tinba | 90c49cd9401770a015ff0ed8732a2e38c311e810dcd364d4523a42ece72072f6

Analysis

max time kernel
118s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
01-01-2025 14:24

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General

Target

90c49cd9401770a015ff0ed8732a2e38c311e810dcd364d4523a42ece72072f6N.exe
Size

146KB
MD5

f06acfe2d7f936ee0285d13c9eb59720
SHA1

723ff326583286be25e24098ef9a6bdd8b669c43
SHA256

90c49cd9401770a015ff0ed8732a2e38c311e810dcd364d4523a42ece72072f6
SHA512

2871364f102de1d338bd3b466f0200252eff541f8e00631faed55540f13d93d6f0007f4d38ac88a154223caff3a2b283b9e537923ae829f16683fb317a6076cc
SSDEEP

1536:ziLOvRmmQegJ3BbmAQ256/ZrwWnL8SOV7CW2YqjhOrmK6o8v0E:ziyvRmbLs/ZrwWL/OV7GjQqpo8l

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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\955EF5DE = "C:\\Users\\Admin\\AppData\\Roaming\\955EF5DE\\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/2320-0-0x0000000000400000-0x0000000000425000-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	90c49cd9401770a015ff0ed8732a2e38c311e810dcd364d4523a42ece72072f6N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe
2600	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2600	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2320 wrote to memory of 2600	2320	90c49cd9401770a015ff0ed8732a2e38c311e810dcd364d4523a42ece72072f6N.exe	32
PID 2320 wrote to memory of 2600	2320	90c49cd9401770a015ff0ed8732a2e38c311e810dcd364d4523a42ece72072f6N.exe	32
PID 2320 wrote to memory of 2600	2320	90c49cd9401770a015ff0ed8732a2e38c311e810dcd364d4523a42ece72072f6N.exe	32
PID 2320 wrote to memory of 2600	2320	90c49cd9401770a015ff0ed8732a2e38c311e810dcd364d4523a42ece72072f6N.exe	32
PID 2320 wrote to memory of 2600	2320	90c49cd9401770a015ff0ed8732a2e38c311e810dcd364d4523a42ece72072f6N.exe	32
PID 2600 wrote to memory of 1208	2600	winver.exe	21
PID 2600 wrote to memory of 1108	2600	winver.exe	19
PID 2600 wrote to memory of 1160	2600	winver.exe	20
PID 2600 wrote to memory of 1208	2600	winver.exe	21
PID 2600 wrote to memory of 1700	2600	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1108

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1160

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1208
- C:\Users\Admin\AppData\Local\Temp\90c49cd9401770a015ff0ed8732a2e38c311e810dcd364d4523a42ece72072f6N.exe
  "C:\Users\Admin\AppData\Local\Temp\90c49cd9401770a015ff0ed8732a2e38c311e810dcd364d4523a42ece72072f6N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2320
- - 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:2600

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1700

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/1108-25-0x0000000077A11000-0x0000000077A12000-memory.dmp

Filesize
4KB

Download
memory/1108-24-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/1160-27-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1160-19-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1208-3-0x00000000025B0000-0x00000000025B6000-memory.dmp

Filesize
24KB

Download
memory/1208-2-0x00000000025B0000-0x00000000025B6000-memory.dmp

Filesize
24KB

Download
memory/1208-4-0x00000000025B0000-0x00000000025B6000-memory.dmp

Filesize
24KB

Download
memory/1208-10-0x0000000077A11000-0x0000000077A12000-memory.dmp

Filesize
4KB

Download
memory/1208-30-0x0000000002560000-0x0000000002566000-memory.dmp

Filesize
24KB

Download
memory/1208-21-0x0000000002560000-0x0000000002566000-memory.dmp

Filesize
24KB

Download
memory/1700-29-0x0000000077A11000-0x0000000077A12000-memory.dmp

Filesize
4KB

Download
memory/1700-23-0x0000000002000000-0x0000000002006000-memory.dmp

Filesize
24KB

Download
memory/1700-28-0x0000000002000000-0x0000000002006000-memory.dmp

Filesize
24KB

Download
memory/2320-12-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/2320-13-0x0000000001C70000-0x0000000002670000-memory.dmp

Filesize
10.0MB

Download
memory/2320-0-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/2320-5-0x0000000001C70000-0x0000000002670000-memory.dmp

Filesize
10.0MB

Download
memory/2320-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2600-6-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/2600-7-0x0000000077BC0000-0x0000000077BC1000-memory.dmp

Filesize
4KB

Download
memory/2600-8-0x0000000077BBF000-0x0000000077BC0000-memory.dmp

Filesize
4KB

Download
memory/2600-9-0x0000000077BBF000-0x0000000077BC1000-memory.dmp

Filesize
8KB

Download
memory/2600-11-0x00000000779C0000-0x0000000077B69000-memory.dmp

Filesize
1.7MB

Download
memory/2600-26-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/2600-35-0x00000000001E0000-0x00000000001E1000-memory.dmp

Filesize
4KB

Download