ramnit | 80132059c033b4354f20acc52879767bac021679b98c89adbb562ad4447232cc

Analysis

max time kernel
117s
max time network
130s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
11-01-2025 02:27

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General

Target

80132059c033b4354f20acc52879767bac021679b98c89adbb562ad4447232cc.dll
Size

120KB
MD5

3ea0c998564ffe048529e6b01e268428
SHA1

15f175d80b489093115783314638ba5463f9d516
SHA256

80132059c033b4354f20acc52879767bac021679b98c89adbb562ad4447232cc
SHA512

9994954daabacfe001ae32bd8300791d772b5898e80b607f7f695ab454638170024acad26b2195a25c69ec5da50c4ae9348db8dfb358247ded5862ce89c6b225
SSDEEP

1536:6hWTimRqIDubZ4TovsnU9zx2g5883CXV6IL3ZBOEzwLvZYJbhNetQ5Nu:6hBID64Tovv5ByFFLpBf8jZYdyQ5

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
2060	rundll32Srv.exe
1808	DesktopLayer.exe

Loads dropped DLL 2 IoCs

pid	Process
2072	rundll32.exe
2060	rundll32Srv.exe

Drops file in System32 directory 1 IoCs

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

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x00070000000120fe-2.dat	upx
behavioral1/memory/2060-13-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/1808-20-0x0000000000400000-0x000000000042E000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\pxB08A.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
624	2072	WerFault.exe	30

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	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32Srv.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DesktopLayer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE

Modifies Internet Explorer settings 1 TTPs 28 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "442724328"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{A16DF121-CFC3-11EF-A364-FA59FB4FA467} = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Internet Explorer\SearchScopes	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1808	DesktopLayer.exe
1808	DesktopLayer.exe
1808	DesktopLayer.exe
1808	DesktopLayer.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1160	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1160	iexplore.exe
1160	iexplore.exe
2824	IEXPLORE.EXE
2824	IEXPLORE.EXE
2824	IEXPLORE.EXE
2824	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 27 IoCs

description	pid	Process	procid_target
PID 1292 wrote to memory of 2072	1292	rundll32.exe	30
PID 1292 wrote to memory of 2072	1292	rundll32.exe	30
PID 1292 wrote to memory of 2072	1292	rundll32.exe	30
PID 1292 wrote to memory of 2072	1292	rundll32.exe	30
PID 1292 wrote to memory of 2072	1292	rundll32.exe	30
PID 1292 wrote to memory of 2072	1292	rundll32.exe	30
PID 1292 wrote to memory of 2072	1292	rundll32.exe	30
PID 2072 wrote to memory of 2060	2072	rundll32.exe	31
PID 2072 wrote to memory of 2060	2072	rundll32.exe	31
PID 2072 wrote to memory of 2060	2072	rundll32.exe	31
PID 2072 wrote to memory of 2060	2072	rundll32.exe	31
PID 2060 wrote to memory of 1808	2060	rundll32Srv.exe	32
PID 2060 wrote to memory of 1808	2060	rundll32Srv.exe	32
PID 2060 wrote to memory of 1808	2060	rundll32Srv.exe	32
PID 2060 wrote to memory of 1808	2060	rundll32Srv.exe	32
PID 1808 wrote to memory of 1160	1808	DesktopLayer.exe	33
PID 1808 wrote to memory of 1160	1808	DesktopLayer.exe	33
PID 1808 wrote to memory of 1160	1808	DesktopLayer.exe	33
PID 1808 wrote to memory of 1160	1808	DesktopLayer.exe	33
PID 2072 wrote to memory of 624	2072	rundll32.exe	34
PID 2072 wrote to memory of 624	2072	rundll32.exe	34
PID 2072 wrote to memory of 624	2072	rundll32.exe	34
PID 2072 wrote to memory of 624	2072	rundll32.exe	34
PID 1160 wrote to memory of 2824	1160	iexplore.exe	35
PID 1160 wrote to memory of 2824	1160	iexplore.exe	35
PID 1160 wrote to memory of 2824	1160	iexplore.exe	35
PID 1160 wrote to memory of 2824	1160	iexplore.exe	35

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\80132059c033b4354f20acc52879767bac021679b98c89adbb562ad4447232cc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1292
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\80132059c033b4354f20acc52879767bac021679b98c89adbb562ad4447232cc.dll,#1
  2⤵
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2072
- - C:\Windows\SysWOW64\rundll32Srv.exe
    C:\Windows\SysWOW64\rundll32Srv.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:2060
  - - 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:1808
    - - 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:1160
      - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1160 CREDAT:275457 /prefetch:2
        6⤵
        System Location Discovery: System Language Discovery
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:2824
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2072 -s 224
    3⤵
    - Program crash
    PID:624

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
cd958825e40615fb20e4dd397a7cd8a3

SHA1
56b75f8a4a68c7732163dfef424a15d8c26a4fda

SHA256
99bd67c3f726a01a070da7109da1d6817ad19a27ecde64e9569f556ee723f3f1

SHA512
59b79f9b99ee151ef39233d0bf64f3d532ce64166a5563cc2d7b7ded02a420f0dd872991ee6b86b9a6ec5fa56085bd603505388b21ab3c62a13c976fb103be7f

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

Filesize
342B

MD5
bce96362b751efee4e0d929813580d19

SHA1
b2f6a38ae8f8292d17960723a0bd25719ca1d692

SHA256
fa05f972ffc5c49e255f2682dd0cfa58df2f7c73dff2a00210827f5ffd847cd0

SHA512
de0f26f98a702b3b23d9b0c53752c393a7aad8dda44d8bb4528a172c86f9e1ef5d37b591335cca08d664e7f7af99a1c5ba3b27a7319f0179388a4571dc53ee6e

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

Filesize
342B

MD5
c9f9ff71e10353bbe86a820fdac28829

SHA1
0a66049ba4ca113de5972dbc3a1ab52ede36a96a

SHA256
2ec6f9123fd108a9626a347a21da443bee2ae43a4e55496f4fea7a0885bd325c

SHA512
f4bc18f0e5e8bc212171a06f1fe43ce620155074616a0acbc5760668cbd72ff0cc3a4f45cec7da592a7bbf35bb432bcc268587e80e48e5a5e7677a799c1c4ebb

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

Filesize
342B

MD5
c871d2b2c01fa61decb5d1d645b7f5f1

SHA1
59d508b81c3bde896697f89d71b51d38688dd527

SHA256
6bdfdf0f58e7f06e1d7cfd63175c9cf838d1bf9035d433c83deeaf07503a69fb

SHA512
60e83a5b710a1eeef9314bff4d85cebdd94c84cc98a0cedcaa01a4aa9457c04948b8b4ca9159e4682ff8ab6ca24d607279c8ea9f678f6f4aff9bef92167b1449

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

Filesize
342B

MD5
4cb1161b103696c6adbc8956b4062d8a

SHA1
4d06a242db96b65e3f3f6a3b1e2b80bf6312266e

SHA256
a53073656f9cec2b022025596eb45d44b122cc8d131a4b2db43b5dc2130ccb9e

SHA512
36f6478d505104fc348ba2130fc46a7a5afcb31c338e64550ca1332e8ce45e9403442cf11d7c4e63f50325d030fd5f9f5e0df502e3fb46906281dc28178fdd02

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

Filesize
342B

MD5
d548e94eced01a62f6a479868d03a9d6

SHA1
bca56d64cd6f00481bcc89628aa7eb107b9939a0

SHA256
4a280ae2c6c4278f0d2ea70d69a7ba725fe1abdf4f1c198b5968316ddb19ee06

SHA512
1e34b0be67ef224d5da24f067dd99f5f7e31f298b26757f6df177020cba207843bed285aae30d08902a86f975d5e4dcd28df893cfc4b967930cb6656e0fefc35

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

Filesize
342B

MD5
84e40f6446387e61944d71baa449aa58

SHA1
082e096b8f970f7b449cef0bd17d7d746dcf3bd8

SHA256
5a5e8d215482dd522e967e5897ac02714eb0dcd1e4783c5a17cef0aab71fda2d

SHA512
b574f890bc49ced613b6794c05b6f63a2f37d20415400d6e8bb0bd31bcebca2159fa642ba34e109bf7df330535e402a044de3050a169959c236df58b1d7adf60

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

Filesize
342B

MD5
73031bf8f98743dccc2eed5cc74f3d53

SHA1
f100a1c454626456edabdf14bb6f6d8a9e00ddc5

SHA256
8c8f1828c7cfe3019e1ace3d83babcd0e847441b4cb917ece578f6cf582ea73f

SHA512
de7626a4b2b2589be196f3aa23f94a48394f7c42cf7283c1245f2c90df9e335bf6110afc98c7a7433bf4032e34efadd5aaf6d7bb4f60a8e1853114841f2eb674

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

Filesize
342B

MD5
7d46cfeb394c77f0f55276aafb2f2722

SHA1
eabfe1e1fd5f35b76a57f900f37e72c2972be5c7

SHA256
8dc18ccf1ead2854f5ebe231f7042fac6f57d4c35f08b154f783d07b06597e87

SHA512
9ac59a5bc259d8afafec383041b3872359f0ffebc9b42110c2eb9c1e0f25018976a423ab254fba18b4f7c58f87e57ce99ef204eab8c09834e5f59fdc34841c4a

Download Submit
C:\Users\Admin\AppData\Local\Temp\CabD185.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarD233.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
\Windows\SysWOW64\rundll32Srv.exe

Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
memory/1808-20-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1808-18-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2060-13-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2072-15-0x0000000010000000-0x00000000101C1000-memory.dmp

Filesize
1.8MB

Download
memory/2072-16-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2072-12-0x0000000010000000-0x00000000101C1000-memory.dmp

Filesize
1.8MB

Download
memory/2072-1-0x0000000010000000-0x00000000101C1000-memory.dmp

Filesize
1.8MB

Download