ramnit | 1399efbf46edf9ff967b9071813733787b96f45a8606a3dd282fd5e73a074f2f

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
27-06-2024 17:34

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General

Target

16e29d202656377016b1cc688f14d3ba_JaffaCakes118.dll
Size

192KB
MD5

16e29d202656377016b1cc688f14d3ba
SHA1

c227ffe8809232faea08cc48a8bf65620c34690c
SHA256

1399efbf46edf9ff967b9071813733787b96f45a8606a3dd282fd5e73a074f2f
SHA512

ab228a80e1687c9da7a42290f8788197ce491a19224ef2c22c6973b8eeee24c0e0168d6a3342b3b16888c97660ebcdfeba278f03f7e8c098a9523e3ff3ec1664
SSDEEP

3072:texY2nMibVoSOyyzWBYu+4HJ300Odil9d0C8ZOvZfa/+8B:t+n6SOyyfb23OwdHYORf6+8B

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

2052 rundll32mgr.exe
Loads dropped DLL 4 IoCs

Processes:

rundll32.exerundll32mgr.exe

pid process

2028 rundll32.exe
2028 rundll32.exe
2052 rundll32mgr.exe
2052 rundll32mgr.exe
UPX packed file 2 IoCs
Detects executables packed with UPX/modified UPX open source packer.
upx

Processes:

resource yara_rule

behavioral1/memory/2052-13-0x0000000000400000-0x000000000042A000-memory.dmp upx
behavioral1/memory/2052-18-0x0000000000400000-0x000000000042A000-memory.dmp upx
Drops file in System32 directory 1 IoCs

Processes:

rundll32.exe

description ioc process

File created C:\Windows\SysWOW64\rundll32mgr.exe rundll32.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2532 2052 WerFault.exe rundll32mgr.exe

pid	process
2052	rundll32mgr.exe

pid	process
2028	rundll32.exe
2028	rundll32.exe
2052	rundll32mgr.exe
2052	rundll32mgr.exe

resource	yara_rule
behavioral1/memory/2052-13-0x0000000000400000-0x000000000042A000-memory.dmp	upx
behavioral1/memory/2052-18-0x0000000000400000-0x000000000042A000-memory.dmp	upx

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

pid	pid_target	process	target process
2532	2052	WerFault.exe	rundll32mgr.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2072 wrote to memory of 2028	2072	rundll32.exe	rundll32.exe
PID 2072 wrote to memory of 2028	2072	rundll32.exe	rundll32.exe
PID 2072 wrote to memory of 2028	2072	rundll32.exe	rundll32.exe
PID 2072 wrote to memory of 2028	2072	rundll32.exe	rundll32.exe
PID 2072 wrote to memory of 2028	2072	rundll32.exe	rundll32.exe
PID 2072 wrote to memory of 2028	2072	rundll32.exe	rundll32.exe
PID 2072 wrote to memory of 2028	2072	rundll32.exe	rundll32.exe
PID 2028 wrote to memory of 2052	2028	rundll32.exe	rundll32mgr.exe
PID 2028 wrote to memory of 2052	2028	rundll32.exe	rundll32mgr.exe
PID 2028 wrote to memory of 2052	2028	rundll32.exe	rundll32mgr.exe
PID 2028 wrote to memory of 2052	2028	rundll32.exe	rundll32mgr.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\16e29d202656377016b1cc688f14d3ba_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2072

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\16e29d202656377016b1cc688f14d3ba_JaffaCakes118.dll,#1
2⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2028

C:\Windows\SysWOW64\rundll32mgr.exe
C:\Windows\SysWOW64\rundll32mgr.exe
3⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2052

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2052 -s 180
4⤵
- Program crash
PID:2532

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\~TM170A.tmp
Filesize
1.2MB

MD5
d124f55b9393c976963407dff51ffa79

SHA1
2c7bbedd79791bfb866898c85b504186db610b5d

SHA256
ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

SHA512
278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

Download Submit
\Users\Admin\AppData\Local\Temp\~TM171A.tmp
Filesize
1.1MB

MD5
9b98d47916ead4f69ef51b56b0c2323c

SHA1
290a80b4ded0efc0fd00816f373fcea81a521330

SHA256
96e0ae104c9662d0d20fdf59844c2d18334e5847b6c4fc7f8ce4b3b87f39887b

SHA512
68b67021f228d8d71df4deb0b6388558b2f935a6aa466a12199cd37ada47ee588ea407b278d190d3a498b0ef3f5f1a2573a469b7ea5561ab2e7055c45565fe94

Download Submit
\Windows\SysWOW64\rundll32mgr.exe
Filesize
106KB

MD5
dcd2cafa72c9d5bd898b636a18133d3c

SHA1
b55e85453de9254cbf4c21c0de92d82c6deefccb

SHA256
936b14fbbf629fcf92ac06673d974de2b2a44a109953e6664e1c36a4e5c9d27c

SHA512
59e475f668015b3a6372d79ea6459b21ae591d73305b7696ef139fe0e716f1038595ea5df079e1850535e6358aef4d8e92bdee68ffd07b44471bc7133041952c

Download Submit
memory/2028-2-0x0000000075110000-0x0000000075145000-memory.dmp

Filesize
212KB

Download
memory/2028-4-0x0000000075110000-0x0000000075145000-memory.dmp

Filesize
212KB

Download
memory/2028-3-0x00000000750D0000-0x0000000075105000-memory.dmp

Filesize
212KB

Download
memory/2052-13-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/2052-18-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download

Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads