9f872293b7b32df6933a8657c66a699a54501fb20a9faa9d0156a464baf38017

Analysis

max time kernel
120s
max time network
125s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
04/02/2024, 13:02

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General

Target

VirusShare_aca4a3ca920ff0313cf1b2088897dc40.exe
Size

447KB
MD5

aca4a3ca920ff0313cf1b2088897dc40
SHA1

2a9be876910cafacb97b231cd93f3ad2e51762ce
SHA256

9f872293b7b32df6933a8657c66a699a54501fb20a9faa9d0156a464baf38017
SHA512

a4c3cde96cb0fc0f44bff96ceb7acb8fcfc32bfd38c8072188e578a258262faa133ab007a48d0fbbbd28b134f3ca0fecd8c7128fa84b7e2ffec994f99f529e7b
SSDEEP

6144:PoB3dxc3KfaglVYNxsB+pREpqqBdSNNPSO+8y90Pz/Tr/LyY2i8AyW+uCarimksk:FmuWpqlNPSO+NGzLSZiHF46bHsii

Score

8^/10

persistence

Malware Config

Signatures

Modifies AppInit DLL entries 2 TTPs
persistence

Registry Run Keys / Startup Folder
T1547.001

Modify Registry
T1112

Executes dropped EXE 1 IoCs

pid	Process
2780	yygqtli.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\PROGRA~3\Mozilla\yygqtli.exe	VirusShare_aca4a3ca920ff0313cf1b2088897dc40.exe
File created	C:\PROGRA~3\Mozilla\tsbhrzd.dll	yygqtli.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2680 wrote to memory of 2780	2680	taskeng.exe	29
PID 2680 wrote to memory of 2780	2680	taskeng.exe	29
PID 2680 wrote to memory of 2780	2680	taskeng.exe	29
PID 2680 wrote to memory of 2780	2680	taskeng.exe	29

C:\Users\Admin\AppData\Local\Temp\VirusShare_aca4a3ca920ff0313cf1b2088897dc40.exe
"C:\Users\Admin\AppData\Local\Temp\VirusShare_aca4a3ca920ff0313cf1b2088897dc40.exe"
1⤵
- Drops file in Program Files directory
PID:1648

C:\Windows\system32\taskeng.exe
taskeng.exe {A30AAF2E-88D0-4D68-AE21-52672A74567F} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
- Suspicious use of WriteProcessMemory
PID:2680
- C:\PROGRA~3\Mozilla\yygqtli.exe
  C:\PROGRA~3\Mozilla\yygqtli.exe -kvhfiah
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  PID:2780

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\PROGRA~3\Mozilla\yygqtli.exe

Filesize
447KB

MD5
b5dd2fce8e5cb618e54634abcb8537c9

SHA1
c682247677c1f3c6cf6380220d2cb80486744b8f

SHA256
ec314c726babda56d771f904c3000357ff07bcdc38d8ebca0cc56a83bea7f8c3

SHA512
74130ca11c6d0e6a1d6aa4ccdf89621dd928f78d51eeaaf05d1eca78bd5e5afc085fd834d3e43a1af269c2b3fca5bc87e7fea83b332b62b5a622403b026a329f

Download Submit
memory/1648-0-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/1648-1-0x0000000000160000-0x00000000001BB000-memory.dmp

Filesize
364KB

Download
memory/1648-7-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/2780-10-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/2780-11-0x00000000000F0000-0x000000000014B000-memory.dmp

Filesize
364KB

Download