ramnit | 2f80d1c619be24c647ae080eb41b863e623f1094f1b746516e2c72a63ffbd18d

Analysis

max time kernel
148s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
29/11/2022, 07:59

Target

2f80d1c619be24c647ae080eb41b863e623f1094f1b746516e2c72a63ffbd18d.dll
Size

256KB
MD5

5ccef01c931b191f115bd8d92a5404d0
SHA1

6f4f4d483b986e17ba7b9bb607ee6bd943b671ad
SHA256

2f80d1c619be24c647ae080eb41b863e623f1094f1b746516e2c72a63ffbd18d
SHA512

813995ae52d81cf7bf05c01748873c7697c5731070be87b85df8142b724de18527e0b4bbe181f94b980315c867653e17e4c85f2068f0022628bfa7986bb6f5b4
SSDEEP

6144:fIFVzaBPfJZPnzPr3JaMHDnZE3p+NAYDr4Vw/OYrG/:izaBPfJZJzHDnZE3p+2Yd/Oj

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
748	rundll32mgr.exe

UPX packed file 1 IoCs

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

resource	yara_rule
behavioral2/memory/748-138-0x0000000000400000-0x000000000042A000-memory.dmp	upx

Loads dropped DLL 1 IoCs

pid	Process
748	rundll32mgr.exe

Drops file in System32 directory 1 IoCs

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

Program crash 3 IoCs

pid	pid_target	Process	procid_target
2420	1324	WerFault.exe	80
3160	1324	WerFault.exe	80
1268	748	WerFault.exe	81

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3044 wrote to memory of 1324	3044	rundll32.exe	80
PID 3044 wrote to memory of 1324	3044	rundll32.exe	80
PID 3044 wrote to memory of 1324	3044	rundll32.exe	80
PID 1324 wrote to memory of 748	1324	rundll32.exe	81
PID 1324 wrote to memory of 748	1324	rundll32.exe	81
PID 1324 wrote to memory of 748	1324	rundll32.exe	81
PID 1324 wrote to memory of 2420	1324	rundll32.exe	84
PID 1324 wrote to memory of 2420	1324	rundll32.exe	84
PID 1324 wrote to memory of 2420	1324	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2f80d1c619be24c647ae080eb41b863e623f1094f1b746516e2c72a63ffbd18d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3044
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\2f80d1c619be24c647ae080eb41b863e623f1094f1b746516e2c72a63ffbd18d.dll,#1
  2⤵
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:1324
- - C:\Windows\SysWOW64\rundll32mgr.exe
    C:\Windows\SysWOW64\rundll32mgr.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    PID:748
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 748 -s 492
      4⤵
      Program crash
      PID:1268
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1324 -s 656
    3⤵
    - Program crash
    PID:2420
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1324 -s 656
    3⤵
    - Program crash
    PID:3160

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1324 -ip 1324
1⤵
PID:1584

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 748 -ip 748
1⤵
PID:3408

C:\Users\Admin\AppData\Local\Temp\~TM9937.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/748-138-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/748-139-0x0000000000680000-0x00000000006AA000-memory.dmp

Filesize
168KB

Download
memory/748-140-0x0000000077B60000-0x0000000077D03000-memory.dmp

Filesize
1.6MB

Download
memory/1324-137-0x0000000010000000-0x0000000010042000-memory.dmp

Filesize
264KB

Download