ramnit | b23bb0c16f07fce509498f0fa0719c358c16f2562057e661d69942f9cd3db1d6

Analysis

max time kernel
133s
max time network
134s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
14-05-2024 07:23

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General

Target

40ab307d46351d0f734b01f3aa1c995f_JaffaCakes118.html
Size

158KB
MD5

40ab307d46351d0f734b01f3aa1c995f
SHA1

47e19ff1a07bae666e0986983b5db2416f08652f
SHA256

b23bb0c16f07fce509498f0fa0719c358c16f2562057e661d69942f9cd3db1d6
SHA512

ed5a9e0f58bb5d4e549e577bfb061aa259d980048884ecb95ee46753aed80fc4390f6128f30ce996790acdc8561336e5ccf16b1bb12896bf39bf6c3d613fb8e6
SSDEEP

1536:iYRT3Zo8qSXTIF1hyLi+rffMxqNisaQx4V5roEIfGJZN8qbV76EX1UP09weXA3om:iSYucF1hyfkMY+BES09JXAnyrZalI+YQ

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
2816	svchost.exe
2804	DesktopLayer.exe

Loads dropped DLL 2 IoCs

pid	Process
2096	IEXPLORE.EXE
2816	svchost.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x002f000000004ed7-476.dat	upx
behavioral1/memory/2816-482-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2804-490-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2804-494-0x0000000000400000-0x000000000042E000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\pxF3C1.tmp	svchost.exe
File created	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	svchost.exe
File opened for modification	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	svchost.exe

Modifies Internet Explorer settings 1 TTPs 32 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3d0000003d000000c3040000a2020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "3"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{E91415F1-11C2-11EF-8A5C-CE787CD1CA6F} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "421833298"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\SearchScopes	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2804	DesktopLayer.exe
2804	DesktopLayer.exe
2804	DesktopLayer.exe
2804	DesktopLayer.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1656	iexplore.exe
1656	iexplore.exe

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
1656	iexplore.exe
1656	iexplore.exe
2096	IEXPLORE.EXE
2096	IEXPLORE.EXE
2096	IEXPLORE.EXE
2096	IEXPLORE.EXE
1656	iexplore.exe
1656	iexplore.exe
1956	IEXPLORE.EXE
1956	IEXPLORE.EXE
1956	IEXPLORE.EXE
1956	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 1656 wrote to memory of 2096	1656	iexplore.exe	28
PID 1656 wrote to memory of 2096	1656	iexplore.exe	28
PID 1656 wrote to memory of 2096	1656	iexplore.exe	28
PID 1656 wrote to memory of 2096	1656	iexplore.exe	28
PID 2096 wrote to memory of 2816	2096	IEXPLORE.EXE	34
PID 2096 wrote to memory of 2816	2096	IEXPLORE.EXE	34
PID 2096 wrote to memory of 2816	2096	IEXPLORE.EXE	34
PID 2096 wrote to memory of 2816	2096	IEXPLORE.EXE	34
PID 2816 wrote to memory of 2804	2816	svchost.exe	35
PID 2816 wrote to memory of 2804	2816	svchost.exe	35
PID 2816 wrote to memory of 2804	2816	svchost.exe	35
PID 2816 wrote to memory of 2804	2816	svchost.exe	35
PID 2804 wrote to memory of 2800	2804	DesktopLayer.exe	36
PID 2804 wrote to memory of 2800	2804	DesktopLayer.exe	36
PID 2804 wrote to memory of 2800	2804	DesktopLayer.exe	36
PID 2804 wrote to memory of 2800	2804	DesktopLayer.exe	36
PID 1656 wrote to memory of 1956	1656	iexplore.exe	37
PID 1656 wrote to memory of 1956	1656	iexplore.exe	37
PID 1656 wrote to memory of 1956	1656	iexplore.exe	37
PID 1656 wrote to memory of 1956	1656	iexplore.exe	37

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\40ab307d46351d0f734b01f3aa1c995f_JaffaCakes118.html
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1656
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1656 CREDAT:275457 /prefetch:2
  2⤵
  - Loads dropped DLL
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2096
- - 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
    - Suspicious use of WriteProcessMemory
    PID:2816
  - - 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:2804
    - - C:\Program Files\Internet Explorer\iexplore.exe
        
        "C:\Program Files\Internet Explorer\iexplore.exe"
        5⤵
        
        PID:2800
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1656 CREDAT:603146 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:1956

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
68KB

MD5
29f65ba8e88c063813cc50a4ea544e93

SHA1
05a7040d5c127e68c25d81cc51271ffb8bef3568

SHA256
1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

SHA512
e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

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

Filesize
344B

MD5
4a50b0ad299dd9291541e9abb174f3fe

SHA1
4857dd91e6e70dda350bbbc7e00d689d74ab15d5

SHA256
a75b47ed7cac8c54df8cb1da12cdee464d75855bcc0514881815d73c8a9bc1b2

SHA512
7a344a195c7ae1c8dcc19baaaa3326975d24ae1fe1ffe60330e9b36e72b9e7552a3b0b9c1f21381246fb2e6ef2efd08c60516b810f8a1430b64e10e43280272f

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

Filesize
344B

MD5
dccd26e4a2ae279d7a16f23e0f681809

SHA1
741253051d3824129c1804a1d001fe5204133adb

SHA256
345749c69bab4eb2c3bb15cba4f085683990b6e50b8b6fa6e1ae963241fe0808

SHA512
669c106b439db94bbdf1ba291b0748c2b6087a586f7f1b6cb3c61f0000fff5703dbfb6990f17de320ed5dbac8c325f74e886ee11d252b64eab3f9af9a7045ce7

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

Filesize
344B

MD5
6ffffa6fdf6442d345868bdc91a7c7de

SHA1
4d46090182ad57701bfd2b109d4f134f855c9bda

SHA256
5aa54515a8058f8cf56d1c868207767fd4729dfb2bea39018b475a9d08308b53

SHA512
cdb1dc06883732a932bfb04848b8bd2f1cf19fce95b7dc43430cd5000274ccb1c4c313b7e5c1f837136d1248b4d800f4692c3a37a1b50cc6e62d8f388c9ac327

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

Filesize
344B

MD5
4b50165f69b99831a7e9cd75ede0f19d

SHA1
f061df1cab21799ce4468a2fe4cb62e85486069c

SHA256
fc1d9e896c97809839816fadbb70f1d735f1d745c0660a6ae1cd98dbbfb8d60e

SHA512
c38b1118d0a959e4e225be82093e3d4e35657e304be79e83774bfa2b21ad8c2725180809e9762419f01c23cb958b009708cc5ebbab7d6cde19798fddd4f1d613

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

Filesize
344B

MD5
0944efce589ecfbd0aca86e1abd2fa3c

SHA1
dce1c90a6fb4024876f46933bf6fcfa3b8369da8

SHA256
39772bb32bc0390031381757a5524ca986c8a7dbf26686ff4c6391eb6e2bf37a

SHA512
c7567249f714a5ee08285d5a0450b5eaccaa50328d3b8cea00216fc245d6cb2f8d5f1750ce2d3abb4ea05c659633c24700765719f44e7dbeb8160eac593fd56f

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

Filesize
344B

MD5
1a8cdfc50a5f6bcd2d6936d375b2f818

SHA1
dfe4c9a25aa05cbb78159df14f197a41e16e297b

SHA256
bf38b88cffef5e41ba59829f69850944fa56dab401de049df214df87ecf4c6ef

SHA512
5ae7a483db2fb9aa88de807c89e3122cdac951ba92bd1a16439d70bf21b23d48977c2e70d97e86b94758adca605896884e7f3d850af6e66e0651df0febf76205

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

Filesize
344B

MD5
40d0cdd6bfc6f220dc772c910c18218e

SHA1
6189fddbcde4dbae5d56aeab9220909482c3313a

SHA256
c8d82b089b80707bf4e383051ebc389df1090f4bfda94ad2632f49b35e494d83

SHA512
b1d58d3b4da18febc2a1c9736be700e8f42f26f4fd61cdc7e0a39a2b80e10d8571f4752962441f675dd83ce1d2c2621b3216a33baad1cb304e6d0d65d321b379

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

Filesize
344B

MD5
5a6c3d9b15dee43542cc38bc3977de51

SHA1
93b3d0ac33cb5035ab93a1eb529557115748ab6c

SHA256
4ba33cde2456485ce7091135ce4bd8cf6097dd0436fa8d2265dbfbc166cfc99a

SHA512
24a6f1215784be8d0e9ef06286d3c2dde2ea02bed2d633d831d9aa6f6046175ef5f69bfa6540f67dda6fef591f6d5675cfb97b78ee6750edc9ec04235f34f26d

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

Filesize
344B

MD5
f2fc5b6397be38436badc0c824f1641c

SHA1
4076ada0e1aff6e0f46806caeb2a91c333525e4f

SHA256
2c862cac8a34a96409811ce28c79360d2e12ca5ba2dffc8a9dee1fc16c39450e

SHA512
391bab734442fc8490b8fccba01dbafbd5e481eb6b639f9eafeb52bd2573d7977c3be93a0a5a93717914bc934eb399fecd3861c1824686351a91339e8f841b72

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

Filesize
344B

MD5
186fcf6318e3a92cf29194548e03c100

SHA1
a38fbd9a285b8cc5515868e7685ee6b3807ee50b

SHA256
3e99cc2da1d4d24340500660f5e40fa22d0fd496ba967afb772d2d13cd4c2792

SHA512
432e05526042d0cc04b13c6c1013d7c5c818f791baf70e0bc44774cc945c8641b281de3f94705a9adecd1f70af65b0df6b8700389b7e754231bafddaa633f48e

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

Filesize
344B

MD5
5994713043d70a488fa4db1bb19989ed

SHA1
f60516f868c6c19b49d697f058c84fc00b1163cd

SHA256
9d87d9de7d90a281e7cfff20c9431d903aca2149fb609a3399e33e73b5a22a9c

SHA512
41a1acdcc0855c5a5a5c908a995c1ad25334d0f1b3c202356af5848325654355e0e4c6c865a532b26e6881f25fc2f7223b6ed805775827b06f5a2eac14112f30

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab12B8.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar1399.tmp

Filesize
177KB

MD5
435a9ac180383f9fa094131b173a2f7b

SHA1
76944ea657a9db94f9a4bef38f88c46ed4166983

SHA256
67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

SHA512
1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

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

Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
memory/2804-490-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2804-492-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2804-494-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2816-486-0x0000000000250000-0x000000000027E000-memory.dmp

Filesize
184KB

Download
memory/2816-482-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2816-483-0x0000000000240000-0x000000000024F000-memory.dmp

Filesize
60KB

Download