db4d63069f8ba1604f971997cff723b7ed36153cd6b29d04ea0fc341236d9b26

Analysis

max time kernel
295s
max time network
306s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
22-07-2024 05:14

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General

Target

db4d63069f8ba1604f971997cff723b7ed36153cd6b29d04ea0fc341236d9b26.exe
Size

2.2MB
MD5

ffe6422dff4cbe7efdbd7ac4983504d4
SHA1

b67e47c4469476baa69803a3183f2c5a821ad5b1
SHA256

db4d63069f8ba1604f971997cff723b7ed36153cd6b29d04ea0fc341236d9b26
SHA512

626e085ef91b16ba1d2c7211de287854b4a7e85282ccc5a863aa3603f5249ad6dcd2ae2127142268341a5cc28d91ba4f6b9bab3bef268f35e3e683ee929bf499
SSDEEP

49152:z79Bu1YpCIlTKgirv6NruEf9MpehiCcOIo8R+jl3W:zpBu2flTXmpehGOV8cjRW

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 8 IoCs

Processes:

urhkr.exeurhkr.exeurhkr.exeurhkr.exeurhkr.exeurhkr.exeurhkr.exeurhkr.exe

pid process

808 urhkr.exe
2224 urhkr.exe
2848 urhkr.exe
1856 urhkr.exe
1680 urhkr.exe
3268 urhkr.exe
3440 urhkr.exe
2520 urhkr.exe

pid	process
808	urhkr.exe
2224	urhkr.exe
2848	urhkr.exe
1856	urhkr.exe
1680	urhkr.exe
3268	urhkr.exe
3440	urhkr.exe
2520	urhkr.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

db4d63069f8ba1604f971997cff723b7ed36153cd6b29d04ea0fc341236d9b26.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\Windows\CurrentVersion\Run\Hypdhoszwhs = "C:\\Users\\Admin\\AppData\\Roaming\\Hypdhoszwhs.exe"	db4d63069f8ba1604f971997cff723b7ed36153cd6b29d04ea0fc341236d9b26.exe

Suspicious use of SetThreadContext 5 IoCs

Processes:

db4d63069f8ba1604f971997cff723b7ed36153cd6b29d04ea0fc341236d9b26.exeurhkr.exeurhkr.exeurhkr.exeurhkr.exe

description	pid	process	target process
PID 2348 set thread context of 1788	2348	db4d63069f8ba1604f971997cff723b7ed36153cd6b29d04ea0fc341236d9b26.exe	db4d63069f8ba1604f971997cff723b7ed36153cd6b29d04ea0fc341236d9b26.exe
PID 808 set thread context of 2224	808	urhkr.exe	urhkr.exe
PID 2848 set thread context of 1856	2848	urhkr.exe	urhkr.exe
PID 1680 set thread context of 3268	1680	urhkr.exe	urhkr.exe
PID 3440 set thread context of 2520	3440	urhkr.exe	urhkr.exe

Drops file in Windows directory 1 IoCs

Processes:

db4d63069f8ba1604f971997cff723b7ed36153cd6b29d04ea0fc341236d9b26.exe

description ioc process

File created C:\Windows\Tasks\Test Task17.job db4d63069f8ba1604f971997cff723b7ed36153cd6b29d04ea0fc341236d9b26.exe

description	ioc	process
File created	C:\Windows\Tasks\Test Task17.job	db4d63069f8ba1604f971997cff723b7ed36153cd6b29d04ea0fc341236d9b26.exe

Suspicious use of AdjustPrivilegeToken 10 IoCs

Processes:

db4d63069f8ba1604f971997cff723b7ed36153cd6b29d04ea0fc341236d9b26.exeurhkr.exeurhkr.exeurhkr.exeurhkr.exe

description	pid	process
Token: SeDebugPrivilege	2348	db4d63069f8ba1604f971997cff723b7ed36153cd6b29d04ea0fc341236d9b26.exe
Token: SeDebugPrivilege	2348	db4d63069f8ba1604f971997cff723b7ed36153cd6b29d04ea0fc341236d9b26.exe
Token: SeDebugPrivilege	808	urhkr.exe
Token: SeDebugPrivilege	808	urhkr.exe
Token: SeDebugPrivilege	2848	urhkr.exe
Token: SeDebugPrivilege	2848	urhkr.exe
Token: SeDebugPrivilege	1680	urhkr.exe
Token: SeDebugPrivilege	1680	urhkr.exe
Token: SeDebugPrivilege	3440	urhkr.exe
Token: SeDebugPrivilege	3440	urhkr.exe

Suspicious use of WriteProcessMemory 61 IoCs

Processes:

db4d63069f8ba1604f971997cff723b7ed36153cd6b29d04ea0fc341236d9b26.exetaskeng.exeurhkr.exeurhkr.exeurhkr.exeurhkr.exe

description	pid	process	target process
PID 2348 wrote to memory of 1788	2348	db4d63069f8ba1604f971997cff723b7ed36153cd6b29d04ea0fc341236d9b26.exe	db4d63069f8ba1604f971997cff723b7ed36153cd6b29d04ea0fc341236d9b26.exe
PID 2348 wrote to memory of 1788	2348	db4d63069f8ba1604f971997cff723b7ed36153cd6b29d04ea0fc341236d9b26.exe	db4d63069f8ba1604f971997cff723b7ed36153cd6b29d04ea0fc341236d9b26.exe
PID 2348 wrote to memory of 1788	2348	db4d63069f8ba1604f971997cff723b7ed36153cd6b29d04ea0fc341236d9b26.exe	db4d63069f8ba1604f971997cff723b7ed36153cd6b29d04ea0fc341236d9b26.exe
PID 2348 wrote to memory of 1788	2348	db4d63069f8ba1604f971997cff723b7ed36153cd6b29d04ea0fc341236d9b26.exe	db4d63069f8ba1604f971997cff723b7ed36153cd6b29d04ea0fc341236d9b26.exe
PID 2348 wrote to memory of 1788	2348	db4d63069f8ba1604f971997cff723b7ed36153cd6b29d04ea0fc341236d9b26.exe	db4d63069f8ba1604f971997cff723b7ed36153cd6b29d04ea0fc341236d9b26.exe
PID 2348 wrote to memory of 1788	2348	db4d63069f8ba1604f971997cff723b7ed36153cd6b29d04ea0fc341236d9b26.exe	db4d63069f8ba1604f971997cff723b7ed36153cd6b29d04ea0fc341236d9b26.exe
PID 2348 wrote to memory of 1788	2348	db4d63069f8ba1604f971997cff723b7ed36153cd6b29d04ea0fc341236d9b26.exe	db4d63069f8ba1604f971997cff723b7ed36153cd6b29d04ea0fc341236d9b26.exe
PID 2348 wrote to memory of 1788	2348	db4d63069f8ba1604f971997cff723b7ed36153cd6b29d04ea0fc341236d9b26.exe	db4d63069f8ba1604f971997cff723b7ed36153cd6b29d04ea0fc341236d9b26.exe
PID 2348 wrote to memory of 1788	2348	db4d63069f8ba1604f971997cff723b7ed36153cd6b29d04ea0fc341236d9b26.exe	db4d63069f8ba1604f971997cff723b7ed36153cd6b29d04ea0fc341236d9b26.exe
PID 912 wrote to memory of 808	912	taskeng.exe	urhkr.exe
PID 912 wrote to memory of 808	912	taskeng.exe	urhkr.exe
PID 912 wrote to memory of 808	912	taskeng.exe	urhkr.exe
PID 912 wrote to memory of 808	912	taskeng.exe	urhkr.exe
PID 808 wrote to memory of 2224	808	urhkr.exe	urhkr.exe
PID 808 wrote to memory of 2224	808	urhkr.exe	urhkr.exe
PID 808 wrote to memory of 2224	808	urhkr.exe	urhkr.exe
PID 808 wrote to memory of 2224	808	urhkr.exe	urhkr.exe
PID 808 wrote to memory of 2224	808	urhkr.exe	urhkr.exe
PID 808 wrote to memory of 2224	808	urhkr.exe	urhkr.exe
PID 808 wrote to memory of 2224	808	urhkr.exe	urhkr.exe
PID 808 wrote to memory of 2224	808	urhkr.exe	urhkr.exe
PID 808 wrote to memory of 2224	808	urhkr.exe	urhkr.exe
PID 912 wrote to memory of 2848	912	taskeng.exe	urhkr.exe
PID 912 wrote to memory of 2848	912	taskeng.exe	urhkr.exe
PID 912 wrote to memory of 2848	912	taskeng.exe	urhkr.exe
PID 912 wrote to memory of 2848	912	taskeng.exe	urhkr.exe
PID 2848 wrote to memory of 1856	2848	urhkr.exe	urhkr.exe
PID 2848 wrote to memory of 1856	2848	urhkr.exe	urhkr.exe
PID 2848 wrote to memory of 1856	2848	urhkr.exe	urhkr.exe
PID 2848 wrote to memory of 1856	2848	urhkr.exe	urhkr.exe
PID 2848 wrote to memory of 1856	2848	urhkr.exe	urhkr.exe
PID 2848 wrote to memory of 1856	2848	urhkr.exe	urhkr.exe
PID 2848 wrote to memory of 1856	2848	urhkr.exe	urhkr.exe
PID 2848 wrote to memory of 1856	2848	urhkr.exe	urhkr.exe
PID 2848 wrote to memory of 1856	2848	urhkr.exe	urhkr.exe
PID 912 wrote to memory of 1680	912	taskeng.exe	urhkr.exe
PID 912 wrote to memory of 1680	912	taskeng.exe	urhkr.exe
PID 912 wrote to memory of 1680	912	taskeng.exe	urhkr.exe
PID 912 wrote to memory of 1680	912	taskeng.exe	urhkr.exe
PID 1680 wrote to memory of 3268	1680	urhkr.exe	urhkr.exe
PID 1680 wrote to memory of 3268	1680	urhkr.exe	urhkr.exe
PID 1680 wrote to memory of 3268	1680	urhkr.exe	urhkr.exe
PID 1680 wrote to memory of 3268	1680	urhkr.exe	urhkr.exe
PID 1680 wrote to memory of 3268	1680	urhkr.exe	urhkr.exe
PID 1680 wrote to memory of 3268	1680	urhkr.exe	urhkr.exe
PID 1680 wrote to memory of 3268	1680	urhkr.exe	urhkr.exe
PID 1680 wrote to memory of 3268	1680	urhkr.exe	urhkr.exe
PID 1680 wrote to memory of 3268	1680	urhkr.exe	urhkr.exe
PID 912 wrote to memory of 3440	912	taskeng.exe	urhkr.exe
PID 912 wrote to memory of 3440	912	taskeng.exe	urhkr.exe
PID 912 wrote to memory of 3440	912	taskeng.exe	urhkr.exe
PID 912 wrote to memory of 3440	912	taskeng.exe	urhkr.exe
PID 3440 wrote to memory of 2520	3440	urhkr.exe	urhkr.exe
PID 3440 wrote to memory of 2520	3440	urhkr.exe	urhkr.exe
PID 3440 wrote to memory of 2520	3440	urhkr.exe	urhkr.exe
PID 3440 wrote to memory of 2520	3440	urhkr.exe	urhkr.exe
PID 3440 wrote to memory of 2520	3440	urhkr.exe	urhkr.exe
PID 3440 wrote to memory of 2520	3440	urhkr.exe	urhkr.exe
PID 3440 wrote to memory of 2520	3440	urhkr.exe	urhkr.exe
PID 3440 wrote to memory of 2520	3440	urhkr.exe	urhkr.exe
PID 3440 wrote to memory of 2520	3440	urhkr.exe	urhkr.exe

