243ae77144a497041e224e6b8d0379889370fa2479b79d243fbdcae613353dff

Analysis

max time kernel
0s
max time network
121s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
30/12/2023, 13:50

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General

Target

1a93217eb901890d0f4c3020df1fee76.exe
Size

24KB
MD5

1a93217eb901890d0f4c3020df1fee76
SHA1

84d9d031e9e340bdbbef333d79d6605cc2750784
SHA256

243ae77144a497041e224e6b8d0379889370fa2479b79d243fbdcae613353dff
SHA512

84146dd8046c59a032acec5bcc975eaeaa7bc0019b6b5e5d51182fe0f88b1a5ec1bb80f83cf26cb085379af3e99970ee870075b91274c2c709d41a26bc5ef858
SSDEEP

384:E3eVES+/xwGkRKJKIjlM61qmTTMVF9/q5I0:bGS+ZfbJK+O8qYoAx

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"	1a93217eb901890d0f4c3020df1fee76.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	1a93217eb901890d0f4c3020df1fee76.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
2572	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
3052	ipconfig.exe
2876	NETSTAT.EXE

Runs net.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2572	tasklist.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2156	1a93217eb901890d0f4c3020df1fee76.exe
2156	1a93217eb901890d0f4c3020df1fee76.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2156 wrote to memory of 2916	2156	1a93217eb901890d0f4c3020df1fee76.exe	16
PID 2156 wrote to memory of 2916	2156	1a93217eb901890d0f4c3020df1fee76.exe	16
PID 2156 wrote to memory of 2916	2156	1a93217eb901890d0f4c3020df1fee76.exe	16
PID 2156 wrote to memory of 2916	2156	1a93217eb901890d0f4c3020df1fee76.exe	16
PID 2916 wrote to memory of 3024	2916	cmd.exe	23
PID 2916 wrote to memory of 3024	2916	cmd.exe	23
PID 2916 wrote to memory of 3024	2916	cmd.exe	23
PID 2916 wrote to memory of 3024	2916	cmd.exe	23
PID 2916 wrote to memory of 3052	2916	cmd.exe	17
PID 2916 wrote to memory of 3052	2916	cmd.exe	17
PID 2916 wrote to memory of 3052	2916	cmd.exe	17
PID 2916 wrote to memory of 3052	2916	cmd.exe	17
PID 2916 wrote to memory of 2572	2916	cmd.exe	18
PID 2916 wrote to memory of 2572	2916	cmd.exe	18
PID 2916 wrote to memory of 2572	2916	cmd.exe	18
PID 2916 wrote to memory of 2572	2916	cmd.exe	18
PID 2916 wrote to memory of 2880	2916	cmd.exe	22
PID 2916 wrote to memory of 2880	2916	cmd.exe	22
PID 2916 wrote to memory of 2880	2916	cmd.exe	22
PID 2916 wrote to memory of 2880	2916	cmd.exe	22
PID 2880 wrote to memory of 2632	2880	net.exe	20
PID 2880 wrote to memory of 2632	2880	net.exe	20
PID 2880 wrote to memory of 2632	2880	net.exe	20
PID 2880 wrote to memory of 2632	2880	net.exe	20
PID 2916 wrote to memory of 2876	2916	cmd.exe	21
PID 2916 wrote to memory of 2876	2916	cmd.exe	21
PID 2916 wrote to memory of 2876	2916	cmd.exe	21
PID 2916 wrote to memory of 2876	2916	cmd.exe	21

C:\Users\Admin\AppData\Local\Temp\1a93217eb901890d0f4c3020df1fee76.exe
"C:\Users\Admin\AppData\Local\Temp\1a93217eb901890d0f4c3020df1fee76.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2156
- 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:2916
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:3052
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:2572
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    PID:2876
- - C:\Windows\SysWOW64\net.exe
    net start
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2880
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c set
    3⤵
    PID:3024

C:\Windows\SysWOW64\net1.exe
C:\Windows\system32\net1 start
1⤵
PID:2632

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
b2fad5367028891c073a4b5f8dbfdca9

SHA1
f8fe7357f133f08140d15f3a7f4cb725cd7f5cba

SHA256
35cb13f837520e9cc39a7c6e5e4f36be688b3cb6ebbb5412566498b48ded1f79

SHA512
2c68899b2bfe81d664533f7585b688613dd1014a1ec27018fa0c156150b573ca9f67a3a9c54bd7bb3767616a7525895a7bd626c64ec06a9104fe585c07fad3bc

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads