tinba | 211ce473553eaee40ad16bb29a8fe25f54fa6782ac27281f3b71d2a6375ee194

Analysis

max time kernel
113s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
11-01-2025 23:07

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General

Target

211ce473553eaee40ad16bb29a8fe25f54fa6782ac27281f3b71d2a6375ee194.exe
Size

110KB
MD5

404ae68f4f89e996a46a3e88583d733b
SHA1

b399ef240e6fdd7ecfd94097c07cde184558b72d
SHA256

211ce473553eaee40ad16bb29a8fe25f54fa6782ac27281f3b71d2a6375ee194
SHA512

2cbeca064a1c3cc91b0ec5facc1f64e148d71d038c5dc47619a7b7660075b7bfb1153c198afd0d404722defcd7d9492413a7a5c73e4c0ca8c5e955b0835c002d
SSDEEP

1536:BiLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0EA:BiyvRmDLs/ZrwWJjAqGcRJ2hA

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-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\E659279A = "C:\\Users\\Admin\\AppData\\Roaming\\E659279A\\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/1912-0-0x0000000000400000-0x000000000041E000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1704	468	WerFault.exe	83

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	211ce473553eaee40ad16bb29a8fe25f54fa6782ac27281f3b71d2a6375ee194.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
468	winver.exe
468	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3428	Explorer.EXE
Token: SeCreatePagefilePrivilege	3428	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
468	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1912 wrote to memory of 468	1912	211ce473553eaee40ad16bb29a8fe25f54fa6782ac27281f3b71d2a6375ee194.exe	83
PID 1912 wrote to memory of 468	1912	211ce473553eaee40ad16bb29a8fe25f54fa6782ac27281f3b71d2a6375ee194.exe	83
PID 1912 wrote to memory of 468	1912	211ce473553eaee40ad16bb29a8fe25f54fa6782ac27281f3b71d2a6375ee194.exe	83
PID 1912 wrote to memory of 468	1912	211ce473553eaee40ad16bb29a8fe25f54fa6782ac27281f3b71d2a6375ee194.exe	83
PID 468 wrote to memory of 3428	468	winver.exe	56
PID 468 wrote to memory of 3040	468	winver.exe	51

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:3040

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3428
- C:\Users\Admin\AppData\Local\Temp\211ce473553eaee40ad16bb29a8fe25f54fa6782ac27281f3b71d2a6375ee194.exe
  "C:\Users\Admin\AppData\Local\Temp\211ce473553eaee40ad16bb29a8fe25f54fa6782ac27281f3b71d2a6375ee194.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1912
- - 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:468
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 468 -s 352
      4⤵
      Program crash
      PID:1704

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 468 -ip 468
1⤵
PID:4880

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/468-6-0x00000000779C2000-0x00000000779C3000-memory.dmp

Filesize
4KB

Download
memory/468-15-0x00000000027F0000-0x00000000027F6000-memory.dmp

Filesize
24KB

Download
memory/468-8-0x00007FFF5BB90000-0x00007FFF5BD85000-memory.dmp

Filesize
2.0MB

Download
memory/468-5-0x00000000027F0000-0x00000000027F6000-memory.dmp

Filesize
24KB

Download
memory/1912-9-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1912-4-0x00000000022F0000-0x0000000002CF0000-memory.dmp

Filesize
10.0MB

Download
memory/1912-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1912-10-0x00000000022F0000-0x0000000002CF0000-memory.dmp

Filesize
10.0MB

Download
memory/1912-1-0x00000000005C0000-0x00000000005C1000-memory.dmp

Filesize
4KB

Download
memory/3040-14-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download
memory/3428-7-0x00007FFF5BC2D000-0x00007FFF5BC2E000-memory.dmp

Filesize
4KB

Download
memory/3428-3-0x0000000000700000-0x0000000000706000-memory.dmp

Filesize
24KB

Download
memory/3428-2-0x0000000000700000-0x0000000000706000-memory.dmp

Filesize
24KB

Download