bb68cca9d8b8fcee236fde5d26905a7d27850ddf3e91a9d78c316d330c89c2c3

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
19/12/2023, 11:06

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General

Target

10183403e59feb8ff22c27d1d968cc46.exe
Size

24KB
MD5

10183403e59feb8ff22c27d1d968cc46
SHA1

dc7b78df5f14ba480cf79f13896e624a0899ff28
SHA256

bb68cca9d8b8fcee236fde5d26905a7d27850ddf3e91a9d78c316d330c89c2c3
SHA512

7d3a4373c5d373fc14b640ba8d3249e415de17ad301115d254b7adf115cf10e2bbbc4e9f8eb622c51788c2f14810aef6421aca336a8c01bebd7c70351e200da2
SSDEEP

384:E3eVES+/xwGkRKJgflM61qmTTMVF9/q510:bGS+ZfbJgfO8qYoAa

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"	10183403e59feb8ff22c27d1d968cc46.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	10183403e59feb8ff22c27d1d968cc46.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
2856	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
2712	ipconfig.exe
2660	NETSTAT.EXE

Runs net.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2856	tasklist.exe
Token: SeDebugPrivilege	2660	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1244	10183403e59feb8ff22c27d1d968cc46.exe
1244	10183403e59feb8ff22c27d1d968cc46.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 1244 wrote to memory of 2032	1244	10183403e59feb8ff22c27d1d968cc46.exe	28
PID 1244 wrote to memory of 2032	1244	10183403e59feb8ff22c27d1d968cc46.exe	28
PID 1244 wrote to memory of 2032	1244	10183403e59feb8ff22c27d1d968cc46.exe	28
PID 1244 wrote to memory of 2032	1244	10183403e59feb8ff22c27d1d968cc46.exe	28
PID 2032 wrote to memory of 2948	2032	cmd.exe	30
PID 2032 wrote to memory of 2948	2032	cmd.exe	30
PID 2032 wrote to memory of 2948	2032	cmd.exe	30
PID 2032 wrote to memory of 2948	2032	cmd.exe	30
PID 2032 wrote to memory of 2712	2032	cmd.exe	31
PID 2032 wrote to memory of 2712	2032	cmd.exe	31
PID 2032 wrote to memory of 2712	2032	cmd.exe	31
PID 2032 wrote to memory of 2712	2032	cmd.exe	31
PID 2032 wrote to memory of 2856	2032	cmd.exe	32
PID 2032 wrote to memory of 2856	2032	cmd.exe	32
PID 2032 wrote to memory of 2856	2032	cmd.exe	32
PID 2032 wrote to memory of 2856	2032	cmd.exe	32
PID 2032 wrote to memory of 2632	2032	cmd.exe	34
PID 2032 wrote to memory of 2632	2032	cmd.exe	34
PID 2032 wrote to memory of 2632	2032	cmd.exe	34
PID 2032 wrote to memory of 2632	2032	cmd.exe	34
PID 2632 wrote to memory of 2648	2632	net.exe	35
PID 2632 wrote to memory of 2648	2632	net.exe	35
PID 2632 wrote to memory of 2648	2632	net.exe	35
PID 2632 wrote to memory of 2648	2632	net.exe	35
PID 2032 wrote to memory of 2660	2032	cmd.exe	36
PID 2032 wrote to memory of 2660	2032	cmd.exe	36
PID 2032 wrote to memory of 2660	2032	cmd.exe	36
PID 2032 wrote to memory of 2660	2032	cmd.exe	36

C:\Users\Admin\AppData\Local\Temp\10183403e59feb8ff22c27d1d968cc46.exe
"C:\Users\Admin\AppData\Local\Temp\10183403e59feb8ff22c27d1d968cc46.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1244
- 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:2032
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c set
    3⤵
    PID:2948
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:2712
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:2856
- - C:\Windows\SysWOW64\net.exe
    net start
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2632
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start
      4⤵
      PID:2648
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:2660

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
6ffebe70fa8d77053288808afaa974d1

SHA1
f0bf1f3e898c97f48edcf9c5b92ccde76cc3b69d

SHA256
6a44cdcf161b5087ef05cacd78726e3731da38f746d3983ef75a2592b2d90ccb

SHA512
913fdee7d45494ebb49d86940b7a854c8e9cfd9016efde93a64b8b6a2f7ec27c55901f69f6ccd90bc0bc239a7f42539593233f13ae0887a3bae64553a6306339

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads