03bb2b6ecfac544566dc9479d5617ed208432287b2129ac7b713799f6a1b9cb7

Analysis

max time kernel
144s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
12-02-2024 15:26

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General

Target

977d16bfab3fcbb4bbbfe98bca7182c2.exe
Size

24KB
MD5

977d16bfab3fcbb4bbbfe98bca7182c2
SHA1

efe9238100a5a6c9d28acf93d1cb2592f92a7f62
SHA256

03bb2b6ecfac544566dc9479d5617ed208432287b2129ac7b713799f6a1b9cb7
SHA512

fbae7ae4e284365226efe36c8bc4c75f3b98bc24305e0018e4432a31f3a06f6f3c0d4bf1ceca2fcd41911d1277e53b508b94a3d9e3e3dbfeff7da650f94a909d
SSDEEP

384:E3eVES+/xwGkRKJg9ZlM61qmTTMVF9/q5H0:bGS+ZfbJMZO8qYoAU

Score

6^/10

persistence

Malware Config

Signatures

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\Start GeekBuddy = "C:\\Program Files\\Common Files\\Microsoft Shared\\Web Folders\\1033\\spoolsv.exe"	977d16bfab3fcbb4bbbfe98bca7182c2.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared\Web Folders\1033\spoolsv.exe	977d16bfab3fcbb4bbbfe98bca7182c2.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
3172	tasklist.exe

Gathers network information 2 TTPs 2 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

pid	Process
4748	ipconfig.exe
4092	NETSTAT.EXE

Runs net.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3172	tasklist.exe
Token: SeDebugPrivilege	4092	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
396	977d16bfab3fcbb4bbbfe98bca7182c2.exe
396	977d16bfab3fcbb4bbbfe98bca7182c2.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 396 wrote to memory of 3832	396	977d16bfab3fcbb4bbbfe98bca7182c2.exe	86
PID 396 wrote to memory of 3832	396	977d16bfab3fcbb4bbbfe98bca7182c2.exe	86
PID 396 wrote to memory of 3832	396	977d16bfab3fcbb4bbbfe98bca7182c2.exe	86
PID 3832 wrote to memory of 4484	3832	cmd.exe	88
PID 3832 wrote to memory of 4484	3832	cmd.exe	88
PID 3832 wrote to memory of 4484	3832	cmd.exe	88
PID 3832 wrote to memory of 4748	3832	cmd.exe	89
PID 3832 wrote to memory of 4748	3832	cmd.exe	89
PID 3832 wrote to memory of 4748	3832	cmd.exe	89
PID 3832 wrote to memory of 3172	3832	cmd.exe	90
PID 3832 wrote to memory of 3172	3832	cmd.exe	90
PID 3832 wrote to memory of 3172	3832	cmd.exe	90
PID 3832 wrote to memory of 4084	3832	cmd.exe	92
PID 3832 wrote to memory of 4084	3832	cmd.exe	92
PID 3832 wrote to memory of 4084	3832	cmd.exe	92
PID 4084 wrote to memory of 3924	4084	net.exe	93
PID 4084 wrote to memory of 3924	4084	net.exe	93
PID 4084 wrote to memory of 3924	4084	net.exe	93
PID 3832 wrote to memory of 4092	3832	cmd.exe	94
PID 3832 wrote to memory of 4092	3832	cmd.exe	94
PID 3832 wrote to memory of 4092	3832	cmd.exe	94

C:\Users\Admin\AppData\Local\Temp\977d16bfab3fcbb4bbbfe98bca7182c2.exe
"C:\Users\Admin\AppData\Local\Temp\977d16bfab3fcbb4bbbfe98bca7182c2.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:396
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ver >c:\windows\temp\flash.log & cmd /c set >>c:\windows\temp\flash.log & ipconfig /all >>c:\windows\temp\flash.log & tasklist >>c:\windows\temp\flash.log & net start>>c:\windows\temp\flash.log & netstat -an >>c:\windows\temp\flash.log
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3832
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c set
    3⤵
    PID:4484
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:4748
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:3172
- - C:\Windows\SysWOW64\net.exe
    net start
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4084
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start
      4⤵
      PID:3924
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:4092

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

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

Process Discovery

T1057

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\??\c:\windows\temp\flash.log

Filesize
14KB

MD5
638e2691abbf815a292735b06bb74d16

SHA1
e3f1b574927b23e731c618611c48391813db8e0b

SHA256
2fc22b6c2a611160114696a433d260dd2d94798ba51e9f29c1a46da9f96ab822

SHA512
6229a8d18790d39585eace7a674fa1acac725d696208ff16f45fec9e15f49c8cfb49b6024e535943605081d42e2f88d72fee824ec6f5241da74b88ce44425966

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads