ramnit | 5f7126449f9d3ff412b49398c16ba3138ad6f7a4158ffd2763a916bf720a8789

Analysis

max time kernel
149s
max time network
150s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
12/05/2024, 11:25

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General

Target

39d935bb40cbe2590a38b0d23a803644_JaffaCakes118.html
Size

386KB
MD5

39d935bb40cbe2590a38b0d23a803644
SHA1

4dbceaef0ab63b49529d54f791d19ae55735040b
SHA256

5f7126449f9d3ff412b49398c16ba3138ad6f7a4158ffd2763a916bf720a8789
SHA512

1a747b9c88ef2d41b86802c949deb84a47a9ac7c4ff35c97ebf291fa95814b0bad23595b3d47b378c3ffe780d91f6d75705b3b695524a1f95a1d13bb4cd1ecdb
SSDEEP

6144:Sx+sMYod+X3oI+YIsMYod+X3oI+YLsMYod+X3oI+YQ:j5d+X3M5d+X315d+X3+

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
2500	svchost.exe
1324	DesktopLayer.exe

Loads dropped DLL 2 IoCs

pid	Process
2952	IEXPLORE.EXE
2500	svchost.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x002e000000015c9f-570.dat	upx
behavioral1/memory/2500-576-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/1324-583-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/1324-586-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/1324-587-0x0000000000400000-0x000000000042E000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	svchost.exe
File opened for modification	C:\Program Files (x86)\Microsoft\pxA766.tmp	svchost.exe
File created	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	svchost.exe

Modifies Internet Explorer settings 1 TTPs 28 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{4597ED51-1052-11EF-B5EE-F6E8909E8427} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "421674969"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3d0000003d000000c3040000a2020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1324	DesktopLayer.exe
1324	DesktopLayer.exe
1324	DesktopLayer.exe
1324	DesktopLayer.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2088	iexplore.exe
2088	iexplore.exe

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
2088	iexplore.exe
2088	iexplore.exe
2952	IEXPLORE.EXE
2952	IEXPLORE.EXE
2952	IEXPLORE.EXE
2952	IEXPLORE.EXE
2088	iexplore.exe
2088	iexplore.exe
2772	IEXPLORE.EXE
2772	IEXPLORE.EXE
2772	IEXPLORE.EXE
2772	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 2088 wrote to memory of 2952	2088	iexplore.exe	28
PID 2088 wrote to memory of 2952	2088	iexplore.exe	28
PID 2088 wrote to memory of 2952	2088	iexplore.exe	28
PID 2088 wrote to memory of 2952	2088	iexplore.exe	28
PID 2952 wrote to memory of 2500	2952	IEXPLORE.EXE	32
PID 2952 wrote to memory of 2500	2952	IEXPLORE.EXE	32
PID 2952 wrote to memory of 2500	2952	IEXPLORE.EXE	32
PID 2952 wrote to memory of 2500	2952	IEXPLORE.EXE	32
PID 2500 wrote to memory of 1324	2500	svchost.exe	33
PID 2500 wrote to memory of 1324	2500	svchost.exe	33
PID 2500 wrote to memory of 1324	2500	svchost.exe	33
PID 2500 wrote to memory of 1324	2500	svchost.exe	33
PID 1324 wrote to memory of 2740	1324	DesktopLayer.exe	34
PID 1324 wrote to memory of 2740	1324	DesktopLayer.exe	34
PID 1324 wrote to memory of 2740	1324	DesktopLayer.exe	34
PID 1324 wrote to memory of 2740	1324	DesktopLayer.exe	34
PID 2088 wrote to memory of 2772	2088	iexplore.exe	35
PID 2088 wrote to memory of 2772	2088	iexplore.exe	35
PID 2088 wrote to memory of 2772	2088	iexplore.exe	35
PID 2088 wrote to memory of 2772	2088	iexplore.exe	35

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\39d935bb40cbe2590a38b0d23a803644_JaffaCakes118.html
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2088
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2088 CREDAT:275457 /prefetch:2
  2⤵
  - Loads dropped DLL
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2952
- - 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:2500
  - - 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:1324
    - - C:\Program Files\Internet Explorer\iexplore.exe
        
        "C:\Program Files\Internet Explorer\iexplore.exe"
        5⤵
        
        PID:2740
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2088 CREDAT:209940 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:2772

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\3C428B1A3E5F57D887EC4B864FAC5DCC

Filesize
914B

MD5
e4a68ac854ac5242460afd72481b2a44

SHA1
df3c24f9bfd666761b268073fe06d1cc8d4f82a4

SHA256
cb3ccbb76031e5e0138f8dd39a23f9de47ffc35e43c1144cea27d46a5ab1cb5f

SHA512
5622207e1ba285f172756f6019af92ac808ed63286e24dfecc1e79873fb5d140f1ceb7133f2476e89a5f75f711f9813a9fbb8fd5287f64adfdcc53b864f9bdc5

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\F0ACCF77CDCBFF39F6191887F6D2D357

Filesize
1KB

MD5
a266bb7dcc38a562631361bbf61dd11b

SHA1
3b1efd3a66ea28b16697394703a72ca340a05bd5

SHA256
df545bf919a2439c36983b54cdfc903dfa4f37d3996d8d84b4c31eec6f3c163e

SHA512
0da8ef4f8f6ed3d16d2bc8eb816b9e6e1345dfe2d91160196c47e6149a1d6aedaafadcefd66acdea7f72dcf0832770192ceac15b0c559c4ccc2c0e5581d5aefc

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3C428B1A3E5F57D887EC4B864FAC5DCC

Filesize
252B

MD5
23f40df3562d46ef7b80fe7279ce2f3c

SHA1
4014a51dcad27fb74b52d4d9d6adda92242e7b62

SHA256
df4de317db847d5e22feaf8b211a751902c1d590aa25687e0b29577ee46db2b3

SHA512
9b68d131fb1c565d658ec3dede7d78afddcf01dd6960bd2f6cbed691df092a82de91d536d53ada04d00c6fd671c2e512e9215554a7ebee17c72245bbe4230ff4

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

Filesize
344B

MD5
939a13e423bb1e0091445cf3c60c60da

SHA1
7d7175e2c29971624ab6b6953b2504060e30113d

SHA256
e51b65f88e12bae0bd275f4b874c119c9f9313ff1a2325b5c3d30176805fb5a2

SHA512
e9b291615b31ca00ad8261fe8a1b96466759bb9e49246f2bafb756f2a3cda29247b370474326343c98a042ad1a6b162201fc3953ffcf0a163cca97224eeb0444

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

Filesize
344B

MD5
a5ae71d07bb203654d308f498314bd09

SHA1
cec446aaa79380b2ee919d1c7674671c5732aef2

SHA256
f85986fd3bfcb35cb4a29dbc1180abb4e31e189d7be67ff5146de2dd31f107fc

SHA512
f12b775782a7ba2e91b75f2511b3354ed6862e2a4b86a77ea0b1d8cc5fd0b130bfe73c90783070cfef02c64e3e348d5f59044c5629dba421c8499681c4bf715a

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

Filesize
344B

MD5
1e2f75974c540b942cd5f02fcff33c65

SHA1
69d95765e83d03dca80c1da74b558d9079789551

SHA256
9528405983cb55d9ec576d09487b27e1bd11acfaed6c83566160cf5a637ad6e2

SHA512
3e88a3a655481cfa00d4c50a1f756a84af457ffcbeddb8183a5fd826b407d4beec2b5655ef89fc56b270daad4d28429940a430f0b1b5e714c855e2e93e7b96e9

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

Filesize
344B

MD5
5c5557be29d019f67b41592af0680cdc

SHA1
19fb653a582475e65f22eb577ba999ef80365214

SHA256
4294abed0a5ccfae03ec95348d88696037a6c0c41e7fb4e0d4ac5ed3ea6aba20

SHA512
4fc4c2343f417b9d3a90fe5e8f9d14fb53adb1a289aab84383526282c819ba5319183a7b1c1ef1605e9b80868d336606b2b1186b8bde6080891f914ac331380f

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

Filesize
344B

MD5
ebed3089a878df9b70b79c71f3ce8397

SHA1
4c440949777f7cfd5eba49291c257195c6f3ecb5

SHA256
7dbc7a9dc6e58eec4911d89ce7c1428de474e98dc93cfdd71da183d711c044c4

SHA512
184a8eb62e7ec9b87a3459aa1dab67563481785f04afd463c48764b95b38ff270813a071b2e0aa076959810512d37984e59c0d3c57e28a89677b738ddf2a1bff

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

Filesize
344B

MD5
9fb18528f1f2d22f94cefe746202fd84

SHA1
409ee710415f964d34a09ba41b98b7b46501d9af

SHA256
b0700829081d8b7d9b995fc5bf5f7a5b1a4f7b70485edb236a9ddabb7f657977

SHA512
4951b0084e1a30c872afc39ee0ed9713f45c289762126958339ae3859bb4dcd9d58d7701b4b0b78a3ebd021ff903a8f6e6a4d239b94ecdbfeb0943599bb562b2

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

Filesize
344B

MD5
befc0f9da5b4bf2798560f3baf0c4432

SHA1
a82e34ee03ede9cfec29d06ea257a8cc3dc6a50e

SHA256
a43d1b9d14d9174330699a3a38984e02e447ed9ec39c479d788c33905a415da6

SHA512
85091467fc244e14e3723fcbbe91c6117b0afe4e861381c59868c5e39a60099da8863675226d082775e0f190931641f501e065932f38d84939e9b69ea2e37525

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

Filesize
344B

MD5
d2a68fb49eb181729f21b10fb271b01b

SHA1
419109a79d517115cded73f00e61ad871c319cf5

SHA256
723f9f2b7aa95f27b5a7bf9d09044fa3cb4d4eab26757d8869b0e30b526b1804

SHA512
84972a13fd090434feacfa35543464fd14a603b9b7811d396e1ad5be5bfae4214546eee44125d480cd2b5c1e6987cf8cb362500a36e6e1e8a5ed5cfd869507d0

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

Filesize
344B

MD5
67513d889fed9a038bda2d370d58ddd2

SHA1
271bbe53d94ba62900fd75ed84d151974196a2b9

SHA256
cc7ebd2b054cbb92009bf3fa052881ddf2c2252f5d2f6f4157c94e3c05676f24

SHA512
58a5d01a71bf82abae6b2c15073f341f023cfcdea8672cb91b4f50f43d1c80c17e89fddfeb8e2a9cc873a8d0209f73d1d23dabd5e23053d91cd83d268bf88428

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357

Filesize
242B

MD5
b4e7b2e5d0339051894dd39a7dbca8a5

SHA1
f0e0284c0481a7e4ef32a4d452dc195fb0b77b40

SHA256
c84ee3810f98bdd89f9abb6834a21cb9b85ec19d628b7e2ef914da26ee88fc98

SHA512
776e1d77deecda82d675f37ef7a3fe46acef5ea14a4cfbbc46b8cf60ad41f32515f73ed8e5ec7a937e84e591649ce1adaabced13f8ab17b820877c76ec0514fa

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab84A.tmp

Filesize
68KB

MD5
29f65ba8e88c063813cc50a4ea544e93

SHA1
05a7040d5c127e68c25d81cc51271ffb8bef3568

SHA256
1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

SHA512
e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar9B7.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/1324-583-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1324-586-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1324-585-0x00000000002C0000-0x00000000002C1000-memory.dmp

Filesize
4KB

Download
memory/1324-587-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2500-577-0x0000000000230000-0x000000000023F000-memory.dmp

Filesize
60KB

Download
memory/2500-576-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download