ramnit | 0b4fd455456929a392d5e67ba2dad0a1d08b26757f71de98d56855bf500f99cb

Analysis

max time kernel
174s
max time network
187s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2022 21:31

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General

Target

0b4fd455456929a392d5e67ba2dad0a1d08b26757f71de98d56855bf500f99cb.exe
Size

279KB
MD5

bd6e3a0d734f10b9df685e6d1932d883
SHA1

6194adc715842b7a627c1d85ff789647a65625d5
SHA256

0b4fd455456929a392d5e67ba2dad0a1d08b26757f71de98d56855bf500f99cb
SHA512

4d2481ffe8b2cb2238f8d15cfdc3b3da6f68e7776b1cfa3855cd3f2b275eeb935ffdf45d8c79e15917874e545d1b75e4035759de007829d4c75494c99fdf820f
SSDEEP

3072:KBlvcul15qyZ7+zjzDo7xKHGRsq6OcYeMdHD:eByE7xo0s5OyM5

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:

0b4fd455456929a392d5e67ba2dad0a1d08b26757f71de98d56855bf500f99cbmgr.exe

pid process

4900 0b4fd455456929a392d5e67ba2dad0a1d08b26757f71de98d56855bf500f99cbmgr.exe

pid	process
4900	0b4fd455456929a392d5e67ba2dad0a1d08b26757f71de98d56855bf500f99cbmgr.exe

UPX packed file 4 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/4900-139-0x0000000000400000-0x000000000042A000-memory.dmp	upx
behavioral2/memory/4900-137-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/4900-140-0x0000000000400000-0x000000000042A000-memory.dmp	upx
behavioral2/memory/4900-142-0x0000000000400000-0x0000000000421000-memory.dmp	upx

Loads dropped DLL 1 IoCs

Processes:

0b4fd455456929a392d5e67ba2dad0a1d08b26757f71de98d56855bf500f99cbmgr.exe

pid process

4900 0b4fd455456929a392d5e67ba2dad0a1d08b26757f71de98d56855bf500f99cbmgr.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2088 4900 WerFault.exe 0b4fd455456929a392d5e67ba2dad0a1d08b26757f71de98d56855bf500f99cbmgr.exe
Suspicious use of UnmapMainImage 1 IoCs

Processes:

0b4fd455456929a392d5e67ba2dad0a1d08b26757f71de98d56855bf500f99cbmgr.exe

pid process

4900 0b4fd455456929a392d5e67ba2dad0a1d08b26757f71de98d56855bf500f99cbmgr.exe

pid	process
4900	0b4fd455456929a392d5e67ba2dad0a1d08b26757f71de98d56855bf500f99cbmgr.exe

pid	pid_target	process	target process
2088	4900	WerFault.exe	0b4fd455456929a392d5e67ba2dad0a1d08b26757f71de98d56855bf500f99cbmgr.exe

pid	process
4900	0b4fd455456929a392d5e67ba2dad0a1d08b26757f71de98d56855bf500f99cbmgr.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

0b4fd455456929a392d5e67ba2dad0a1d08b26757f71de98d56855bf500f99cb.exe

description	pid	process	target process
PID 3052 wrote to memory of 4900	3052	0b4fd455456929a392d5e67ba2dad0a1d08b26757f71de98d56855bf500f99cb.exe	0b4fd455456929a392d5e67ba2dad0a1d08b26757f71de98d56855bf500f99cbmgr.exe
PID 3052 wrote to memory of 4900	3052	0b4fd455456929a392d5e67ba2dad0a1d08b26757f71de98d56855bf500f99cb.exe	0b4fd455456929a392d5e67ba2dad0a1d08b26757f71de98d56855bf500f99cbmgr.exe
PID 3052 wrote to memory of 4900	3052	0b4fd455456929a392d5e67ba2dad0a1d08b26757f71de98d56855bf500f99cb.exe	0b4fd455456929a392d5e67ba2dad0a1d08b26757f71de98d56855bf500f99cbmgr.exe

C:\Users\Admin\AppData\Local\Temp\0b4fd455456929a392d5e67ba2dad0a1d08b26757f71de98d56855bf500f99cb.exe
"C:\Users\Admin\AppData\Local\Temp\0b4fd455456929a392d5e67ba2dad0a1d08b26757f71de98d56855bf500f99cb.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3052

C:\Users\Admin\AppData\Local\Temp\0b4fd455456929a392d5e67ba2dad0a1d08b26757f71de98d56855bf500f99cbmgr.exe
C:\Users\Admin\AppData\Local\Temp\0b4fd455456929a392d5e67ba2dad0a1d08b26757f71de98d56855bf500f99cbmgr.exe
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of UnmapMainImage
PID:4900

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4900 -s 356
3⤵
- Program crash
PID:2088

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4900 -ip 4900
1⤵
PID:3124

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\0b4fd455456929a392d5e67ba2dad0a1d08b26757f71de98d56855bf500f99cbmgr.exe
Filesize
140KB

MD5
5a0bf5cd4324e0c29307c452d6ee3bfb

SHA1
8b78c259585a3c0b3f96f6abc88b85ba8f2e2dc5

SHA256
2f6feefd669f66edec11215a7c430ea78d8dd3aeed754e29922815db77c024b3

SHA512
c3b771438d786134f5aabf6bd6fd33e64184bbf93a54cc0e1d54904f8b5971ac2e34acbed64ed691e2014d645aec067f1489749d08e5483589f753cc7ba62650

Download Submit
C:\Users\Admin\AppData\Local\Temp\0b4fd455456929a392d5e67ba2dad0a1d08b26757f71de98d56855bf500f99cbmgr.exe
Filesize
140KB

MD5
5a0bf5cd4324e0c29307c452d6ee3bfb

SHA1
8b78c259585a3c0b3f96f6abc88b85ba8f2e2dc5

SHA256
2f6feefd669f66edec11215a7c430ea78d8dd3aeed754e29922815db77c024b3

SHA512
c3b771438d786134f5aabf6bd6fd33e64184bbf93a54cc0e1d54904f8b5971ac2e34acbed64ed691e2014d645aec067f1489749d08e5483589f753cc7ba62650

Download Submit
C:\Users\Admin\AppData\Local\Temp\~TM2134.tmp
Filesize
1.6MB

MD5
4f3387277ccbd6d1f21ac5c07fe4ca68

SHA1
e16506f662dc92023bf82def1d621497c8ab5890

SHA256
767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

SHA512
9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

Download Submit
memory/3052-136-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/3052-132-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/4900-138-0x0000000000419000-0x0000000000429000-memory.dmp

Filesize
64KB

Download
memory/4900-139-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/4900-137-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4900-140-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/4900-133-0x0000000000000000-mapping.dmp

Download
memory/4900-142-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4900-143-0x0000000077BF0000-0x0000000077D93000-memory.dmp

Filesize
1.6MB

Download
memory/4900-144-0x0000000077BF0000-0x0000000077D93000-memory.dmp

Filesize
1.6MB

Download