ramnit | 02d32b5138dd1d7576fe4e7696ebcc3a6f007e8c478db065bf4372d9f55a0b5a

Analysis

max time kernel
108s
max time network
147s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
23-11-2022 21:31

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General

Target

02d32b5138dd1d7576fe4e7696ebcc3a6f007e8c478db065bf4372d9f55a0b5a.exe
Size

2.4MB
MD5

9a95d4b86ce7a4e1db29238b6ee09e07
SHA1

2f88a5d77fd038da83ad1eca661639ae0199484e
SHA256

02d32b5138dd1d7576fe4e7696ebcc3a6f007e8c478db065bf4372d9f55a0b5a
SHA512

3d44adac646b41200242b66772d3def18f3a2695fa8d26ec59bcb465911bbe0f95905e889d55272155a712aafa922c65d0a66a423dffe8fdd708631c012728a5
SSDEEP

49152:Wym+5BR+UwyfyD2phLtaAGcoaNKIayOzRku/o3+/o8chJGDr:VbZDLQA8AONkCt/V4JQr

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

pid	Process
1952	02d32b5138dd1d7576fe4e7696ebcc3a6f007e8c478db065bf4372d9f55a0b5aSrv.exe
1744	DesktopLayer.exe

UPX packed file 8 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x00090000000122da-56.dat	upx
behavioral1/files/0x00090000000122da-58.dat	upx
behavioral1/files/0x00090000000122da-61.dat	upx
behavioral1/files/0x00090000000122e4-62.dat	upx
behavioral1/files/0x00090000000122e4-64.dat	upx
behavioral1/files/0x00090000000122e4-67.dat	upx
behavioral1/memory/1952-65-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/1744-68-0x0000000000400000-0x000000000042E000-memory.dmp	upx

Loads dropped DLL 5 IoCs

pid	Process
1976	02d32b5138dd1d7576fe4e7696ebcc3a6f007e8c478db065bf4372d9f55a0b5a.exe
1976	02d32b5138dd1d7576fe4e7696ebcc3a6f007e8c478db065bf4372d9f55a0b5a.exe
1976	02d32b5138dd1d7576fe4e7696ebcc3a6f007e8c478db065bf4372d9f55a0b5a.exe
1952	02d32b5138dd1d7576fe4e7696ebcc3a6f007e8c478db065bf4372d9f55a0b5aSrv.exe
1976	02d32b5138dd1d7576fe4e7696ebcc3a6f007e8c478db065bf4372d9f55a0b5a.exe

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\px564B.tmp	02d32b5138dd1d7576fe4e7696ebcc3a6f007e8c478db065bf4372d9f55a0b5aSrv.exe
File created	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	02d32b5138dd1d7576fe4e7696ebcc3a6f007e8c478db065bf4372d9f55a0b5aSrv.exe
File opened for modification	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	02d32b5138dd1d7576fe4e7696ebcc3a6f007e8c478db065bf4372d9f55a0b5aSrv.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 28 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "376018484"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{BE9D5891-6B97-11ED-AF6B-DA7E66F9F45D} = "0"	iexplore.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1744	DesktopLayer.exe
1744	DesktopLayer.exe
1744	DesktopLayer.exe
1744	DesktopLayer.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1136	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1136	iexplore.exe
1136	iexplore.exe
468	IEXPLORE.EXE
468	IEXPLORE.EXE
468	IEXPLORE.EXE
468	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1976 wrote to memory of 1952	1976	02d32b5138dd1d7576fe4e7696ebcc3a6f007e8c478db065bf4372d9f55a0b5a.exe	26
PID 1976 wrote to memory of 1952	1976	02d32b5138dd1d7576fe4e7696ebcc3a6f007e8c478db065bf4372d9f55a0b5a.exe	26
PID 1976 wrote to memory of 1952	1976	02d32b5138dd1d7576fe4e7696ebcc3a6f007e8c478db065bf4372d9f55a0b5a.exe	26
PID 1976 wrote to memory of 1952	1976	02d32b5138dd1d7576fe4e7696ebcc3a6f007e8c478db065bf4372d9f55a0b5a.exe	26
PID 1952 wrote to memory of 1744	1952	02d32b5138dd1d7576fe4e7696ebcc3a6f007e8c478db065bf4372d9f55a0b5aSrv.exe	27
PID 1952 wrote to memory of 1744	1952	02d32b5138dd1d7576fe4e7696ebcc3a6f007e8c478db065bf4372d9f55a0b5aSrv.exe	27
PID 1952 wrote to memory of 1744	1952	02d32b5138dd1d7576fe4e7696ebcc3a6f007e8c478db065bf4372d9f55a0b5aSrv.exe	27
PID 1952 wrote to memory of 1744	1952	02d32b5138dd1d7576fe4e7696ebcc3a6f007e8c478db065bf4372d9f55a0b5aSrv.exe	27
PID 1744 wrote to memory of 1136	1744	DesktopLayer.exe	28
PID 1744 wrote to memory of 1136	1744	DesktopLayer.exe	28
PID 1744 wrote to memory of 1136	1744	DesktopLayer.exe	28
PID 1744 wrote to memory of 1136	1744	DesktopLayer.exe	28
PID 1136 wrote to memory of 468	1136	iexplore.exe	30
PID 1136 wrote to memory of 468	1136	iexplore.exe	30
PID 1136 wrote to memory of 468	1136	iexplore.exe	30
PID 1136 wrote to memory of 468	1136	iexplore.exe	30

