19c80d24b7410a444081f2110c0f6354e079a9a5f3814f1cdb7bd8805432f82d

Analysis

max time kernel
148s
max time network
151s
platform
windows7_x64
resource
win7-20230703-en
resource tags

arch:x64arch:x86image:win7-20230703-enlocale:en-usos:windows7-x64system
submitted
09/07/2023, 09:26

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General

Target

a9fb329dd493dcexeexeexeex.exe
Size

139KB
MD5

a9fb329dd493dc2e0cf5b56a3459825a
SHA1

85800c24779f7165cd7fd562954e97c2cad77458
SHA256

19c80d24b7410a444081f2110c0f6354e079a9a5f3814f1cdb7bd8805432f82d
SHA512

9090a1022d670d6a32fbc6ab22cd619d514b775c3f1b1e9efdbdcb2e13854a6eee191c735cdedf2ce81b7c50b592405342d10942121f323ea33674c0895962e6
SSDEEP

1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp699GjZL:z6a+CdOOtEvwDpjczg

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
992	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
1204	a9fb329dd493dcexeexeexeex.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x000a00000001225a-63.dat	upx
behavioral1/files/0x000a00000001225a-66.dat	upx
behavioral1/memory/1204-67-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/files/0x000a00000001225a-75.dat	upx
behavioral1/memory/992-76-0x0000000000500000-0x0000000000510000-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 1204 wrote to memory of 992	1204	a9fb329dd493dcexeexeexeex.exe	29
PID 1204 wrote to memory of 992	1204	a9fb329dd493dcexeexeexeex.exe	29
PID 1204 wrote to memory of 992	1204	a9fb329dd493dcexeexeexeex.exe	29
PID 1204 wrote to memory of 992	1204	a9fb329dd493dcexeexeexeex.exe	29

C:\Users\Admin\AppData\Local\Temp\a9fb329dd493dcexeexeexeex.exe
"C:\Users\Admin\AppData\Local\Temp\a9fb329dd493dcexeexeexeex.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1204
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:992

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
139KB

MD5
f0c1c3527f229039abd2f846cf628757

SHA1
f7203e5da6e8ea6597ac7b6c7c57099d8cf02301

SHA256
511c7d5398d6f27fff651f5ad3bda7096861900cf830a677db2e6553ed174ad6

SHA512
87d8ffc42a30dd20aae6d78dbfd708102e0165fb4e1fe7864a13901bcb10aa18b930951da3bc535f2777526c9cfa2b8237b0fb046b7ab971b140b1c8ebfd551d

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

Filesize
139KB

MD5
f0c1c3527f229039abd2f846cf628757

SHA1
f7203e5da6e8ea6597ac7b6c7c57099d8cf02301

SHA256
511c7d5398d6f27fff651f5ad3bda7096861900cf830a677db2e6553ed174ad6

SHA512
87d8ffc42a30dd20aae6d78dbfd708102e0165fb4e1fe7864a13901bcb10aa18b930951da3bc535f2777526c9cfa2b8237b0fb046b7ab971b140b1c8ebfd551d

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

Filesize
139KB

MD5
f0c1c3527f229039abd2f846cf628757

SHA1
f7203e5da6e8ea6597ac7b6c7c57099d8cf02301

SHA256
511c7d5398d6f27fff651f5ad3bda7096861900cf830a677db2e6553ed174ad6

SHA512
87d8ffc42a30dd20aae6d78dbfd708102e0165fb4e1fe7864a13901bcb10aa18b930951da3bc535f2777526c9cfa2b8237b0fb046b7ab971b140b1c8ebfd551d

Download Submit
memory/992-69-0x0000000000300000-0x0000000000306000-memory.dmp

Filesize
24KB

Download
memory/992-76-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1204-54-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/1204-55-0x0000000000270000-0x0000000000276000-memory.dmp

Filesize
24KB

Download
memory/1204-67-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download