ramnit | 207d21197ff1f59fb0990482caab3a3a2e2fd4f2e919b43f5005e93546cd156a

Analysis

max time kernel
141s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
12/05/2024, 16:01

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General

Target

3aefd054c551e0bc720791b2cd28f13c_JaffaCakes118.exe
Size

3.0MB
MD5

3aefd054c551e0bc720791b2cd28f13c
SHA1

23928a248cf79200465b7c3eede47d97add7900e
SHA256

207d21197ff1f59fb0990482caab3a3a2e2fd4f2e919b43f5005e93546cd156a
SHA512

1feba56fbf6f5ab351617007929015c95e10a617b173b4cdad96a7c563260a783695fc30fcaf86408211843085ed953a0f4d35fa7257d9b5f2576695d9d667b7
SSDEEP

49152:uBd8soisY2XTZaqdwk0c05HGiJlXSjenmW35rkx7cmrlXSl:ad2isY2XYqdwkLcHHJlXSjemWJkcqlXS

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

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral2/files/0x0008000000023452-19.dat	acprotect

Executes dropped EXE 2 IoCs

pid	Process
4252	3aefd054c551e0bc720791b2cd28f13c_JaffaCakes118Srv.exe
4416	DesktopLayer.exe

Loads dropped DLL 1 IoCs

pid	Process
1020	3aefd054c551e0bc720791b2cd28f13c_JaffaCakes118.exe

UPX packed file 8 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x0008000000023297-3.dat	upx
behavioral2/memory/4252-6-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/4416-14-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/4416-10-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/4416-15-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/files/0x0008000000023452-19.dat	upx
behavioral2/memory/1020-22-0x0000000010000000-0x000000001003D000-memory.dmp	upx
behavioral2/memory/1020-31-0x0000000010000000-0x000000001003D000-memory.dmp	upx

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\111.jpg	3aefd054c551e0bc720791b2cd28f13c_JaffaCakes118.exe

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\px7762.tmp	3aefd054c551e0bc720791b2cd28f13c_JaffaCakes118Srv.exe
File created	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	3aefd054c551e0bc720791b2cd28f13c_JaffaCakes118Srv.exe
File opened for modification	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	3aefd054c551e0bc720791b2cd28f13c_JaffaCakes118Srv.exe

Modifies Internet Explorer settings 1 TTPs 32 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3410904583"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31106181"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3410904583"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3412936313"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3412936313"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31106181"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{F6D1A870-1078-11EF-B541-4ADE6ABEB422} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\""	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31106181"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31106181"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "422294694"	iexplore.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
4416	DesktopLayer.exe
4416	DesktopLayer.exe
4416	DesktopLayer.exe
4416	DesktopLayer.exe
4416	DesktopLayer.exe
4416	DesktopLayer.exe
4416	DesktopLayer.exe
4416	DesktopLayer.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1364	iexplore.exe

Suspicious use of SetWindowsHookEx 9 IoCs

pid	Process
1020	3aefd054c551e0bc720791b2cd28f13c_JaffaCakes118.exe
1020	3aefd054c551e0bc720791b2cd28f13c_JaffaCakes118.exe
1020	3aefd054c551e0bc720791b2cd28f13c_JaffaCakes118.exe
1020	3aefd054c551e0bc720791b2cd28f13c_JaffaCakes118.exe
1364	iexplore.exe
1364	iexplore.exe
2524	IEXPLORE.EXE
2524	IEXPLORE.EXE
1020	3aefd054c551e0bc720791b2cd28f13c_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1020 wrote to memory of 4252	1020	3aefd054c551e0bc720791b2cd28f13c_JaffaCakes118.exe	84
PID 1020 wrote to memory of 4252	1020	3aefd054c551e0bc720791b2cd28f13c_JaffaCakes118.exe	84
PID 1020 wrote to memory of 4252	1020	3aefd054c551e0bc720791b2cd28f13c_JaffaCakes118.exe	84
PID 4252 wrote to memory of 4416	4252	3aefd054c551e0bc720791b2cd28f13c_JaffaCakes118Srv.exe	86
PID 4252 wrote to memory of 4416	4252	3aefd054c551e0bc720791b2cd28f13c_JaffaCakes118Srv.exe	86
PID 4252 wrote to memory of 4416	4252	3aefd054c551e0bc720791b2cd28f13c_JaffaCakes118Srv.exe	86
PID 4416 wrote to memory of 1364	4416	DesktopLayer.exe	87
PID 4416 wrote to memory of 1364	4416	DesktopLayer.exe	87
PID 1364 wrote to memory of 2524	1364	iexplore.exe	90
PID 1364 wrote to memory of 2524	1364	iexplore.exe	90
PID 1364 wrote to memory of 2524	1364	iexplore.exe	90

C:\Users\Admin\AppData\Local\Temp\3aefd054c551e0bc720791b2cd28f13c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3aefd054c551e0bc720791b2cd28f13c_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1020
- C:\Users\Admin\AppData\Local\Temp\3aefd054c551e0bc720791b2cd28f13c_JaffaCakes118Srv.exe
  C:\Users\Admin\AppData\Local\Temp\3aefd054c551e0bc720791b2cd28f13c_JaffaCakes118Srv.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - Suspicious use of WriteProcessMemory
  PID:4252
- - C:\Program Files (x86)\Microsoft\DesktopLayer.exe
    "C:\Program Files (x86)\Microsoft\DesktopLayer.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:4416
  - - C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe"
      4⤵
      Modifies Internet Explorer settings
      Suspicious use of FindShellTrayWindow
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:1364
    - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1364 CREDAT:17410 /prefetch:2
        5⤵
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:2524

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
471B

MD5
24f055c061cb540ab1edb2d163ee7bb9

SHA1
a87cb4e8ded24a2c92ac02896416859f05099c8f

SHA256
909322ba78ed73a4fab41e5aab4481e4a31dcc33f787bee5af66c328a8121bcc

SHA512
4012f182972698a179fcdd47422da312384d26dca6b0bed5ad15fdc1b528ac5bd685909c38981e2c68b66a4c14df5e59f096ac7557d4e0470bd401da8ca6709d

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
404B

MD5
577c67c4136e0b9929fa4812d80dc8f3

SHA1
ae7f51b0ecfc7a51e5bba0879ddd31994ea7a1ad

SHA256
063281b7a90a41bde3fc81c5f42596b2fcaa91a86e86a3d374cb3f8c3e44166f

SHA512
080acf057d4e719fc69fcbe7669f08078dcebe0c9766f828719c0460c8b719342369f1d586c847a6e7e1fa04b0cc01015d82c0afdb379363d60b0de92e539311

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\verEF80.tmp

Filesize
15KB

MD5
1a545d0052b581fbb2ab4c52133846bc

SHA1
62f3266a9b9925cd6d98658b92adec673cbe3dd3

SHA256
557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

SHA512
bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\GO42234Z\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Users\Admin\AppData\Local\Temp\3aefd054c551e0bc720791b2cd28f13c_JaffaCakes118Srv.exe

Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
C:\Users\Admin\AppData\Local\Temp\SkinH_EL.dll

Filesize
86KB

MD5
147127382e001f495d1842ee7a9e7912

SHA1
92d1ed56032183c75d4b57d7ce30b1c4ae11dc9b

SHA256
edf679c02ea2e170e67ab20dfc18558e2bfb4ee5d59eceeaea4b1ad1a626c3cc

SHA512
97f5ae90a1bbacfe39b9e0f2954c24f9896cc9dca9d14364c438862996f3bbc04a4aa515742fccb3679d222c1302f5bb40c7eaddd6b5859d2d6ef79490243a4d

Download Submit
memory/1020-30-0x0000000000400000-0x0000000000734000-memory.dmp

Filesize
3.2MB

Download
memory/1020-2-0x0000000000400000-0x0000000000734000-memory.dmp

Filesize
3.2MB

Download
memory/1020-22-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1020-26-0x0000000000400000-0x0000000000734000-memory.dmp

Filesize
3.2MB

Download
memory/1020-24-0x0000000000400000-0x0000000000734000-memory.dmp

Filesize
3.2MB

Download
memory/1020-27-0x0000000000400000-0x0000000000734000-memory.dmp

Filesize
3.2MB

Download
memory/1020-28-0x0000000000400000-0x0000000000734000-memory.dmp

Filesize
3.2MB

Download
memory/1020-29-0x0000000000400000-0x0000000000734000-memory.dmp

Filesize
3.2MB

Download
memory/1020-31-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1020-32-0x0000000000400000-0x0000000000734000-memory.dmp

Filesize
3.2MB

Download
memory/1020-34-0x0000000000400000-0x0000000000734000-memory.dmp

Filesize
3.2MB

Download
memory/4252-6-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/4252-7-0x00000000005C0000-0x00000000005CF000-memory.dmp

Filesize
60KB

Download
memory/4416-13-0x0000000000490000-0x0000000000491000-memory.dmp

Filesize
4KB

Download
memory/4416-14-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/4416-15-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/4416-10-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download