ramnit | 2900f1c24ac35d2b1013b3c3672299a458f9fcb0eabd471b6b6ffdcc31d0404e

Analysis

max time kernel
91s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
28-06-2024 13:49

Target

1a5c1ebbf6fe3f3548d14a10d0ae22f6_JaffaCakes118.dll
Size

142KB
MD5

1a5c1ebbf6fe3f3548d14a10d0ae22f6
SHA1

c81c072abc1776d3cc0794b1848a7b8bc7ef56e9
SHA256

2900f1c24ac35d2b1013b3c3672299a458f9fcb0eabd471b6b6ffdcc31d0404e
SHA512

f81636072ba594cdeea98614b81e7063c2ea3b7e3e926073fa4d0a3bbf39b40f7411f6a3d9e514f3d4cc6cb57378e6dbd37017c7bb78c7edc2e4406a1d70b70f
SSDEEP

3072:co6nwLqrSa4I+V5Y/OOBJlVwJmM3wcwuwh/rYaZLg+bH3+bdrKITr0mBO+R14yaL:p6u7Ho/h/5ZLgnUIEm8+R1sBR19

Score

10^/10

Ramnit
Ramnit is a versatile family that holds viruses, worms, and Trojans.
trojan spyware stealer worm banker ramnit
Executes dropped EXE 1 IoCs

Processes:

regsvr32mgr.exe

pid process

4908 regsvr32mgr.exe
Loads dropped DLL 1 IoCs

Processes:

regsvr32mgr.exe

pid process

4908 regsvr32mgr.exe
UPX packed file 1 IoCs
Detects executables packed with UPX/modified UPX open source packer.
upx

Processes:

resource yara_rule

behavioral2/memory/4908-9-0x0000000000400000-0x000000000042A000-memory.dmp upx
Drops file in System32 directory 1 IoCs

Processes:

regsvr32.exe

description ioc process

File created C:\Windows\SysWOW64\regsvr32mgr.exe regsvr32.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

432 4908 WerFault.exe regsvr32mgr.exe

pid	process
4908	regsvr32mgr.exe

pid	process
4908	regsvr32mgr.exe

resource	yara_rule
behavioral2/memory/4908-9-0x0000000000400000-0x000000000042A000-memory.dmp	upx

description	ioc	process
File created	C:\Windows\SysWOW64\regsvr32mgr.exe	regsvr32.exe

pid	pid_target	process	target process
432	4908	WerFault.exe	regsvr32mgr.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

regsvr32.exeregsvr32.exe

description	pid	process	target process
PID 1648 wrote to memory of 4056	1648	regsvr32.exe	regsvr32.exe
PID 1648 wrote to memory of 4056	1648	regsvr32.exe	regsvr32.exe
PID 1648 wrote to memory of 4056	1648	regsvr32.exe	regsvr32.exe
PID 4056 wrote to memory of 4908	4056	regsvr32.exe	regsvr32mgr.exe
PID 4056 wrote to memory of 4908	4056	regsvr32.exe	regsvr32mgr.exe
PID 4056 wrote to memory of 4908	4056	regsvr32.exe	regsvr32mgr.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\1a5c1ebbf6fe3f3548d14a10d0ae22f6_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1648

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4908 -s 480
4⤵
- Program crash
PID:432

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4908 -ip 4908
1⤵
PID:1804

C:\Users\Admin\AppData\Local\Temp\~TM63EA.tmp
Filesize
1.6MB

MD5
4f3387277ccbd6d1f21ac5c07fe4ca68

SHA1
e16506f662dc92023bf82def1d621497c8ab5890

SHA256
767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

SHA512
9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

Download Submit
C:\Windows\SysWOW64\regsvr32mgr.exe
Filesize
106KB

MD5
7657fcb7d772448a6d8504e4b20168b8

SHA1
84c7201f7e59cb416280fd69a2e7f2e349ec8242

SHA256
54bc950d46a0d1aa72048a17c8275743209e6c17bdacfc4cb9601c9ce3ec9a71

SHA512
786addd2a793bd4123625b22dc717d193246442ac97f1c3f4a763ec794b48e68051cd41097c0e9f7367e6914534f36eafccb109ab03dc793d68bf1522e7884e2

Download Submit
memory/4056-0-0x0000000000D00000-0x0000000000D27000-memory.dmp

Filesize
156KB

Download
memory/4056-2-0x0000000000D00000-0x0000000000D27000-memory.dmp

Filesize
156KB

Download
memory/4908-9-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download