ramnit | 7772e99c3746ef4b90e02aa1eaf500d6e9f4b79c1b722bc748267df879e34d3f

Analysis

max time kernel
157s
max time network
167s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
30/10/2022, 23:11

Target

7772e99c3746ef4b90e02aa1eaf500d6e9f4b79c1b722bc748267df879e34d3f.dll
Size

453KB
MD5

915212b329545e42dcbb4aae6458ef10
SHA1

0880ba34642d03d652371c0eaec7010feb3b1a2c
SHA256

7772e99c3746ef4b90e02aa1eaf500d6e9f4b79c1b722bc748267df879e34d3f
SHA512

6646789f92c0fa91ac5a52ce1cc2c4a67dd8e1abc78983cf6ac76a7330251737e5f6e598402f7f66726e6a0f5a907e2e6026fbfe282ef93efa3b1b16e34e3564
SSDEEP

12288:h6qIr+648pT2vo7/lK/3uY8aWKG4MY3gxU81C/yxRVoXdsgd8kJyo39koTJ2vpu4:hdIr+646u8R3FKyo36QJO6A5U9Hg

Score

10^/10

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
4768	rundll32mgr.exe

UPX packed file 1 IoCs

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

resource	yara_rule
behavioral2/memory/4768-138-0x0000000000400000-0x000000000042A000-memory.dmp	upx

Loads dropped DLL 1 IoCs

pid	Process
4768	rundll32mgr.exe

Drops file in System32 directory 1 IoCs

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4632	4768	WerFault.exe	80

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3376 wrote to memory of 2096	3376	rundll32.exe	79
PID 3376 wrote to memory of 2096	3376	rundll32.exe	79
PID 3376 wrote to memory of 2096	3376	rundll32.exe	79
PID 2096 wrote to memory of 4768	2096	rundll32.exe	80
PID 2096 wrote to memory of 4768	2096	rundll32.exe	80
PID 2096 wrote to memory of 4768	2096	rundll32.exe	80

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7772e99c3746ef4b90e02aa1eaf500d6e9f4b79c1b722bc748267df879e34d3f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3376
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\7772e99c3746ef4b90e02aa1eaf500d6e9f4b79c1b722bc748267df879e34d3f.dll,#1
  2⤵
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:2096
- - C:\Windows\SysWOW64\rundll32mgr.exe
    C:\Windows\SysWOW64\rundll32mgr.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    PID:4768
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4768 -s 476
      4⤵
      Program crash
      PID:4632

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4768 -ip 4768
1⤵
PID:4704

C:\Users\Admin\AppData\Local\Temp\~TMC9AE.tmp

Filesize
1.6MB

MD5
4f3387277ccbd6d1f21ac5c07fe4ca68

SHA1
e16506f662dc92023bf82def1d621497c8ab5890

SHA256
767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

SHA512
9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

Download Submit
C:\Windows\SysWOW64\rundll32mgr.exe

Filesize
106KB

MD5
dcd2cafa72c9d5bd898b636a18133d3c

SHA1
b55e85453de9254cbf4c21c0de92d82c6deefccb

SHA256
936b14fbbf629fcf92ac06673d974de2b2a44a109953e6664e1c36a4e5c9d27c

SHA512
59e475f668015b3a6372d79ea6459b21ae591d73305b7696ef139fe0e716f1038595ea5df079e1850535e6358aef4d8e92bdee68ffd07b44471bc7133041952c

Download Submit
C:\Windows\SysWOW64\rundll32mgr.exe

Filesize
106KB

MD5
dcd2cafa72c9d5bd898b636a18133d3c

SHA1
b55e85453de9254cbf4c21c0de92d82c6deefccb

SHA256
936b14fbbf629fcf92ac06673d974de2b2a44a109953e6664e1c36a4e5c9d27c

SHA512
59e475f668015b3a6372d79ea6459b21ae591d73305b7696ef139fe0e716f1038595ea5df079e1850535e6358aef4d8e92bdee68ffd07b44471bc7133041952c

Download Submit
memory/2096-133-0x0000000074DB0000-0x0000000074E3B000-memory.dmp

Filesize
556KB

Download
memory/4768-138-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/4768-139-0x0000000002040000-0x000000000206A000-memory.dmp

Filesize
168KB

Download
memory/4768-140-0x0000000077360000-0x0000000077503000-memory.dmp

Filesize
1.6MB

Download