tinba | f1781c854260eaedc023bb79ee4a3f1999f3684cfc9f94ce900852130406deeb

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
05/04/2024, 16:17

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General

Target
d89427641ec57a9f387be2186e517822_JaffaCakes118.exe
Size 34KB
Sample240405-trcaraha89
SHA256 f1781c854260eaedc023bb79ee4a3f1999f3684cfc9f94ce900852130406deeb
MD5 d89427641ec57a9f387be2186e517822
SHA1 4d5a73bf353a65d85467aea24ef423ed61e3424f
SHA512 df962897bea62958b9b4bd3013406695f4be558ead229df372e0a4ba6499307199bb9a1ca5ff9f7a0dc7e8954a50715db34644e59657cafa006bcad53b43c169
SSDEEP 768:vp22qWFcy5XQ7lO41uirwA98p3MpkNBxd0cJWV6dy/x9J2:vpYoX58z1uirL98xMWnT0OQ9J2
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

tinba banker persistence trojan upx

Malware Config

Signatures

Tinba / TinyBanker
Banking trojan which uses packet sniffing to steal data.
trojan banker tinba

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/1676-0-0x0000000000400000-0x0000000000417000-memory.dmp	upx

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-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\3F5B2EB9 = "C:\\Users\\Admin\\AppData\\Roaming\\3F5B2EB9\\bin.exe"	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe
4068	winver.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3296	Explorer.EXE
Token: SeCreatePagefilePrivilege	3296	Explorer.EXE
Token: SeShutdownPrivilege	3296	Explorer.EXE
Token: SeCreatePagefilePrivilege	3296	Explorer.EXE
Token: SeShutdownPrivilege	3296	Explorer.EXE
Token: SeCreatePagefilePrivilege	3296	Explorer.EXE
Token: SeShutdownPrivilege	3972	RuntimeBroker.exe
Token: SeShutdownPrivilege	3972	RuntimeBroker.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
4068	winver.exe
3296	Explorer.EXE
3296	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3296	Explorer.EXE

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1676 wrote to memory of 4068	1676	d89427641ec57a9f387be2186e517822_JaffaCakes118.exe	95
PID 1676 wrote to memory of 4068	1676	d89427641ec57a9f387be2186e517822_JaffaCakes118.exe	95
PID 1676 wrote to memory of 4068	1676	d89427641ec57a9f387be2186e517822_JaffaCakes118.exe	95
PID 1676 wrote to memory of 4068	1676	d89427641ec57a9f387be2186e517822_JaffaCakes118.exe	95
PID 4068 wrote to memory of 3296	4068	winver.exe	56
PID 4068 wrote to memory of 2420	4068	winver.exe	42
PID 4068 wrote to memory of 2436	4068	winver.exe	43
PID 4068 wrote to memory of 2652	4068	winver.exe	47
PID 4068 wrote to memory of 3296	4068	winver.exe	56
PID 4068 wrote to memory of 3520	4068	winver.exe	58
PID 4068 wrote to memory of 3768	4068	winver.exe	59
PID 4068 wrote to memory of 3856	4068	winver.exe	60
PID 4068 wrote to memory of 3972	4068	winver.exe	61
PID 4068 wrote to memory of 4048	4068	winver.exe	62
PID 4068 wrote to memory of 3864	4068	winver.exe	63
PID 4068 wrote to memory of 3188	4068	winver.exe	65
PID 4068 wrote to memory of 1872	4068	winver.exe	75
PID 4068 wrote to memory of 2140	4068	winver.exe	76
PID 4068 wrote to memory of 1756	4068	winver.exe	78
PID 4068 wrote to memory of 824	4068	winver.exe	79
PID 4068 wrote to memory of 3996	4068	winver.exe	80
PID 4068 wrote to memory of 2848	4068	winver.exe	81
PID 4068 wrote to memory of 1700	4068	winver.exe	82
PID 4068 wrote to memory of 4260	4068	winver.exe	84
PID 4068 wrote to memory of 5048	4068	winver.exe	85
PID 4068 wrote to memory of 560	4068	winver.exe	90
PID 4068 wrote to memory of 2800	4068	winver.exe	96
PID 4068 wrote to memory of 4940	4068	winver.exe	97
PID 1756 wrote to memory of 2728	1756	msedge.exe	109
PID 1756 wrote to memory of 2728	1756	msedge.exe	109
PID 1756 wrote to memory of 2728	1756	msedge.exe	109
PID 1756 wrote to memory of 2728	1756	msedge.exe	109
PID 1756 wrote to memory of 2728	1756	msedge.exe	109
PID 1756 wrote to memory of 2728	1756	msedge.exe	109
PID 1756 wrote to memory of 2728	1756	msedge.exe	109
PID 1756 wrote to memory of 2728	1756	msedge.exe	109
PID 1756 wrote to memory of 2728	1756	msedge.exe	109
PID 1756 wrote to memory of 2728	1756	msedge.exe	109
PID 1756 wrote to memory of 2728	1756	msedge.exe	109
PID 1756 wrote to memory of 2728	1756	msedge.exe	109
PID 1756 wrote to memory of 2728	1756	msedge.exe	109
PID 1756 wrote to memory of 2728	1756	msedge.exe	109
PID 1756 wrote to memory of 2728	1756	msedge.exe	109
PID 1756 wrote to memory of 2728	1756	msedge.exe	109
PID 1756 wrote to memory of 2728	1756	msedge.exe	109
PID 1756 wrote to memory of 2728	1756	msedge.exe	109
PID 1756 wrote to memory of 2728	1756	msedge.exe	109
PID 1756 wrote to memory of 2728	1756	msedge.exe	109
PID 1756 wrote to memory of 2728	1756	msedge.exe	109
PID 1756 wrote to memory of 2728	1756	msedge.exe	109
PID 1756 wrote to memory of 2728	1756	msedge.exe	109
PID 1756 wrote to memory of 2728	1756	msedge.exe	109
PID 1756 wrote to memory of 2728	1756	msedge.exe	109
PID 1756 wrote to memory of 2728	1756	msedge.exe	109
PID 1756 wrote to memory of 2728	1756	msedge.exe	109
PID 1756 wrote to memory of 2728	1756	msedge.exe	109
PID 1756 wrote to memory of 2728	1756	msedge.exe	109
PID 1756 wrote to memory of 2728	1756	msedge.exe	109
PID 1756 wrote to memory of 2728	1756	msedge.exe	109
PID 1756 wrote to memory of 2728	1756	msedge.exe	109
PID 1756 wrote to memory of 2728	1756	msedge.exe	109
PID 1756 wrote to memory of 2728	1756	msedge.exe	109
PID 1756 wrote to memory of 2728	1756	msedge.exe	109
PID 1756 wrote to memory of 2728	1756	msedge.exe	109

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2420

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
1⤵
PID:2436

C:\Windows\system32\taskhostw.exe
taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
1⤵
PID:2652

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of UnmapMainImage
PID:3296
- C:\Users\Admin\AppData\Local\Temp\d89427641ec57a9f387be2186e517822_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\d89427641ec57a9f387be2186e517822_JaffaCakes118.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1676
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:4068

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
1⤵
PID:3520

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:3768

C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
1⤵
PID:3856

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3972

C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
"C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
1⤵
PID:4048

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:3864

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:3188

C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe
"C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe" -ServerName:InputApp.AppX9jnwykgrccxc8by3hsrsh07r423xzvav.mca
1⤵
PID:1872

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:2140

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --no-startup-window
1⤵
- Suspicious use of WriteProcessMemory
PID:1756
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=122.0.6261.70 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=122.0.2365.52 --initial-client-data=0x238,0x23c,0x240,0x234,0x2f0,0x7ffece862e98,0x7ffece862ea4,0x7ffece862eb0
  2⤵
  PID:824
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --mojo-platform-channel-handle=2400 --field-trial-handle=3192,i,2785050981002401924,4037047756083432660,262144 --variations-seed-version /prefetch:2
  2⤵
  PID:3996
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --no-appcompat-clear --mojo-platform-channel-handle=3276 --field-trial-handle=3192,i,2785050981002401924,4037047756083432660,262144 --variations-seed-version /prefetch:3
  2⤵
  PID:2848
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --no-appcompat-clear --mojo-platform-channel-handle=3380 --field-trial-handle=3192,i,2785050981002401924,4037047756083432660,262144 --variations-seed-version /prefetch:8
  2⤵
  PID:1700
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --instant-process --no-appcompat-clear --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=11 --mojo-platform-channel-handle=5288 --field-trial-handle=3192,i,2785050981002401924,4037047756083432660,262144 --variations-seed-version /prefetch:1
  2⤵
  PID:4260
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --no-appcompat-clear --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=12 --mojo-platform-channel-handle=5500 --field-trial-handle=3192,i,2785050981002401924,4037047756083432660,262144 --variations-seed-version /prefetch:1
  2⤵
  PID:5048
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3696 --field-trial-handle=3192,i,2785050981002401924,4037047756083432660,262144 --variations-seed-version /prefetch:8
  2⤵
  PID:2728

C:\Windows\system32\backgroundTaskHost.exe
"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
1⤵
PID:560

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:2800

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{AB8902B4-09CA-4BB6-B78D-A8F59079A8D5}
1⤵
PID:4940

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/560-37-0x0000000000840000-0x0000000000846000-memory.dmp

Download

memory/560-45-0x00007FFEF6290000-0x00007FFEF6291000-memory.dmp

Download

memory/560-44-0x00007FFEF610C000-0x00007FFEF610D000-memory.dmp

Download

memory/560-43-0x0000000000840000-0x0000000000846000-memory.dmp

Download

memory/1676-2-0x0000000002220000-0x0000000002C20000-memory.dmp

Download

memory/1676-8-0x0000000000400000-0x0000000000417000-memory.dmp

Download

memory/1676-1-0x0000000002160000-0x0000000002161000-memory.dmp

Download

memory/1676-0-0x0000000000400000-0x0000000000417000-memory.dmp

Download

memory/1676-9-0x0000000002220000-0x0000000002C20000-memory.dmp

Download

memory/1872-32-0x0000000000A80000-0x0000000000A86000-memory.dmp

Download

memory/1872-36-0x0000000000A80000-0x0000000000A86000-memory.dmp

Download

memory/2140-34-0x00000000008B0000-0x00000000008B6000-memory.dmp

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memory/2140-38-0x00000000008B0000-0x00000000008B6000-memory.dmp

Download

memory/2420-17-0x00000000005E0000-0x00000000005E6000-memory.dmp

Download

memory/2436-19-0x0000000000060000-0x0000000000066000-memory.dmp

Download

memory/2436-15-0x0000000000060000-0x0000000000066000-memory.dmp

Download

memory/2652-16-0x0000000000570000-0x0000000000576000-memory.dmp

Download

memory/2652-22-0x0000000000570000-0x0000000000576000-memory.dmp

Download

memory/2800-39-0x0000000000D30000-0x0000000000D36000-memory.dmp

Download

memory/2800-41-0x0000000000D30000-0x0000000000D36000-memory.dmp

Download

memory/3188-31-0x0000000000930000-0x0000000000936000-memory.dmp

Download

memory/3188-35-0x0000000000930000-0x0000000000936000-memory.dmp

Download

memory/3296-11-0x00007FFEF6280000-0x00007FFEF6281000-memory.dmp

Download

memory/3296-21-0x0000000003330000-0x0000000003336000-memory.dmp

Download

memory/3296-3-0x0000000001310000-0x0000000001316000-memory.dmp

Download

memory/3296-5-0x0000000001310000-0x0000000001316000-memory.dmp

Download

memory/3296-7-0x00007FFEF610D000-0x00007FFEF610E000-memory.dmp

Download

memory/3296-10-0x00007FFEF62A0000-0x00007FFEF62A1000-memory.dmp

Download

memory/3296-18-0x0000000003330000-0x0000000003336000-memory.dmp

Download

memory/3520-25-0x0000000000AD0000-0x0000000000AD6000-memory.dmp

Download

memory/3520-20-0x0000000000AD0000-0x0000000000AD6000-memory.dmp

Download

memory/3768-23-0x0000000000650000-0x0000000000656000-memory.dmp

Download

memory/3856-24-0x0000000000F20000-0x0000000000F26000-memory.dmp

Download

memory/3856-27-0x0000000000F20000-0x0000000000F26000-memory.dmp

Download

memory/3864-33-0x0000000000510000-0x0000000000516000-memory.dmp

Download

memory/3864-30-0x0000000000510000-0x0000000000516000-memory.dmp

Download

memory/3972-28-0x0000000000680000-0x0000000000686000-memory.dmp

Download

memory/3972-26-0x0000000000680000-0x0000000000686000-memory.dmp

Download

memory/4048-29-0x0000000000FF0000-0x0000000000FF6000-memory.dmp

Download

memory/4068-6-0x0000000077032000-0x0000000077033000-memory.dmp

Download

memory/4068-13-0x00000000007B0000-0x00000000007B6000-memory.dmp

Download

memory/4068-4-0x00000000007B0000-0x00000000007B6000-memory.dmp

Download

memory/4940-40-0x0000000000250000-0x0000000000256000-memory.dmp

Download

memory/4940-42-0x0000000000250000-0x0000000000256000-memory.dmp

Download