ramnit | ddae29d6a54a25aaea639b0cf01e68a0d92ec72b02034a1d5a6e6a275f989671

Analysis

max time kernel
144s
max time network
186s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
03/12/2022, 12:07

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

ddae29d6a54a25aaea639b0cf01e68a0d92ec72b02034a1d5a6e6a275f989671.dll
Size

230KB
MD5

95d1577bbe06715eae428d5fcc24fed0
SHA1

1e511ddb93eeecb8e572e7a41139400924c96d3e
SHA256

ddae29d6a54a25aaea639b0cf01e68a0d92ec72b02034a1d5a6e6a275f989671
SHA512

a4c17d5507ed76f25d3409ab1e28d545bc825ad2327273d09b379016b2b59734dabfd4588c3b76c012101caf48e11d00e742f935d8c4f905b9f5fdb858621bd9
SSDEEP

6144:pz//qSpgkfpI0EeZWAV4RosfZIQrXU2xNIqQTj5:p6Spgcye9V4RRhIulBQT

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 2 IoCs

pid	Process
1980	rundll32Srv.exe
1664	DesktopLayer.exe

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x000b0000000122f6-56.dat	upx
behavioral1/memory/2024-59-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/files/0x000b0000000122f6-61.dat	upx
behavioral1/files/0x000b0000000122f6-63.dat	upx
behavioral1/files/0x000a00000001230a-64.dat	upx
behavioral1/files/0x000a00000001230a-66.dat	upx
behavioral1/memory/1980-67-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/files/0x000a00000001230a-69.dat	upx
behavioral1/memory/1664-71-0x0000000000400000-0x000000000042E000-memory.dmp	upx

Loads dropped DLL 2 IoCs

pid	Process
2024	rundll32.exe
1980	rundll32Srv.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 opened for modification	C:\Program Files (x86)\Microsoft\pxB636.tmp	rundll32Srv.exe
File created	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	rundll32Srv.exe
File opened for modification	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	rundll32Srv.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1204	2024	WerFault.exe	28

Modifies Internet Explorer settings 1 TTPs 30 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "377100253"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{6FA852E0-756E-11ED-9431-E233F62F3A57} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\SearchScopes	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1664	DesktopLayer.exe
1664	DesktopLayer.exe
1664	DesktopLayer.exe
1664	DesktopLayer.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1332	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1332	iexplore.exe
1332	iexplore.exe
1944	IEXPLORE.EXE
1944	IEXPLORE.EXE
1944	IEXPLORE.EXE
1944	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 27 IoCs

description	pid	Process	procid_target
PID 1420 wrote to memory of 2024	1420	rundll32.exe	28
PID 1420 wrote to memory of 2024	1420	rundll32.exe	28
PID 1420 wrote to memory of 2024	1420	rundll32.exe	28
PID 1420 wrote to memory of 2024	1420	rundll32.exe	28
PID 1420 wrote to memory of 2024	1420	rundll32.exe	28
PID 1420 wrote to memory of 2024	1420	rundll32.exe	28
PID 1420 wrote to memory of 2024	1420	rundll32.exe	28
PID 2024 wrote to memory of 1980	2024	rundll32.exe	29
PID 2024 wrote to memory of 1980	2024	rundll32.exe	29
PID 2024 wrote to memory of 1980	2024	rundll32.exe	29
PID 2024 wrote to memory of 1980	2024	rundll32.exe	29
PID 1980 wrote to memory of 1664	1980	rundll32Srv.exe	30
PID 1980 wrote to memory of 1664	1980	rundll32Srv.exe	30
PID 1980 wrote to memory of 1664	1980	rundll32Srv.exe	30
PID 1980 wrote to memory of 1664	1980	rundll32Srv.exe	30
PID 2024 wrote to memory of 1204	2024	rundll32.exe	31
PID 2024 wrote to memory of 1204	2024	rundll32.exe	31
PID 2024 wrote to memory of 1204	2024	rundll32.exe	31
PID 2024 wrote to memory of 1204	2024	rundll32.exe	31
PID 1664 wrote to memory of 1332	1664	DesktopLayer.exe	32
PID 1664 wrote to memory of 1332	1664	DesktopLayer.exe	32
PID 1664 wrote to memory of 1332	1664	DesktopLayer.exe	32
PID 1664 wrote to memory of 1332	1664	DesktopLayer.exe	32
PID 1332 wrote to memory of 1944	1332	iexplore.exe	34
PID 1332 wrote to memory of 1944	1332	iexplore.exe	34
PID 1332 wrote to memory of 1944	1332	iexplore.exe	34
PID 1332 wrote to memory of 1944	1332	iexplore.exe	34

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ddae29d6a54a25aaea639b0cf01e68a0d92ec72b02034a1d5a6e6a275f989671.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1420
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ddae29d6a54a25aaea639b0cf01e68a0d92ec72b02034a1d5a6e6a275f989671.dll,#1
  2⤵
  - Loads dropped DLL
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:2024
- - C:\Windows\SysWOW64\rundll32Srv.exe
    C:\Windows\SysWOW64\rundll32Srv.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Drops file in Program Files directory
    - Suspicious use of WriteProcessMemory
    PID:1980
  - - C:\Program Files (x86)\Microsoft\DesktopLayer.exe
      "C:\Program Files (x86)\Microsoft\DesktopLayer.exe"
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of WriteProcessMemory
      PID:1664
    - - C:\Program Files\Internet Explorer\iexplore.exe
        
        "C:\Program Files\Internet Explorer\iexplore.exe"
        5⤵
        Modifies Internet Explorer settings
        Suspicious use of FindShellTrayWindow
        Suspicious use of SetWindowsHookEx
        Suspicious use of WriteProcessMemory
        
        PID:1332
      - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1332 CREDAT:275457 /prefetch:2
        6⤵
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:1944
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2024 -s 224
    3⤵
    - Program crash
    PID:1204

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Program Files (x86)\Microsoft\DesktopLayer.exe

Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
C:\Program Files (x86)\Microsoft\DesktopLayer.exe

Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\499Q0DFL.txt

Filesize
608B

MD5
2c06538a1643498f541798cae45b4e49

SHA1
a12ae91c1c47f69092ac8521b9ad69cf3e78512a

SHA256
8011336cfc80a38068f111a5fa4148a737c01e5d7ec278d1875be94c23ac2c2f

SHA512
147203dae6e79a8ee1465867720bfbd12e10732fa37ba1842df00d879cade14b41c6957ba6fb04b2afafd34ab1f200d289e2f9550483d58458b333113e91e77a

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

Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

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

Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
\Program Files (x86)\Microsoft\DesktopLayer.exe

Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
\Windows\SysWOW64\rundll32Srv.exe

Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
memory/1664-71-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1980-67-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2024-58-0x00000000753B0000-0x00000000753F5000-memory.dmp

Filesize
276KB

Download
memory/2024-59-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2024-57-0x0000000075400000-0x0000000075445000-memory.dmp

Filesize
276KB

Download
memory/2024-73-0x00000000753B0000-0x00000000753F5000-memory.dmp

Filesize
276KB

Download
memory/2024-72-0x0000000075400000-0x0000000075445000-memory.dmp

Filesize
276KB

Download
memory/2024-55-0x00000000767B1000-0x00000000767B3000-memory.dmp

Filesize
8KB

Download