Analysis
-
max time kernel
142s -
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
27-04-2024 04:05
Static task
static1
Behavioral task
behavioral1
Sample
02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe
Resource
win7-20240220-en
General
-
Target
02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe
-
Size
478KB
-
MD5
02624ca6e02b3b987cf4c61f0af4bd94
-
SHA1
67fda8b88a7b90e5b838c0f88f7fc4b184d3f025
-
SHA256
d29937e303f96d0556f01861f4004aab8c953e2a6953d56cfbb1a9792f005e61
-
SHA512
a9302979533e0f94b7781be5eccbd2fb1de22dab9c49c4eb0ede66129df07134bc789251a70505b5cdd946e848e5dd95e534a0ac3d20fcc5c4997f6a3e59d129
-
SSDEEP
12288:0Wqq5XmSi9oBNiUkc4leJbgmdl4rlbW/BwpPuv08CZ:ZiONiNeFXl4RbWJwtuoZ
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.nusatek.com - Port:
587 - Username:
[email protected] - Password:
nusatek187753d - Email To:
[email protected]
Signatures
-
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
-
Processes:
02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection 02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" 02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" 02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" 02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe -
AgentTesla payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/3792-64-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla -
Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
Processes:
02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exedescription ioc process Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Oracle\VirtualBox Guest Additions 02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe -
Looks for VMWare Tools registry key 2 TTPs 1 IoCs
Processes:
02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exedescription ioc process Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\VMware, Inc.\VMware Tools 02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation 02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe -
Processes:
02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features 02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" 02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
Processes:
02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum 02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exedescription pid process target process PID 4176 set thread context of 3792 4176 02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe 02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
-
Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
powershell.exe02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exepid process 3112 powershell.exe 3112 powershell.exe 4176 02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe 3792 02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe 3792 02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
powershell.exe02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exedescription pid process Token: SeDebugPrivilege 3112 powershell.exe Token: SeDebugPrivilege 4176 02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe Token: SeDebugPrivilege 3792 02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exedescription pid process target process PID 4176 wrote to memory of 3112 4176 02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe powershell.exe PID 4176 wrote to memory of 3112 4176 02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe powershell.exe PID 4176 wrote to memory of 3112 4176 02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe powershell.exe PID 4176 wrote to memory of 3512 4176 02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe schtasks.exe PID 4176 wrote to memory of 3512 4176 02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe schtasks.exe PID 4176 wrote to memory of 3512 4176 02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe schtasks.exe PID 4176 wrote to memory of 3792 4176 02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe 02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe PID 4176 wrote to memory of 3792 4176 02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe 02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe PID 4176 wrote to memory of 3792 4176 02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe 02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe PID 4176 wrote to memory of 3792 4176 02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe 02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe PID 4176 wrote to memory of 3792 4176 02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe 02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe PID 4176 wrote to memory of 3792 4176 02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe 02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe PID 4176 wrote to memory of 3792 4176 02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe 02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe PID 4176 wrote to memory of 3792 4176 02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe 02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe"1⤵
- Modifies Windows Defender Real-time Protection settings
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Checks computer location settings
- Windows security modification
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell" Get-MpPreference -verbose2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BUZvxDO" /XML "C:\Users\Admin\AppData\Local\Temp\tmp59BF.tmp"2⤵
- Creates scheduled task(s)
-
C:\Users\Admin\AppData\Local\Temp\02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
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=1408 --field-trial-handle=2280,i,4114443225282860369,4764091921472631035,262144 --variations-seed-version /prefetch:81⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Persistence
Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Defense Evasion
Modify Registry
2Impair Defenses
2Disable or Modify Tools
2Virtualization/Sandbox Evasion
2Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe.logFilesize
1KB
MD55200da2e50f24d5d543c3f10674acdcb
SHA1b574a3336839882d799c0a7f635ea238efb934ee
SHA256d2d81c1c9d35bc66149beaa77029bee68664d8512fc1efe373180bab77d61026
SHA51224722a7de3250a6027a411c8b79d0720554c4efd59553f54b94ab77dc21efbf3191e0912901db475f08a6e9c1855d9e9594504d80d27300097418f4384a9d9cb
-
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_oea0ovnb.ekk.ps1Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
-
C:\Users\Admin\AppData\Local\Temp\tmp59BF.tmpFilesize
1KB
MD5a25c630a2bfcc7bab8d7cf748d57e19c
SHA1ce149d554ba74392d5d1d9c09f2a13ff3bf859b8
SHA2561e4f1b692ac3cbad9282d8a12803c40e10d6c96a91a9c99e3714661c9f5d9a15
SHA5125e091af3face6f579a86834d74987e459cf1984d10cfd0fe00b746e6174b16e61d3da4da39350ff7cce2569daa3a56ed701a5689a021da52bffa8625aa95f488
-
memory/3112-50-0x00000000072B0000-0x0000000007346000-memory.dmpFilesize
600KB
-
memory/3112-51-0x0000000007230000-0x0000000007241000-memory.dmpFilesize
68KB
-
memory/3112-33-0x0000000004840000-0x0000000004850000-memory.dmpFilesize
64KB
-
memory/3112-58-0x0000000074AB0000-0x0000000075260000-memory.dmpFilesize
7.7MB
-
memory/3112-55-0x0000000007350000-0x0000000007358000-memory.dmpFilesize
32KB
-
memory/3112-54-0x0000000007370000-0x000000000738A000-memory.dmpFilesize
104KB
-
memory/3112-53-0x0000000007270000-0x0000000007284000-memory.dmpFilesize
80KB
-
memory/3112-32-0x0000000005D40000-0x0000000005D8C000-memory.dmpFilesize
304KB
-
memory/3112-52-0x0000000007260000-0x000000000726E000-memory.dmpFilesize
56KB
-
memory/3112-49-0x00000000070A0000-0x00000000070AA000-memory.dmpFilesize
40KB
-
memory/3112-13-0x00000000046C0000-0x00000000046F6000-memory.dmpFilesize
216KB
-
memory/3112-14-0x0000000074AB0000-0x0000000075260000-memory.dmpFilesize
7.7MB
-
memory/3112-31-0x0000000005D00000-0x0000000005D1E000-memory.dmpFilesize
120KB
-
memory/3112-15-0x0000000004840000-0x0000000004850000-memory.dmpFilesize
64KB
-
memory/3112-17-0x0000000004E80000-0x00000000054A8000-memory.dmpFilesize
6.2MB
-
memory/3112-48-0x0000000006FA0000-0x0000000006FBA000-memory.dmpFilesize
104KB
-
memory/3112-23-0x0000000004CA0000-0x0000000004CC2000-memory.dmpFilesize
136KB
-
memory/3112-24-0x0000000004D40000-0x0000000004DA6000-memory.dmpFilesize
408KB
-
memory/3112-25-0x0000000005620000-0x0000000005686000-memory.dmpFilesize
408KB
-
memory/3112-30-0x0000000005690000-0x00000000059E4000-memory.dmpFilesize
3.3MB
-
memory/3112-16-0x0000000004840000-0x0000000004850000-memory.dmpFilesize
64KB
-
memory/3112-47-0x0000000007620000-0x0000000007C9A000-memory.dmpFilesize
6.5MB
-
memory/3112-46-0x0000000006EF0000-0x0000000006F93000-memory.dmpFilesize
652KB
-
memory/3112-34-0x0000000006230000-0x0000000006262000-memory.dmpFilesize
200KB
-
memory/3112-35-0x0000000070450000-0x000000007049C000-memory.dmpFilesize
304KB
-
memory/3112-45-0x0000000006200000-0x000000000621E000-memory.dmpFilesize
120KB
-
memory/3792-64-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
-
memory/3792-68-0x0000000005320000-0x0000000005338000-memory.dmpFilesize
96KB
-
memory/4176-0-0x0000000074AB0000-0x0000000075260000-memory.dmpFilesize
7.7MB
-
memory/4176-11-0x0000000005F40000-0x0000000005F9E000-memory.dmpFilesize
376KB
-
memory/4176-5-0x0000000004F60000-0x0000000004F70000-memory.dmpFilesize
64KB
-
memory/4176-4-0x0000000005190000-0x0000000005222000-memory.dmpFilesize
584KB
-
memory/4176-7-0x00000000050F0000-0x0000000005146000-memory.dmpFilesize
344KB
-
memory/4176-10-0x0000000004F60000-0x0000000004F70000-memory.dmpFilesize
64KB
-
memory/4176-12-0x0000000000FC0000-0x0000000001000000-memory.dmpFilesize
256KB
-
memory/4176-8-0x00000000050D0000-0x00000000050DA000-memory.dmpFilesize
40KB
-
memory/4176-6-0x0000000005070000-0x000000000507A000-memory.dmpFilesize
40KB
-
memory/4176-2-0x0000000004FC0000-0x000000000505C000-memory.dmpFilesize
624KB
-
memory/4176-3-0x00000000056A0000-0x0000000005C44000-memory.dmpFilesize
5.6MB
-
memory/4176-1-0x00000000005A0000-0x000000000061E000-memory.dmpFilesize
504KB
-
memory/4176-67-0x0000000074AB0000-0x0000000075260000-memory.dmpFilesize
7.7MB
-
memory/4176-9-0x0000000074AB0000-0x0000000075260000-memory.dmpFilesize
7.7MB