ramnit | 24b0ccf050758cf7591947bf4b9bf6b79939d2cd6b955cfcb97474ac8d2b1e08

Analysis

max time kernel
11s
max time network
37s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
23-11-2022 18:59

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General

Target

24b0ccf050758cf7591947bf4b9bf6b79939d2cd6b955cfcb97474ac8d2b1e08.dll
Size

252KB
MD5

50d06178e1af77543e65ccb8273fcdf9
SHA1

78dbcc492a6972c7ac464127afe80c54dd913325
SHA256

24b0ccf050758cf7591947bf4b9bf6b79939d2cd6b955cfcb97474ac8d2b1e08
SHA512

26784ab73b5e260ed5017cca820c3609972308c1a7de92b378ebf6d986a9902ad7bcd734370a0bb6269ec715c334c551ebc1c321b970e3a2745bfdcad9438c4d
SSDEEP

6144:EXbLGwjt+g0QPekyswLCwuSr08hKZFXZoMq3o:cGWh0igTx9nXMOo

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 1 IoCs

Processes:

rundll32mgr.exe

pid process

2032 rundll32mgr.exe

pid	process
2032	rundll32mgr.exe

UPX packed file 1 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2032-64-0x0000000000400000-0x0000000000483000-memory.dmp	upx

Loads dropped DLL 4 IoCs

Processes:

rundll32.exerundll32mgr.exe

pid process

1772 rundll32.exe
1772 rundll32.exe
2032 rundll32mgr.exe
2032 rundll32mgr.exe
Drops file in System32 directory 1 IoCs

Processes:

rundll32.exe

description ioc process

File created C:\Windows\SysWOW64\rundll32mgr.exe rundll32.exe

pid	process
1772	rundll32.exe
1772	rundll32.exe
2032	rundll32mgr.exe
2032	rundll32mgr.exe

description	ioc	process
File created	C:\Windows\SysWOW64\rundll32mgr.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1264 wrote to memory of 1772	1264	rundll32.exe	rundll32.exe
PID 1264 wrote to memory of 1772	1264	rundll32.exe	rundll32.exe
PID 1264 wrote to memory of 1772	1264	rundll32.exe	rundll32.exe
PID 1264 wrote to memory of 1772	1264	rundll32.exe	rundll32.exe
PID 1264 wrote to memory of 1772	1264	rundll32.exe	rundll32.exe
PID 1264 wrote to memory of 1772	1264	rundll32.exe	rundll32.exe
PID 1264 wrote to memory of 1772	1264	rundll32.exe	rundll32.exe
PID 1772 wrote to memory of 2032	1772	rundll32.exe	rundll32mgr.exe
PID 1772 wrote to memory of 2032	1772	rundll32.exe	rundll32mgr.exe
PID 1772 wrote to memory of 2032	1772	rundll32.exe	rundll32mgr.exe
PID 1772 wrote to memory of 2032	1772	rundll32.exe	rundll32mgr.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\24b0ccf050758cf7591947bf4b9bf6b79939d2cd6b955cfcb97474ac8d2b1e08.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1264

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\24b0ccf050758cf7591947bf4b9bf6b79939d2cd6b955cfcb97474ac8d2b1e08.dll,#1
2⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:1772

C:\Windows\SysWOW64\rundll32mgr.exe
C:\Windows\SysWOW64\rundll32mgr.exe
3⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2032

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Windows\SysWOW64\rundll32mgr.exe

Filesize
203KB

MD5
342d865e83df9b760c70dedb7c60167e

SHA1
12c0376bb867b4533b1ea8240dd5688067e5fac6

SHA256
859554f496b469f14fb71e1e5b0b73e9e70f9f80fd3f16557003fa24cf87ea26

SHA512
9e85bceee0e8d4b818096ab140510013032c3165aaabc808e9c28cf71182b2155b359c3256a52b14917b15418cd5eae2bb80b920ef18ff74f32df63e9d269a35

Download Submit
\Users\Admin\AppData\Local\Temp\~TM5D2E.tmp

Filesize
1.2MB

MD5
d124f55b9393c976963407dff51ffa79

SHA1
2c7bbedd79791bfb866898c85b504186db610b5d

SHA256
ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

SHA512
278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

Download Submit
\Users\Admin\AppData\Local\Temp\~TM5D5E.tmp

Filesize
1.1MB

MD5
9b98d47916ead4f69ef51b56b0c2323c

SHA1
290a80b4ded0efc0fd00816f373fcea81a521330

SHA256
96e0ae104c9662d0d20fdf59844c2d18334e5847b6c4fc7f8ce4b3b87f39887b

SHA512
68b67021f228d8d71df4deb0b6388558b2f935a6aa466a12199cd37ada47ee588ea407b278d190d3a498b0ef3f5f1a2573a469b7ea5561ab2e7055c45565fe94

Download Submit
\Windows\SysWOW64\rundll32mgr.exe

Filesize
203KB

MD5
342d865e83df9b760c70dedb7c60167e

SHA1
12c0376bb867b4533b1ea8240dd5688067e5fac6

SHA256
859554f496b469f14fb71e1e5b0b73e9e70f9f80fd3f16557003fa24cf87ea26

SHA512
9e85bceee0e8d4b818096ab140510013032c3165aaabc808e9c28cf71182b2155b359c3256a52b14917b15418cd5eae2bb80b920ef18ff74f32df63e9d269a35

Download Submit
\Windows\SysWOW64\rundll32mgr.exe

Filesize
203KB

MD5
342d865e83df9b760c70dedb7c60167e

SHA1
12c0376bb867b4533b1ea8240dd5688067e5fac6

SHA256
859554f496b469f14fb71e1e5b0b73e9e70f9f80fd3f16557003fa24cf87ea26

SHA512
9e85bceee0e8d4b818096ab140510013032c3165aaabc808e9c28cf71182b2155b359c3256a52b14917b15418cd5eae2bb80b920ef18ff74f32df63e9d269a35

Download Submit
memory/1772-54-0x0000000000000000-mapping.dmp

Download
memory/1772-55-0x0000000075291000-0x0000000075293000-memory.dmp

Filesize
8KB

Download
memory/2032-58-0x0000000000000000-mapping.dmp

Download
memory/2032-63-0x0000000000220000-0x00000000002A3000-memory.dmp

Filesize
524KB

Download
memory/2032-64-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download
memory/2032-65-0x00000000770A0000-0x0000000077220000-memory.dmp

Filesize
1.5MB

Download