ramnit | 8d9e6900e5b8e5450cd154fd6fc02dfa5581b31489da81a75d40bb538d90df00

General

Target

8d9e6900e5b8e5450cd154fd6fc02dfa5581b31489da81a75d40bb538d90df00.exe
Size

280KB
MD5

91df5c430e705ccaae6d81c2104d9bcd
SHA1

0012f453390fe671d2d68dfb3078c840f217d501
SHA256

8d9e6900e5b8e5450cd154fd6fc02dfa5581b31489da81a75d40bb538d90df00
SHA512

eee16c309e9718ee7757fa97a244368bf93f0c32088a267c9e3ef1b524d58709db062149a36af61b4f710eb82b25962efa7161a9205c08ec29de248a831cdd59
SSDEEP

6144:/upMirhGE+ttzBsjQw9M6c+hj2urpFVxxgMZt4OgAl8G8TaRE:WpMiNeXzBsjQGc+hjnJgMZt4Of9

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 2 IoCs

Processes:

8d9e6900e5b8e5450cd154fd6fc02dfa5581b31489da81a75d40bb538d90df00Srv.exeDesktopLayer.exe

pid process

4112 8d9e6900e5b8e5450cd154fd6fc02dfa5581b31489da81a75d40bb538d90df00Srv.exe
3048 DesktopLayer.exe

pid	process
4112	8d9e6900e5b8e5450cd154fd6fc02dfa5581b31489da81a75d40bb538d90df00Srv.exe
3048	DesktopLayer.exe

UPX packed file 6 IoCs

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

upx

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\8d9e6900e5b8e5450cd154fd6fc02dfa5581b31489da81a75d40bb538d90df00Srv.exe	upx
C:\Users\Admin\AppData\Local\Temp\8d9e6900e5b8e5450cd154fd6fc02dfa5581b31489da81a75d40bb538d90df00Srv.exe	upx
C:\Program Files (x86)\Microsoft\DesktopLayer.exe	upx
behavioral2/memory/4112-138-0x0000000000400000-0x000000000042E000-memory.dmp	upx
C:\Program Files (x86)\Microsoft\DesktopLayer.exe	upx
behavioral2/memory/3048-140-0x0000000000400000-0x000000000042E000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

Processes:

8d9e6900e5b8e5450cd154fd6fc02dfa5581b31489da81a75d40bb538d90df00Srv.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Microsoft\pxC1AF.tmp	8d9e6900e5b8e5450cd154fd6fc02dfa5581b31489da81a75d40bb538d90df00Srv.exe
File created	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	8d9e6900e5b8e5450cd154fd6fc02dfa5581b31489da81a75d40bb538d90df00Srv.exe
File opened for modification	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	8d9e6900e5b8e5450cd154fd6fc02dfa5581b31489da81a75d40bb538d90df00Srv.exe

Modifies Internet Explorer settings 1 TTPs 18 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "376542217"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{2D30FFCE-705B-11ED-89AC-DA88DC7FA106} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

DesktopLayer.exe

pid	process
3048	DesktopLayer.exe
3048	DesktopLayer.exe
3048	DesktopLayer.exe
3048	DesktopLayer.exe
3048	DesktopLayer.exe
3048	DesktopLayer.exe
3048	DesktopLayer.exe
3048	DesktopLayer.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

iexplore.exe

pid process

4368 iexplore.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

4368 iexplore.exe

pid	process
4368	iexplore.exe

pid	process
4368	iexplore.exe

Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

8d9e6900e5b8e5450cd154fd6fc02dfa5581b31489da81a75d40bb538d90df00.exeiexplore.exeIEXPLORE.EXE

pid	process
4636	8d9e6900e5b8e5450cd154fd6fc02dfa5581b31489da81a75d40bb538d90df00.exe
4636	8d9e6900e5b8e5450cd154fd6fc02dfa5581b31489da81a75d40bb538d90df00.exe
4368	iexplore.exe
4368	iexplore.exe
2824	IEXPLORE.EXE
2824	IEXPLORE.EXE
2824	IEXPLORE.EXE
2824	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

8d9e6900e5b8e5450cd154fd6fc02dfa5581b31489da81a75d40bb538d90df00.exe8d9e6900e5b8e5450cd154fd6fc02dfa5581b31489da81a75d40bb538d90df00Srv.exeDesktopLayer.exeiexplore.exe

description	pid	process	target process
PID 4636 wrote to memory of 4112	4636	8d9e6900e5b8e5450cd154fd6fc02dfa5581b31489da81a75d40bb538d90df00.exe	8d9e6900e5b8e5450cd154fd6fc02dfa5581b31489da81a75d40bb538d90df00Srv.exe
PID 4636 wrote to memory of 4112	4636	8d9e6900e5b8e5450cd154fd6fc02dfa5581b31489da81a75d40bb538d90df00.exe	8d9e6900e5b8e5450cd154fd6fc02dfa5581b31489da81a75d40bb538d90df00Srv.exe
PID 4636 wrote to memory of 4112	4636	8d9e6900e5b8e5450cd154fd6fc02dfa5581b31489da81a75d40bb538d90df00.exe	8d9e6900e5b8e5450cd154fd6fc02dfa5581b31489da81a75d40bb538d90df00Srv.exe
PID 4112 wrote to memory of 3048	4112	8d9e6900e5b8e5450cd154fd6fc02dfa5581b31489da81a75d40bb538d90df00Srv.exe	DesktopLayer.exe
PID 4112 wrote to memory of 3048	4112	8d9e6900e5b8e5450cd154fd6fc02dfa5581b31489da81a75d40bb538d90df00Srv.exe	DesktopLayer.exe
PID 4112 wrote to memory of 3048	4112	8d9e6900e5b8e5450cd154fd6fc02dfa5581b31489da81a75d40bb538d90df00Srv.exe	DesktopLayer.exe
PID 3048 wrote to memory of 4368	3048	DesktopLayer.exe	iexplore.exe
PID 3048 wrote to memory of 4368	3048	DesktopLayer.exe	iexplore.exe
PID 4368 wrote to memory of 2824	4368	iexplore.exe	IEXPLORE.EXE
PID 4368 wrote to memory of 2824	4368	iexplore.exe	IEXPLORE.EXE
PID 4368 wrote to memory of 2824	4368	iexplore.exe	IEXPLORE.EXE

C:\Users\Admin\AppData\Local\Temp\8d9e6900e5b8e5450cd154fd6fc02dfa5581b31489da81a75d40bb538d90df00.exe
"C:\Users\Admin\AppData\Local\Temp\8d9e6900e5b8e5450cd154fd6fc02dfa5581b31489da81a75d40bb538d90df00.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4636

C:\Users\Admin\AppData\Local\Temp\8d9e6900e5b8e5450cd154fd6fc02dfa5581b31489da81a75d40bb538d90df00Srv.exe
C:\Users\Admin\AppData\Local\Temp\8d9e6900e5b8e5450cd154fd6fc02dfa5581b31489da81a75d40bb538d90df00Srv.exe
2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:4112

C:\Program Files (x86)\Microsoft\DesktopLayer.exe
"C:\Program Files (x86)\Microsoft\DesktopLayer.exe"
3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3048

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe"
4⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4368

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4368 CREDAT:17410 /prefetch:2
5⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2824

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\Microsoft\DesktopLayer.exe
Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
C:\Program Files (x86)\Microsoft\DesktopLayer.exe
Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
C:\Users\Admin\AppData\Local\Temp\8d9e6900e5b8e5450cd154fd6fc02dfa5581b31489da81a75d40bb538d90df00Srv.exe
Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
C:\Users\Admin\AppData\Local\Temp\8d9e6900e5b8e5450cd154fd6fc02dfa5581b31489da81a75d40bb538d90df00Srv.exe
Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
memory/3048-136-0x0000000000000000-mapping.dmp

Download
memory/3048-140-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/4112-133-0x0000000000000000-mapping.dmp

Download
memory/4112-138-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/4636-132-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/4636-141-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/4636-142-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads