e05f47fdbb956b1308665592dfc689a41fc13f6cbb63042911a66ae99046efed

Analysis

max time kernel
149s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
03/09/2024, 10:56

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General

Target

e05f47fdbb956b1308665592dfc689a41fc13f6cbb63042911a66ae99046efed.exe
Size

2.6MB
MD5

bc4fad2504660b57b1a9ab066d9dde99
SHA1

60d5b00523d70465f0872f06f9f439ef3a0403f2
SHA256

e05f47fdbb956b1308665592dfc689a41fc13f6cbb63042911a66ae99046efed
SHA512

0be5d3ff70e3d211c522bc61db0fb1a744c2c2ba8ae18afe4f2f7407bbb0e24d59bdaf01c2ae9068601ce25c279e46d55fc5d00911dd0cae25fb8d8dd259565a
SSDEEP

49152:sxX7665YxRVplZzSKntlGIiT+HvRdpcAHSjpjK3LBCB/bS:sxX7QnxrloE5dpUpBb

Score

9^/10

credential_access discovery persistence spyware stealer

Malware Config

Signatures

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\locxbod.exe	e05f47fdbb956b1308665592dfc689a41fc13f6cbb63042911a66ae99046efed.exe

Executes dropped EXE 2 IoCs

pid	Process
2740	locxbod.exe
2384	xoptiec.exe

Loads dropped DLL 2 IoCs

pid	Process
2280	e05f47fdbb956b1308665592dfc689a41fc13f6cbb63042911a66ae99046efed.exe
2280	e05f47fdbb956b1308665592dfc689a41fc13f6cbb63042911a66ae99046efed.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\Parametr = "C:\\LabZW9\\optixsys.exe"	e05f47fdbb956b1308665592dfc689a41fc13f6cbb63042911a66ae99046efed.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\Parametr = "C:\\SysDrv0Z\\xoptiec.exe"	e05f47fdbb956b1308665592dfc689a41fc13f6cbb63042911a66ae99046efed.exe

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e05f47fdbb956b1308665592dfc689a41fc13f6cbb63042911a66ae99046efed.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	locxbod.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	xoptiec.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2280	e05f47fdbb956b1308665592dfc689a41fc13f6cbb63042911a66ae99046efed.exe
2280	e05f47fdbb956b1308665592dfc689a41fc13f6cbb63042911a66ae99046efed.exe
2740	locxbod.exe
2384	xoptiec.exe
2740	locxbod.exe
2384	xoptiec.exe
2740	locxbod.exe
2384	xoptiec.exe
2740	locxbod.exe
2384	xoptiec.exe
2740	locxbod.exe
2384	xoptiec.exe
2740	locxbod.exe
2384	xoptiec.exe
2740	locxbod.exe
2384	xoptiec.exe
2740	locxbod.exe
2384	xoptiec.exe
2740	locxbod.exe
2384	xoptiec.exe
2740	locxbod.exe
2384	xoptiec.exe
2740	locxbod.exe
2384	xoptiec.exe
2740	locxbod.exe
2384	xoptiec.exe
2740	locxbod.exe
2384	xoptiec.exe
2740	locxbod.exe
2384	xoptiec.exe
2740	locxbod.exe
2384	xoptiec.exe
2740	locxbod.exe
2384	xoptiec.exe
2740	locxbod.exe
2384	xoptiec.exe
2740	locxbod.exe
2384	xoptiec.exe
2740	locxbod.exe
2384	xoptiec.exe
2740	locxbod.exe
2384	xoptiec.exe
2740	locxbod.exe
2384	xoptiec.exe
2740	locxbod.exe
2384	xoptiec.exe
2740	locxbod.exe
2384	xoptiec.exe
2740	locxbod.exe
2384	xoptiec.exe
2740	locxbod.exe
2384	xoptiec.exe
2740	locxbod.exe
2384	xoptiec.exe
2740	locxbod.exe
2384	xoptiec.exe
2740	locxbod.exe
2384	xoptiec.exe
2740	locxbod.exe
2384	xoptiec.exe
2740	locxbod.exe
2384	xoptiec.exe
2740	locxbod.exe
2384	xoptiec.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2280 wrote to memory of 2740	2280	e05f47fdbb956b1308665592dfc689a41fc13f6cbb63042911a66ae99046efed.exe	30
PID 2280 wrote to memory of 2740	2280	e05f47fdbb956b1308665592dfc689a41fc13f6cbb63042911a66ae99046efed.exe	30
PID 2280 wrote to memory of 2740	2280	e05f47fdbb956b1308665592dfc689a41fc13f6cbb63042911a66ae99046efed.exe	30
PID 2280 wrote to memory of 2740	2280	e05f47fdbb956b1308665592dfc689a41fc13f6cbb63042911a66ae99046efed.exe	30
PID 2280 wrote to memory of 2384	2280	e05f47fdbb956b1308665592dfc689a41fc13f6cbb63042911a66ae99046efed.exe	31
PID 2280 wrote to memory of 2384	2280	e05f47fdbb956b1308665592dfc689a41fc13f6cbb63042911a66ae99046efed.exe	31
PID 2280 wrote to memory of 2384	2280	e05f47fdbb956b1308665592dfc689a41fc13f6cbb63042911a66ae99046efed.exe	31
PID 2280 wrote to memory of 2384	2280	e05f47fdbb956b1308665592dfc689a41fc13f6cbb63042911a66ae99046efed.exe	31

C:\Users\Admin\AppData\Local\Temp\e05f47fdbb956b1308665592dfc689a41fc13f6cbb63042911a66ae99046efed.exe
"C:\Users\Admin\AppData\Local\Temp\e05f47fdbb956b1308665592dfc689a41fc13f6cbb63042911a66ae99046efed.exe"
1⤵
- Drops startup file
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2280
- C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\locxbod.exe
  "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\locxbod.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2740
- C:\SysDrv0Z\xoptiec.exe
  C:\SysDrv0Z\xoptiec.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2384

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

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\LabZW9\optixsys.exe

Filesize
11KB

MD5
4b15a8dc60fb28ba194308947f8d0bdf

SHA1
addcf6f0cc5dc9577f5354dd3efdf91843caddb2

SHA256
eeda459c0f86c4f2c639edc7bc26cc6dc4f508b51063a31d85ac8a6f6e64b152

SHA512
35c0dcc269feb3a6378ec13dde959d0dbc121e4ec5236b5910536beee95f1128b58b5d7711ee4f05359371d8097a799e57a11fa6b9dbb26c543666dffd669e7e

Download Submit
C:\LabZW9\optixsys.exe

Filesize
14KB

MD5
eea4aa3d13cff294fb9de101050d3b95

SHA1
8be9253d0215e54c585f56eadb2280278a3ef3fa

SHA256
4bfbd1374923be20f98b58ddc780be3cd5a3714124580ccf4631700f056077a5

SHA512
8793ab23bc508ea67a7d382f851f692b10c6141d6a08aea34676af615c93c597ab6a7bab354d52cfa7c84c568a31eee4521a37ed280aa9a5c1a200be1d176b44

Download Submit
C:\SysDrv0Z\xoptiec.exe

Filesize
2.4MB

MD5
5a32b10707ec758b22876b4cd2bed66c

SHA1
45d2fb64d977523d3ab76dbef9319d39a3caa135

SHA256
16590c90280464c6123c5b443311b7009ad1b5057d1823e698857bbe83d22000

SHA512
827b528fbe7ea2d5df114f565b9799e65bc3111a0d79e8f107a9bd4230f4c40b757c3b94c1256f693ab6609217e1479e18bfc8ca9f3e632585c49915bdff0ad4

Download Submit
C:\Users\Admin\253086396416_6.1_Admin.ini

Filesize
170B

MD5
08b3c81b238487bf632b2b27581454d7

SHA1
86cfb288312db5f805db349111cc6b9b8f613773

SHA256
9a91f94c37cbf60595c7c3636130688c35a1b33408a603d24a646253a8ad936e

SHA512
526444076bee1f15db0694e210d88723b982541ff32a983f36da95e1ab91fff76fdb081623d886c16296c2de1f669c4145a0d0206a505fcb9ba8d5186fdcab9e

Download Submit
C:\Users\Admin\253086396416_6.1_Admin.ini

Filesize
202B

MD5
91a33ffe338b7c95130044154644487d

SHA1
ec6c6d3c76db333fdd10c749e739634af0a8cfcb

SHA256
8efd50e65c36eab00af8d69d9248011ff7e5a59f9fe0baee8d8a06a371b27bc5

SHA512
b5395f27fa3f4ddec6d6bb499cc97e091b1743e8682b270ff57de6c41cc8a0c56b352cb9d4c19f5356e05242444796fe340925cb636cc4db6e2a0946a952d5bc

Download Submit
\SysDrv0Z\xoptiec.exe

Filesize
2.6MB

MD5
abc62caa627a4b0d7ff3dec0533bd3a4

SHA1
961eb36e296b3206c9ebde781eadfc431008a697

SHA256
32703a8410cb3d9c392e46fdf0bff8871edfed5dd331b09d38be13e4bd9d24af

SHA512
5a2bca8efec5170bb0b359ed884e6a53465042c197699eeeddcfa3fe4d92dbf99afd5a70db222a2e3f0519a9ad3a54977fedf6b830582f8c06ded794d72e2547

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\locxbod.exe

Filesize
2.6MB

MD5
94ae1d14933683e03a4984e45d407670

SHA1
3aff2a61bf100bdeec5c465ef1314463921ddec4

SHA256
cc16222bd6eeaa252b2205d6ce051753cd0b014efee693f874bb4ba5d4298860

SHA512
bc9b28659b2d8ad3c53cd0007b52e7a8e181f24881bd827fa3ca26c1cfb1264a30cd8ff28921d3e608d4ebf18457600a8cdc570d95027ce6e0b72e6e30f75932

Download Submit