tinba | 7fceb51e054c356f8bac0dd1dbe0716cf1a1e11969be88746d7d6fa225b7910e

Analysis

max time kernel
143s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
10/01/2025, 04:43

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General

Target

JaffaCakes118_db40973350967a968b62c93e14954c66.exe
Size

89KB
MD5

db40973350967a968b62c93e14954c66
SHA1

7c3df6c66ed0de7cf5171f1305b42d3533a41f00
SHA256

7fceb51e054c356f8bac0dd1dbe0716cf1a1e11969be88746d7d6fa225b7910e
SHA512

2e36ebe92ee9bca2f1ecaf1b419b8785c17b9a582f4e57893b6b65b71abf53001813b14b616106df57a7101a06d0b3f4fad2766d70f3d640308ef8690697a21e
SSDEEP

1536:Mr+mFM2HXKZgixhIksu+XM5/HtAQ9Jox7e:u+4MJIkLZJNAQ9Jo9e

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-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\B942CE20 = "C:\\Users\\Admin\\AppData\\Roaming\\B942CE20\\bin.exe"	winver.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3060-0-0x0000000000400000-0x0000000000418000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1316	1348	WerFault.exe	84

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_db40973350967a968b62c93e14954c66.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1348	winver.exe
1348	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3380	Explorer.EXE
Token: SeCreatePagefilePrivilege	3380	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1348	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3060 wrote to memory of 1348	3060	JaffaCakes118_db40973350967a968b62c93e14954c66.exe	84
PID 3060 wrote to memory of 1348	3060	JaffaCakes118_db40973350967a968b62c93e14954c66.exe	84
PID 3060 wrote to memory of 1348	3060	JaffaCakes118_db40973350967a968b62c93e14954c66.exe	84
PID 3060 wrote to memory of 1348	3060	JaffaCakes118_db40973350967a968b62c93e14954c66.exe	84
PID 1348 wrote to memory of 3380	1348	winver.exe	56
PID 1348 wrote to memory of 2652	1348	winver.exe	46

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2652

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3380
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_db40973350967a968b62c93e14954c66.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_db40973350967a968b62c93e14954c66.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3060
- - 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:1348
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1348 -s 352
      4⤵
      Program crash
      PID:1316

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 1348 -ip 1348
1⤵
PID:1032

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/1348-5-0x0000000077A22000-0x0000000077A23000-memory.dmp

Filesize
4KB

Download
memory/1348-14-0x0000000000B20000-0x0000000000B26000-memory.dmp

Filesize
24KB

Download
memory/1348-11-0x0000000000B20000-0x0000000000B26000-memory.dmp

Filesize
24KB

Download
memory/1348-7-0x00007FFE8BC30000-0x00007FFE8BE25000-memory.dmp

Filesize
2.0MB

Download
memory/2652-13-0x0000000000810000-0x0000000000816000-memory.dmp

Filesize
24KB

Download
memory/3060-9-0x0000000002290000-0x0000000002C90000-memory.dmp

Filesize
10.0MB

Download
memory/3060-4-0x0000000002290000-0x0000000002C90000-memory.dmp

Filesize
10.0MB

Download
memory/3060-8-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/3060-0-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/3060-1-0x0000000000570000-0x0000000000571000-memory.dmp

Filesize
4KB

Download
memory/3380-6-0x00007FFE8BCCD000-0x00007FFE8BCCE000-memory.dmp

Filesize
4KB

Download
memory/3380-3-0x00000000028E0000-0x00000000028E6000-memory.dmp

Filesize
24KB

Download
memory/3380-2-0x00000000028E0000-0x00000000028E6000-memory.dmp

Filesize
24KB

Download