C:\Users\Admin\AppData\Local\Temp\02d32b5138dd1d7576fe4e7696ebcc3a6f007e8c478db065bf4372d9f55a0b5a.exe
"C:\Users\Admin\AppData\Local\Temp\02d32b5138dd1d7576fe4e7696ebcc3a6f007e8c478db065bf4372d9f55a0b5a.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1976
- C:\Users\Admin\AppData\Local\Temp\02d32b5138dd1d7576fe4e7696ebcc3a6f007e8c478db065bf4372d9f55a0b5aSrv.exe
  C:\Users\Admin\AppData\Local\Temp\02d32b5138dd1d7576fe4e7696ebcc3a6f007e8c478db065bf4372d9f55a0b5aSrv.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in Program Files directory
  - Suspicious use of WriteProcessMemory
  PID:1952
- - 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:1744
  - - C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe"
      4⤵
      Modifies Internet Explorer settings
      Suspicious use of FindShellTrayWindow
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:1136
    - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1136 CREDAT:275457 /prefetch:2
        5⤵
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:468

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

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\Local\Temp\02d32b5138dd1d7576fe4e7696ebcc3a6f007e8c478db065bf4372d9f55a0b5aSrv.exe

Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
C:\Users\Admin\AppData\Local\Temp\02d32b5138dd1d7576fe4e7696ebcc3a6f007e8c478db065bf4372d9f55a0b5aSrv.exe

Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\76QHCRRX.txt

Filesize
606B

MD5
c33934335e12e93d57c63fca0c6a89c2

SHA1
a764828eedb9c4559ea3a2b828e07608c326c795

SHA256
db2d374a7cef952ab31ca6140b46d0865733202f004f7aa0885deaf06aa78e1e

SHA512
9f3f5ad44c3913c410a50cb2f77a5ad400a18513d1d29e309d102995ac2e062f4f2ab2a7eba4931dc4b6b6d92b7b25e3b6ed0d8594e275cd76922654d79a4e53

Download Submit
\Program Files (x86)\Microsoft\DesktopLayer.exe

Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
\Users\Admin\AppData\Local\Temp\02d32b5138dd1d7576fe4e7696ebcc3a6f007e8c478db065bf4372d9f55a0b5aSrv.exe

Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
\Users\Admin\AppData\Local\Temp\nsd55B0.tmp\ButtonLinker.dll

Filesize
7KB

MD5
dd85ac7d85c92dd0e3cc17dfd4890f54

SHA1
a128fb7a05965c1a9913c6f5e419e6c4c0a7d2fa

SHA256
27abd2a4fb1bf66add60221b52d061bbe24d2d21e13600725ff7a5c6c777b504

SHA512
e4ff8216c65110a9d156f37c2062acb53a72daa8af12dfc24278920d9e1a4083a81b1446759df75405b2da34c7bfb1afc33184feedd0aee4ed73f79fcbb1a8a1

Download Submit
\Users\Admin\AppData\Local\Temp\nsd55B0.tmp\System.dll

Filesize
67KB

MD5
8fef2ddc02a88527acf5f875aa79590a

SHA1
b3ebe53a0037789c155992eee0547de1a76712b9

SHA256
5b06944f0b948937d87a68d0d584f8de8f169298f5db95336f55696079e88d50

SHA512
7f231356313b7aa4882bfd205529d65022397c91a5aab3658d655524aa3bfe855432ac35cd455f8750530e1b9582e71c710abb94d610ff1ec3e13d5a193d19de

Download Submit
\Users\Admin\AppData\Local\Temp\nsd55B0.tmp\System.dll

Filesize
67KB

MD5
8fef2ddc02a88527acf5f875aa79590a

SHA1
b3ebe53a0037789c155992eee0547de1a76712b9

SHA256
5b06944f0b948937d87a68d0d584f8de8f169298f5db95336f55696079e88d50

SHA512
7f231356313b7aa4882bfd205529d65022397c91a5aab3658d655524aa3bfe855432ac35cd455f8750530e1b9582e71c710abb94d610ff1ec3e13d5a193d19de

Download Submit
memory/1744-63-0x0000000000000000-mapping.dmp

Download
memory/1744-68-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1952-65-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1952-57-0x0000000000000000-mapping.dmp

Download
memory/1976-54-0x00000000754E1000-0x00000000754E3000-memory.dmp

Filesize
8KB

Download
memory/1976-70-0x0000000010000000-0x0000000010015000-memory.dmp

Filesize
84KB

Download