ceac26f43e094541a4abb85c3aedbdf3fdf8d5bcc89a06ae8d6e72699c47ad31

Analysis

max time kernel
120s
max time network
125s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
30/12/2023, 11:47

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General

Target

177aa965419f5ca5f0f69010f0bb234a.exe
Size

24KB
MD5

177aa965419f5ca5f0f69010f0bb234a
SHA1

461ad3b715dc50326391f28e688a26472b4fb333
SHA256

ceac26f43e094541a4abb85c3aedbdf3fdf8d5bcc89a06ae8d6e72699c47ad31
SHA512

04a92af0a051e7d35f95b5f8439abc25674029c62f69feb32440e28e9c052f73029abddb82e5afa433c83fc2204eb52f9504c766bb2bf37fc8b63196e2f0762c
SSDEEP

384:E3eVES+/xwGkRKJilM61qmTTMVF9/q5j0:bGS+ZfbJiO8qYoAI

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"	177aa965419f5ca5f0f69010f0bb234a.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	177aa965419f5ca5f0f69010f0bb234a.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
2320	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
2988	ipconfig.exe
2836	NETSTAT.EXE

Runs net.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2320	tasklist.exe
Token: SeDebugPrivilege	2836	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1700	177aa965419f5ca5f0f69010f0bb234a.exe
1700	177aa965419f5ca5f0f69010f0bb234a.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 1700 wrote to memory of 1104	1700	177aa965419f5ca5f0f69010f0bb234a.exe	28
PID 1700 wrote to memory of 1104	1700	177aa965419f5ca5f0f69010f0bb234a.exe	28
PID 1700 wrote to memory of 1104	1700	177aa965419f5ca5f0f69010f0bb234a.exe	28
PID 1700 wrote to memory of 1104	1700	177aa965419f5ca5f0f69010f0bb234a.exe	28
PID 1104 wrote to memory of 1108	1104	cmd.exe	30
PID 1104 wrote to memory of 1108	1104	cmd.exe	30
PID 1104 wrote to memory of 1108	1104	cmd.exe	30
PID 1104 wrote to memory of 1108	1104	cmd.exe	30
PID 1104 wrote to memory of 2988	1104	cmd.exe	31
PID 1104 wrote to memory of 2988	1104	cmd.exe	31
PID 1104 wrote to memory of 2988	1104	cmd.exe	31
PID 1104 wrote to memory of 2988	1104	cmd.exe	31
PID 1104 wrote to memory of 2320	1104	cmd.exe	32
PID 1104 wrote to memory of 2320	1104	cmd.exe	32
PID 1104 wrote to memory of 2320	1104	cmd.exe	32
PID 1104 wrote to memory of 2320	1104	cmd.exe	32
PID 1104 wrote to memory of 2792	1104	cmd.exe	34
PID 1104 wrote to memory of 2792	1104	cmd.exe	34
PID 1104 wrote to memory of 2792	1104	cmd.exe	34
PID 1104 wrote to memory of 2792	1104	cmd.exe	34
PID 2792 wrote to memory of 2756	2792	net.exe	35
PID 2792 wrote to memory of 2756	2792	net.exe	35
PID 2792 wrote to memory of 2756	2792	net.exe	35
PID 2792 wrote to memory of 2756	2792	net.exe	35
PID 1104 wrote to memory of 2836	1104	cmd.exe	36
PID 1104 wrote to memory of 2836	1104	cmd.exe	36
PID 1104 wrote to memory of 2836	1104	cmd.exe	36
PID 1104 wrote to memory of 2836	1104	cmd.exe	36

C:\Users\Admin\AppData\Local\Temp\177aa965419f5ca5f0f69010f0bb234a.exe
"C:\Users\Admin\AppData\Local\Temp\177aa965419f5ca5f0f69010f0bb234a.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1700
- 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:1104
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c set
    3⤵
    PID:1108
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:2988
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:2320
- - C:\Windows\SysWOW64\net.exe
    net start
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2792
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start
      4⤵
      PID:2756
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:2836

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
1e159e6d333eb8b96c17abcea6e229dd

SHA1
92944b12bc088ea28b107faed099f2061b52c2fd

SHA256
299a62c4b23012012b651e3f96c6add6bd2f45b603a334d8b080d1a7de11ff32

SHA512
eb99adadd2456f106591d10f0976a24c9f40f3327b80766900138a28be6ea0678d7ee07d7d3ca00042f9bd6c1e15c4f9f511e20f2d9fe86e9418f2039e2cbcf0

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads