095eee9eafaf5561ec8173ea0288332df8ee8154d78cbd08762f70eff2a98330

Analysis

max time kernel
117s
max time network
117s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
01/02/2024, 15:53

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General

Target

87480edcdf24ab4cdb40548af2047653.exe
Size

24KB
MD5

87480edcdf24ab4cdb40548af2047653
SHA1

a1c97d32b065457e8c5c0f368d3ff20f16119411
SHA256

095eee9eafaf5561ec8173ea0288332df8ee8154d78cbd08762f70eff2a98330
SHA512

2eb684884920ec6193531041d2f62e3bccb95dd31ab750fe7579ba4dcb91f5b9a765568a9e61ed25f4bff723c2f8e37c8e7a95a2afaf2b2a05d9a50c13ff986f
SSDEEP

384:E3eVES+/xwGkRKJg5lM61qmTTMVF9/q500:bGS+ZfbJg5O8qYoA1

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"	87480edcdf24ab4cdb40548af2047653.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	87480edcdf24ab4cdb40548af2047653.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
2280	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
1392	ipconfig.exe
2948	NETSTAT.EXE

Runs net.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2280	tasklist.exe
Token: SeDebugPrivilege	2948	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1924	87480edcdf24ab4cdb40548af2047653.exe
1924	87480edcdf24ab4cdb40548af2047653.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 1924 wrote to memory of 2392	1924	87480edcdf24ab4cdb40548af2047653.exe	28
PID 1924 wrote to memory of 2392	1924	87480edcdf24ab4cdb40548af2047653.exe	28
PID 1924 wrote to memory of 2392	1924	87480edcdf24ab4cdb40548af2047653.exe	28
PID 1924 wrote to memory of 2392	1924	87480edcdf24ab4cdb40548af2047653.exe	28
PID 2392 wrote to memory of 1824	2392	cmd.exe	30
PID 2392 wrote to memory of 1824	2392	cmd.exe	30
PID 2392 wrote to memory of 1824	2392	cmd.exe	30
PID 2392 wrote to memory of 1824	2392	cmd.exe	30
PID 2392 wrote to memory of 1392	2392	cmd.exe	31
PID 2392 wrote to memory of 1392	2392	cmd.exe	31
PID 2392 wrote to memory of 1392	2392	cmd.exe	31
PID 2392 wrote to memory of 1392	2392	cmd.exe	31
PID 2392 wrote to memory of 2280	2392	cmd.exe	32
PID 2392 wrote to memory of 2280	2392	cmd.exe	32
PID 2392 wrote to memory of 2280	2392	cmd.exe	32
PID 2392 wrote to memory of 2280	2392	cmd.exe	32
PID 2392 wrote to memory of 2676	2392	cmd.exe	34
PID 2392 wrote to memory of 2676	2392	cmd.exe	34
PID 2392 wrote to memory of 2676	2392	cmd.exe	34
PID 2392 wrote to memory of 2676	2392	cmd.exe	34
PID 2676 wrote to memory of 2696	2676	net.exe	35
PID 2676 wrote to memory of 2696	2676	net.exe	35
PID 2676 wrote to memory of 2696	2676	net.exe	35
PID 2676 wrote to memory of 2696	2676	net.exe	35
PID 2392 wrote to memory of 2948	2392	cmd.exe	36
PID 2392 wrote to memory of 2948	2392	cmd.exe	36
PID 2392 wrote to memory of 2948	2392	cmd.exe	36
PID 2392 wrote to memory of 2948	2392	cmd.exe	36

C:\Users\Admin\AppData\Local\Temp\87480edcdf24ab4cdb40548af2047653.exe
"C:\Users\Admin\AppData\Local\Temp\87480edcdf24ab4cdb40548af2047653.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1924
- 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:2392
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c set
    3⤵
    PID:1824
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:1392
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:2280
- - C:\Windows\SysWOW64\net.exe
    net start
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2676
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start
      4⤵
      PID:2696
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:2948

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
8d25749eab38861d1d99d29a03613721

SHA1
ac8a4bba951063252da3bf862859f00b674b81dd

SHA256
b6c028ad71553b1c2417f30724a90e29a0f955595bd5c1439a476c46f9436810

SHA512
89a04c3088b0604611254f3491f11adf3201c17cd20bb64c9b983928555a890ddd582cdac67d438331bbdfa1e2d1c3d991d7ba649a48593bca4b895ac55a17a5

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads