ramnit | dd89e60836ab76b394b6e24ea3d8af2591851326e248782d1b70e7a4b5f7c19c

Analysis

max time kernel
91s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19-09-2024 04:45

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General

Target

ea9c5fdf54aa9f5b1c32b16caa5fbc91_JaffaCakes118.exe
Size

52KB
MD5

ea9c5fdf54aa9f5b1c32b16caa5fbc91
SHA1

85772b888048b5185d9fa90dd477b8f79bb7adbb
SHA256

dd89e60836ab76b394b6e24ea3d8af2591851326e248782d1b70e7a4b5f7c19c
SHA512

7aa8b43054c27ac68634211d76e580f6bef54c84fe7bdf9a2f52d0d7dd8862933d154309cfd898ec79687a1e7d2e1c61a47bd7b20743f3cb3d530197cf465ad2
SSDEEP

1536:/3jv2srzVRv7Kf4AH+pdcDJVoYMeKTn1:/isXjTuoaD6eK71

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

Executes dropped EXE 1 IoCs

pid	Process
2136	DesktopLayer.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3268-3-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral2/memory/3268-2-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral2/memory/3268-10-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral2/memory/2136-14-0x0000000000400000-0x000000000041A000-memory.dmp	upx
behavioral2/memory/2136-16-0x0000000000400000-0x000000000041A000-memory.dmp	upx
behavioral2/memory/2136-18-0x0000000000400000-0x000000000041A000-memory.dmp	upx
behavioral2/memory/2136-17-0x0000000000400000-0x0000000000413000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\pxC4B7.tmp	ea9c5fdf54aa9f5b1c32b16caa5fbc91_JaffaCakes118.exe
File created	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	ea9c5fdf54aa9f5b1c32b16caa5fbc91_JaffaCakes118.exe
File opened for modification	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	ea9c5fdf54aa9f5b1c32b16caa5fbc91_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	ea9c5fdf54aa9f5b1c32b16caa5fbc91_JaffaCakes118.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 30 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\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
Set value (int)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3559798265"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31132238"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "433486105"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{FF9035CC-7641-11EF-818E-EE255DF7DB21} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31132238"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3556829446"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3556829446"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31132238"	iexplore.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2136	DesktopLayer.exe
2136	DesktopLayer.exe
2136	DesktopLayer.exe
2136	DesktopLayer.exe
2136	DesktopLayer.exe
2136	DesktopLayer.exe
2136	DesktopLayer.exe
2136	DesktopLayer.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3432	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3432	iexplore.exe
3432	iexplore.exe
2876	IEXPLORE.EXE
2876	IEXPLORE.EXE
2876	IEXPLORE.EXE
2876	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3268 wrote to memory of 2136	3268	ea9c5fdf54aa9f5b1c32b16caa5fbc91_JaffaCakes118.exe	84
PID 3268 wrote to memory of 2136	3268	ea9c5fdf54aa9f5b1c32b16caa5fbc91_JaffaCakes118.exe	84
PID 3268 wrote to memory of 2136	3268	ea9c5fdf54aa9f5b1c32b16caa5fbc91_JaffaCakes118.exe	84
PID 2136 wrote to memory of 3432	2136	DesktopLayer.exe	85
PID 2136 wrote to memory of 3432	2136	DesktopLayer.exe	85
PID 3432 wrote to memory of 2876	3432	iexplore.exe	86
PID 3432 wrote to memory of 2876	3432	iexplore.exe	86
PID 3432 wrote to memory of 2876	3432	iexplore.exe	86

C:\Users\Admin\AppData\Local\Temp\ea9c5fdf54aa9f5b1c32b16caa5fbc91_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ea9c5fdf54aa9f5b1c32b16caa5fbc91_JaffaCakes118.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3268
- C:\Program Files (x86)\Microsoft\DesktopLayer.exe
  "C:\Program Files (x86)\Microsoft\DesktopLayer.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2136
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe"
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:3432
  - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3432 CREDAT:17410 /prefetch:2
      4⤵
      System Location Discovery: System Language Discovery
      Modifies Internet Explorer settings
      Suspicious use of SetWindowsHookEx
      PID:2876

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:\Program Files (x86)\Microsoft\DesktopLayer.exe

Filesize
52KB

MD5
ea9c5fdf54aa9f5b1c32b16caa5fbc91

SHA1
85772b888048b5185d9fa90dd477b8f79bb7adbb

SHA256
dd89e60836ab76b394b6e24ea3d8af2591851326e248782d1b70e7a4b5f7c19c

SHA512
7aa8b43054c27ac68634211d76e580f6bef54c84fe7bdf9a2f52d0d7dd8862933d154309cfd898ec79687a1e7d2e1c61a47bd7b20743f3cb3d530197cf465ad2

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

Filesize
471B

MD5
33bac9325241193616461afd5a0deb0c

SHA1
e78ed72996568bc9616f4d6b20403749252b4859

SHA256
cb0b78d15b774b91ab6f6ef315a14f301b85b40122a72622818753212538f5b7

SHA512
3054cbd1551e36a747fc4c7086d3cc484530ea13d44279b4f5f92d462d91d7e3322bb240edeedd517751c00949a6264b50322464e446290726fde18ac4eb2e2e

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

Filesize
404B

MD5
9703fdf3f440e5b45db65b9e28a18b56

SHA1
75c7e547bfbce53eeb6ea20d8c70c4b85a3320d0

SHA256
889a7c9a30923e6e48e9c027dce2584f0173134973c324c76dda57f377631e83

SHA512
266d7883ec3a789c2b3650e49d9abdb4435f222d5877194d8f9a5ef814e27bb9d664eea2d6db32dd906505266d6383e9a5d82bb51e35afec5025f92066d37ba2

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

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
memory/2136-14-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/2136-11-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/2136-12-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/2136-15-0x0000000000460000-0x0000000000461000-memory.dmp

Filesize
4KB

Download
memory/2136-16-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/2136-18-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/2136-17-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/3268-10-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/3268-0-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/3268-2-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/3268-3-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/3268-1-0x00000000005C0000-0x00000000005C2000-memory.dmp

Filesize
8KB

Download