0de42576c59bd44b608f61a524bc1e9fbfa3eb41b1add26b1b810046f889b427

Analysis

max time kernel
149s
max time network
152s
platform
windows7_x64
resource
win7-20230703-en
resource tags

arch:x64arch:x86image:win7-20230703-enlocale:en-usos:windows7-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

Executes dropped EXE 1 IoCs

pid	Process
1680	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
1628	9f03bc7fd7768bexeexeexeex.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x000a000000012287-63.dat	upx
behavioral1/memory/1628-67-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/files/0x000a000000012287-66.dat	upx
behavioral1/files/0x000a000000012287-75.dat	upx
behavioral1/memory/1680-76-0x0000000000500000-0x0000000000510000-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 4 IoCs

description	pid	Process	procid_target
PID 1628 wrote to memory of 1680	1628	9f03bc7fd7768bexeexeexeex.exe	28
PID 1628 wrote to memory of 1680	1628	9f03bc7fd7768bexeexeexeex.exe	28
PID 1628 wrote to memory of 1680	1628	9f03bc7fd7768bexeexeexeex.exe	28
PID 1628 wrote to memory of 1680	1628	9f03bc7fd7768bexeexeexeex.exe	28

C:\Users\Admin\AppData\Local\Temp\9f03bc7fd7768bexeexeexeex.exe
"C:\Users\Admin\AppData\Local\Temp\9f03bc7fd7768bexeexeexeex.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1628
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:1680

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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
\Users\Admin\AppData\Local\Temp\asih.exe

Filesize
64KB

MD5
eb1bb69227f5279fe1c82140013a2d4f

SHA1
7262ddec4a7cc260d3aec678e548a25df2d23d5e

SHA256
a47eb50725f2cda2765cb12115a704bd2f4a790fd5784995a5882b577a8ae838

SHA512
b324996ac8a734ee2a1d87a5509977d2b41cf290d95561f3da48853ce79f1203131d0a9d1fcdd178063b5309ec9e6d76e96b9eb2f5e9866bc4cee2d8dc111872

Download Submit
memory/1628-54-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/1628-55-0x0000000000470000-0x0000000000476000-memory.dmp

Filesize
24KB

Download
memory/1628-67-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1680-69-0x0000000000300000-0x0000000000306000-memory.dmp

Filesize
24KB

Download
memory/1680-76-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download