ee0b9a645eaf8b1423bc22f7929322b30a410faa0a92b0169478bb8014faddde

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
24/02/2024, 21:06

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General

Target

a2c1336492c018cd8728439470e10354.exe
Size

24KB
MD5

a2c1336492c018cd8728439470e10354
SHA1

53a7eed4013c8411bd3e51dd893688973b9b9860
SHA256

ee0b9a645eaf8b1423bc22f7929322b30a410faa0a92b0169478bb8014faddde
SHA512

415948d4bc137580d076add000754085449c3838dad383401501105c90e1c6dbd1cf8e8776d4726a089fd60945ec523a782e6074dbf3fe9261c41b4033726789
SSDEEP

384:E3eVES+/xwGkRKJKHCblM61qmTTMVF9/q5a0:bGS+ZfbJsCbO8qYoAr

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"	a2c1336492c018cd8728439470e10354.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	a2c1336492c018cd8728439470e10354.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
3048	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
2744	NETSTAT.EXE
2648	ipconfig.exe

Runs net.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3048	tasklist.exe
Token: SeDebugPrivilege	2744	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2208	a2c1336492c018cd8728439470e10354.exe
2208	a2c1336492c018cd8728439470e10354.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2208 wrote to memory of 2032	2208	a2c1336492c018cd8728439470e10354.exe	28
PID 2208 wrote to memory of 2032	2208	a2c1336492c018cd8728439470e10354.exe	28
PID 2208 wrote to memory of 2032	2208	a2c1336492c018cd8728439470e10354.exe	28
PID 2208 wrote to memory of 2032	2208	a2c1336492c018cd8728439470e10354.exe	28
PID 2032 wrote to memory of 1840	2032	cmd.exe	30
PID 2032 wrote to memory of 1840	2032	cmd.exe	30
PID 2032 wrote to memory of 1840	2032	cmd.exe	30
PID 2032 wrote to memory of 1840	2032	cmd.exe	30
PID 2032 wrote to memory of 2648	2032	cmd.exe	31
PID 2032 wrote to memory of 2648	2032	cmd.exe	31
PID 2032 wrote to memory of 2648	2032	cmd.exe	31
PID 2032 wrote to memory of 2648	2032	cmd.exe	31
PID 2032 wrote to memory of 3048	2032	cmd.exe	32
PID 2032 wrote to memory of 3048	2032	cmd.exe	32
PID 2032 wrote to memory of 3048	2032	cmd.exe	32
PID 2032 wrote to memory of 3048	2032	cmd.exe	32
PID 2032 wrote to memory of 2588	2032	cmd.exe	34
PID 2032 wrote to memory of 2588	2032	cmd.exe	34
PID 2032 wrote to memory of 2588	2032	cmd.exe	34
PID 2032 wrote to memory of 2588	2032	cmd.exe	34
PID 2588 wrote to memory of 2852	2588	net.exe	35
PID 2588 wrote to memory of 2852	2588	net.exe	35
PID 2588 wrote to memory of 2852	2588	net.exe	35
PID 2588 wrote to memory of 2852	2588	net.exe	35
PID 2032 wrote to memory of 2744	2032	cmd.exe	36
PID 2032 wrote to memory of 2744	2032	cmd.exe	36
PID 2032 wrote to memory of 2744	2032	cmd.exe	36
PID 2032 wrote to memory of 2744	2032	cmd.exe	36

C:\Users\Admin\AppData\Local\Temp\a2c1336492c018cd8728439470e10354.exe
"C:\Users\Admin\AppData\Local\Temp\a2c1336492c018cd8728439470e10354.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2208
- 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:1840
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:2648
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:3048
- - C:\Windows\SysWOW64\net.exe
    net start
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2588
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start
      4⤵
      PID:2852
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:2744

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
dd1dd141d7eb77f57ee0058b7def0fba

SHA1
fa238ede5d986b0b3d15dd6d3e53b630e66e370f

SHA256
1112f448cb74883bb43b525a647388194da7f50f83af37c0df4b8d981f9d01a2

SHA512
69db3ac828ff30c6fc0ff1794702349e1f37e52a4b2398cabcdebe4414b8b7cd8c04b1ca27ddc64b9b996a47a9c3fffcb85c85198229d0e09c880a8a7f2ca6bb

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads