tinba | dce4f7e52d3edd396d33e0c71b7743e3ff2e4631048d757bd3386e87d7f650cd

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
20-01-2025 03:32

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General

Target

dce4f7e52d3edd396d33e0c71b7743e3ff2e4631048d757bd3386e87d7f650cd.exe
Size

45KB
MD5

d936826cb874a0858a692ce6b6879567
SHA1

a643ddcbac410cf671eaa637e0a663d1c9c8c4a2
SHA256

dce4f7e52d3edd396d33e0c71b7743e3ff2e4631048d757bd3386e87d7f650cd
SHA512

cfeffc749ab14bd8dc82e9a880dd6568d555f1910cfd34f9ccee62fae0f7b91bf55fcd45c3fbca088767e4ea2c0b02f269d627f7999edb9992b8aa2f9f651c93
SSDEEP

768:3hP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2v:RsWE9N5dFu53dsniQaB/xZ14n7zIF+qb

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-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\5EBAEC86 = "C:\\Users\\Admin\\AppData\\Roaming\\5EBAEC86\\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/1764-0-0x0000000000400000-0x000000000041D000-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	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dce4f7e52d3edd396d33e0c71b7743e3ff2e4631048d757bd3386e87d7f650cd.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe
2128	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2128	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1764 wrote to memory of 2128	1764	dce4f7e52d3edd396d33e0c71b7743e3ff2e4631048d757bd3386e87d7f650cd.exe	32
PID 1764 wrote to memory of 2128	1764	dce4f7e52d3edd396d33e0c71b7743e3ff2e4631048d757bd3386e87d7f650cd.exe	32
PID 1764 wrote to memory of 2128	1764	dce4f7e52d3edd396d33e0c71b7743e3ff2e4631048d757bd3386e87d7f650cd.exe	32
PID 1764 wrote to memory of 2128	1764	dce4f7e52d3edd396d33e0c71b7743e3ff2e4631048d757bd3386e87d7f650cd.exe	32
PID 1764 wrote to memory of 2128	1764	dce4f7e52d3edd396d33e0c71b7743e3ff2e4631048d757bd3386e87d7f650cd.exe	32
PID 2128 wrote to memory of 1196	2128	winver.exe	21
PID 2128 wrote to memory of 1104	2128	winver.exe	19
PID 2128 wrote to memory of 1168	2128	winver.exe	20
PID 2128 wrote to memory of 1196	2128	winver.exe	21
PID 2128 wrote to memory of 1428	2128	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1104

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1168

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1196
- C:\Users\Admin\AppData\Local\Temp\dce4f7e52d3edd396d33e0c71b7743e3ff2e4631048d757bd3386e87d7f650cd.exe
  "C:\Users\Admin\AppData\Local\Temp\dce4f7e52d3edd396d33e0c71b7743e3ff2e4631048d757bd3386e87d7f650cd.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1764
- - 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:2128

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1428

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/1104-27-0x0000000077281000-0x0000000077282000-memory.dmp

Filesize
4KB

Download
memory/1104-26-0x0000000000220000-0x0000000000226000-memory.dmp

Filesize
24KB

Download
memory/1168-20-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1168-28-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1196-3-0x00000000025D0000-0x00000000025D6000-memory.dmp

Filesize
24KB

Download
memory/1196-4-0x00000000025D0000-0x00000000025D6000-memory.dmp

Filesize
24KB

Download
memory/1196-10-0x0000000077281000-0x0000000077282000-memory.dmp

Filesize
4KB

Download
memory/1196-29-0x0000000002170000-0x0000000002176000-memory.dmp

Filesize
24KB

Download
memory/1196-2-0x00000000025D0000-0x00000000025D6000-memory.dmp

Filesize
24KB

Download
memory/1196-22-0x0000000002170000-0x0000000002176000-memory.dmp

Filesize
24KB

Download
memory/1428-25-0x0000000001F70000-0x0000000001F76000-memory.dmp

Filesize
24KB

Download
memory/1428-30-0x0000000001F70000-0x0000000001F76000-memory.dmp

Filesize
24KB

Download
memory/1428-31-0x0000000077281000-0x0000000077282000-memory.dmp

Filesize
4KB

Download
memory/1764-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/1764-13-0x0000000001D60000-0x0000000002760000-memory.dmp

Filesize
10.0MB

Download
memory/1764-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/1764-5-0x0000000001D60000-0x0000000002760000-memory.dmp

Filesize
10.0MB

Download
memory/1764-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2128-6-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2128-7-0x0000000077430000-0x0000000077431000-memory.dmp

Filesize
4KB

Download
memory/2128-8-0x000000007742F000-0x0000000077430000-memory.dmp

Filesize
4KB

Download
memory/2128-9-0x000000007742F000-0x0000000077431000-memory.dmp

Filesize
8KB

Download
memory/2128-11-0x0000000077230000-0x00000000773D9000-memory.dmp

Filesize
1.7MB

Download
memory/2128-32-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download