48a0265e6e0f24affc1899e40ab1f430c4f16079c85258eb02139bf1e12efc4d

Analysis

max time kernel
149s
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
06/07/2023, 14:20

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General

Target

31567790abe63aexeexeexeex.exe
Size

86KB
MD5

31567790abe63aa9e6681162091919ed
SHA1

966634b3af496e931125c6013fa7455da9cd2fa6
SHA256

48a0265e6e0f24affc1899e40ab1f430c4f16079c85258eb02139bf1e12efc4d
SHA512

40949e9a48e8bab1f128a8b36c1bb90c63550a81b1d86f8b4e6353ddd72082c541db015ee8a543383316441725211d03d232460ef88cf36e61f3dd40b485d690
SSDEEP

1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOTsCbInE:T6a+rdOOtEvwDpjNB3

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-1-5-21-1420546310-613437930-2990200354-1000\Control Panel\International\Geo\Nation	31567790abe63aexeexeexeex.exe

Executes dropped EXE 1 IoCs

pid	Process
4808	asih.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1736-141-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/files/0x00050000000006e7-145.dat	upx
behavioral2/files/0x00050000000006e7-147.dat	upx
behavioral2/files/0x00050000000006e7-148.dat	upx
behavioral2/memory/4808-156-0x0000000000500000-0x0000000000510000-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 1736 wrote to memory of 4808	1736	31567790abe63aexeexeexeex.exe	85
PID 1736 wrote to memory of 4808	1736	31567790abe63aexeexeexeex.exe	85
PID 1736 wrote to memory of 4808	1736	31567790abe63aexeexeexeex.exe	85

C:\Users\Admin\AppData\Local\Temp\31567790abe63aexeexeexeex.exe
"C:\Users\Admin\AppData\Local\Temp\31567790abe63aexeexeexeex.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1736
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:4808

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
86KB

MD5
ba8935edf200512c630d3e8a73d17ed7

SHA1
4fad06ee37b587426252573c91337ff3fd2b586d

SHA256
7d7b668bbec5209b34396df9db2eaccdc196dc112cee5bd380035ec240729b9e

SHA512
6c0507b0c84dc29686ec7665601472877d6d80898cc3c88ce68b25c6c32a52c0a9c2642679827afbc4dcf1259e4ec09127af21b119983bfb2625e8762c4c4658

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

Filesize
86KB

MD5
ba8935edf200512c630d3e8a73d17ed7

SHA1
4fad06ee37b587426252573c91337ff3fd2b586d

SHA256
7d7b668bbec5209b34396df9db2eaccdc196dc112cee5bd380035ec240729b9e

SHA512
6c0507b0c84dc29686ec7665601472877d6d80898cc3c88ce68b25c6c32a52c0a9c2642679827afbc4dcf1259e4ec09127af21b119983bfb2625e8762c4c4658

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

Filesize
86KB

MD5
ba8935edf200512c630d3e8a73d17ed7

SHA1
4fad06ee37b587426252573c91337ff3fd2b586d

SHA256
7d7b668bbec5209b34396df9db2eaccdc196dc112cee5bd380035ec240729b9e

SHA512
6c0507b0c84dc29686ec7665601472877d6d80898cc3c88ce68b25c6c32a52c0a9c2642679827afbc4dcf1259e4ec09127af21b119983bfb2625e8762c4c4658

Download Submit
memory/1736-133-0x0000000000610000-0x0000000000616000-memory.dmp

Filesize
24KB

Download
memory/1736-134-0x0000000000630000-0x0000000000636000-memory.dmp

Filesize
24KB

Download
memory/1736-141-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/4808-150-0x00000000005B0000-0x00000000005B6000-memory.dmp

Filesize
24KB

Download
memory/4808-156-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download