755239c86d846f5bf1086bf595ec48dfa70fd65bb8433c067b24aa6aa38d34ac

Analysis

max time kernel
149s
max time network
150s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
15/03/2024, 16:01

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General

Target

755239c86d846f5bf1086bf595ec48dfa70fd65bb8433c067b24aa6aa38d34ac.exe
Size

196KB
MD5

29c698eadf5f0286962233cb2be7cc75
SHA1

b0c6098dd51397aa2d3cb8d2e88d3ee23c9dc113
SHA256

755239c86d846f5bf1086bf595ec48dfa70fd65bb8433c067b24aa6aa38d34ac
SHA512

f9955b2ddb73564abd0259fec9ee3c437031911c4b8d05525f766d5fea35bdfe397a5a90ed5d789b5d996984860c87cf4ca856ac1e6af96ff8b53841814747b7
SSDEEP

6144:rBs27MMLyX5HXXXDTXXXOGqIII+pXXX5AYjKXXXDoXXXG6XXXxXXXLIIIEAkOCOb:rK20HXXX/XXXFqIIIcXXX5j2XXXcXXXW

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2884	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
1616	rwmhost.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\Debug\rwmhost.exe	755239c86d846f5bf1086bf595ec48dfa70fd65bb8433c067b24aa6aa38d34ac.exe
File opened for modification	C:\Windows\Debug\rwmhost.exe	755239c86d846f5bf1086bf595ec48dfa70fd65bb8433c067b24aa6aa38d34ac.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1688	755239c86d846f5bf1086bf595ec48dfa70fd65bb8433c067b24aa6aa38d34ac.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1688 wrote to memory of 2884	1688	755239c86d846f5bf1086bf595ec48dfa70fd65bb8433c067b24aa6aa38d34ac.exe	29
PID 1688 wrote to memory of 2884	1688	755239c86d846f5bf1086bf595ec48dfa70fd65bb8433c067b24aa6aa38d34ac.exe	29
PID 1688 wrote to memory of 2884	1688	755239c86d846f5bf1086bf595ec48dfa70fd65bb8433c067b24aa6aa38d34ac.exe	29
PID 1688 wrote to memory of 2884	1688	755239c86d846f5bf1086bf595ec48dfa70fd65bb8433c067b24aa6aa38d34ac.exe	29

C:\Users\Admin\AppData\Local\Temp\755239c86d846f5bf1086bf595ec48dfa70fd65bb8433c067b24aa6aa38d34ac.exe
"C:\Users\Admin\AppData\Local\Temp\755239c86d846f5bf1086bf595ec48dfa70fd65bb8433c067b24aa6aa38d34ac.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1688
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\755239~1.EXE > nul
  2⤵
  - Deletes itself
  PID:2884

C:\Windows\Debug\rwmhost.exe
C:\Windows\Debug\rwmhost.exe
1⤵
- Executes dropped EXE
PID:1616

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\debug\rwmhost.exe

Filesize
196KB

MD5
fb0dd04c51a9f256a5fa912abd7bfed9

SHA1
a2a6ad32df8af394df95b51b3510fdba3cbb84b4

SHA256
bc3777f8ffda622e8806c59d3bbaed8be08dd4bfdf0dabbd072a4a43d69c32fe

SHA512
45223ac9ac69ab6b0591329ca14d578e7366873a367dba68c699e1635c03662448011400ed0e29c1507a365e31f4fcc57dd935cc6b8e5e41c282fb2ec8219335

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