C:\Users\Admin\AppData\Local\Temp\db4d63069f8ba1604f971997cff723b7ed36153cd6b29d04ea0fc341236d9b26.exe
"C:\Users\Admin\AppData\Local\Temp\db4d63069f8ba1604f971997cff723b7ed36153cd6b29d04ea0fc341236d9b26.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2348

C:\Users\Admin\AppData\Local\Temp\db4d63069f8ba1604f971997cff723b7ed36153cd6b29d04ea0fc341236d9b26.exe
"C:\Users\Admin\AppData\Local\Temp\db4d63069f8ba1604f971997cff723b7ed36153cd6b29d04ea0fc341236d9b26.exe"
2⤵
- Drops file in Windows directory
PID:1788

C:\Windows\system32\taskeng.exe
taskeng.exe {2567EF8D-0EBB-45EE-9500-7B7BC0684EA8} S-1-5-21-2958949473-3205530200-1453100116-1000:WHMFPZKA\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:912

C:\ProgramData\bireu\urhkr.exe
C:\ProgramData\bireu\urhkr.exe
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:808

C:\ProgramData\bireu\urhkr.exe
"C:\ProgramData\bireu\urhkr.exe"
3⤵
- Executes dropped EXE
PID:2224

C:\ProgramData\bireu\urhkr.exe
C:\ProgramData\bireu\urhkr.exe
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2848

C:\ProgramData\bireu\urhkr.exe
"C:\ProgramData\bireu\urhkr.exe"
3⤵
- Executes dropped EXE
PID:1856

C:\ProgramData\bireu\urhkr.exe
C:\ProgramData\bireu\urhkr.exe
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1680

C:\ProgramData\bireu\urhkr.exe
"C:\ProgramData\bireu\urhkr.exe"
3⤵
- Executes dropped EXE
PID:3268

C:\ProgramData\bireu\urhkr.exe
C:\ProgramData\bireu\urhkr.exe
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3440

C:\ProgramData\bireu\urhkr.exe
"C:\ProgramData\bireu\urhkr.exe"
3⤵
- Executes dropped EXE
PID:2520

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:\ProgramData\bireu\urhkr.exe

Filesize
2.2MB

MD5
ffe6422dff4cbe7efdbd7ac4983504d4

SHA1
b67e47c4469476baa69803a3183f2c5a821ad5b1

SHA256
db4d63069f8ba1604f971997cff723b7ed36153cd6b29d04ea0fc341236d9b26

SHA512
626e085ef91b16ba1d2c7211de287854b4a7e85282ccc5a863aa3603f5249ad6dcd2ae2127142268341a5cc28d91ba4f6b9bab3bef268f35e3e683ee929bf499

Download Submit
C:\Windows\Tasks\Test Task17.job

Filesize
216B

MD5
da50e0cfc315105abc81bf589c2d6c4b

SHA1
2a99603ce8e2de4f49804d6b00138ea9a43ffb78

SHA256
426962ce0c5924a9a1e1186a2a65f8fa3401ed48e8db7d7c52dc61d41adc3577

SHA512
e375067ce52bee1b891132d2a6964570ba78e850c79bb109ab9481f26d9d7e24401df1cab37e733fb503093500352ea4a68aef3b6336c5fac1dd8a6e4e344d14

Download Submit
memory/808-4890-0x00000000011C0000-0x00000000013F0000-memory.dmp

Filesize
2.2MB

Download
memory/808-4889-0x00000000731BE000-0x00000000731BF000-memory.dmp

Filesize
4KB

Download
memory/808-9754-0x00000000731BE000-0x00000000731BF000-memory.dmp

Filesize
4KB

Download
memory/1788-4883-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/2348-45-0x00000000052A0000-0x00000000054B5000-memory.dmp

Filesize
2.1MB

Download
memory/2348-33-0x00000000052A0000-0x00000000054B5000-memory.dmp

Filesize
2.1MB

Download
memory/2348-3-0x00000000052A0000-0x00000000054BC000-memory.dmp

Filesize
2.1MB

Download
memory/2348-13-0x00000000052A0000-0x00000000054B5000-memory.dmp

Filesize
2.1MB

Download
memory/2348-23-0x00000000052A0000-0x00000000054B5000-memory.dmp

Filesize
2.1MB

Download
memory/2348-31-0x00000000052A0000-0x00000000054B5000-memory.dmp

Filesize
2.1MB

Download
memory/2348-39-0x00000000052A0000-0x00000000054B5000-memory.dmp

Filesize
2.1MB

Download
memory/2348-47-0x00000000052A0000-0x00000000054B5000-memory.dmp

Filesize
2.1MB

Download
memory/2348-55-0x00000000052A0000-0x00000000054B5000-memory.dmp

Filesize
2.1MB

Download
memory/2348-59-0x00000000052A0000-0x00000000054B5000-memory.dmp

Filesize
2.1MB

Download
memory/2348-67-0x00000000052A0000-0x00000000054B5000-memory.dmp

Filesize
2.1MB

Download
memory/2348-65-0x00000000052A0000-0x00000000054B5000-memory.dmp

Filesize
2.1MB

Download
memory/2348-63-0x00000000052A0000-0x00000000054B5000-memory.dmp

Filesize
2.1MB

Download
memory/2348-61-0x00000000052A0000-0x00000000054B5000-memory.dmp

Filesize
2.1MB

Download
memory/2348-57-0x00000000052A0000-0x00000000054B5000-memory.dmp

Filesize
2.1MB

Download
memory/2348-53-0x00000000052A0000-0x00000000054B5000-memory.dmp

Filesize
2.1MB

Download
memory/2348-51-0x00000000052A0000-0x00000000054B5000-memory.dmp

Filesize
2.1MB

Download
memory/2348-49-0x00000000052A0000-0x00000000054B5000-memory.dmp

Filesize
2.1MB

Download
memory/2348-1-0x00000000008E0000-0x0000000000B10000-memory.dmp

Filesize
2.2MB

Download
memory/2348-43-0x00000000052A0000-0x00000000054B5000-memory.dmp

Filesize
2.1MB

Download
memory/2348-41-0x00000000052A0000-0x00000000054B5000-memory.dmp

Filesize
2.1MB

Download
memory/2348-37-0x00000000052A0000-0x00000000054B5000-memory.dmp

Filesize
2.1MB

Download
memory/2348-35-0x00000000052A0000-0x00000000054B5000-memory.dmp

Filesize
2.1MB

Download
memory/2348-2-0x0000000074160000-0x000000007484E000-memory.dmp

Filesize
6.9MB

Download
memory/2348-29-0x00000000052A0000-0x00000000054B5000-memory.dmp

Filesize
2.1MB

Download
memory/2348-27-0x00000000052A0000-0x00000000054B5000-memory.dmp

Filesize
2.1MB

Download
memory/2348-25-0x00000000052A0000-0x00000000054B5000-memory.dmp

Filesize
2.1MB

Download
memory/2348-21-0x00000000052A0000-0x00000000054B5000-memory.dmp

Filesize
2.1MB

Download
memory/2348-19-0x00000000052A0000-0x00000000054B5000-memory.dmp

Filesize
2.1MB

Download
memory/2348-17-0x00000000052A0000-0x00000000054B5000-memory.dmp

Filesize
2.1MB

Download
memory/2348-15-0x00000000052A0000-0x00000000054B5000-memory.dmp

Filesize
2.1MB

Download
memory/2348-9-0x00000000052A0000-0x00000000054B5000-memory.dmp

Filesize
2.1MB

Download
memory/2348-11-0x00000000052A0000-0x00000000054B5000-memory.dmp

Filesize
2.1MB

Download
memory/2348-7-0x00000000052A0000-0x00000000054B5000-memory.dmp

Filesize
2.1MB

Download
memory/2348-5-0x00000000052A0000-0x00000000054B5000-memory.dmp

Filesize
2.1MB

Download
memory/2348-4-0x00000000052A0000-0x00000000054B5000-memory.dmp

Filesize
2.1MB

Download
memory/2348-4866-0x0000000074160000-0x000000007484E000-memory.dmp

Filesize
6.9MB

Download
memory/2348-4868-0x0000000004BE0000-0x0000000004C2C000-memory.dmp

Filesize
304KB

Download
memory/2348-0-0x000000007416E000-0x000000007416F000-memory.dmp

Filesize
4KB

Download
memory/2348-4867-0x0000000004B80000-0x0000000004BDA000-memory.dmp

Filesize
360KB

Download
memory/2348-4869-0x000000007416E000-0x000000007416F000-memory.dmp

Filesize
4KB

Download
memory/2348-4870-0x0000000074160000-0x000000007484E000-memory.dmp

Filesize
6.9MB

Download
memory/2348-4871-0x0000000000420000-0x0000000000474000-memory.dmp

Filesize
336KB

Download
memory/2348-4886-0x0000000074160000-0x000000007484E000-memory.dmp

Filesize
6.9MB

Download
memory/2848-9771-0x00000000011C0000-0x00000000013F0000-memory.dmp

Filesize
2.2MB

Download