3c2aedfb20228567f426ca5b127459591306d7b30cce3ecd90cf40c9cc45645c

Analysis

max time kernel
119s
max time network
124s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
31-12-2023 06:29

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General

Target

2bbd5845ed701b382291860fff95e887.exe
Size

24KB
MD5

2bbd5845ed701b382291860fff95e887
SHA1

7c9281df88fca061009e92025476f458f735ba90
SHA256

3c2aedfb20228567f426ca5b127459591306d7b30cce3ecd90cf40c9cc45645c
SHA512

17ce88892dbd2660b63845fb61609567f87fb213967951ce162ae8499caeafdc5a2c025143dfb86e735c8f68738a4caff1b8ae1099714e86dbf7e8bac4b3ac8e
SSDEEP

384:E3eVES+/xwGkRKJKualM61qmTTMVF9/q5e0:bGS+ZfbJ9aO8qYoAX

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"	2bbd5845ed701b382291860fff95e887.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	2bbd5845ed701b382291860fff95e887.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
2776	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
1988	ipconfig.exe
2884	NETSTAT.EXE

Runs net.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2776	tasklist.exe
Token: SeDebugPrivilege	2884	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
760	2bbd5845ed701b382291860fff95e887.exe
760	2bbd5845ed701b382291860fff95e887.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 760 wrote to memory of 2300	760	2bbd5845ed701b382291860fff95e887.exe	28
PID 760 wrote to memory of 2300	760	2bbd5845ed701b382291860fff95e887.exe	28
PID 760 wrote to memory of 2300	760	2bbd5845ed701b382291860fff95e887.exe	28
PID 760 wrote to memory of 2300	760	2bbd5845ed701b382291860fff95e887.exe	28
PID 2300 wrote to memory of 2460	2300	cmd.exe	30
PID 2300 wrote to memory of 2460	2300	cmd.exe	30
PID 2300 wrote to memory of 2460	2300	cmd.exe	30
PID 2300 wrote to memory of 2460	2300	cmd.exe	30
PID 2300 wrote to memory of 1988	2300	cmd.exe	31
PID 2300 wrote to memory of 1988	2300	cmd.exe	31
PID 2300 wrote to memory of 1988	2300	cmd.exe	31
PID 2300 wrote to memory of 1988	2300	cmd.exe	31
PID 2300 wrote to memory of 2776	2300	cmd.exe	32
PID 2300 wrote to memory of 2776	2300	cmd.exe	32
PID 2300 wrote to memory of 2776	2300	cmd.exe	32
PID 2300 wrote to memory of 2776	2300	cmd.exe	32
PID 2300 wrote to memory of 2852	2300	cmd.exe	34
PID 2300 wrote to memory of 2852	2300	cmd.exe	34
PID 2300 wrote to memory of 2852	2300	cmd.exe	34
PID 2300 wrote to memory of 2852	2300	cmd.exe	34
PID 2852 wrote to memory of 2828	2852	net.exe	35
PID 2852 wrote to memory of 2828	2852	net.exe	35
PID 2852 wrote to memory of 2828	2852	net.exe	35
PID 2852 wrote to memory of 2828	2852	net.exe	35
PID 2300 wrote to memory of 2884	2300	cmd.exe	36
PID 2300 wrote to memory of 2884	2300	cmd.exe	36
PID 2300 wrote to memory of 2884	2300	cmd.exe	36
PID 2300 wrote to memory of 2884	2300	cmd.exe	36

C:\Users\Admin\AppData\Local\Temp\2bbd5845ed701b382291860fff95e887.exe
"C:\Users\Admin\AppData\Local\Temp\2bbd5845ed701b382291860fff95e887.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:760
- 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:2300
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c set
    3⤵
    PID:2460
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:1988
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:2776
- - C:\Windows\SysWOW64\net.exe
    net start
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2852
  - - 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:2884

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
50926713651041f134e2931cf9efcdae

SHA1
8e9df165681190bf2292e5b9b1ed0935c12def00

SHA256
b60c187fa2c6927a42601d09769444aa8e762483c6cab519aa7288b33d2a89b8

SHA512
6ade1c384880c4ccf9f70a24f997613ce286ec7e6bd4c15513d5644e1a7045c066e6ac75fac291bf8b6597561fd343cc20960509f07be34d01aa21da826b2c5d

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads