67d59a41b9e7e521e0d0925339f9956b7a2fef6f346f8db163917ba7284c2fc9

Analysis

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

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
26/01/2024, 10:39

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General

Target

772384bb079e5fa694985c4dc2e240eb.exe
Size

24KB
MD5

772384bb079e5fa694985c4dc2e240eb
SHA1

f11097f5179c92328ec078e87cd2f4643ff88fd7
SHA256

67d59a41b9e7e521e0d0925339f9956b7a2fef6f346f8db163917ba7284c2fc9
SHA512

162e393249f9da39ccbbd1c62dcbb43b2a783e8cd7f2b50b11644b63612b1a7d0e80b013536ea6182f8a66b01584e85c62f993f8884b83937569089a487adc14
SSDEEP

384:E3eVES+/xwGkRKJ3lM61qmTTMVF9/q5d0:bGS+ZfbJ3O8qYoAS

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"	772384bb079e5fa694985c4dc2e240eb.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	772384bb079e5fa694985c4dc2e240eb.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
2692	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
2756	NETSTAT.EXE

Runs net.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2692	tasklist.exe
Token: SeDebugPrivilege	2756	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1224	772384bb079e5fa694985c4dc2e240eb.exe
1224	772384bb079e5fa694985c4dc2e240eb.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 1224 wrote to memory of 2160	1224	772384bb079e5fa694985c4dc2e240eb.exe	28
PID 1224 wrote to memory of 2160	1224	772384bb079e5fa694985c4dc2e240eb.exe	28
PID 1224 wrote to memory of 2160	1224	772384bb079e5fa694985c4dc2e240eb.exe	28
PID 1224 wrote to memory of 2160	1224	772384bb079e5fa694985c4dc2e240eb.exe	28
PID 2160 wrote to memory of 2412	2160	cmd.exe	30
PID 2160 wrote to memory of 2412	2160	cmd.exe	30
PID 2160 wrote to memory of 2412	2160	cmd.exe	30
PID 2160 wrote to memory of 2412	2160	cmd.exe	30
PID 2160 wrote to memory of 2408	2160	cmd.exe	31
PID 2160 wrote to memory of 2408	2160	cmd.exe	31
PID 2160 wrote to memory of 2408	2160	cmd.exe	31
PID 2160 wrote to memory of 2408	2160	cmd.exe	31
PID 2160 wrote to memory of 2692	2160	cmd.exe	32
PID 2160 wrote to memory of 2692	2160	cmd.exe	32
PID 2160 wrote to memory of 2692	2160	cmd.exe	32
PID 2160 wrote to memory of 2692	2160	cmd.exe	32
PID 2160 wrote to memory of 2844	2160	cmd.exe	34
PID 2160 wrote to memory of 2844	2160	cmd.exe	34
PID 2160 wrote to memory of 2844	2160	cmd.exe	34
PID 2160 wrote to memory of 2844	2160	cmd.exe	34
PID 2844 wrote to memory of 2852	2844	net.exe	35
PID 2844 wrote to memory of 2852	2844	net.exe	35
PID 2844 wrote to memory of 2852	2844	net.exe	35
PID 2844 wrote to memory of 2852	2844	net.exe	35
PID 2160 wrote to memory of 2756	2160	cmd.exe	36
PID 2160 wrote to memory of 2756	2160	cmd.exe	36
PID 2160 wrote to memory of 2756	2160	cmd.exe	36
PID 2160 wrote to memory of 2756	2160	cmd.exe	36

C:\Users\Admin\AppData\Local\Temp\772384bb079e5fa694985c4dc2e240eb.exe
"C:\Users\Admin\AppData\Local\Temp\772384bb079e5fa694985c4dc2e240eb.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1224
- 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:2160
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c set
    3⤵
    PID:2412
- - 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:2692
- - 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:2852
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:2756

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
90161f3c1a7b8abfbc01b002a03aa009

SHA1
ef4b0d2615aa6902c807c770e9b2b39a53f75228

SHA256
ebe64db525b521f9f5f7244aa789dcbbafbe583625ed59bbe7f3971854816be6

SHA512
bfdba58cf6b88731bf4fdfb481d10c47b26f0c621b084b3e0951f50cd86aaab64fefc294aed01321646f6d8223082ad661d93a243b3eb2503f7c02a383c57f66

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads