64b586b3c1ad5ef4fb644178403d06a277ea7725dc989fe8f880068f801b0ab3

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
25-01-2024 13:55

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General

Target

74dd30781f439b8ba87ff15e38e9feb7.exe
Size

24KB
MD5

74dd30781f439b8ba87ff15e38e9feb7
SHA1

69d0dfcab05663214b00cb4584493ac72a78a790
SHA256

64b586b3c1ad5ef4fb644178403d06a277ea7725dc989fe8f880068f801b0ab3
SHA512

b08910166d12f0d5d3327e37e877e23c5484a494c4d296a0f1210ac3e980022d3c672a476cd7b7081c6c481a080961cd58955c11e8e2bcbdc5ad7af5622d9864
SSDEEP

384:E3eVES+/xwGkRKJnJtlM61qmTTMVF9/q5f0:bGS+ZfbJnO8qYoAc

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"	74dd30781f439b8ba87ff15e38e9feb7.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	74dd30781f439b8ba87ff15e38e9feb7.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
2796	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
2408	ipconfig.exe
2624	NETSTAT.EXE

Runs net.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2796	tasklist.exe
Token: SeDebugPrivilege	2624	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2500	74dd30781f439b8ba87ff15e38e9feb7.exe
2500	74dd30781f439b8ba87ff15e38e9feb7.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2500 wrote to memory of 1976	2500	74dd30781f439b8ba87ff15e38e9feb7.exe	28
PID 2500 wrote to memory of 1976	2500	74dd30781f439b8ba87ff15e38e9feb7.exe	28
PID 2500 wrote to memory of 1976	2500	74dd30781f439b8ba87ff15e38e9feb7.exe	28
PID 2500 wrote to memory of 1976	2500	74dd30781f439b8ba87ff15e38e9feb7.exe	28
PID 1976 wrote to memory of 2684	1976	cmd.exe	30
PID 1976 wrote to memory of 2684	1976	cmd.exe	30
PID 1976 wrote to memory of 2684	1976	cmd.exe	30
PID 1976 wrote to memory of 2684	1976	cmd.exe	30
PID 1976 wrote to memory of 2408	1976	cmd.exe	31
PID 1976 wrote to memory of 2408	1976	cmd.exe	31
PID 1976 wrote to memory of 2408	1976	cmd.exe	31
PID 1976 wrote to memory of 2408	1976	cmd.exe	31
PID 1976 wrote to memory of 2796	1976	cmd.exe	32
PID 1976 wrote to memory of 2796	1976	cmd.exe	32
PID 1976 wrote to memory of 2796	1976	cmd.exe	32
PID 1976 wrote to memory of 2796	1976	cmd.exe	32
PID 1976 wrote to memory of 2844	1976	cmd.exe	34
PID 1976 wrote to memory of 2844	1976	cmd.exe	34
PID 1976 wrote to memory of 2844	1976	cmd.exe	34
PID 1976 wrote to memory of 2844	1976	cmd.exe	34
PID 2844 wrote to memory of 2708	2844	net.exe	35
PID 2844 wrote to memory of 2708	2844	net.exe	35
PID 2844 wrote to memory of 2708	2844	net.exe	35
PID 2844 wrote to memory of 2708	2844	net.exe	35
PID 1976 wrote to memory of 2624	1976	cmd.exe	36
PID 1976 wrote to memory of 2624	1976	cmd.exe	36
PID 1976 wrote to memory of 2624	1976	cmd.exe	36
PID 1976 wrote to memory of 2624	1976	cmd.exe	36

C:\Users\Admin\AppData\Local\Temp\74dd30781f439b8ba87ff15e38e9feb7.exe
"C:\Users\Admin\AppData\Local\Temp\74dd30781f439b8ba87ff15e38e9feb7.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2500
- 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:1976
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c set
    3⤵
    PID:2684
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:2408
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:2796
- - C:\Windows\SysWOW64\net.exe
    net start
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2844
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start
      4⤵
      PID:2708
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:2624

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
d6ef30883fad9fcae867a23d598ceaee

SHA1
cd4c09a76316c87025cca010a270c5c50dfccc3c

SHA256
5a3daf102ca5900f20b00451f63a56852da12c83dd865ea20e806767964c71f8

SHA512
30df97c819e1f202a5387f9a75fd422246257c8086348458128b6a6b24cbd033d518a837a1037a7043c55a5fa4d269ec2b098233df39a2627eff2f40e801f279

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads