tinba | 0fd8aa8da0efcb8a838a7bdad7b1f60ad70d54b482d4c099844440439361294e

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09/11/2024, 15:09

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General

Target

0fd8aa8da0efcb8a838a7bdad7b1f60ad70d54b482d4c099844440439361294eN.exe
Size

34KB
MD5

abc0dc5bf1afb3c465e6aa29cc872980
SHA1

10672229bcf129b2ef1cbf49100f20cdc9bc429a
SHA256

0fd8aa8da0efcb8a838a7bdad7b1f60ad70d54b482d4c099844440439361294e
SHA512

e0d9376f89cf07f130eb972e860ad7eff7a38b14f038c04672995cb0f4ad45392681519690912f409a70d0fe486f0ea6f00b9187046a199b25edad1a19ef62c5
SSDEEP

768:Vp22qWFcy5XQ7lO41uirwA98p3MpkNBxd0cJWV6dy/x9J2:VpYoX58z1uirL98xMWnT0OQ9J2

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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\B186380F = "C:\\Users\\Admin\\AppData\\Roaming\\B186380F\\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/1728-0-0x0000000000400000-0x0000000000417000-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	0fd8aa8da0efcb8a838a7bdad7b1f60ad70d54b482d4c099844440439361294eN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe
3060	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3060	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1728 wrote to memory of 3060	1728	0fd8aa8da0efcb8a838a7bdad7b1f60ad70d54b482d4c099844440439361294eN.exe	31
PID 1728 wrote to memory of 3060	1728	0fd8aa8da0efcb8a838a7bdad7b1f60ad70d54b482d4c099844440439361294eN.exe	31
PID 1728 wrote to memory of 3060	1728	0fd8aa8da0efcb8a838a7bdad7b1f60ad70d54b482d4c099844440439361294eN.exe	31
PID 1728 wrote to memory of 3060	1728	0fd8aa8da0efcb8a838a7bdad7b1f60ad70d54b482d4c099844440439361294eN.exe	31
PID 1728 wrote to memory of 3060	1728	0fd8aa8da0efcb8a838a7bdad7b1f60ad70d54b482d4c099844440439361294eN.exe	31
PID 3060 wrote to memory of 1192	3060	winver.exe	21
PID 3060 wrote to memory of 1052	3060	winver.exe	18
PID 3060 wrote to memory of 1132	3060	winver.exe	19
PID 3060 wrote to memory of 1192	3060	winver.exe	21
PID 3060 wrote to memory of 1612	3060	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1052

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1132

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1192
- C:\Users\Admin\AppData\Local\Temp\0fd8aa8da0efcb8a838a7bdad7b1f60ad70d54b482d4c099844440439361294eN.exe
  "C:\Users\Admin\AppData\Local\Temp\0fd8aa8da0efcb8a838a7bdad7b1f60ad70d54b482d4c099844440439361294eN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1728
- - 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:3060

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1612

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/1052-25-0x0000000001F10000-0x0000000001F16000-memory.dmp

Filesize
24KB

Download
memory/1052-26-0x00000000773A1000-0x00000000773A2000-memory.dmp

Filesize
4KB

Download
memory/1132-27-0x00000000773A1000-0x00000000773A2000-memory.dmp

Filesize
4KB

Download
memory/1132-30-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/1132-20-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/1192-10-0x00000000773A1000-0x00000000773A2000-memory.dmp

Filesize
4KB

Download
memory/1192-2-0x0000000002600000-0x0000000002606000-memory.dmp

Filesize
24KB

Download
memory/1192-31-0x00000000025E0000-0x00000000025E6000-memory.dmp

Filesize
24KB

Download
memory/1192-4-0x0000000002600000-0x0000000002606000-memory.dmp

Filesize
24KB

Download
memory/1192-22-0x00000000025E0000-0x00000000025E6000-memory.dmp

Filesize
24KB

Download
memory/1192-3-0x0000000002600000-0x0000000002606000-memory.dmp

Filesize
24KB

Download
memory/1612-36-0x0000000000330000-0x0000000000336000-memory.dmp

Filesize
24KB

Download
memory/1612-32-0x00000000773A1000-0x00000000773A2000-memory.dmp

Filesize
4KB

Download
memory/1612-24-0x0000000000330000-0x0000000000336000-memory.dmp

Filesize
24KB

Download
memory/1612-29-0x00000000773A1000-0x00000000773A2000-memory.dmp

Filesize
4KB

Download
memory/1612-28-0x0000000000330000-0x0000000000336000-memory.dmp

Filesize
24KB

Download
memory/1728-5-0x0000000001C70000-0x0000000002670000-memory.dmp

Filesize
10.0MB

Download
memory/1728-0-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1728-13-0x0000000001C70000-0x0000000002670000-memory.dmp

Filesize
10.0MB

Download
memory/1728-12-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1728-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/3060-6-0x00000000000B0000-0x00000000000B6000-memory.dmp

Filesize
24KB

Download
memory/3060-7-0x0000000077550000-0x0000000077551000-memory.dmp

Filesize
4KB

Download
memory/3060-8-0x000000007754F000-0x0000000077550000-memory.dmp

Filesize
4KB

Download
memory/3060-9-0x000000007754F000-0x0000000077551000-memory.dmp

Filesize
8KB

Download
memory/3060-33-0x00000000000B0000-0x00000000000B6000-memory.dmp

Filesize
24KB

Download
memory/3060-11-0x0000000077350000-0x00000000774F9000-memory.dmp

Filesize
1.7MB

Download