ramnit | 9eba80753a0f851470c6b67cc7941b07642acc1eabe43643ad1233bf4697a52b

Analysis

max time kernel
40s
max time network
48s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
01-10-2022 17:46

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General

Target

9eba80753a0f851470c6b67cc7941b07642acc1eabe43643ad1233bf4697a52b.dll
Size

232KB
MD5

49f6f48b6439f2ba94b4523a3421b2d0
SHA1

30d68a62a65a73a8690f473e2abadd6646a77652
SHA256

9eba80753a0f851470c6b67cc7941b07642acc1eabe43643ad1233bf4697a52b
SHA512

a3231f99a4507d83dc79b575e1de51d76d84bc82a006e6c336fe1b98d41f56bc08c9f20bbfdeb3088ed6dd5114005741de57e388c732a8eb82ffa27396d97941
SSDEEP

3072:SJ/bDvolYJ975jjHnNNHLwj5Hj59BjUY0quvirFHWMiA/HQ0P0CKKgiT4fUADtN2:SJ/8W2uvihHFHlTT4h55ZBXK

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
1860	rundll32Srv.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x0007000000005c50-56.dat	upx
behavioral1/files/0x0007000000005c50-59.dat	upx
behavioral1/files/0x0007000000005c50-61.dat	upx
behavioral1/memory/1860-63-0x0000000000400000-0x0000000000436000-memory.dmp	upx

Loads dropped DLL 1 IoCs

pid	Process
964	rundll32.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\rundll32Srv.exe	rundll32.exe

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	rundll32Srv.exe
File opened for modification	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	rundll32Srv.exe
File opened for modification	C:\Program Files (x86)\Microsoft\px5DF9.tmp	rundll32Srv.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1860	rundll32Srv.exe

