bd7138c4d364f4f2d22ad3185f8bfd8a87e5df231cbe306f595a54a128579c61

Analysis

max time kernel
25s
max time network
47s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
26/11/2022, 23:11

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General

Target

bd7138c4d364f4f2d22ad3185f8bfd8a87e5df231cbe306f595a54a128579c61.exe
Size

783KB
MD5

4a3273c5463d842d3ed1739dbc601c1a
SHA1

9c1238291c5d78279bcc0c29e4003d3a9d932ca9
SHA256

bd7138c4d364f4f2d22ad3185f8bfd8a87e5df231cbe306f595a54a128579c61
SHA512

41cd7259767cffbac1576809066a8330b40569198bbeeebc3706f2ec26e9b03d9c97e4de5026381af1a288a07368a7e3f75267bc849ce2f3deab11d6042f88a8
SSDEEP

12288:9NlLp1zdnY029Ve01uh1eWT8/0Ngani6aAKQZl3Mu65aSf8Pp43doJpYEUpObRD4:fdcVe01ubfe0Mz8r65643doJpXD4

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1616	Setup.exe

Loads dropped DLL 1 IoCs

pid	Process
1832	bd7138c4d364f4f2d22ad3185f8bfd8a87e5df231cbe306f595a54a128579c61.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 7 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main	Setup.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl	Setup.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_DISABLE_NAVIGATION_SOUNDS	Setup.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_DISABLE_NAVIGATION_SOUNDS\Setup.exe = "1"	Setup.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_LOCALMACHINE_LOCKDOWN	Setup.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_LOCALMACHINE_LOCKDOWN\Setup.exe = "0"	Setup.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_DISABLE_NAVIGATION_SOUNDS	Setup.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1832 wrote to memory of 1616	1832	bd7138c4d364f4f2d22ad3185f8bfd8a87e5df231cbe306f595a54a128579c61.exe	28
PID 1832 wrote to memory of 1616	1832	bd7138c4d364f4f2d22ad3185f8bfd8a87e5df231cbe306f595a54a128579c61.exe	28
PID 1832 wrote to memory of 1616	1832	bd7138c4d364f4f2d22ad3185f8bfd8a87e5df231cbe306f595a54a128579c61.exe	28
PID 1832 wrote to memory of 1616	1832	bd7138c4d364f4f2d22ad3185f8bfd8a87e5df231cbe306f595a54a128579c61.exe	28
PID 1832 wrote to memory of 1616	1832	bd7138c4d364f4f2d22ad3185f8bfd8a87e5df231cbe306f595a54a128579c61.exe	28
PID 1832 wrote to memory of 1616	1832	bd7138c4d364f4f2d22ad3185f8bfd8a87e5df231cbe306f595a54a128579c61.exe	28
PID 1832 wrote to memory of 1616	1832	bd7138c4d364f4f2d22ad3185f8bfd8a87e5df231cbe306f595a54a128579c61.exe	28

C:\Users\Admin\AppData\Local\Temp\bd7138c4d364f4f2d22ad3185f8bfd8a87e5df231cbe306f595a54a128579c61.exe
"C:\Users\Admin\AppData\Local\Temp\bd7138c4d364f4f2d22ad3185f8bfd8a87e5df231cbe306f595a54a128579c61.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1832
- C:\Users\Admin\AppData\Local\Temp\a2PdFdqbIW\xfI3WPWg\Setup.exe
  C:\Users\Admin\AppData\Local\Temp\a2PdFdqbIW\xfI3WPWg\Setup.exe --relaunch
  2⤵
  - Executes dropped EXE
  - Modifies Internet Explorer settings
  PID:1616

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\a2PdFdqbIW\xfI3WPWg\Setup.exe

Filesize
783KB

MD5
4a3273c5463d842d3ed1739dbc601c1a

SHA1
9c1238291c5d78279bcc0c29e4003d3a9d932ca9

SHA256
bd7138c4d364f4f2d22ad3185f8bfd8a87e5df231cbe306f595a54a128579c61

SHA512
41cd7259767cffbac1576809066a8330b40569198bbeeebc3706f2ec26e9b03d9c97e4de5026381af1a288a07368a7e3f75267bc849ce2f3deab11d6042f88a8

Download Submit
C:\Users\Admin\AppData\Local\Temp\a2PdFdqbIW\xfI3WPWg\Setup.exe

Filesize
783KB

MD5
4a3273c5463d842d3ed1739dbc601c1a

SHA1
9c1238291c5d78279bcc0c29e4003d3a9d932ca9

SHA256
bd7138c4d364f4f2d22ad3185f8bfd8a87e5df231cbe306f595a54a128579c61

SHA512
41cd7259767cffbac1576809066a8330b40569198bbeeebc3706f2ec26e9b03d9c97e4de5026381af1a288a07368a7e3f75267bc849ce2f3deab11d6042f88a8

Download Submit
\Users\Admin\AppData\Local\Temp\a2PdFdqbIW\xfI3WPWg\Setup.exe

Filesize
783KB

MD5
4a3273c5463d842d3ed1739dbc601c1a

SHA1
9c1238291c5d78279bcc0c29e4003d3a9d932ca9

SHA256
bd7138c4d364f4f2d22ad3185f8bfd8a87e5df231cbe306f595a54a128579c61

SHA512
41cd7259767cffbac1576809066a8330b40569198bbeeebc3706f2ec26e9b03d9c97e4de5026381af1a288a07368a7e3f75267bc849ce2f3deab11d6042f88a8

Download Submit
memory/1832-54-0x00000000751A1000-0x00000000751A3000-memory.dmp

Filesize
8KB

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