ramnit | 3b1859dce6e94b4aba7e4887e4ede263b0146940466c7cddb3e81c5602cc7eca

Analysis

max time kernel
132s
max time network
134s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
15-12-2024 11:14

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General

Target

f3bc09f473bb8acdf977cd6ba0674d59_JaffaCakes118.html
Size

158KB
MD5

f3bc09f473bb8acdf977cd6ba0674d59
SHA1

0f2d2a17b900fbb22d0faa740535c9711813c0c2
SHA256

3b1859dce6e94b4aba7e4887e4ede263b0146940466c7cddb3e81c5602cc7eca
SHA512

1b1e22037333bc23beb5375cd5d13880e7304c053504c431aadd19cd8c94e3fb42cd436e8d2890ffabcc1badb4326f7ebd265b57c1632dc801ea8f8ba6ed98be
SSDEEP

1536:ieRTce3gCwRas96L8tPyLi+rffMxqNisaQx4V5roEIfGJZN8qbV76EX1UP09weXu:iUbS9a8PyfkMY+BES09JXAnyrZalI+YQ

Score

10^/10

ramnit banker discovery 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
Ramnit family
ramnit

Executes dropped EXE 2 IoCs

pid	Process
1592	svchost.exe
492	DesktopLayer.exe

Loads dropped DLL 2 IoCs

pid	Process
2384	IEXPLORE.EXE
1592	svchost.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x003300000001749c-432.dat	upx
behavioral1/memory/1592-438-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/492-445-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/492-447-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/492-450-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/492-449-0x0000000000400000-0x000000000042E000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	svchost.exe
File opened for modification	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	svchost.exe
File opened for modification	C:\Program Files (x86)\Microsoft\px9E81.tmp	svchost.exe

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DesktopLayer.exe

Modifies Internet Explorer settings 1 TTPs 32 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{B1156B11-BAD5-11EF-8673-F2BBDB1F0DCB} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "440423134"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3d0000003d000000c3040000a2020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\SearchScopes	iexplore.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
492	DesktopLayer.exe
492	DesktopLayer.exe
492	DesktopLayer.exe
492	DesktopLayer.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2136	iexplore.exe
2136	iexplore.exe

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
2136	iexplore.exe
2136	iexplore.exe
2384	IEXPLORE.EXE
2384	IEXPLORE.EXE
2384	IEXPLORE.EXE
2384	IEXPLORE.EXE
2136	iexplore.exe
2136	iexplore.exe
2916	IEXPLORE.EXE
2916	IEXPLORE.EXE
2916	IEXPLORE.EXE
2916	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 2136 wrote to memory of 2384	2136	iexplore.exe	30
PID 2136 wrote to memory of 2384	2136	iexplore.exe	30
PID 2136 wrote to memory of 2384	2136	iexplore.exe	30
PID 2136 wrote to memory of 2384	2136	iexplore.exe	30
PID 2384 wrote to memory of 1592	2384	IEXPLORE.EXE	35
PID 2384 wrote to memory of 1592	2384	IEXPLORE.EXE	35
PID 2384 wrote to memory of 1592	2384	IEXPLORE.EXE	35
PID 2384 wrote to memory of 1592	2384	IEXPLORE.EXE	35
PID 1592 wrote to memory of 492	1592	svchost.exe	36
PID 1592 wrote to memory of 492	1592	svchost.exe	36
PID 1592 wrote to memory of 492	1592	svchost.exe	36
PID 1592 wrote to memory of 492	1592	svchost.exe	36
PID 492 wrote to memory of 2232	492	DesktopLayer.exe	37
PID 492 wrote to memory of 2232	492	DesktopLayer.exe	37
PID 492 wrote to memory of 2232	492	DesktopLayer.exe	37
PID 492 wrote to memory of 2232	492	DesktopLayer.exe	37
PID 2136 wrote to memory of 2916	2136	iexplore.exe	38
PID 2136 wrote to memory of 2916	2136	iexplore.exe	38
PID 2136 wrote to memory of 2916	2136	iexplore.exe	38
PID 2136 wrote to memory of 2916	2136	iexplore.exe	38

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\f3bc09f473bb8acdf977cd6ba0674d59_JaffaCakes118.html
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2136
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2136 CREDAT:275457 /prefetch:2
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2384
- - C:\Users\Admin\AppData\Local\Temp\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\svchost.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Drops file in Program Files directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1592
  - - C:\Program Files (x86)\Microsoft\DesktopLayer.exe
      "C:\Program Files (x86)\Microsoft\DesktopLayer.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of WriteProcessMemory
      PID:492
    - - C:\Program Files\Internet Explorer\iexplore.exe
        
        "C:\Program Files\Internet Explorer\iexplore.exe"
        5⤵
        
        PID:2232
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2136 CREDAT:537614 /prefetch:2
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:2916

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
fa32ea2b23e02d9bde015b27edfe0b29

SHA1
db3a77eb70f705eaec517d635049ec053065315b

SHA256
2e772fb558d9d3f798964dbe0fcb870c2378615f341e5c97847d49e22939424f

SHA512
6fdd1da47c57eccb30e046844aad35292214a175231e373c5b1c0da7f64eb6542281a4c7fbbe5d3bf9de77343accf3bafa8798718a2ed61028f1020aa802d8fc

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
32654a89a6bd9bc1c9b735dbbee9e372

SHA1
6a39d562d799612e95475f7fb7a905bb273ee73f

SHA256
91bf73a451023b13db7484ba0646293f4f9af7e0254ae90ff8c66e56d0bfd78e

SHA512
a7f0a20f651fb8749066e75f88183763898ee52e49df8fe3afeed43bff57786e3507bb0e182c7cf8398d7dbe3142eba6dc769a9d92cb546f31393fa58cc0b27d

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
91ba49b9d557edfed803b34300e171d6

SHA1
8b60f487a1c553f818f89d59e3f65e24faa4199f

SHA256
49bf8b529940e94db3956c2f9ab4031ccdedc1dce26ac2c58eebcbe4792b9b7c

SHA512
cda1a638f156558bf4d6767266256001dc68c1c936f2fac051193925775c68fe33599481a51a1c9fbdf7bc4480ee98f564ee10d3c00de8d4f7abbc1858925d8d

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
8f991d88acaa3454fa9b4a2f1b810653

SHA1
8e16bd3777348443f83b2e2b3fe4e4460e1a8161

SHA256
24cd4669169681c2aa504975e5929de652ca90cec68e09ac3da51e34671d5283

SHA512
7fd6c2dba0c66df759041b16eceb4c5906155ac9a1526b0e2f02f4a3135b3946469fedcc53ea3638fbc529e9182fbd890282ec609b14232334fbdc256c4000e4

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
8706e347b77cdd6be04cbe671c2741e9

SHA1
95ea8bcbacb0c583ace7b27da0f56f684c2dd6a2

SHA256
ef05b27ade42359c5074d169a248d41f94837a22b44dd107ce40739926e53401

SHA512
9f0caf3481368dd8ae81108f5a82333f6466039f01655d2ce3bb88e7c6411d1f8d683416ce866cc9af772ce3168df963a34b177ee10a34de99a6eb814687066f

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
8f15e4c201c1187cc47610c1cd5170b7

SHA1
01208a6041e3f1c4c63fd7a0be54c66a0f1e73db

SHA256
c7b574e16f48d373fdf06ca6cab6972ab1665d74b6b49fbdfd87938576bb534d

SHA512
9e05025b6310ed19a6f07375da11138986c4a1af2eb543b9702af01e09cf98024277043555c311c7f66946527480dd6547e50ce436cfaca4df3dca37c301b448

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
e63daa94d90b0651f69a0984c88295f4

SHA1
7f78f0f3f9e813ff40a5dfe69fd95e0cd2aebcdd

SHA256
30d6326f69b1ed01aff45e528619c4a43253ec4d682f3b8f100d4677eb189b18

SHA512
b9959ed1bb596ea816d8b4543058c2fc0dde3a336885475f5eb5f69d7c521133c944dfb4fbecfa7367e168c209a9ec1ce319e999fa715d38a8ff945629867bf3

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
59f30796d33a496e7af50eaf4774ea7f

SHA1
dddb75269f73ac3f4d9dbdf4f4eb80a66b13f076

SHA256
27f193f886f62874f94f023bd4577f358fbeff2b1b528e9134db01ba33571ddb

SHA512
2d55f39e0caf49cddc3c1ed59aa8e231032675976908091e29505f487b82246e0a684766937de883f4b1b7c2699c72798f5e0884c0084514846c01e999f44775

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab141F.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar1431.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
\Users\Admin\AppData\Local\Temp\svchost.exe

Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
memory/492-450-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/492-447-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/492-449-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/492-448-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/492-445-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1592-438-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1592-439-0x00000000001C0000-0x00000000001CF000-memory.dmp

Filesize
60KB

Download