ramnit | a7f38ad5c8960a2bc134d423753fafb55b292e05c7ea710de5f704bf137d7f1a

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
08/06/2024, 06:15

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General

Target

9344c2978cc5cada2569c64cd6fd2c30_NeikiAnalytics.dll
Size

1.0MB
MD5

9344c2978cc5cada2569c64cd6fd2c30
SHA1

6e4003b3694f0239b304469a4cd3627896c5b6d6
SHA256

a7f38ad5c8960a2bc134d423753fafb55b292e05c7ea710de5f704bf137d7f1a
SHA512

a942153008a59a60df67e3c533773b2e17b6da1d8bdfe3c7a8c25c314abe26c9f648c976eeb24e7f51817b1788f2d8b51f46cb7f9d2be2530cdebf6853649fa3
SSDEEP

24576:jf2VfWlcKu6Gavkg3NydIbbbI4IBAUZLYO5/:7uscKu6GaXUT4IBAUZLYOJ

Score

10^/10

ramnit banker spyware stealer trojan upx worm

Malware Config

Signatures

Ramnit
Ramnit is a versatile family that holds viruses, worms, and Trojans.
trojan spyware stealer worm banker ramnit

Executes dropped EXE 1 IoCs

pid	Process
1664	rundll32mgr.exe

Loads dropped DLL 4 IoCs

pid	Process
1260	rundll32.exe
1260	rundll32.exe
1664	rundll32mgr.exe
1664	rundll32mgr.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/1664-13-0x0000000000400000-0x0000000000432000-memory.dmp	upx
behavioral1/memory/1664-20-0x0000000000400000-0x0000000000432000-memory.dmp	upx

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\rundll32mgr.exe	rundll32.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
2596	1260	WerFault.exe	28
2552	1664	WerFault.exe	29

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 1924 wrote to memory of 1260	1924	rundll32.exe	28
PID 1924 wrote to memory of 1260	1924	rundll32.exe	28
PID 1924 wrote to memory of 1260	1924	rundll32.exe	28
PID 1924 wrote to memory of 1260	1924	rundll32.exe	28
PID 1924 wrote to memory of 1260	1924	rundll32.exe	28
PID 1924 wrote to memory of 1260	1924	rundll32.exe	28
PID 1924 wrote to memory of 1260	1924	rundll32.exe	28
PID 1260 wrote to memory of 1664	1260	rundll32.exe	29
PID 1260 wrote to memory of 1664	1260	rundll32.exe	29
PID 1260 wrote to memory of 1664	1260	rundll32.exe	29
PID 1260 wrote to memory of 1664	1260	rundll32.exe	29
PID 1260 wrote to memory of 2596	1260	rundll32.exe	30
PID 1260 wrote to memory of 2596	1260	rundll32.exe	30
PID 1260 wrote to memory of 2596	1260	rundll32.exe	30
PID 1260 wrote to memory of 2596	1260	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9344c2978cc5cada2569c64cd6fd2c30_NeikiAnalytics.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1924
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\9344c2978cc5cada2569c64cd6fd2c30_NeikiAnalytics.dll,#1
  2⤵
  - Loads dropped DLL
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:1260
- - C:\Windows\SysWOW64\rundll32mgr.exe
    C:\Windows\SysWOW64\rundll32mgr.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    PID:1664
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1664 -s 180
      4⤵
      Program crash
      PID:2552
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1260 -s 224
    3⤵
    - Program crash
    PID:2596

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\~TM23C6.tmp

Filesize
1.2MB

MD5
d124f55b9393c976963407dff51ffa79

SHA1
2c7bbedd79791bfb866898c85b504186db610b5d

SHA256
ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

SHA512
278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

Download Submit
\Users\Admin\AppData\Local\Temp\~TM23E6.tmp

Filesize
1.1MB

MD5
9b98d47916ead4f69ef51b56b0c2323c

SHA1
290a80b4ded0efc0fd00816f373fcea81a521330

SHA256
96e0ae104c9662d0d20fdf59844c2d18334e5847b6c4fc7f8ce4b3b87f39887b

SHA512
68b67021f228d8d71df4deb0b6388558b2f935a6aa466a12199cd37ada47ee588ea407b278d190d3a498b0ef3f5f1a2573a469b7ea5561ab2e7055c45565fe94

Download Submit
\Windows\SysWOW64\rundll32mgr.exe

Filesize
157KB

MD5
2ad7467eeceedd64b8bd4f6e04c3cd49

SHA1
d6c5d9878dc49ae9b531d61283609e207154a921

SHA256
2aab17b2f18dfb70cd737b27b1a438ad8878889070a6e025b3684483054f60c9

SHA512
7a647d4a8de90d11cd5afb82ace8354869af0893f28afcf9491d1d4de421315d9a394a5d3462d88c0eff6c5a7a4ed41897d8d0498b59b4b7428ddbb61786be2a

Download Submit
memory/1260-2-0x0000000010000000-0x0000000010101000-memory.dmp

Filesize
1.0MB

Download
memory/1260-3-0x00000000001C0000-0x00000000001F2000-memory.dmp

Filesize
200KB

Download
memory/1664-10-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/1664-13-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/1664-11-0x0000000000220000-0x0000000000252000-memory.dmp

Filesize
200KB

Download
memory/1664-20-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download