8a54b37b52b2157d9b4db54ee42eb1c16c1bfcbe13ad4e1324d5dd8a4b602c53

Analysis

max time kernel
149s
max time network
99s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
05-08-2024 23:49

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General

Target

8a54b37b52b2157d9b4db54ee42eb1c16c1bfcbe13ad4e1324d5dd8a4b602c53.exe
Size

3.2MB
MD5

b2aa23a9d63c0e21ca40ee9319acd429
SHA1

e27c188fb31b18e217b3bdedc294cb90eec39c62
SHA256

8a54b37b52b2157d9b4db54ee42eb1c16c1bfcbe13ad4e1324d5dd8a4b602c53
SHA512

8271d9d5899a015b08c2d887cce8fd7a15a1f494ea2b55d345982bb1be5f64c229e3fb098889abfb431466ab93a7d5ac5d01c087efac61080b22dd48da3150fb
SSDEEP

49152:sxX7665YxRVplZzSKntlGIiT+HvRdpcAHSjpjK3LBaB/bSqz8b6LNXJqI20t:sxX7QnxrloE5dpUplbVz8eLFcz

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\sysdevbod.exe	8a54b37b52b2157d9b4db54ee42eb1c16c1bfcbe13ad4e1324d5dd8a4b602c53.exe

Executes dropped EXE 2 IoCs

pid	Process
3044	sysdevbod.exe
1944	devdobloc.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-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\Parametr = "C:\\MintXL\\dobdevloc.exe"	8a54b37b52b2157d9b4db54ee42eb1c16c1bfcbe13ad4e1324d5dd8a4b602c53.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Parametr = "C:\\SysDrvZ9\\devdobloc.exe"	8a54b37b52b2157d9b4db54ee42eb1c16c1bfcbe13ad4e1324d5dd8a4b602c53.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	8a54b37b52b2157d9b4db54ee42eb1c16c1bfcbe13ad4e1324d5dd8a4b602c53.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sysdevbod.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	devdobloc.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2044	8a54b37b52b2157d9b4db54ee42eb1c16c1bfcbe13ad4e1324d5dd8a4b602c53.exe
2044	8a54b37b52b2157d9b4db54ee42eb1c16c1bfcbe13ad4e1324d5dd8a4b602c53.exe
2044	8a54b37b52b2157d9b4db54ee42eb1c16c1bfcbe13ad4e1324d5dd8a4b602c53.exe
2044	8a54b37b52b2157d9b4db54ee42eb1c16c1bfcbe13ad4e1324d5dd8a4b602c53.exe
3044	sysdevbod.exe
3044	sysdevbod.exe
1944	devdobloc.exe
1944	devdobloc.exe
3044	sysdevbod.exe
3044	sysdevbod.exe
1944	devdobloc.exe
1944	devdobloc.exe
3044	sysdevbod.exe
3044	sysdevbod.exe
1944	devdobloc.exe
1944	devdobloc.exe
3044	sysdevbod.exe
3044	sysdevbod.exe
1944	devdobloc.exe
1944	devdobloc.exe
3044	sysdevbod.exe
3044	sysdevbod.exe
1944	devdobloc.exe
1944	devdobloc.exe
3044	sysdevbod.exe
3044	sysdevbod.exe
1944	devdobloc.exe
1944	devdobloc.exe
3044	sysdevbod.exe
3044	sysdevbod.exe
1944	devdobloc.exe
1944	devdobloc.exe
3044	sysdevbod.exe
3044	sysdevbod.exe
1944	devdobloc.exe
1944	devdobloc.exe
3044	sysdevbod.exe
3044	sysdevbod.exe
1944	devdobloc.exe
1944	devdobloc.exe
3044	sysdevbod.exe
3044	sysdevbod.exe
1944	devdobloc.exe
1944	devdobloc.exe
3044	sysdevbod.exe
3044	sysdevbod.exe
1944	devdobloc.exe
1944	devdobloc.exe
3044	sysdevbod.exe
3044	sysdevbod.exe
1944	devdobloc.exe
1944	devdobloc.exe
3044	sysdevbod.exe
3044	sysdevbod.exe
1944	devdobloc.exe
1944	devdobloc.exe
3044	sysdevbod.exe
3044	sysdevbod.exe
1944	devdobloc.exe
1944	devdobloc.exe
3044	sysdevbod.exe
3044	sysdevbod.exe
1944	devdobloc.exe
1944	devdobloc.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2044 wrote to memory of 3044	2044	8a54b37b52b2157d9b4db54ee42eb1c16c1bfcbe13ad4e1324d5dd8a4b602c53.exe	86
PID 2044 wrote to memory of 3044	2044	8a54b37b52b2157d9b4db54ee42eb1c16c1bfcbe13ad4e1324d5dd8a4b602c53.exe	86
PID 2044 wrote to memory of 3044	2044	8a54b37b52b2157d9b4db54ee42eb1c16c1bfcbe13ad4e1324d5dd8a4b602c53.exe	86
PID 2044 wrote to memory of 1944	2044	8a54b37b52b2157d9b4db54ee42eb1c16c1bfcbe13ad4e1324d5dd8a4b602c53.exe	87
PID 2044 wrote to memory of 1944	2044	8a54b37b52b2157d9b4db54ee42eb1c16c1bfcbe13ad4e1324d5dd8a4b602c53.exe	87
PID 2044 wrote to memory of 1944	2044	8a54b37b52b2157d9b4db54ee42eb1c16c1bfcbe13ad4e1324d5dd8a4b602c53.exe	87

C:\Users\Admin\AppData\Local\Temp\8a54b37b52b2157d9b4db54ee42eb1c16c1bfcbe13ad4e1324d5dd8a4b602c53.exe
"C:\Users\Admin\AppData\Local\Temp\8a54b37b52b2157d9b4db54ee42eb1c16c1bfcbe13ad4e1324d5dd8a4b602c53.exe"
1⤵
- Drops startup file
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2044
- C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\sysdevbod.exe
  "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\sysdevbod.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:3044
- C:\SysDrvZ9\devdobloc.exe
  C:\SysDrvZ9\devdobloc.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:1944

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:\MintXL\dobdevloc.exe

Filesize
2.1MB

MD5
89a3679a3becd5dc3cce162ccb01f02c

SHA1
1a63700ad8dd3c481d3707a14672467e1a6293f5

SHA256
fce1941452b63af48cea2b4a8b97c65e29a9dbce1d0f028fa90fe8c87cbc8b55

SHA512
85e1d3706af2b077755c8e288eaa0bff46adc84a1839c3684ac42946a210fa59650944ba87fd3993f2db87d4368bec172fb6dc7847295fc8520b26b32b961127

Download Submit
C:\MintXL\dobdevloc.exe

Filesize
3.2MB

MD5
4f4dc8b92c41ad1de36a9ad62a961ac0

SHA1
c666cb7051f7a85622824376ade24840dc6b3174

SHA256
1ad7aba0474cb7ec8a400f6848efca188a4dadcd769fe7858432705711d0057a

SHA512
aaf0addf28f3dc0d6df8598ca6cce1c017bd149e7631e3cf43f51211d096fc9a33fc7d4e0796ee92f38af06a36aa37a9cbf670734e962afb3272ce95c989cef5

Download Submit
C:\SysDrvZ9\devdobloc.exe

Filesize
3.2MB

MD5
238db7df09efd53b0e3f11e0ebb16eb9

SHA1
775f7c29a00922bc170e3c7f444e36a5e4f75ffe

SHA256
1981c776c5b2ec37871ba7d52d2ea4252d21acc2c16fe312dd3488828743b1ad

SHA512
198802ab83e16dcf809ecfb32664b6a79b7ee1cb168ef6f2cf2dc766fc8bc39516bdac83d2bd5244d00e2058ecbf415d530a1ba638553b81bf5d97ceb92bf294

Download Submit
C:\Users\Admin\253086396416_10.0_Admin.ini

Filesize
207B

MD5
c8d522c77f5ddef15b8f2db4a0d8423b

SHA1
e4a85cb23a6fbb77d4f758a2603e61ebf9cbbd6f

SHA256
ec0ce132a83cdaf3c19836af63c1b5553374d19d4f5b066552cf16962b39523d

SHA512
efc37cf4685b40a7c3c60b88fd448ad2a915997afb8fcc35167e90aa3aa447f0acf6e43fe135f1eed6203d2d865812d979bfd2867bf6a3cbec8b198a8d9fda17

Download Submit
C:\Users\Admin\253086396416_10.0_Admin.ini

Filesize
175B

MD5
854c232a225269e045136916e2759f2a

SHA1
564348ad6adce6180bda0ec75a03a87556a3cd6f

SHA256
f6d944c370540b226e5881c645fb3bb8426f423859a6fa3599a4c374890a3e4d

SHA512
fc280dfb61ef4cdb6c7250bc52d3554656ff4c2b8bb8a26218eed7591ba91dfd372a0c63dd6321b22a7cf466002478c7ffc18acc426595ad6c45eddb10d28076

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\sysdevbod.exe

Filesize
3.2MB

MD5
3f9a8f8676053aa60c470b8a68e40c17

SHA1
8f836c028d8584cfa81fd1f13f9260565a1dd6e2

SHA256
909f18bceccf66c58395d05b96d94aca5489ccdfc51225f95ef2d55ffa2aa1f0

SHA512
e1c84c99f7073f8921c52bcbe1b2b8d35d36ee1824e5c1a712a698bad44abf7fc837b8103b2639f1d627f185fb0db38b642e6a6d6e78e715e8449094dbcfec97

Download Submit