d9f2d39b4b6786fcf1d1

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

Filesize
101KB

MD5
07177792cfdf9ba056a40432d1157e9f

SHA1
41fce7f1181d3d8d88443168d8e689263a6cb3b5

SHA256
bd9ae99458e0745c924811f7819a04f99dab4099bfcd45e8b3b41221fbc30d01

SHA512
84dc6257b088471f1bd69cacc8b72746ac507279c50bcc2867ac04c87dd92e9f07603218c65af66e8669b05c369fe9a3959781497186d9f2d39b4b6786fcf1d1

Download Submit
memory/1752-133-0x0000000000500000-0x000000000050F311-memory.dmp

Filesize
60KB

Download
memory/1752-134-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download
memory/1752-135-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download
memory/1752-136-0x00000000004F0000-0x00000000004F6000-memory.dmp

Filesize
24KB

Download
memory/1752-151-0x0000000000500000-0x000000000050F311-memory.dmp

Filesize
60KB

Download
memory/3708-153-0x00000000021C0000-0x00000000021C6000-memory.dmp

Filesize
24KB

Download
memory/3708-152-0x00000000020E0000-0x00000000020E6000-memory.dmp

Filesize
24KB

Download
memory/3708-159-0x0000000000500000-0x000000000050F311-memory.dmp

Filesize
60KB

Download