ramnit | f004717b903a2f23af9a3a5b06d3a602e0ead168b4e7b34a69525644d427791a

Analysis

max time kernel
99s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
01/10/2022, 17:33

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General

Target

f004717b903a2f23af9a3a5b06d3a602e0ead168b4e7b34a69525644d427791a.exe
Size

357KB
MD5

69c59327da41a5fb747afb10028b07e0
SHA1

c09b9570a3a338d144a48fd6833601ecf55a4b8b
SHA256

f004717b903a2f23af9a3a5b06d3a602e0ead168b4e7b34a69525644d427791a
SHA512

9b77afb6d120dd71d25d260258c9a7faf4cb22f8b79e799a0b4931e0bd2bdc484622a5c48c36acb2315e993f9a11459fb402498c9e03cda5970bca2ae06a763b
SSDEEP

6144:/NSlmePm/n5xttOJ/+DSmgCXtDXjqH2zAphlbYn2ZU1FFSx:V990DmgcjVApgc2U

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

ACProtect 1.3x - 1.4x DLL software 2 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral2/files/0x0002000000022da6-133.dat	acprotect
behavioral2/files/0x0002000000022da6-132.dat	acprotect

Executes dropped EXE 2 IoCs

pid	Process
1576	f004717b903a2f23af9a3a5b06d3a602e0ead168b4e7b34a69525644d427791aSrv.exe
4528	DesktopLayer.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x0004000000022dc1-138.dat	upx
behavioral2/files/0x0004000000022dc1-139.dat	upx
behavioral2/files/0x0004000000022dc2-144.dat	upx
behavioral2/memory/1576-145-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/4528-146-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/files/0x0004000000022dc2-143.dat	upx

Loads dropped DLL 2 IoCs

pid	Process
4488	f004717b903a2f23af9a3a5b06d3a602e0ead168b4e7b34a69525644d427791a.exe
4488	f004717b903a2f23af9a3a5b06d3a602e0ead168b4e7b34a69525644d427791a.exe

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	f004717b903a2f23af9a3a5b06d3a602e0ead168b4e7b34a69525644d427791aSrv.exe
File opened for modification	C:\Program Files (x86)\Microsoft\px91C5.tmp	f004717b903a2f23af9a3a5b06d3a602e0ead168b4e7b34a69525644d427791aSrv.exe
File created	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	f004717b903a2f23af9a3a5b06d3a602e0ead168b4e7b34a69525644d427791aSrv.exe

Modifies Internet Explorer settings 1 TTPs 28 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{AC734A79-41AF-11ED-A0EE-C2D2A1265889} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "30987708"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2163675796"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2163675796"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2173207283"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30987708"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "371410803"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30987708"	IEXPLORE.EXE

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
4528	DesktopLayer.exe
4528	DesktopLayer.exe
4528	DesktopLayer.exe
4528	DesktopLayer.exe
4528	DesktopLayer.exe
4528	DesktopLayer.exe
4528	DesktopLayer.exe
4528	DesktopLayer.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3608	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3608	iexplore.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
4488	f004717b903a2f23af9a3a5b06d3a602e0ead168b4e7b34a69525644d427791a.exe
3608	iexplore.exe
3608	iexplore.exe
2252	IEXPLORE.EXE
2252	IEXPLORE.EXE
2252	IEXPLORE.EXE
2252	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4488 wrote to memory of 1576	4488	f004717b903a2f23af9a3a5b06d3a602e0ead168b4e7b34a69525644d427791a.exe	83
PID 4488 wrote to memory of 1576	4488	f004717b903a2f23af9a3a5b06d3a602e0ead168b4e7b34a69525644d427791a.exe	83
PID 4488 wrote to memory of 1576	4488	f004717b903a2f23af9a3a5b06d3a602e0ead168b4e7b34a69525644d427791a.exe	83
PID 1576 wrote to memory of 4528	1576	f004717b903a2f23af9a3a5b06d3a602e0ead168b4e7b34a69525644d427791aSrv.exe	84
PID 1576 wrote to memory of 4528	1576	f004717b903a2f23af9a3a5b06d3a602e0ead168b4e7b34a69525644d427791aSrv.exe	84
PID 1576 wrote to memory of 4528	1576	f004717b903a2f23af9a3a5b06d3a602e0ead168b4e7b34a69525644d427791aSrv.exe	84
PID 4528 wrote to memory of 3608	4528	DesktopLayer.exe	85
PID 4528 wrote to memory of 3608	4528	DesktopLayer.exe	85
PID 3608 wrote to memory of 2252	3608	iexplore.exe	87
PID 3608 wrote to memory of 2252	3608	iexplore.exe	87
PID 3608 wrote to memory of 2252	3608	iexplore.exe	87

C:\Users\Admin\AppData\Local\Temp\f004717b903a2f23af9a3a5b06d3a602e0ead168b4e7b34a69525644d427791a.exe
"C:\Users\Admin\AppData\Local\Temp\f004717b903a2f23af9a3a5b06d3a602e0ead168b4e7b34a69525644d427791a.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4488
- C:\Users\Admin\AppData\Local\Temp\f004717b903a2f23af9a3a5b06d3a602e0ead168b4e7b34a69525644d427791aSrv.exe
  C:\Users\Admin\AppData\Local\Temp\f004717b903a2f23af9a3a5b06d3a602e0ead168b4e7b34a69525644d427791aSrv.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - Suspicious use of WriteProcessMemory
  PID:1576
- - 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:4528
  - - 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:3608
    - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3608 CREDAT:17410 /prefetch:2
        5⤵
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:2252

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

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\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
471B

MD5
f525b778e6901e8c416e2920e4e3dc0b

SHA1
917ce8ae6d64bdd4dd438488176253022c57a083

SHA256
c9eee793aa4aa79f35d393f9f1d863483aaf4004dea6ac19bda868e92a71f8bd

SHA512
f6f47a4935c09769b8df316e1b459c7b153ed26ac409d4bf2ce62a1635dba4eaf7ce77de5ce83100d6f3ce7aadffed7591fb7cee7ac10a0c081a2d3c613f1ad8

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
404B

MD5
5ffa960515a50e74f1f84278d97fd204

SHA1
13f00e5da4dfbf5187da7b875df21452cf5af655

SHA256
c7a9307a61543eb56ffe1ff9c779237cbbb33c8f48975132c888d215ce08be32

SHA512
a2333bcb8f6cf87bc1ac1e6b55ec2bdedf83669f0be07c568849c43833d4a30dbe7d8a72629c5660d3131357175b5029273361ec55e0ac30179d21ce7facf8c4

Download Submit
C:\Users\Admin\AppData\Local\Temp\f004717b903a2f23af9a3a5b06d3a602e0ead168b4e7b34a69525644d427791aSrv.exe

Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
C:\Users\Admin\AppData\Local\Temp\f004717b903a2f23af9a3a5b06d3a602e0ead168b4e7b34a69525644d427791aSrv.exe

Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
C:\Users\Admin\AppData\Local\Temp\voi90DB.tmp

Filesize
172KB

MD5
685f1cbd4af30a1d0c25f252d399a666

SHA1
6a1b978f5e6150b88c8634146f1406ed97d2f134

SHA256
0e478c95a7a07570a69e6061e7c1da9001bccad9cc454f2ed4da58824a13e0f4

SHA512
6555ad6b4f4f26105ca8aad64501d74519a3e091f559b4b563d6ffb20a2ddfcde65e4fe94971a9bc65e86db577f2548ca00f9920d341c8ea808b04c0947d61d9

Download Submit
C:\Users\Admin\AppData\Local\Temp\voi90DB.tmp

Filesize
172KB

MD5
685f1cbd4af30a1d0c25f252d399a666

SHA1
6a1b978f5e6150b88c8634146f1406ed97d2f134

SHA256
0e478c95a7a07570a69e6061e7c1da9001bccad9cc454f2ed4da58824a13e0f4

SHA512
6555ad6b4f4f26105ca8aad64501d74519a3e091f559b4b563d6ffb20a2ddfcde65e4fe94971a9bc65e86db577f2548ca00f9920d341c8ea808b04c0947d61d9

Download Submit
memory/1576-145-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/4488-140-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/4488-142-0x00000000021B0000-0x0000000002223000-memory.dmp

Filesize
460KB

Download
memory/4488-135-0x00000000021B0000-0x0000000002223000-memory.dmp

Filesize
460KB

Download
memory/4488-136-0x00000000021B0000-0x0000000002223000-memory.dmp

Filesize
460KB

Download
memory/4488-134-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/4528-146-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download