Suspicious behavior: MapViewOfSection 22 IoCs

pid	Process
1860	rundll32Srv.exe
1860	rundll32Srv.exe
1860	rundll32Srv.exe
1860	rundll32Srv.exe
1860	rundll32Srv.exe
1860	rundll32Srv.exe
1860	rundll32Srv.exe
1860	rundll32Srv.exe
1860	rundll32Srv.exe
1860	rundll32Srv.exe
1860	rundll32Srv.exe
1860	rundll32Srv.exe
1860	rundll32Srv.exe
1860	rundll32Srv.exe
1860	rundll32Srv.exe
1860	rundll32Srv.exe
1860	rundll32Srv.exe
1860	rundll32Srv.exe
1860	rundll32Srv.exe
1860	rundll32Srv.exe
1860	rundll32Srv.exe
1860	rundll32Srv.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1860	rundll32Srv.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1184 wrote to memory of 964	1184	rundll32.exe	26
PID 1184 wrote to memory of 964	1184	rundll32.exe	26
PID 1184 wrote to memory of 964	1184	rundll32.exe	26
PID 1184 wrote to memory of 964	1184	rundll32.exe	26
PID 1184 wrote to memory of 964	1184	rundll32.exe	26
PID 1184 wrote to memory of 964	1184	rundll32.exe	26
PID 1184 wrote to memory of 964	1184	rundll32.exe	26
PID 964 wrote to memory of 1860	964	rundll32.exe	27
PID 964 wrote to memory of 1860	964	rundll32.exe	27
PID 964 wrote to memory of 1860	964	rundll32.exe	27
PID 964 wrote to memory of 1860	964	rundll32.exe	27
PID 1860 wrote to memory of 368	1860	rundll32Srv.exe	5
PID 1860 wrote to memory of 368	1860	rundll32Srv.exe	5
PID 1860 wrote to memory of 368	1860	rundll32Srv.exe	5
PID 1860 wrote to memory of 368	1860	rundll32Srv.exe	5
PID 1860 wrote to memory of 368	1860	rundll32Srv.exe	5
PID 1860 wrote to memory of 368	1860	rundll32Srv.exe	5
PID 1860 wrote to memory of 368	1860	rundll32Srv.exe	5
PID 1860 wrote to memory of 376	1860	rundll32Srv.exe	4
PID 1860 wrote to memory of 376	1860	rundll32Srv.exe	4
PID 1860 wrote to memory of 376	1860	rundll32Srv.exe	4
PID 1860 wrote to memory of 376	1860	rundll32Srv.exe	4
PID 1860 wrote to memory of 376	1860	rundll32Srv.exe	4
PID 1860 wrote to memory of 376	1860	rundll32Srv.exe	4
PID 1860 wrote to memory of 376	1860	rundll32Srv.exe	4
PID 1860 wrote to memory of 416	1860	rundll32Srv.exe	3
PID 1860 wrote to memory of 416	1860	rundll32Srv.exe	3
PID 1860 wrote to memory of 416	1860	rundll32Srv.exe	3
PID 1860 wrote to memory of 416	1860	rundll32Srv.exe	3
PID 1860 wrote to memory of 416	1860	rundll32Srv.exe	3
PID 1860 wrote to memory of 416	1860	rundll32Srv.exe	3
PID 1860 wrote to memory of 416	1860	rundll32Srv.exe	3
PID 1860 wrote to memory of 460	1860	rundll32Srv.exe	2
PID 1860 wrote to memory of 460	1860	rundll32Srv.exe	2
PID 1860 wrote to memory of 460	1860	rundll32Srv.exe	2
PID 1860 wrote to memory of 460	1860	rundll32Srv.exe	2
PID 1860 wrote to memory of 460	1860	rundll32Srv.exe	2
PID 1860 wrote to memory of 460	1860	rundll32Srv.exe	2
PID 1860 wrote to memory of 460	1860	rundll32Srv.exe	2
PID 1860 wrote to memory of 476	1860	rundll32Srv.exe	1
PID 1860 wrote to memory of 476	1860	rundll32Srv.exe	1
PID 1860 wrote to memory of 476	1860	rundll32Srv.exe	1
PID 1860 wrote to memory of 476	1860	rundll32Srv.exe	1
PID 1860 wrote to memory of 476	1860	rundll32Srv.exe	1
PID 1860 wrote to memory of 476	1860	rundll32Srv.exe	1
PID 1860 wrote to memory of 476	1860	rundll32Srv.exe	1
PID 1860 wrote to memory of 484	1860	rundll32Srv.exe	24
PID 1860 wrote to memory of 484	1860	rundll32Srv.exe	24
PID 1860 wrote to memory of 484	1860	rundll32Srv.exe	24
PID 1860 wrote to memory of 484	1860	rundll32Srv.exe	24
PID 1860 wrote to memory of 484	1860	rundll32Srv.exe	24
PID 1860 wrote to memory of 484	1860	rundll32Srv.exe	24
PID 1860 wrote to memory of 484	1860	rundll32Srv.exe	24
PID 1860 wrote to memory of 584	1860	rundll32Srv.exe	8
PID 1860 wrote to memory of 584	1860	rundll32Srv.exe	8
PID 1860 wrote to memory of 584	1860	rundll32Srv.exe	8
PID 1860 wrote to memory of 584	1860	rundll32Srv.exe	8
PID 1860 wrote to memory of 584	1860	rundll32Srv.exe	8
PID 1860 wrote to memory of 584	1860	rundll32Srv.exe	8
PID 1860 wrote to memory of 584	1860	rundll32Srv.exe	8
PID 1860 wrote to memory of 664	1860	rundll32Srv.exe	23
PID 1860 wrote to memory of 664	1860	rundll32Srv.exe	23
PID 1860 wrote to memory of 664	1860	rundll32Srv.exe	23
PID 1860 wrote to memory of 664	1860	rundll32Srv.exe	23

C:\Windows\system32\lsass.exe
C:\Windows\system32\lsass.exe
1⤵
PID:476

C:\Windows\system32\services.exe
C:\Windows\system32\services.exe
1⤵
PID:460
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k DcomLaunch
  2⤵
  PID:584
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k NetworkService
  2⤵
  PID:328
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
  2⤵
  PID:1036
- C:\Windows\system32\taskhost.exe
  "taskhost.exe"
  2⤵
  PID:1256
- C:\Windows\system32\sppsvc.exe
  C:\Windows\system32\sppsvc.exe
  2⤵
  PID:1812
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
  2⤵
  PID:1756
- C:\Windows\System32\spoolsv.exe
  C:\Windows\System32\spoolsv.exe
  2⤵
  PID:300
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k netsvcs
  2⤵
  PID:872
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalService
  2⤵
  PID:832
- C:\Windows\System32\svchost.exe
  C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted
  2⤵
  PID:804
- C:\Windows\System32\svchost.exe
  C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
  2⤵
  PID:732
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k RPCSS
  2⤵
  PID:664

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:416

C:\Windows\system32\csrss.exe
%SystemRoot%\system32\csrss.exe ObjectDirectory=\Windows SharedSection=1024,20480,768 Windows=On SubSystemType=Windows ServerDll=basesrv,1 ServerDll=winsrv:UserServerDllInitialization,3 ServerDll=winsrv:ConServerDllInitialization,2 ServerDll=sxssrv,4 ProfileControl=Off MaxRequestThreads=16
1⤵
PID:376

C:\Windows\system32\wininit.exe
wininit.exe
1⤵
PID:368
- C:\Windows\system32\lsm.exe
  C:\Windows\system32\lsm.exe
  2⤵
  PID:484

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1412
- C:\Windows\system32\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\9eba80753a0f851470c6b67cc7941b07642acc1eabe43643ad1233bf4697a52b.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1184
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\9eba80753a0f851470c6b67cc7941b07642acc1eabe43643ad1233bf4697a52b.dll,#1
    3⤵
    - Loads dropped DLL
    - Drops file in System32 directory
    - Suspicious use of WriteProcessMemory
    PID:964
  - - C:\Windows\SysWOW64\rundll32Srv.exe
      C:\Windows\SysWOW64\rundll32Srv.exe
      4⤵
      Executes dropped EXE
      Drops file in Program Files directory
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: MapViewOfSection
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:1860

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1340

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\WINDOWS\SYSWOW64\RUNDLL32SRV.EXE

Filesize
170KB

MD5
675e06a8ef823be7b39d4fd7c5f4560d

SHA1
08cb14c576b35d0e79fcaf9674ebb4da598b8868

SHA256
67135fa98f6a5f7d2d888e959060cb81ef0ca22092e7ac36cf47bf3bb1ac935d

SHA512
1e720f76778092aaa949179daee88cfa64ce8b28cf5721f5609ed4f0d4e1e8d854261a47f0d0380c0d261ba74577295db5ee4c2c4c35ac32c0de2c191d96484b

Download Submit
C:\Windows\SysWOW64\rundll32Srv.exe

Filesize
170KB

MD5
675e06a8ef823be7b39d4fd7c5f4560d

SHA1
08cb14c576b35d0e79fcaf9674ebb4da598b8868

SHA256
67135fa98f6a5f7d2d888e959060cb81ef0ca22092e7ac36cf47bf3bb1ac935d

SHA512
1e720f76778092aaa949179daee88cfa64ce8b28cf5721f5609ed4f0d4e1e8d854261a47f0d0380c0d261ba74577295db5ee4c2c4c35ac32c0de2c191d96484b

Download Submit
\Windows\SysWOW64\rundll32Srv.exe

Filesize
170KB

MD5
675e06a8ef823be7b39d4fd7c5f4560d

SHA1
08cb14c576b35d0e79fcaf9674ebb4da598b8868

SHA256
67135fa98f6a5f7d2d888e959060cb81ef0ca22092e7ac36cf47bf3bb1ac935d

SHA512
1e720f76778092aaa949179daee88cfa64ce8b28cf5721f5609ed4f0d4e1e8d854261a47f0d0380c0d261ba74577295db5ee4c2c4c35ac32c0de2c191d96484b

Download Submit
memory/964-57-0x0000000010000000-0x000000001003B000-memory.dmp

Filesize
236KB

Download
memory/964-55-0x0000000074BB1000-0x0000000074BB3000-memory.dmp

Filesize
8KB

Download
memory/964-62-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/964-65-0x000000007EFA0000-0x000000007EFAC000-memory.dmp

Filesize
48KB

Download
memory/964-66-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/964-67-0x000000007EFA0000-0x000000007EFAC000-memory.dmp

Filesize
48KB

Download
memory/1860-64-0x00000000001D0000-0x00000000001DF000-memory.dmp

Filesize
60KB

Download
memory/1860-63-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download