tinba | 2ee2c853a605622d93e3011f500235eefe6ff16b8bf2ec84c1e1b362ac0eafdd

Analysis

max time kernel
149s
max time network
150s
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, 12:41

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

JaffaCakes118_e4908dcdca8b9f4a39dba14c876cec67.exe
Size

89KB
MD5

e4908dcdca8b9f4a39dba14c876cec67
SHA1

0e80e68da235d317d7d197f8ec8b831e0e78c9c2
SHA256

2ee2c853a605622d93e3011f500235eefe6ff16b8bf2ec84c1e1b362ac0eafdd
SHA512

61b0d38d6214f59b7e69fddfe9c5ca6e7b11fc8e4cd75e2970752e77045402099180821cc9f5b94ad1df7fbe76c9a31756ae39d868dfd0805fb6d706bab557c6
SSDEEP

1536:Dr+mFM2HXKZgixhIksu+XM5/HtAQ9Jox7e:X+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-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\BC48A3A9 = "C:\\Users\\Admin\\AppData\\Roaming\\BC48A3A9\\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/2700-0-0x0000000000400000-0x0000000000418000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1488	1344	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_e4908dcdca8b9f4a39dba14c876cec67.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1344	winver.exe
1344	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3476	Explorer.EXE
Token: SeCreatePagefilePrivilege	3476	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1344	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2700 wrote to memory of 1344	2700	JaffaCakes118_e4908dcdca8b9f4a39dba14c876cec67.exe	84
PID 2700 wrote to memory of 1344	2700	JaffaCakes118_e4908dcdca8b9f4a39dba14c876cec67.exe	84
PID 2700 wrote to memory of 1344	2700	JaffaCakes118_e4908dcdca8b9f4a39dba14c876cec67.exe	84
PID 2700 wrote to memory of 1344	2700	JaffaCakes118_e4908dcdca8b9f4a39dba14c876cec67.exe	84
PID 1344 wrote to memory of 3476	1344	winver.exe	56
PID 1344 wrote to memory of 2896	1344	winver.exe	49

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2896

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3476
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e4908dcdca8b9f4a39dba14c876cec67.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e4908dcdca8b9f4a39dba14c876cec67.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2700
- - 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:1344
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1344 -s 352
      4⤵
      Program crash
      PID:1488

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 180 -p 1344 -ip 1344
1⤵
PID:4984

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

Loading Replay Monitor...

Downloads

memory/1344-5-0x0000000077C92000-0x0000000077C93000-memory.dmp

Filesize
4KB

Download
memory/1344-14-0x0000000000620000-0x0000000000626000-memory.dmp

Filesize
24KB

Download
memory/1344-11-0x0000000000620000-0x0000000000626000-memory.dmp

Filesize
24KB

Download
memory/1344-7-0x00007FF8DAD90000-0x00007FF8DAF85000-memory.dmp

Filesize
2.0MB

Download
memory/2700-9-0x00000000021B0000-0x0000000002BB0000-memory.dmp

Filesize
10.0MB

Download
memory/2700-4-0x00000000021B0000-0x0000000002BB0000-memory.dmp

Filesize
10.0MB

Download
memory/2700-8-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2700-0-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2700-1-0x0000000000B50000-0x0000000000B51000-memory.dmp

Filesize
4KB

Download
memory/2896-13-0x0000000000520000-0x0000000000526000-memory.dmp

Filesize
24KB

Download
memory/3476-6-0x00007FF8DAE2D000-0x00007FF8DAE2E000-memory.dmp

Filesize
4KB

Download
memory/3476-2-0x0000000002910000-0x0000000002916000-memory.dmp

Filesize
24KB

Download
memory/3476-3-0x0000000002910000-0x0000000002916000-memory.dmp

Filesize
24KB

Download