3a221e808c8b494fff8d457a47877029a5a40d4f3239aae0eda8c4d30d46c0f3

Analysis

max time kernel
149s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
11/03/2024, 06:37

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General

Target

c018ecb237f1d49fc7d3a69b615c3185.exe
Size

24KB
MD5

c018ecb237f1d49fc7d3a69b615c3185
SHA1

34a7b78306505ff6df8eeb94a512d0d7cf33d8a9
SHA256

3a221e808c8b494fff8d457a47877029a5a40d4f3239aae0eda8c4d30d46c0f3
SHA512

7cc46f559302732b8a12a23ada7cf688e59a0c7f355ee74d4e663769ad0da0632b0c6b7e30023ac1d72be4f8246bfce4a3f91cc7c17bb568375dae893440c62b
SSDEEP

384:E3eVES+/xwGkRKJilM61qmTTMVF9/q5W0:bGS+ZfbJiO8qYoAf

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"	c018ecb237f1d49fc7d3a69b615c3185.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	c018ecb237f1d49fc7d3a69b615c3185.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
648	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
2256	ipconfig.exe
4080	NETSTAT.EXE

Runs net.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	648	tasklist.exe
Token: SeDebugPrivilege	4080	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2480	c018ecb237f1d49fc7d3a69b615c3185.exe
2480	c018ecb237f1d49fc7d3a69b615c3185.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2480 wrote to memory of 4544	2480	c018ecb237f1d49fc7d3a69b615c3185.exe	96
PID 2480 wrote to memory of 4544	2480	c018ecb237f1d49fc7d3a69b615c3185.exe	96
PID 2480 wrote to memory of 4544	2480	c018ecb237f1d49fc7d3a69b615c3185.exe	96
PID 4544 wrote to memory of 3332	4544	cmd.exe	98
PID 4544 wrote to memory of 3332	4544	cmd.exe	98
PID 4544 wrote to memory of 3332	4544	cmd.exe	98
PID 4544 wrote to memory of 2256	4544	cmd.exe	99
PID 4544 wrote to memory of 2256	4544	cmd.exe	99
PID 4544 wrote to memory of 2256	4544	cmd.exe	99
PID 4544 wrote to memory of 648	4544	cmd.exe	100
PID 4544 wrote to memory of 648	4544	cmd.exe	100
PID 4544 wrote to memory of 648	4544	cmd.exe	100
PID 4544 wrote to memory of 3212	4544	cmd.exe	103
PID 4544 wrote to memory of 3212	4544	cmd.exe	103
PID 4544 wrote to memory of 3212	4544	cmd.exe	103
PID 3212 wrote to memory of 1956	3212	net.exe	104
PID 3212 wrote to memory of 1956	3212	net.exe	104
PID 3212 wrote to memory of 1956	3212	net.exe	104
PID 4544 wrote to memory of 4080	4544	cmd.exe	105
PID 4544 wrote to memory of 4080	4544	cmd.exe	105
PID 4544 wrote to memory of 4080	4544	cmd.exe	105

C:\Users\Admin\AppData\Local\Temp\c018ecb237f1d49fc7d3a69b615c3185.exe
"C:\Users\Admin\AppData\Local\Temp\c018ecb237f1d49fc7d3a69b615c3185.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2480
- 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:4544
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c set
    3⤵
    PID:3332
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:2256
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:648
- - C:\Windows\SysWOW64\net.exe
    net start
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3212
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start
      4⤵
      PID:1956
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:4080

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1420 --field-trial-handle=3136,i,3192284747741020952,1225278682167953346,262144 --variations-seed-version /prefetch:8
1⤵
PID:2436

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
15KB

MD5
32b9727593ebdaea232e1e00f841df71

SHA1
df811982db56a90479b70fa793a05f54691523cb

SHA256
0485fc1a558f96069c3c940bee29602ea863fd07efb73fc0b691a2e6c1e1cfe3

SHA512
67a04300f6999f50707981397d23690a0447e59d4cd33b4aa6e2394923b95096f1095f782191176f008c469af0bbe5f41b93ca120d656eca1ae1e4b37683bddf

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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