tinba | 08c70aff79328790b475f330afa42fbe26bd0140ad81f9d419f337d6431fadf3

Analysis

max time kernel
149s
max time network
149s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20-10-2024 21:19

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General

Target

6420fbc5ff2a03362c6a7b157988a5a4_JaffaCakes118.exe
Size

89KB
MD5

6420fbc5ff2a03362c6a7b157988a5a4
SHA1

eb78921efa75a2d9d16fd1c7b49b9c7924c5553b
SHA256

08c70aff79328790b475f330afa42fbe26bd0140ad81f9d419f337d6431fadf3
SHA512

97c8dbfbf08506f851e772c8a2f73103c2eb735ad1c19ab1f75d79e225e1e9baa79831be92503beb18afdd442f3b4f0f85b8ab109e3e6f7989f76e432757a857
SSDEEP

1536:XL+mFM2HXKZgiwIksu+XM5/HtAQ9JB9p03:7+4MOIkLZJNAQ9JBjq

Score

10^/10

tinba banker discovery persistence trojan upx

Malware Config

Signatures

Tinba / TinyBanker
Banking trojan which uses packet sniffing to steal data.
trojan banker tinba

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\D45CA489 = "C:\\Users\\Admin\\AppData\\Roaming\\D45CA489\\bin.exe"	winver.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3068-0-0x0000000000400000-0x0000000000418000-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	6420fbc5ff2a03362c6a7b157988a5a4_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe
2672	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2672	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3068 wrote to memory of 2672	3068	6420fbc5ff2a03362c6a7b157988a5a4_JaffaCakes118.exe	31
PID 3068 wrote to memory of 2672	3068	6420fbc5ff2a03362c6a7b157988a5a4_JaffaCakes118.exe	31
PID 3068 wrote to memory of 2672	3068	6420fbc5ff2a03362c6a7b157988a5a4_JaffaCakes118.exe	31
PID 3068 wrote to memory of 2672	3068	6420fbc5ff2a03362c6a7b157988a5a4_JaffaCakes118.exe	31
PID 3068 wrote to memory of 2672	3068	6420fbc5ff2a03362c6a7b157988a5a4_JaffaCakes118.exe	31
PID 2672 wrote to memory of 1268	2672	winver.exe	21
PID 2672 wrote to memory of 1116	2672	winver.exe	19
PID 2672 wrote to memory of 1176	2672	winver.exe	20
PID 2672 wrote to memory of 1268	2672	winver.exe	21
PID 2672 wrote to memory of 1312	2672	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1116

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1176

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1268
- C:\Users\Admin\AppData\Local\Temp\6420fbc5ff2a03362c6a7b157988a5a4_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\6420fbc5ff2a03362c6a7b157988a5a4_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3068
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:2672

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1312

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

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

memory/1116-25-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/1116-26-0x0000000076D61000-0x0000000076D62000-memory.dmp

Filesize
4KB

Download
memory/1176-20-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1176-30-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1176-29-0x0000000076D61000-0x0000000076D62000-memory.dmp

Filesize
4KB

Download
memory/1268-3-0x0000000002B80000-0x0000000002B86000-memory.dmp

Filesize
24KB

Download
memory/1268-10-0x0000000076D61000-0x0000000076D62000-memory.dmp

Filesize
4KB

Download
memory/1268-2-0x0000000002B80000-0x0000000002B86000-memory.dmp

Filesize
24KB

Download
memory/1268-22-0x0000000002170000-0x0000000002176000-memory.dmp

Filesize
24KB

Download
memory/1268-32-0x0000000002170000-0x0000000002176000-memory.dmp

Filesize
24KB

Download
memory/1268-4-0x0000000002B80000-0x0000000002B86000-memory.dmp

Filesize
24KB

Download
memory/1312-27-0x00000000004A0000-0x00000000004A6000-memory.dmp

Filesize
24KB

Download
memory/1312-28-0x0000000076D61000-0x0000000076D62000-memory.dmp

Filesize
4KB

Download
memory/1312-24-0x00000000004A0000-0x00000000004A6000-memory.dmp

Filesize
24KB

Download
memory/2672-31-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/2672-11-0x0000000076D10000-0x0000000076EB9000-memory.dmp

Filesize
1.7MB

Download
memory/2672-6-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/2672-7-0x0000000076F10000-0x0000000076F11000-memory.dmp

Filesize
4KB

Download
memory/2672-8-0x0000000076F0F000-0x0000000076F10000-memory.dmp

Filesize
4KB

Download
memory/2672-9-0x0000000076F0F000-0x0000000076F11000-memory.dmp

Filesize
8KB

Download
memory/2672-37-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download
memory/3068-13-0x0000000001D80000-0x0000000002780000-memory.dmp

Filesize
10.0MB

Download
memory/3068-12-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/3068-0-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/3068-5-0x0000000001D80000-0x0000000002780000-memory.dmp

Filesize
10.0MB

Download
memory/3068-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download