75ac46e9c4bac7840681116d67fa2f515460f530549d7689e4a95bd5ddef4375

Analysis

max time kernel
2s
max time network
137s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
07/01/2024, 02:04

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General

Target

47bdfd1941e4a697d8041a0a44cde6ab.exe
Size

24KB
MD5

47bdfd1941e4a697d8041a0a44cde6ab
SHA1

4282930b01bac716dcbdc4519e7d902377ba5fa8
SHA256

75ac46e9c4bac7840681116d67fa2f515460f530549d7689e4a95bd5ddef4375
SHA512

5400d86e4d08b6bd08a0bfafeffd60ae6ea2d253dbbe7948471bd4353c41320ecb11606bb72d4791b6ca3a233fd6c24d76dacd616ea42dc853715e6fc373f128
SSDEEP

384:E3eVES+/xwGkRKJpzQlM61qmTTMVF9/q5h0:bGS+ZfbJiO8qYoA+

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"	47bdfd1941e4a697d8041a0a44cde6ab.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	47bdfd1941e4a697d8041a0a44cde6ab.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
2832	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
2132	ipconfig.exe
2692	NETSTAT.EXE

Runs net.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2832	tasklist.exe
Token: SeDebugPrivilege	2692	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2152	47bdfd1941e4a697d8041a0a44cde6ab.exe
2152	47bdfd1941e4a697d8041a0a44cde6ab.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2152 wrote to memory of 2948	2152	47bdfd1941e4a697d8041a0a44cde6ab.exe	17
PID 2152 wrote to memory of 2948	2152	47bdfd1941e4a697d8041a0a44cde6ab.exe	17
PID 2152 wrote to memory of 2948	2152	47bdfd1941e4a697d8041a0a44cde6ab.exe	17
PID 2152 wrote to memory of 2948	2152	47bdfd1941e4a697d8041a0a44cde6ab.exe	17
PID 2948 wrote to memory of 2388	2948	cmd.exe	19
PID 2948 wrote to memory of 2388	2948	cmd.exe	19
PID 2948 wrote to memory of 2388	2948	cmd.exe	19
PID 2948 wrote to memory of 2388	2948	cmd.exe	19
PID 2948 wrote to memory of 2132	2948	cmd.exe	20
PID 2948 wrote to memory of 2132	2948	cmd.exe	20
PID 2948 wrote to memory of 2132	2948	cmd.exe	20
PID 2948 wrote to memory of 2132	2948	cmd.exe	20
PID 2948 wrote to memory of 2832	2948	cmd.exe	22
PID 2948 wrote to memory of 2832	2948	cmd.exe	22
PID 2948 wrote to memory of 2832	2948	cmd.exe	22
PID 2948 wrote to memory of 2832	2948	cmd.exe	22
PID 2948 wrote to memory of 2584	2948	cmd.exe	31
PID 2948 wrote to memory of 2584	2948	cmd.exe	31
PID 2948 wrote to memory of 2584	2948	cmd.exe	31
PID 2948 wrote to memory of 2584	2948	cmd.exe	31
PID 2584 wrote to memory of 2752	2584	net.exe	32
PID 2584 wrote to memory of 2752	2584	net.exe	32
PID 2584 wrote to memory of 2752	2584	net.exe	32
PID 2584 wrote to memory of 2752	2584	net.exe	32
PID 2948 wrote to memory of 2692	2948	cmd.exe	33
PID 2948 wrote to memory of 2692	2948	cmd.exe	33
PID 2948 wrote to memory of 2692	2948	cmd.exe	33
PID 2948 wrote to memory of 2692	2948	cmd.exe	33

C:\Users\Admin\AppData\Local\Temp\47bdfd1941e4a697d8041a0a44cde6ab.exe
"C:\Users\Admin\AppData\Local\Temp\47bdfd1941e4a697d8041a0a44cde6ab.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2152
- 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:2948
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c set
    3⤵
    PID:2388
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:2132
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:2832
- - C:\Windows\SysWOW64\net.exe
    net start
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2584
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start
      4⤵
      PID:2752
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:2692

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
6b517ceb5717329ee426d919b8f60bd8

SHA1
69b40221f1025fbc4eb946f7fe63e5792dac5f54

SHA256
aa854b1ba898d13ec94054d8ecc540d5bc969e6625af5ac9ef51413e80b1c98a

SHA512
a4d76abfcd2b4cf09c0a3b1ce51c669bfbc011633cc97ee23da4502ce570127d943fbc6bfe759b21ea528c1d48a63a972152ef16376aba2d1f1c87612ce7e52a

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads