a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834

Analysis

max time kernel
133s
max time network
45s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
05-12-2022 05:46

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General

Target

a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
Size

420KB
MD5

71ac5addc013828b91359648f0133f51
SHA1

0a563f6be753362b770b2eacb375f1541d3df4a3
SHA256

a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834
SHA512

230c7a9dd1de077de076b26416f18b58ebbebb70328ef5e30796a99abec0e972079fbf9cf7d18e1e6f7b86bf352f810bac881cc5a7c9e52cc143aebe43b01645
SSDEEP

6144:k+gEEY+LJHi8zKRKfdlO4s4jF9GZpMtGOkq84BVMZ:kaEYOJHi0KRKw4jFAZdhq84BVM

Score

10^/10

bootkit evasion persistence

Malware Config

Signatures

Modifies firewall policy service 2 TTPs 2 IoCs

evasion

Modify Registry

T1112

Modify Existing Service

T1031

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Local\Temp\a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe:*:Enabled:@xpsp2res.dll,-22019"	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1067

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 892 set thread context of 9324	892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe	28
PID 9324 set thread context of 10188	9324	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe	29

Suspicious behavior: EnumeratesProcesses 46 IoCs

pid	Process
892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
9324	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
9324	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
9324	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
9324	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
9324	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
9324	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
9324	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
9324	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
9324	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
9324	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 892 wrote to memory of 9324	892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe	28
PID 892 wrote to memory of 9324	892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe	28
PID 892 wrote to memory of 9324	892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe	28
PID 892 wrote to memory of 9324	892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe	28
PID 892 wrote to memory of 9324	892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe	28
PID 892 wrote to memory of 9324	892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe	28
PID 892 wrote to memory of 9324	892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe	28
PID 892 wrote to memory of 9324	892	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe	28
PID 9324 wrote to memory of 10188	9324	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe	29
PID 9324 wrote to memory of 10188	9324	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe	29
PID 9324 wrote to memory of 10188	9324	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe	29
PID 9324 wrote to memory of 10188	9324	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe	29
PID 9324 wrote to memory of 10188	9324	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe	29
PID 9324 wrote to memory of 10188	9324	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe	29
PID 9324 wrote to memory of 10188	9324	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe	29
PID 9324 wrote to memory of 10188	9324	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe	29
PID 9324 wrote to memory of 10188	9324	a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe	29

C:\Users\Admin\AppData\Local\Temp\a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
"C:\Users\Admin\AppData\Local\Temp\a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:892
- C:\Users\Admin\AppData\Local\Temp\a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
  C:\Users\Admin\AppData\Local\Temp\a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
  2⤵
  - Modifies firewall policy service
  - Writes to the Master Boot Record (MBR)
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:9324
- - C:\Users\Admin\AppData\Local\Temp\a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe
    C:\Users\Admin\AppData\Local\Temp\a2fdb15acbdd8c3c7489173437839d15a364a30026cfdb1f2c75a92e782f0834.exe -f
    3⤵
    PID:10188

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Bootkit

T1067

Modify Existing Service

T1031

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/9324-85-0x0000000002610000-0x00000000026D9000-memory.dmp

Filesize
804KB

Download
memory/9324-95-0x00000000002A0000-0x000000000030B000-memory.dmp

Filesize
428KB

Download
memory/9324-59-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/9324-61-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/9324-62-0x00000000004013BC-mapping.dmp

Download
memory/9324-64-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/9324-65-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/9324-68-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/9324-69-0x0000000000240000-0x000000000025E000-memory.dmp

Filesize
120KB

Download
memory/9324-70-0x0000000000240000-0x000000000024E000-memory.dmp

Filesize
56KB

Download
memory/9324-71-0x0000000000240000-0x000000000024A000-memory.dmp

Filesize
40KB

Download
memory/9324-72-0x0000000000240000-0x0000000000249000-memory.dmp

Filesize
36KB

Download
memory/9324-73-0x0000000000240000-0x0000000000263000-memory.dmp

Filesize
140KB

Download
memory/9324-76-0x0000000000240000-0x0000000000259000-memory.dmp

Filesize
100KB

Download
memory/9324-83-0x0000000000240000-0x0000000000258000-memory.dmp

Filesize
96KB

Download
memory/9324-74-0x0000000000240000-0x000000000024E000-memory.dmp

Filesize
56KB

Download
memory/9324-81-0x0000000000240000-0x000000000024D000-memory.dmp

Filesize
52KB

Download
memory/9324-80-0x0000000000240000-0x0000000000242000-memory.dmp

Filesize
8KB

Download
memory/9324-79-0x0000000000240000-0x0000000000242000-memory.dmp

Filesize
8KB

Download
memory/9324-78-0x0000000000240000-0x0000000000249000-memory.dmp

Filesize
36KB

Download
memory/9324-77-0x0000000000240000-0x0000000000249000-memory.dmp

Filesize
36KB

Download
memory/9324-82-0x0000000000240000-0x0000000000255000-memory.dmp

Filesize
84KB

Download
memory/9324-75-0x0000000000240000-0x000000000024E000-memory.dmp

Filesize
56KB

Download
memory/9324-111-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/9324-93-0x0000000000240000-0x0000000000271000-memory.dmp

Filesize
196KB

Download
memory/9324-86-0x0000000000240000-0x000000000025E000-memory.dmp

Filesize
120KB

Download
memory/9324-87-0x0000000000240000-0x000000000025E000-memory.dmp

Filesize
120KB

Download
memory/9324-88-0x0000000000240000-0x000000000026D000-memory.dmp

Filesize
180KB

Download
memory/9324-89-0x0000000000240000-0x000000000028D000-memory.dmp

Filesize
308KB

Download
memory/9324-90-0x0000000000240000-0x0000000000264000-memory.dmp

Filesize
144KB

Download
memory/9324-91-0x0000000002610000-0x00000000026B6000-memory.dmp

Filesize
664KB

Download
memory/9324-92-0x0000000000240000-0x000000000024B000-memory.dmp

Filesize
44KB

Download
memory/9324-56-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/9324-94-0x0000000000240000-0x0000000000252000-memory.dmp

Filesize
72KB

Download
memory/9324-57-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/9324-96-0x0000000002610000-0x00000000026A9000-memory.dmp

Filesize
612KB

Download
memory/9324-97-0x0000000002610000-0x0000000002681000-memory.dmp

Filesize
452KB

Download
memory/9324-98-0x0000000000240000-0x0000000000248000-memory.dmp

Filesize
32KB

Download
memory/9324-99-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/9324-84-0x0000000000240000-0x0000000000258000-memory.dmp

Filesize
96KB

Download
memory/10188-103-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/10188-104-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/10188-100-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/10188-106-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/10188-107-0x000000000041916F-mapping.dmp

Download
memory/10188-109-0x0000000075521000-0x0000000075523000-memory.dmp

Filesize
8KB

Download
memory/10188-110-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/10188-101-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download