ramnit | ed159d8ddf39a91277f6a3abb76d21529c506cbdf9640d68b65c35911ba1573f

Analysis

max time kernel
173s
max time network
191s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2022 20:29

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General

Target

ed159d8ddf39a91277f6a3abb76d21529c506cbdf9640d68b65c35911ba1573f.exe
Size

2.3MB
MD5

ccdded5557a21962fcef41003bf6d904
SHA1

65c9a5cf5f8b186ad9ee82ba5bf2b5c746646437
SHA256

ed159d8ddf39a91277f6a3abb76d21529c506cbdf9640d68b65c35911ba1573f
SHA512

91817111aef1dea179027c0d3f8784c5a433ab8d0324453e01848eadae157701334d18c74f6fda7e03cc220f18c3f7cf06958906f5bfa133dd08149dc7510c5e
SSDEEP

24576:UXSniARaRqoMc3HND7X/IBglG3eiwR/IjyIRdAHZZplQ21myo+bziYT07v+8NcR4:Uv/mTwZZfQ2Ayo+vPT0/2atCSZ4G

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
2980	ed159d8ddf39a91277f6a3abb76d21529c506cbdf9640d68b65c35911ba1573fSrv.exe
1104	DesktopLayer.exe

UPX packed file 34 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x0007000000022df4-134.dat	upx
behavioral2/files/0x0007000000022df4-136.dat	upx
behavioral2/memory/4604-135-0x0000000002640000-0x00000000026B2000-memory.dmp	upx
behavioral2/memory/2980-138-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/files/0x0008000000022df5-139.dat	upx
behavioral2/memory/1104-142-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/4604-141-0x0000000002640000-0x00000000026B2000-memory.dmp	upx
behavioral2/files/0x0008000000022df5-140.dat	upx
behavioral2/memory/4604-144-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral2/memory/4604-145-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral2/memory/4604-146-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral2/memory/4604-148-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral2/memory/4604-150-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral2/memory/4604-152-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral2/memory/4604-154-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral2/memory/4604-156-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral2/memory/4604-158-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral2/memory/4604-160-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral2/memory/4604-162-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral2/memory/4604-164-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral2/memory/4604-166-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral2/memory/4604-168-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral2/memory/4604-170-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral2/memory/4604-172-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral2/memory/4604-174-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral2/memory/4604-176-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral2/memory/4604-178-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral2/memory/4604-180-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral2/memory/4604-182-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral2/memory/4604-184-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral2/memory/4604-186-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral2/memory/4604-187-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral2/memory/4604-189-0x0000000002640000-0x00000000026B2000-memory.dmp	upx
behavioral2/memory/4604-190-0x0000000010000000-0x000000001003E000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	ed159d8ddf39a91277f6a3abb76d21529c506cbdf9640d68b65c35911ba1573fSrv.exe
File opened for modification	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	ed159d8ddf39a91277f6a3abb76d21529c506cbdf9640d68b65c35911ba1573fSrv.exe
File opened for modification	C:\Program Files (x86)\Microsoft\px103C.tmp	ed159d8ddf39a91277f6a3abb76d21529c506cbdf9640d68b65c35911ba1573fSrv.exe

Modifies Internet Explorer settings 1 TTPs 28 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1027132271"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30998427"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main\Default_Page_URL = "http://www.2345.com/?28879"	ed159d8ddf39a91277f6a3abb76d21529c506cbdf9640d68b65c35911ba1573f.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "30998427"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1027122404"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{60AD9EB0-6B8E-11ED-B8D8-D668443210E4} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\Software\Microsoft\Internet Explorer\Main	ed159d8ddf39a91277f6a3abb76d21529c506cbdf9640d68b65c35911ba1573f.exe
Key created	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "376014482"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Default_Page_URL = "http://www.2345.com/?28879"	ed159d8ddf39a91277f6a3abb76d21529c506cbdf9640d68b65c35911ba1573f.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe

Modifies Internet Explorer start page 1 TTPs 1 IoCs

stealer

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Start Page = "http://www.2345.com/?28879"	ed159d8ddf39a91277f6a3abb76d21529c506cbdf9640d68b65c35911ba1573f.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
1104	DesktopLayer.exe
1104	DesktopLayer.exe
1104	DesktopLayer.exe
1104	DesktopLayer.exe
1104	DesktopLayer.exe
1104	DesktopLayer.exe
1104	DesktopLayer.exe
1104	DesktopLayer.exe
4604	ed159d8ddf39a91277f6a3abb76d21529c506cbdf9640d68b65c35911ba1573f.exe
4604	ed159d8ddf39a91277f6a3abb76d21529c506cbdf9640d68b65c35911ba1573f.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4604	ed159d8ddf39a91277f6a3abb76d21529c506cbdf9640d68b65c35911ba1573f.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3312	iexplore.exe

Suspicious use of SetWindowsHookEx 9 IoCs

pid	Process
4604	ed159d8ddf39a91277f6a3abb76d21529c506cbdf9640d68b65c35911ba1573f.exe
4604	ed159d8ddf39a91277f6a3abb76d21529c506cbdf9640d68b65c35911ba1573f.exe
4604	ed159d8ddf39a91277f6a3abb76d21529c506cbdf9640d68b65c35911ba1573f.exe
3312	iexplore.exe
3312	iexplore.exe
4604	ed159d8ddf39a91277f6a3abb76d21529c506cbdf9640d68b65c35911ba1573f.exe
4604	ed159d8ddf39a91277f6a3abb76d21529c506cbdf9640d68b65c35911ba1573f.exe
4208	IEXPLORE.EXE
4208	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4604 wrote to memory of 2980	4604	ed159d8ddf39a91277f6a3abb76d21529c506cbdf9640d68b65c35911ba1573f.exe	85
PID 4604 wrote to memory of 2980	4604	ed159d8ddf39a91277f6a3abb76d21529c506cbdf9640d68b65c35911ba1573f.exe	85
PID 4604 wrote to memory of 2980	4604	ed159d8ddf39a91277f6a3abb76d21529c506cbdf9640d68b65c35911ba1573f.exe	85
PID 2980 wrote to memory of 1104	2980	ed159d8ddf39a91277f6a3abb76d21529c506cbdf9640d68b65c35911ba1573fSrv.exe	86
PID 2980 wrote to memory of 1104	2980	ed159d8ddf39a91277f6a3abb76d21529c506cbdf9640d68b65c35911ba1573fSrv.exe	86
PID 2980 wrote to memory of 1104	2980	ed159d8ddf39a91277f6a3abb76d21529c506cbdf9640d68b65c35911ba1573fSrv.exe	86
PID 1104 wrote to memory of 3312	1104	DesktopLayer.exe	87
PID 1104 wrote to memory of 3312	1104	DesktopLayer.exe	87
PID 3312 wrote to memory of 4208	3312	iexplore.exe	88
PID 3312 wrote to memory of 4208	3312	iexplore.exe	88
PID 3312 wrote to memory of 4208	3312	iexplore.exe	88

C:\Users\Admin\AppData\Local\Temp\ed159d8ddf39a91277f6a3abb76d21529c506cbdf9640d68b65c35911ba1573f.exe
"C:\Users\Admin\AppData\Local\Temp\ed159d8ddf39a91277f6a3abb76d21529c506cbdf9640d68b65c35911ba1573f.exe"
1⤵
- Modifies Internet Explorer settings
- Modifies Internet Explorer start page
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4604
- C:\Users\Admin\AppData\Local\Temp\ed159d8ddf39a91277f6a3abb76d21529c506cbdf9640d68b65c35911ba1573fSrv.exe
  C:\Users\Admin\AppData\Local\Temp\ed159d8ddf39a91277f6a3abb76d21529c506cbdf9640d68b65c35911ba1573fSrv.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - Suspicious use of WriteProcessMemory
  PID:2980
- - 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:1104
  - - 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:3312
    - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3312 CREDAT:17410 /prefetch:2
        5⤵
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:4208

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\Local\Temp\ed159d8ddf39a91277f6a3abb76d21529c506cbdf9640d68b65c35911ba1573fSrv.exe

Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
C:\Users\Admin\AppData\Local\Temp\ed159d8ddf39a91277f6a3abb76d21529c506cbdf9640d68b65c35911ba1573fSrv.exe

Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
memory/1104-142-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1104-137-0x0000000000000000-mapping.dmp

Download
memory/1104-143-0x0000000000430000-0x000000000043F000-memory.dmp

Filesize
60KB

Download
memory/2980-133-0x0000000000000000-mapping.dmp

Download
memory/2980-138-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/4604-154-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/4604-166-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/4604-135-0x0000000002640000-0x00000000026B2000-memory.dmp

Filesize
456KB

Download
memory/4604-144-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/4604-145-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/4604-146-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/4604-148-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/4604-150-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/4604-152-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/4604-132-0x0000000000400000-0x0000000000671000-memory.dmp

Filesize
2.4MB

Download
memory/4604-156-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/4604-158-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/4604-160-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/4604-162-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/4604-164-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/4604-141-0x0000000002640000-0x00000000026B2000-memory.dmp

Filesize
456KB

Download
memory/4604-168-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/4604-170-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/4604-172-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/4604-174-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/4604-176-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/4604-178-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/4604-180-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/4604-182-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/4604-184-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/4604-186-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/4604-187-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/4604-188-0x0000000000400000-0x0000000000671000-memory.dmp

Filesize
2.4MB

Download
memory/4604-189-0x0000000002640000-0x00000000026B2000-memory.dmp

Filesize
456KB

Download
memory/4604-190-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download