Overview
overview
7Static
static
7DllEmForm.dll
windows7-x64
6DllEmForm.dll
windows10-2004-x64
6TYFrame.exe
windows7-x64
7TYFrame.exe
windows10-2004-x64
7data/bmnet.sys
windows7-x64
1data/bmnet.sys
windows10-2004-x64
1data/drvinst.exe
windows7-x64
1data/drvinst.exe
windows10-2004-x64
1data/新云软件.url
windows7-x64
1data/新云软件.url
windows10-2004-x64
1libeay32.dll
windows7-x64
1libeay32.dll
windows10-2004-x64
1prcdcdll.dll
windows7-x64
6prcdcdll.dll
windows10-2004-x64
6ssleay32.dll
windows7-x64
1ssleay32.dll
windows10-2004-x64
1tyframe.exe
windows7-x64
1tyframe.exe
windows10-2004-x64
1unicallem.dll
windows7-x64
6unicallem.dll
windows10-2004-x64
6unins000.exe
windows7-x64
7unins000.exe
windows10-2004-x64
7update.exe
windows7-x64
1update.exe
windows10-2004-x64
1Analysis
-
max time kernel
93s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
11/04/2024, 03:24
Behavioral task
behavioral1
Sample
DllEmForm.dll
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
DllEmForm.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
TYFrame.exe
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
TYFrame.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral5
Sample
data/bmnet.sys
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
data/bmnet.sys
Resource
win10v2004-20240226-en
Behavioral task
behavioral7
Sample
data/drvinst.exe
Resource
win7-20240215-en
Behavioral task
behavioral8
Sample
data/drvinst.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral9
Sample
data/新云软件.url
Resource
win7-20240221-en
Behavioral task
behavioral10
Sample
data/新云软件.url
Resource
win10v2004-20240226-en
Behavioral task
behavioral11
Sample
libeay32.dll
Resource
win7-20240220-en
Behavioral task
behavioral12
Sample
libeay32.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral13
Sample
prcdcdll.dll
Resource
win7-20240221-en
Behavioral task
behavioral14
Sample
prcdcdll.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral15
Sample
ssleay32.dll
Resource
win7-20240221-en
Behavioral task
behavioral16
Sample
ssleay32.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral17
Sample
tyframe.exe
Resource
win7-20240221-en
Behavioral task
behavioral18
Sample
tyframe.exe
Resource
win10v2004-20240319-en
Behavioral task
behavioral19
Sample
unicallem.dll
Resource
win7-20240220-en
Behavioral task
behavioral20
Sample
unicallem.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral21
Sample
unins000.exe
Resource
win7-20231129-en
Behavioral task
behavioral22
Sample
unins000.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral23
Sample
update.exe
Resource
win7-20240221-en
Behavioral task
behavioral24
Sample
update.exe
Resource
win10v2004-20240226-en
General
-
Target
unins000.exe
-
Size
657KB
-
MD5
723d1973489c4dcaedbde75b11267eff
-
SHA1
d77c11187796678d0d84a122bced8b6841eebf3b
-
SHA256
797149c2198a8f9807ecbae1c5a1fa092b519c5cc00428d4b19b09d8d6d41d20
-
SHA512
649f5b5d0b851e453c3a0933a2236f28e2bb8b368b158903a38d5425cde4b555b19f814a81f540f62760a269817a1d45439021dbaac5f2bc64b537ebb0b5d285
-
SSDEEP
12288:YkxzR0UkTrP/37YzHXA6hLDnQJMgNLKgDRB6K3Uhp7r0x94:3FR0UkTrP/37YzHXA6tbQ+8Tgp30x94
Malware Config
Signatures
-
Deletes itself 1 IoCs
pid Process 1776 _iu14D2N.tmp -
Executes dropped EXE 1 IoCs
pid Process 1776 _iu14D2N.tmp -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 5076 wrote to memory of 1776 5076 unins000.exe 85 PID 5076 wrote to memory of 1776 5076 unins000.exe 85 PID 5076 wrote to memory of 1776 5076 unins000.exe 85
Processes
-
C:\Users\Admin\AppData\Local\Temp\unins000.exe"C:\Users\Admin\AppData\Local\Temp\unins000.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:5076 -
C:\Users\Admin\AppData\Local\Temp\_iu14D2N.tmp"C:\Users\Admin\AppData\Local\Temp\_iu14D2N.tmp" /SECONDPHASE="C:\Users\Admin\AppData\Local\Temp\unins000.exe" /FIRSTPHASEWND=$601BE2⤵
- Deletes itself
- Executes dropped EXE
PID:1776
-
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
-
Filesize
657KB
MD5723d1973489c4dcaedbde75b11267eff
SHA1d77c11187796678d0d84a122bced8b6841eebf3b
SHA256797149c2198a8f9807ecbae1c5a1fa092b519c5cc00428d4b19b09d8d6d41d20
SHA512649f5b5d0b851e453c3a0933a2236f28e2bb8b368b158903a38d5425cde4b555b19f814a81f540f62760a269817a1d45439021dbaac5f2bc64b537ebb0b5d285