3c8c6fd2425994115ec2f3d88111a8feee9e75f6919b4446805247cfce52ba02

Analysis

max time kernel
121s
max time network
125s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
24/01/2024, 12:18

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General

Target

72387b030f7c483053c62ce90c2c344d.exe
Size

24KB
MD5

72387b030f7c483053c62ce90c2c344d
SHA1

1c1c609e6c692a82501dfd40f252b28cd1813ec7
SHA256

3c8c6fd2425994115ec2f3d88111a8feee9e75f6919b4446805247cfce52ba02
SHA512

adc18428a2bb2efa8de302146f09e550e0fbbefbba05cb62d1faa6e638d29b9426a32c4466a68ea68f5baa4eb18b42352b77c28adebdbcb779283103648be0a7
SSDEEP

384:E3eVES+/xwGkRKJilM61qmTTMVF9/q5C0:bGS+ZfbJiO8qYoAD

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"	72387b030f7c483053c62ce90c2c344d.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	72387b030f7c483053c62ce90c2c344d.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
2712	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
3068	ipconfig.exe
2844	NETSTAT.EXE

Runs net.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2712	tasklist.exe
Token: SeDebugPrivilege	2844	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2276	72387b030f7c483053c62ce90c2c344d.exe
2276	72387b030f7c483053c62ce90c2c344d.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2276 wrote to memory of 2368	2276	72387b030f7c483053c62ce90c2c344d.exe	28
PID 2276 wrote to memory of 2368	2276	72387b030f7c483053c62ce90c2c344d.exe	28
PID 2276 wrote to memory of 2368	2276	72387b030f7c483053c62ce90c2c344d.exe	28
PID 2276 wrote to memory of 2368	2276	72387b030f7c483053c62ce90c2c344d.exe	28
PID 2368 wrote to memory of 2388	2368	cmd.exe	30
PID 2368 wrote to memory of 2388	2368	cmd.exe	30
PID 2368 wrote to memory of 2388	2368	cmd.exe	30
PID 2368 wrote to memory of 2388	2368	cmd.exe	30
PID 2368 wrote to memory of 3068	2368	cmd.exe	31
PID 2368 wrote to memory of 3068	2368	cmd.exe	31
PID 2368 wrote to memory of 3068	2368	cmd.exe	31
PID 2368 wrote to memory of 3068	2368	cmd.exe	31
PID 2368 wrote to memory of 2712	2368	cmd.exe	32
PID 2368 wrote to memory of 2712	2368	cmd.exe	32
PID 2368 wrote to memory of 2712	2368	cmd.exe	32
PID 2368 wrote to memory of 2712	2368	cmd.exe	32
PID 2368 wrote to memory of 2428	2368	cmd.exe	34
PID 2368 wrote to memory of 2428	2368	cmd.exe	34
PID 2368 wrote to memory of 2428	2368	cmd.exe	34
PID 2368 wrote to memory of 2428	2368	cmd.exe	34
PID 2428 wrote to memory of 2828	2428	net.exe	35
PID 2428 wrote to memory of 2828	2428	net.exe	35
PID 2428 wrote to memory of 2828	2428	net.exe	35
PID 2428 wrote to memory of 2828	2428	net.exe	35
PID 2368 wrote to memory of 2844	2368	cmd.exe	36
PID 2368 wrote to memory of 2844	2368	cmd.exe	36
PID 2368 wrote to memory of 2844	2368	cmd.exe	36
PID 2368 wrote to memory of 2844	2368	cmd.exe	36

C:\Users\Admin\AppData\Local\Temp\72387b030f7c483053c62ce90c2c344d.exe
"C:\Users\Admin\AppData\Local\Temp\72387b030f7c483053c62ce90c2c344d.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2276
- 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:2368
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c set
    3⤵
    PID:2388
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:3068
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:2712
- - C:\Windows\SysWOW64\net.exe
    net start
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2428
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start
      4⤵
      PID:2828
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:2844

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
df71f6cfd9965b1f27d3ed90b7b6053b

SHA1
d8344ec961b1fdfc53692edb91f50cc9a39abb33

SHA256
7ac866e5f2b3e426525a30ec84072ac1ea54144fdb67cc1df62b4603744c400d

SHA512
2f9742f4d0e4831f34e850574fa7f48e376b23622c4609f47fc4898702447b19af8c509e593a573a65783f0118087c271009c32906ccc810b3cc840615475196

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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