591c3f14b1406b5249747726488c2999332b86843cf2f2dbcd6c171b72e14e58

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
28/02/2024, 13:59

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General

Target

ac0cda77bb07c3157b224bd150c6e1ac.exe
Size

24KB
MD5

ac0cda77bb07c3157b224bd150c6e1ac
SHA1

06c6d6b0251ed422f1640d81fe31c62d0e14d3ce
SHA256

591c3f14b1406b5249747726488c2999332b86843cf2f2dbcd6c171b72e14e58
SHA512

4921de52be5efff0f4574babea93aaba3218ac21d83f51640d05345bef64dba761819d2a5b77102cf6b0db961cf2c28493fabed9c10392bbcce12d513f249c14
SSDEEP

384:L7aSsK90XLtzEkZoDhENX0ahl8rxFY592PE2AL1tH7:KSsKOLtwdHrIWotH7

Score

8^/10

persistence

Malware Config

Signatures

Sets file execution options in registry 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe	ac0cda77bb07c3157b224bd150c6e1ac.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe\Debugger = "C:\\Program Files (x86)\\Microsoft Common\\svchost.exe"	ac0cda77bb07c3157b224bd150c6e1ac.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\Program Files (x86)\\Microsoft Common\\svchost.exe"	ac0cda77bb07c3157b224bd150c6e1ac.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Microsoft Common\svchost.exe	ac0cda77bb07c3157b224bd150c6e1ac.exe
File opened for modification	C:\Program Files (x86)\Microsoft Common\svchost.exe	ac0cda77bb07c3157b224bd150c6e1ac.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2420	ac0cda77bb07c3157b224bd150c6e1ac.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2420	ac0cda77bb07c3157b224bd150c6e1ac.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2420 wrote to memory of 616	2420	ac0cda77bb07c3157b224bd150c6e1ac.exe	8
PID 2420 wrote to memory of 2308	2420	ac0cda77bb07c3157b224bd150c6e1ac.exe	28
PID 2420 wrote to memory of 2308	2420	ac0cda77bb07c3157b224bd150c6e1ac.exe	28
PID 2420 wrote to memory of 2308	2420	ac0cda77bb07c3157b224bd150c6e1ac.exe	28
PID 2420 wrote to memory of 2308	2420	ac0cda77bb07c3157b224bd150c6e1ac.exe	28
PID 2420 wrote to memory of 2308	2420	ac0cda77bb07c3157b224bd150c6e1ac.exe	28

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k DcomLaunch
1⤵
PID:616

C:\Users\Admin\AppData\Local\Temp\ac0cda77bb07c3157b224bd150c6e1ac.exe
"C:\Users\Admin\AppData\Local\Temp\ac0cda77bb07c3157b224bd150c6e1ac.exe"
1⤵
- Sets file execution options in registry
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2420
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe" %1
  2⤵
  PID:2308

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

memory/616-6-0x00000000002A0000-0x00000000002A7000-memory.dmp

Filesize
28KB

Download
memory/2420-0-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2420-1-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2420-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2420-9-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download