Analysis
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max time kernel
149s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20240704-en -
resource tags
arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system -
submitted
13-07-2024 09:52
Static task
static1
Behavioral task
behavioral1
Sample
412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe
Resource
win7-20240708-en
General
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Target
412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe
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Size
629KB
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MD5
412e4da499408460c37e1dbae4ef079d
-
SHA1
2b1a36c55c0507d1f93dde74ad55a9c80bc9a3b9
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SHA256
09227712662d5f428cabf6507ea374d41aeb786cab6b87e39a57b768a641d6ea
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SHA512
1503ed00a8e87a628112d58bc0ef79a6099bb123f5d7277f9ee1e1d081e83ffa14ea856ab568dd5f69f6e41c9abd8de3615b37aed82931c7564f7ee1dca96562
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SSDEEP
12288:105RES+3WT6FdYmBC+ahE2b0du4fd0XAoFY3qnM6eeX:OQ306smBnaeB0XAozL3X
Malware Config
Extracted
nanocore
1.2.2.0
new2021.myq-see.com:2021
185.140.53.138:2021
4e93981f-5ccc-40a6-ab4d-8d13e34d915c
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activate_away_mode
true
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backup_connection_host
185.140.53.138
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backup_dns_server
8.8.4.4
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buffer_size
65535
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build_time
2020-10-16T08:01:24.315081336Z
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bypass_user_account_control
false
-
bypass_user_account_control_data
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clear_access_control
true
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clear_zone_identifier
false
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connect_delay
4000
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connection_port
2021
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default_group
2021
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enable_debug_mode
true
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gc_threshold
1.048576e+07
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keep_alive_timeout
30000
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keyboard_logging
false
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lan_timeout
2500
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max_packet_size
1.048576e+07
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mutex
4e93981f-5ccc-40a6-ab4d-8d13e34d915c
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
new2021.myq-see.com
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primary_dns_server
8.8.8.8
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request_elevation
true
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restart_delay
5000
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run_delay
0
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run_on_startup
false
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set_critical_process
true
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timeout_interval
5000
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use_custom_dns_server
false
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version
1.2.2.0
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wan_timeout
8000
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\Control Panel\International\Geo\Nation 412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\WPA Manager = "C:\\Program Files (x86)\\WPA Manager\\wpamgr.exe" 412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe -
Processes:
412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exedescription pid process target process PID 3064 set thread context of 1808 3064 412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe 412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe -
Drops file in Program Files directory 2 IoCs
Processes:
412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exedescription ioc process File created C:\Program Files (x86)\WPA Manager\wpamgr.exe 412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe File opened for modification C:\Program Files (x86)\WPA Manager\wpamgr.exe 412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Scheduled Task/Job: Scheduled Task 1 TTPs 3 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exeschtasks.exepid process 1208 schtasks.exe 3808 schtasks.exe 2128 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exepid process 3064 412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe 1808 412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe 1808 412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe 1808 412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exepid process 1808 412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exedescription pid process Token: SeDebugPrivilege 3064 412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe Token: SeDebugPrivilege 1808 412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exedescription pid process target process PID 3064 wrote to memory of 1208 3064 412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe schtasks.exe PID 3064 wrote to memory of 1208 3064 412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe schtasks.exe PID 3064 wrote to memory of 1208 3064 412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe schtasks.exe PID 3064 wrote to memory of 1808 3064 412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe 412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe PID 3064 wrote to memory of 1808 3064 412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe 412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe PID 3064 wrote to memory of 1808 3064 412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe 412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe PID 3064 wrote to memory of 1808 3064 412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe 412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe PID 3064 wrote to memory of 1808 3064 412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe 412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe PID 3064 wrote to memory of 1808 3064 412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe 412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe PID 3064 wrote to memory of 1808 3064 412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe 412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe PID 3064 wrote to memory of 1808 3064 412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe 412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe PID 1808 wrote to memory of 3808 1808 412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe schtasks.exe PID 1808 wrote to memory of 3808 1808 412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe schtasks.exe PID 1808 wrote to memory of 3808 1808 412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe schtasks.exe PID 1808 wrote to memory of 2128 1808 412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe schtasks.exe PID 1808 wrote to memory of 2128 1808 412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe schtasks.exe PID 1808 wrote to memory of 2128 1808 412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe schtasks.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\RwurLTccEUUS" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3014.tmp"2⤵
- Scheduled Task/Job: Scheduled Task
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C:\Users\Admin\AppData\Local\Temp\412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe"{path}"2⤵
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "WPA Manager" /xml "C:\Users\Admin\AppData\Local\Temp\tmp3479.tmp"3⤵
- Scheduled Task/Job: Scheduled Task
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C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "WPA Manager Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp34C8.tmp"3⤵
- Scheduled Task/Job: Scheduled Task
Network
MITRE ATT&CK Matrix ATT&CK v13
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\412e4da499408460c37e1dbae4ef079d_JaffaCakes118.exe.logFilesize
1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
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C:\Users\Admin\AppData\Local\Temp\tmp3014.tmpFilesize
1KB
MD5956cfb061b95d021811040c3781680c9
SHA1804db20e5fcbefddd2eccefbc179347c0196c4e9
SHA256f47ed104500226cb42c7fd4b20343f150b6887902d8528e35fc02c4b3dadad30
SHA512b2eabe4e258a642387d1b3df89c15a4678dfe1a567f1236ab0add617030d5402255606a5a33f006fa0da2896f27668ce3ad4c8f1140c9ba0ce254801d7cd9e21
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C:\Users\Admin\AppData\Local\Temp\tmp3479.tmpFilesize
1KB
MD505283d237df6b291c3f6f499e990a65e
SHA1b154b44711a76b0d8d6053d3db079a815834903d
SHA256844ab46c80239bbe93bfb6200eff10fedac962c6d5f792be09009e2764499130
SHA51291e82d378c0fa5e5bcf50d5cf3463e23e7efff8e127b793a2f01ba6680fa0a8267049ac2e7c594f40f77b0df144efbb6a2784dc2a713838c7659d3de4ab48c14
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C:\Users\Admin\AppData\Local\Temp\tmp34C8.tmpFilesize
1KB
MD5e7d3c8560fe3e223f6dfa16c2066930e
SHA18e7729d6856489a28fb1fd6d2fbc3661d6394f18
SHA256ec5bea77c4f620d54db7e0ea1ee81551631b7d9e42ae619deaa9a14f5f69415f
SHA512f6a4f3bf0fa30a459a662250f502772f431c1cef5562f8a3e9770529c5d24e7226b46531af8c9e96a556f417a275caaa70df96fddaa482c5218bb6b47f2614ae
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memory/1808-14-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/1808-17-0x0000000074AD0000-0x0000000075280000-memory.dmpFilesize
7.7MB
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memory/1808-31-0x0000000074AD0000-0x0000000075280000-memory.dmpFilesize
7.7MB
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memory/1808-30-0x0000000074AD0000-0x0000000075280000-memory.dmpFilesize
7.7MB
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memory/1808-29-0x0000000006A00000-0x0000000006A0A000-memory.dmpFilesize
40KB
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memory/1808-28-0x0000000005D20000-0x0000000005D3E000-memory.dmpFilesize
120KB
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memory/1808-27-0x0000000005AC0000-0x0000000005ACA000-memory.dmpFilesize
40KB
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memory/1808-19-0x0000000074AD0000-0x0000000075280000-memory.dmpFilesize
7.7MB
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memory/3064-3-0x0000000004D80000-0x0000000004E12000-memory.dmpFilesize
584KB
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memory/3064-5-0x0000000004D40000-0x0000000004D4A000-memory.dmpFilesize
40KB
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memory/3064-0-0x0000000074ADE000-0x0000000074ADF000-memory.dmpFilesize
4KB
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memory/3064-18-0x0000000074AD0000-0x0000000075280000-memory.dmpFilesize
7.7MB
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memory/3064-4-0x0000000074AD0000-0x0000000075280000-memory.dmpFilesize
7.7MB
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memory/3064-2-0x0000000005290000-0x0000000005834000-memory.dmpFilesize
5.6MB
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memory/3064-1-0x00000000002C0000-0x0000000000364000-memory.dmpFilesize
656KB
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memory/3064-10-0x0000000007AD0000-0x0000000007B5E000-memory.dmpFilesize
568KB
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memory/3064-9-0x0000000074AD0000-0x0000000075280000-memory.dmpFilesize
7.7MB
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memory/3064-8-0x0000000074ADE000-0x0000000074ADF000-memory.dmpFilesize
4KB
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memory/3064-7-0x00000000061B0000-0x00000000061C2000-memory.dmpFilesize
72KB
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memory/3064-6-0x00000000061D0000-0x000000000626C000-memory.dmpFilesize
624KB