fatalrat | d5c48236a5de2d68e64f40c685e9b3e583d0d73d5457331f1332809efae1c79d

Analysis

max time kernel
136s
max time network
125s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
21-12-2023 18:49

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General

Target

d5c48236a5de2d68e64f40c685e9b3e583d0d73d5457331f1332809efae1c79d.exe
Size

324KB
MD5

c17eecabcc478ec9761143ac39d5fd49
SHA1

6a00b754fbdd81b8378ea95ad2402056cf2e4b7c
SHA256

d5c48236a5de2d68e64f40c685e9b3e583d0d73d5457331f1332809efae1c79d
SHA512

8ce968107bf2134658df857bc246565fd0fdf6f02973d66557eac676e6f07874c96441ba6fd6e90b1b1bf5e8a6ba1631a34398ff0da8fb83d3e1777f62f0b505
SSDEEP

6144:T3IF2wpuBBI4tStmnyD/nyW7qifJbQQuHyan7CK82O:T3KCStqyznyW7Lludp8V

Score

10^/10

fatalrat infostealer rat

Malware Config

Signatures

FatalRat
FatalRat is a modular infostealer family written in C++ first appearing in June 2021.
infostealer rat fatalrat

Fatal Rat payload 2 IoCs

rat infostealer

resource	yara_rule
behavioral1/memory/2808-2-0x0000000010000000-0x000000001002A000-memory.dmp	fatalrat
behavioral1/memory/2704-15-0x0000000010000000-0x000000001002A000-memory.dmp	fatalrat

Executes dropped EXE 1 IoCs

pid	Process
2704	d5c48236a5de2d68e64f40c685e9b3e583d0d73d5457331f1332809efae1c79d.exe

Loads dropped DLL 1 IoCs

pid	Process
2808	d5c48236a5de2d68e64f40c685e9b3e583d0d73d5457331f1332809efae1c79d.exe

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2808	d5c48236a5de2d68e64f40c685e9b3e583d0d73d5457331f1332809efae1c79d.exe
Token: SeDebugPrivilege	2704	d5c48236a5de2d68e64f40c685e9b3e583d0d73d5457331f1332809efae1c79d.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2808 wrote to memory of 2704	2808	d5c48236a5de2d68e64f40c685e9b3e583d0d73d5457331f1332809efae1c79d.exe	28
PID 2808 wrote to memory of 2704	2808	d5c48236a5de2d68e64f40c685e9b3e583d0d73d5457331f1332809efae1c79d.exe	28
PID 2808 wrote to memory of 2704	2808	d5c48236a5de2d68e64f40c685e9b3e583d0d73d5457331f1332809efae1c79d.exe	28
PID 2808 wrote to memory of 2704	2808	d5c48236a5de2d68e64f40c685e9b3e583d0d73d5457331f1332809efae1c79d.exe	28

C:\Users\Admin\AppData\Local\Temp\d5c48236a5de2d68e64f40c685e9b3e583d0d73d5457331f1332809efae1c79d.exe
"C:\Users\Admin\AppData\Local\Temp\d5c48236a5de2d68e64f40c685e9b3e583d0d73d5457331f1332809efae1c79d.exe"
1⤵
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2808
- C:\Users\Admin\AppData\Local\d5c48236a5de2d68e64f40c685e9b3e583d0d73d5457331f1332809efae1c79d.exe
  "C:\Users\Admin\AppData\Local\d5c48236a5de2d68e64f40c685e9b3e583d0d73d5457331f1332809efae1c79d.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:2704

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:\Users\Public\Documents\SVP7.PNG

Filesize
151KB

MD5
ba3e241765eba6d5be6490d4c4e4528d

SHA1
2b9b6acc6b2af30208699d819c8b891797d4cb45

SHA256
cfb5d25c2e51c8723792ca1eafc19fc83e3485be8e196576206a6d65361e12ad

SHA512
f28502e97b9f71b8c5b8383d04a08518f738090255fbe305e349f99df575f056a86e3232ac768db7b77134c8ce4b069f756d8efc49cdb17b5da011a0c5da90cb

Download Submit
\Users\Admin\AppData\Local\d5c48236a5de2d68e64f40c685e9b3e583d0d73d5457331f1332809efae1c79d.exe

Filesize
324KB

MD5
c17eecabcc478ec9761143ac39d5fd49

SHA1
6a00b754fbdd81b8378ea95ad2402056cf2e4b7c

SHA256
d5c48236a5de2d68e64f40c685e9b3e583d0d73d5457331f1332809efae1c79d

SHA512
8ce968107bf2134658df857bc246565fd0fdf6f02973d66557eac676e6f07874c96441ba6fd6e90b1b1bf5e8a6ba1631a34398ff0da8fb83d3e1777f62f0b505

Download Submit
memory/2704-15-0x0000000010000000-0x000000001002A000-memory.dmp

Filesize
168KB

Download
memory/2808-2-0x0000000010000000-0x000000001002A000-memory.dmp

Filesize
168KB

Download