e49fd6fa5485083f43e1b268b279b95b8363e34242e34bf25a34614d60a271e6

Analysis

max time kernel
121s
max time network
133s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
22/12/2023, 15:43

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General

Target

de5c19fc87ed9a6f16ae34186a1c1ccb.exe
Size

24KB
MD5

de5c19fc87ed9a6f16ae34186a1c1ccb
SHA1

cc275482fc1fafba5f78b493d2bb45c515f7adba
SHA256

e49fd6fa5485083f43e1b268b279b95b8363e34242e34bf25a34614d60a271e6
SHA512

84fd54b365ae8e37ed9a42a6fc486e34fffdc03984d160585da5ae684497ea3e00e085c9c03ed98868d608021497d32171cad9030cf2131a03d3484797a58f64
SSDEEP

384:E3eVES+/xwGkRKJ4alM61qmTTMVF9/q5H0:bGS+ZfbJ4aO8qYoAU

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"	de5c19fc87ed9a6f16ae34186a1c1ccb.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	de5c19fc87ed9a6f16ae34186a1c1ccb.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
2820	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
2696	ipconfig.exe
2368	NETSTAT.EXE

Runs net.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2820	tasklist.exe
Token: SeDebugPrivilege	2368	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2840	de5c19fc87ed9a6f16ae34186a1c1ccb.exe
2840	de5c19fc87ed9a6f16ae34186a1c1ccb.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2840 wrote to memory of 2844	2840	de5c19fc87ed9a6f16ae34186a1c1ccb.exe	27
PID 2840 wrote to memory of 2844	2840	de5c19fc87ed9a6f16ae34186a1c1ccb.exe	27
PID 2840 wrote to memory of 2844	2840	de5c19fc87ed9a6f16ae34186a1c1ccb.exe	27
PID 2840 wrote to memory of 2844	2840	de5c19fc87ed9a6f16ae34186a1c1ccb.exe	27
PID 2844 wrote to memory of 2096	2844	cmd.exe	29
PID 2844 wrote to memory of 2096	2844	cmd.exe	29
PID 2844 wrote to memory of 2096	2844	cmd.exe	29
PID 2844 wrote to memory of 2096	2844	cmd.exe	29
PID 2844 wrote to memory of 2696	2844	cmd.exe	30
PID 2844 wrote to memory of 2696	2844	cmd.exe	30
PID 2844 wrote to memory of 2696	2844	cmd.exe	30
PID 2844 wrote to memory of 2696	2844	cmd.exe	30
PID 2844 wrote to memory of 2820	2844	cmd.exe	31
PID 2844 wrote to memory of 2820	2844	cmd.exe	31
PID 2844 wrote to memory of 2820	2844	cmd.exe	31
PID 2844 wrote to memory of 2820	2844	cmd.exe	31
PID 2844 wrote to memory of 3048	2844	cmd.exe	33
PID 2844 wrote to memory of 3048	2844	cmd.exe	33
PID 2844 wrote to memory of 3048	2844	cmd.exe	33
PID 2844 wrote to memory of 3048	2844	cmd.exe	33
PID 3048 wrote to memory of 2664	3048	net.exe	34
PID 3048 wrote to memory of 2664	3048	net.exe	34
PID 3048 wrote to memory of 2664	3048	net.exe	34
PID 3048 wrote to memory of 2664	3048	net.exe	34
PID 2844 wrote to memory of 2368	2844	cmd.exe	35
PID 2844 wrote to memory of 2368	2844	cmd.exe	35
PID 2844 wrote to memory of 2368	2844	cmd.exe	35
PID 2844 wrote to memory of 2368	2844	cmd.exe	35

C:\Users\Admin\AppData\Local\Temp\de5c19fc87ed9a6f16ae34186a1c1ccb.exe
"C:\Users\Admin\AppData\Local\Temp\de5c19fc87ed9a6f16ae34186a1c1ccb.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2840
- 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:2844
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c set
    3⤵
    PID:2096
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:2696
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:2820
- - C:\Windows\SysWOW64\net.exe
    net start
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3048
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start
      4⤵
      PID:2664
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:2368

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
e474a9b2d7d5d4752bfc53d75d55bb25

SHA1
10fb7903b01d61625b600d12d415f510a2da4052

SHA256
70eda672151073beba001957c199a79ed2c91b4b1f897eff8362bddd2e4fa9c5

SHA512
eb516e0c46000ea9e9466073ebb70403d08e2173d686829f40b53f643938bb3bed420c94e1159196147d3fdc07f483a437876e4c9ce24af02a9a5737c24421c4

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads