d4cbd9fe722eae46ec8ebc56988b0f521a8317a409b7385fba4592a2e3bee5d2

Analysis

max time kernel
142s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19/12/2023, 11:13

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General

Target

114bbb5486f91734cf3da12673762b11.exe
Size

24KB
MD5

114bbb5486f91734cf3da12673762b11
SHA1

fc14739d432f478760d4f2ee647d9c2e5a0194ad
SHA256

d4cbd9fe722eae46ec8ebc56988b0f521a8317a409b7385fba4592a2e3bee5d2
SHA512

2cf9f6b3015902dc320e6433537e33fee35d356eb9df8a14015f697c22e6e238b664f53513cdf969b8d7e14a8c9bd6352523dcc1612b21b739c334a794183365
SSDEEP

384:E3eVES+/xwGkRKJg+MlM61qmTTMVF9/q5R0:bGS+ZfbJg+MO8qYoAO

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"	114bbb5486f91734cf3da12673762b11.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	114bbb5486f91734cf3da12673762b11.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
4172	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
2424	ipconfig.exe
1588	NETSTAT.EXE

Runs net.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4172	tasklist.exe
Token: SeDebugPrivilege	1588	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2908	114bbb5486f91734cf3da12673762b11.exe
2908	114bbb5486f91734cf3da12673762b11.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2908 wrote to memory of 3964	2908	114bbb5486f91734cf3da12673762b11.exe	90
PID 2908 wrote to memory of 3964	2908	114bbb5486f91734cf3da12673762b11.exe	90
PID 2908 wrote to memory of 3964	2908	114bbb5486f91734cf3da12673762b11.exe	90
PID 3964 wrote to memory of 488	3964	cmd.exe	92
PID 3964 wrote to memory of 488	3964	cmd.exe	92
PID 3964 wrote to memory of 488	3964	cmd.exe	92
PID 3964 wrote to memory of 2424	3964	cmd.exe	93
PID 3964 wrote to memory of 2424	3964	cmd.exe	93
PID 3964 wrote to memory of 2424	3964	cmd.exe	93
PID 3964 wrote to memory of 4172	3964	cmd.exe	95
PID 3964 wrote to memory of 4172	3964	cmd.exe	95
PID 3964 wrote to memory of 4172	3964	cmd.exe	95
PID 3964 wrote to memory of 2440	3964	cmd.exe	98
PID 3964 wrote to memory of 2440	3964	cmd.exe	98
PID 3964 wrote to memory of 2440	3964	cmd.exe	98
PID 2440 wrote to memory of 2932	2440	net.exe	99
PID 2440 wrote to memory of 2932	2440	net.exe	99
PID 2440 wrote to memory of 2932	2440	net.exe	99
PID 3964 wrote to memory of 1588	3964	cmd.exe	100
PID 3964 wrote to memory of 1588	3964	cmd.exe	100
PID 3964 wrote to memory of 1588	3964	cmd.exe	100

C:\Users\Admin\AppData\Local\Temp\114bbb5486f91734cf3da12673762b11.exe
"C:\Users\Admin\AppData\Local\Temp\114bbb5486f91734cf3da12673762b11.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2908
- 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:3964
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c set
    3⤵
    PID:488
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:2424
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:4172
- - C:\Windows\SysWOW64\net.exe
    net start
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2440
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start
      4⤵
      PID:2932
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:1588

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
14KB

MD5
5d054ac517e4c9bd3673b52b7785d1f0

SHA1
961dfeea5a788728f8b6d0a8a8742f7d5b3c9934

SHA256
f696252224165340cb862596d4a488be142643cbbd20b6da467e0ed0fc55f9c1

SHA512
c8d70b1935e0f10d3875d14dfabdcea7b225202f7c09730dcecae3ec5cf5e00f18c60420bffea5ddab4f00c3dc315c0e3c9395c22a6d9748badfd332eb13a56a

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads