ramnit | 3a7ebb243543044f2a1fda4c7098cb937f5c6b3a57f25ae6637528bb0364e646

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
28-01-2025 12:43

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General

Target

JaffaCakes118_4b06cd85212c8331d799a17ac4345a32.exe
Size

136KB
MD5

4b06cd85212c8331d799a17ac4345a32
SHA1

4437e7e67839cc26fc9d04694a2a3def17779675
SHA256

3a7ebb243543044f2a1fda4c7098cb937f5c6b3a57f25ae6637528bb0364e646
SHA512

1d2a32ec23faaae6c2a6f82342ed15f0e769628beb6f164a1ef1afe22296445699bdb10d85846d5965157888f4e3a0494df46cde7e3363fdfd4f27be75598131
SSDEEP

3072:7jlV5Hy/eie4t+ZQN203obHg+UN80K4b9/Nryj13:7Z0eiec+IfS4Jpyx3

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
2132	JaffaCakes118_4b06cd85212c8331d799a17ac4345a32mgr.exe

Loads dropped DLL 4 IoCs

pid	Process
2380	JaffaCakes118_4b06cd85212c8331d799a17ac4345a32.exe
2380	JaffaCakes118_4b06cd85212c8331d799a17ac4345a32.exe
2132	JaffaCakes118_4b06cd85212c8331d799a17ac4345a32mgr.exe
2132	JaffaCakes118_4b06cd85212c8331d799a17ac4345a32mgr.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2132-10-0x0000000000400000-0x000000000042A000-memory.dmp	upx
behavioral1/memory/2132-19-0x0000000000400000-0x000000000042A000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2652	2132	WerFault.exe	30

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	JaffaCakes118_4b06cd85212c8331d799a17ac4345a32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_4b06cd85212c8331d799a17ac4345a32mgr.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2380 wrote to memory of 2132	2380	JaffaCakes118_4b06cd85212c8331d799a17ac4345a32.exe	30
PID 2380 wrote to memory of 2132	2380	JaffaCakes118_4b06cd85212c8331d799a17ac4345a32.exe	30
PID 2380 wrote to memory of 2132	2380	JaffaCakes118_4b06cd85212c8331d799a17ac4345a32.exe	30
PID 2380 wrote to memory of 2132	2380	JaffaCakes118_4b06cd85212c8331d799a17ac4345a32.exe	30

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4b06cd85212c8331d799a17ac4345a32.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4b06cd85212c8331d799a17ac4345a32.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2380
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4b06cd85212c8331d799a17ac4345a32mgr.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4b06cd85212c8331d799a17ac4345a32mgr.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:2132
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2132 -s 180
    3⤵
    - Program crash
    PID:2652

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\JaffaCakes118_4b06cd85212c8331d799a17ac4345a32mgr.exe

Filesize
106KB

MD5
7657fcb7d772448a6d8504e4b20168b8

SHA1
84c7201f7e59cb416280fd69a2e7f2e349ec8242

SHA256
54bc950d46a0d1aa72048a17c8275743209e6c17bdacfc4cb9601c9ce3ec9a71

SHA512
786addd2a793bd4123625b22dc717d193246442ac97f1c3f4a763ec794b48e68051cd41097c0e9f7367e6914534f36eafccb109ab03dc793d68bf1522e7884e2

Download Submit
\Users\Admin\AppData\Local\Temp\~TM1FFF.tmp

Filesize
1.2MB

MD5
d124f55b9393c976963407dff51ffa79

SHA1
2c7bbedd79791bfb866898c85b504186db610b5d

SHA256
ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

SHA512
278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

Download Submit
\Users\Admin\AppData\Local\Temp\~TM203E.tmp

Filesize
1.1MB

MD5
9b98d47916ead4f69ef51b56b0c2323c

SHA1
290a80b4ded0efc0fd00816f373fcea81a521330

SHA256
96e0ae104c9662d0d20fdf59844c2d18334e5847b6c4fc7f8ce4b3b87f39887b

SHA512
68b67021f228d8d71df4deb0b6388558b2f935a6aa466a12199cd37ada47ee588ea407b278d190d3a498b0ef3f5f1a2573a469b7ea5561ab2e7055c45565fe94

Download Submit
memory/2132-10-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/2132-19-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/2380-0-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2380-8-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download