ramnit | 411c3b7ca6967937e19b1e90ba925e1d173a827f643d3115472448c57fa58fe1

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
31-12-2024 05:46

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General

Target

JaffaCakes118_074753cc51585493f616662ab457e440.dll
Size

256KB
MD5

074753cc51585493f616662ab457e440
SHA1

39f612d353d42f6e3c1986993fdb968a8d771387
SHA256

411c3b7ca6967937e19b1e90ba925e1d173a827f643d3115472448c57fa58fe1
SHA512

319c6bb1d743930a39e75a2edb0640fc3ecabaadf81a9e490fc28e86e72437fa0f1895b5607b698c91bc6fb47c4beb143577500b0716c166f8bb743cc7d2bd99
SSDEEP

6144:5v7Da3EO2wWKmRt5Thafzw+IeIZIj3L/kU1IGBeWE+iHm:R7+3EolmRt98Lw+IyDnWo

Score

10^/10

ramnit banker discovery 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
Ramnit family
ramnit

Executes dropped EXE 1 IoCs

pid	Process
2660	regsvr32mgr.exe

Loads dropped DLL 4 IoCs

pid	Process
3052	regsvr32.exe
3052	regsvr32.exe
2660	regsvr32mgr.exe
2660	regsvr32mgr.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\regsvr32mgr.exe	regsvr32.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2660-10-0x0000000000400000-0x0000000000468000-memory.dmp	upx
behavioral1/memory/2660-17-0x0000000000400000-0x0000000000468000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32mgr.exe

Modifies registry class 64 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{4DB72916-9A87-4CB2-8526-54CC1A53F3A4}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E41B4064-66A7-43EB-BBDC-665B20424FA8}\ = "IPopEntry"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\POPC.Poptimize	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\POPC.Poptimize\CLSID\ = "{A3F23606-0729-42B2-9004-57D52E30546A}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{20DD4BCD-32E4-4F31-B2BA-E67016DA3572}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{4DB72916-9A87-4CB2-8526-54CC1A53F3A4}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E41B4064-66A7-43EB-BBDC-665B20424FA8}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E41B4064-66A7-43EB-BBDC-665B20424FA8}\ = "IPopEntry"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\POPC.Poptimize.1\ = "Poptimize Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A3F23606-0729-42B2-9004-57D52E30546A}\ProgID\ = "POPC.Poptimize.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{4DB72916-9A87-4CB2-8526-54CC1A53F3A4}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E41B4064-66A7-43EB-BBDC-665B20424FA8}\TypeLib\ = "{DE158A5F-BA9A-46F2-94B1-6D6601F825EB}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A3F23606-0729-42B2-9004-57D52E30546A}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DE158A5F-BA9A-46F2-94B1-6D6601F825EB}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\JaffaCakes118_074753cc51585493f616662ab457e440.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A3F23606-0729-42B2-9004-57D52E30546A}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A3F23606-0729-42B2-9004-57D52E30546A}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DE158A5F-BA9A-46F2-94B1-6D6601F825EB}\1.0\FLAGS	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\POPC.Poptimize.1	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\POPC.Poptimize\CurVer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E41B4064-66A7-43EB-BBDC-665B20424FA8}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{20DD4BCD-32E4-4F31-B2BA-E67016DA3572}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{20DD4BCD-32E4-4F31-B2BA-E67016DA3572}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DE158A5F-BA9A-46F2-94B1-6D6601F825EB}\1.0\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{4DB72916-9A87-4CB2-8526-54CC1A53F3A4}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4DB72916-9A87-4CB2-8526-54CC1A53F3A4}\TypeLib\ = "{DE158A5F-BA9A-46F2-94B1-6D6601F825EB}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E41B4064-66A7-43EB-BBDC-665B20424FA8}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E41B4064-66A7-43EB-BBDC-665B20424FA8}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DE158A5F-BA9A-46F2-94B1-6D6601F825EB}\1.0\ = "POPC 1.0 Type Library"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DE158A5F-BA9A-46F2-94B1-6D6601F825EB}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A3F23606-0729-42B2-9004-57D52E30546A}\ = "Poptimize Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DE158A5F-BA9A-46F2-94B1-6D6601F825EB}\1.0\0\win32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{20DD4BCD-32E4-4F31-B2BA-E67016DA3572}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{4DB72916-9A87-4CB2-8526-54CC1A53F3A4}\ = "IPopEntries"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4DB72916-9A87-4CB2-8526-54CC1A53F3A4}\ = "IPopEntries"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E41B4064-66A7-43EB-BBDC-665B20424FA8}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\POPC.Poptimize.1\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\POPC.Poptimize\ = "Poptimize Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E41B4064-66A7-43EB-BBDC-665B20424FA8}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{4DB72916-9A87-4CB2-8526-54CC1A53F3A4}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4DB72916-9A87-4CB2-8526-54CC1A53F3A4}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\POPC.Poptimize\CurVer\ = "POPC.Poptimize.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A3F23606-0729-42B2-9004-57D52E30546A}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E41B4064-66A7-43EB-BBDC-665B20424FA8}\TypeLib\ = "{DE158A5F-BA9A-46F2-94B1-6D6601F825EB}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E41B4064-66A7-43EB-BBDC-665B20424FA8}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A3F23606-0729-42B2-9004-57D52E30546A}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DE158A5F-BA9A-46F2-94B1-6D6601F825EB}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{4DB72916-9A87-4CB2-8526-54CC1A53F3A4}\TypeLib\ = "{DE158A5F-BA9A-46F2-94B1-6D6601F825EB}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4DB72916-9A87-4CB2-8526-54CC1A53F3A4}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A3F23606-0729-42B2-9004-57D52E30546A}\VersionIndependentProgID\ = "POPC.Poptimize"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A3F23606-0729-42B2-9004-57D52E30546A}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{20DD4BCD-32E4-4F31-B2BA-E67016DA3572}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E41B4064-66A7-43EB-BBDC-665B20424FA8}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DE158A5F-BA9A-46F2-94B1-6D6601F825EB}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{20DD4BCD-32E4-4F31-B2BA-E67016DA3572}\ = "IPoptimize"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{20DD4BCD-32E4-4F31-B2BA-E67016DA3572}\TypeLib\ = "{DE158A5F-BA9A-46F2-94B1-6D6601F825EB}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{20DD4BCD-32E4-4F31-B2BA-E67016DA3572}\ = "IPoptimize"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4DB72916-9A87-4CB2-8526-54CC1A53F3A4}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E41B4064-66A7-43EB-BBDC-665B20424FA8}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\POPC.Poptimize\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DE158A5F-BA9A-46F2-94B1-6D6601F825EB}\1.0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{E41B4064-66A7-43EB-BBDC-665B20424FA8}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{20DD4BCD-32E4-4F31-B2BA-E67016DA3572}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{20DD4BCD-32E4-4F31-B2BA-E67016DA3572}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A3F23606-0729-42B2-9004-57D52E30546A}\TypeLib\ = "{DE158A5F-BA9A-46F2-94B1-6D6601F825EB}"	regsvr32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2644 wrote to memory of 3052	2644	regsvr32.exe	30
PID 2644 wrote to memory of 3052	2644	regsvr32.exe	30
PID 2644 wrote to memory of 3052	2644	regsvr32.exe	30
PID 2644 wrote to memory of 3052	2644	regsvr32.exe	30
PID 2644 wrote to memory of 3052	2644	regsvr32.exe	30
PID 2644 wrote to memory of 3052	2644	regsvr32.exe	30
PID 2644 wrote to memory of 3052	2644	regsvr32.exe	30
PID 3052 wrote to memory of 2660	3052	regsvr32.exe	31
PID 3052 wrote to memory of 2660	3052	regsvr32.exe	31
PID 3052 wrote to memory of 2660	3052	regsvr32.exe	31
PID 3052 wrote to memory of 2660	3052	regsvr32.exe	31

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_074753cc51585493f616662ab457e440.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2644
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_074753cc51585493f616662ab457e440.dll
  2⤵
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:3052
- - C:\Windows\SysWOW64\regsvr32mgr.exe
    C:\Windows\SysWOW64\regsvr32mgr.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    PID:2660

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\~TM4DB3.tmp

Filesize
1.2MB

MD5
d124f55b9393c976963407dff51ffa79

SHA1
2c7bbedd79791bfb866898c85b504186db610b5d

SHA256
ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

SHA512
278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

Download Submit
\Users\Admin\AppData\Local\Temp\~TM4E02.tmp

Filesize
1.1MB

MD5
9b98d47916ead4f69ef51b56b0c2323c

SHA1
290a80b4ded0efc0fd00816f373fcea81a521330

SHA256
96e0ae104c9662d0d20fdf59844c2d18334e5847b6c4fc7f8ce4b3b87f39887b

SHA512
68b67021f228d8d71df4deb0b6388558b2f935a6aa466a12199cd37ada47ee588ea407b278d190d3a498b0ef3f5f1a2573a469b7ea5561ab2e7055c45565fe94

Download Submit
\Windows\SysWOW64\regsvr32mgr.exe

Filesize
163KB

MD5
c8b1f715192e0e340d54b8fac428eb44

SHA1
7a77163f8d073ecd2b98cc832d2e70719850beb1

SHA256
60767adaadd87b2220096918365c352c24092807d4e5d42bffadaceeb6136923

SHA512
9438c4c284b1a125a64bf5953365a6e0b46dd59649d01447861cfdfebd65989a523bc31654101ff8a2d53ed4f2dbf90c79468f2141bacf738a8ed0c7a92da11f

Download Submit
memory/2660-9-0x0000000000260000-0x00000000002C8000-memory.dmp

Filesize
416KB

Download
memory/2660-10-0x0000000000400000-0x0000000000468000-memory.dmp

Filesize
416KB

Download
memory/2660-17-0x0000000000400000-0x0000000000468000-memory.dmp

Filesize
416KB

Download
memory/2660-19-0x0000000000260000-0x00000000002C8000-memory.dmp

Filesize
416KB

Download
memory/3052-0-0x0000000004600000-0x0000000004641000-memory.dmp

Filesize
260KB

Download