c560bbd767488dbf63e74d32f4f3b757b7d5b86614ba554eb3146532ff4c570a

Analysis

max time kernel
119s
max time network
122s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
04-02-2024 16:59

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General

Target

8fae46c9f70e4bd6150213ff8acc25ad.exe
Size

24KB
MD5

8fae46c9f70e4bd6150213ff8acc25ad
SHA1

ffb6da1636aa25dd4310243b7e7c27aeadc8d892
SHA256

c560bbd767488dbf63e74d32f4f3b757b7d5b86614ba554eb3146532ff4c570a
SHA512

c51c6b2ebaa67d1e388490929a786e6aa6b726237d5e18541f11be5c395cb63c922f7741a9df67729e29cbe7539d8df80adc6aeeb6bcb9074b1cba8831c249fe
SSDEEP

384:E3eVES+/xwGkRKJsclM61qmTTMVF9/q5A0:bGS+ZfbJscO8qYoA5

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"	8fae46c9f70e4bd6150213ff8acc25ad.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	8fae46c9f70e4bd6150213ff8acc25ad.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
2816	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
2080	ipconfig.exe
2716	NETSTAT.EXE

Runs net.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2816	tasklist.exe
Token: SeDebugPrivilege	2716	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1720	8fae46c9f70e4bd6150213ff8acc25ad.exe
1720	8fae46c9f70e4bd6150213ff8acc25ad.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 1720 wrote to memory of 2900	1720	8fae46c9f70e4bd6150213ff8acc25ad.exe	28
PID 1720 wrote to memory of 2900	1720	8fae46c9f70e4bd6150213ff8acc25ad.exe	28
PID 1720 wrote to memory of 2900	1720	8fae46c9f70e4bd6150213ff8acc25ad.exe	28
PID 1720 wrote to memory of 2900	1720	8fae46c9f70e4bd6150213ff8acc25ad.exe	28
PID 2900 wrote to memory of 1476	2900	cmd.exe	30
PID 2900 wrote to memory of 1476	2900	cmd.exe	30
PID 2900 wrote to memory of 1476	2900	cmd.exe	30
PID 2900 wrote to memory of 1476	2900	cmd.exe	30
PID 2900 wrote to memory of 2080	2900	cmd.exe	31
PID 2900 wrote to memory of 2080	2900	cmd.exe	31
PID 2900 wrote to memory of 2080	2900	cmd.exe	31
PID 2900 wrote to memory of 2080	2900	cmd.exe	31
PID 2900 wrote to memory of 2816	2900	cmd.exe	32
PID 2900 wrote to memory of 2816	2900	cmd.exe	32
PID 2900 wrote to memory of 2816	2900	cmd.exe	32
PID 2900 wrote to memory of 2816	2900	cmd.exe	32
PID 2900 wrote to memory of 2940	2900	cmd.exe	34
PID 2900 wrote to memory of 2940	2900	cmd.exe	34
PID 2900 wrote to memory of 2940	2900	cmd.exe	34
PID 2900 wrote to memory of 2940	2900	cmd.exe	34
PID 2940 wrote to memory of 2096	2940	net.exe	35
PID 2940 wrote to memory of 2096	2940	net.exe	35
PID 2940 wrote to memory of 2096	2940	net.exe	35
PID 2940 wrote to memory of 2096	2940	net.exe	35
PID 2900 wrote to memory of 2716	2900	cmd.exe	36
PID 2900 wrote to memory of 2716	2900	cmd.exe	36
PID 2900 wrote to memory of 2716	2900	cmd.exe	36
PID 2900 wrote to memory of 2716	2900	cmd.exe	36

C:\Users\Admin\AppData\Local\Temp\8fae46c9f70e4bd6150213ff8acc25ad.exe
"C:\Users\Admin\AppData\Local\Temp\8fae46c9f70e4bd6150213ff8acc25ad.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1720
- 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:2900
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c set
    3⤵
    PID:1476
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:2080
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:2816
- - C:\Windows\SysWOW64\net.exe
    net start
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2940
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start
      4⤵
      PID:2096
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:2716

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
8KB

MD5
d732e359521cb7e007dd121839773657

SHA1
4a62110b6de7cde016156b5aefde8143fdf22787

SHA256
9d6a7bcc9620ebdf64c7badbcb82296d91979b58f61be730e6fc5ec936fe01fa

SHA512
f4a6e1bf060ade824ab925296e3e936d839afa73ab40d46f9e00e67663b50785d84144c470ab4408cd7d013e4d5dcda18ef345010f71b4ef21299237d21e0332

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads