tinba | b17d531900420bf97fac3d5fb5405aeb85942d842dbb36312e7252692f3ec27c

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
02-11-2024 10:50

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General

Target

8514731ad390d58d3fddebb224a51e56_JaffaCakes118.exe
Size

44KB
MD5

8514731ad390d58d3fddebb224a51e56
SHA1

3c7e9d9cc1ccd79f651ce3c3e744e2ceb31e50e2
SHA256

b17d531900420bf97fac3d5fb5405aeb85942d842dbb36312e7252692f3ec27c
SHA512

57aac21221efc337673f4d192a34705b57959566485f6a5b9e05960540353bdcd0b593ae1e31c0f3d81337124129c6e1de616a8023e7017dfacc21a1c0e4c46f
SSDEEP

768:ja+vOyMD5oQ/cXK+dbFg1TGAN2RUqZxbhxEll7j0MLlH:ja+vM4ld+TR26qZxbhO3IM

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
Tinba family
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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\61F96F64 = "C:\\Users\\Admin\\AppData\\Roaming\\61F96F64\\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/264-0-0x0000000000400000-0x000000000041A000-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	8514731ad390d58d3fddebb224a51e56_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe
2148	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2148	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 264 wrote to memory of 2148	264	8514731ad390d58d3fddebb224a51e56_JaffaCakes118.exe	32
PID 264 wrote to memory of 2148	264	8514731ad390d58d3fddebb224a51e56_JaffaCakes118.exe	32
PID 264 wrote to memory of 2148	264	8514731ad390d58d3fddebb224a51e56_JaffaCakes118.exe	32
PID 264 wrote to memory of 2148	264	8514731ad390d58d3fddebb224a51e56_JaffaCakes118.exe	32
PID 264 wrote to memory of 2148	264	8514731ad390d58d3fddebb224a51e56_JaffaCakes118.exe	32
PID 2148 wrote to memory of 1124	2148	winver.exe	20
PID 2148 wrote to memory of 1044	2148	winver.exe	17
PID 2148 wrote to memory of 1068	2148	winver.exe	18
PID 2148 wrote to memory of 1124	2148	winver.exe	20
PID 2148 wrote to memory of 1956	2148	winver.exe	23

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1044

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1068

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1124
- C:\Users\Admin\AppData\Local\Temp\8514731ad390d58d3fddebb224a51e56_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\8514731ad390d58d3fddebb224a51e56_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:264
- - 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:2148

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1956

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/264-5-0x0000000001F90000-0x0000000002990000-memory.dmp

Filesize
10.0MB

Download
memory/264-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/264-13-0x0000000001F90000-0x0000000002990000-memory.dmp

Filesize
10.0MB

Download
memory/264-12-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/264-0-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/1044-25-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1044-26-0x0000000077C11000-0x0000000077C12000-memory.dmp

Filesize
4KB

Download
memory/1068-27-0x00000000020F0000-0x00000000020F6000-memory.dmp

Filesize
24KB

Download
memory/1068-20-0x00000000020F0000-0x00000000020F6000-memory.dmp

Filesize
24KB

Download
memory/1124-2-0x0000000002560000-0x0000000002566000-memory.dmp

Filesize
24KB

Download
memory/1124-10-0x0000000077C11000-0x0000000077C12000-memory.dmp

Filesize
4KB

Download
memory/1124-3-0x0000000002560000-0x0000000002566000-memory.dmp

Filesize
24KB

Download
memory/1124-4-0x0000000002560000-0x0000000002566000-memory.dmp

Filesize
24KB

Download
memory/1124-22-0x0000000002510000-0x0000000002516000-memory.dmp

Filesize
24KB

Download
memory/1124-29-0x0000000002510000-0x0000000002516000-memory.dmp

Filesize
24KB

Download
memory/1956-31-0x0000000077C11000-0x0000000077C12000-memory.dmp

Filesize
4KB

Download
memory/1956-30-0x0000000001C60000-0x0000000001C66000-memory.dmp

Filesize
24KB

Download
memory/1956-24-0x0000000001C60000-0x0000000001C66000-memory.dmp

Filesize
24KB

Download
memory/2148-11-0x0000000077BC0000-0x0000000077D69000-memory.dmp

Filesize
1.7MB

Download
memory/2148-28-0x00000000000B0000-0x00000000000B6000-memory.dmp

Filesize
24KB

Download
memory/2148-6-0x00000000000B0000-0x00000000000B6000-memory.dmp

Filesize
24KB

Download
memory/2148-7-0x0000000077DC0000-0x0000000077DC1000-memory.dmp

Filesize
4KB

Download
memory/2148-8-0x0000000077DBF000-0x0000000077DC0000-memory.dmp

Filesize
4KB

Download
memory/2148-9-0x0000000077DBF000-0x0000000077DC1000-memory.dmp

Filesize
8KB

Download