Analysis
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max time kernel
150s -
max time network
159s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
21-05-2022 03:00
Static task
static1
Behavioral task
behavioral1
Sample
Acknowledgment NEW ORDER.exe
Resource
win7-20220414-en
General
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Target
Acknowledgment NEW ORDER.exe
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Size
515KB
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MD5
c8e4f84b78ebd0930e7902c87e61bcf1
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SHA1
5b30e2296d80fb4d53bd63e255952e30ad18c31d
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SHA256
d406a7a9f53d855c09c085482979c935b2668db373e5809b7e48dedfb1206a9f
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SHA512
435bc9f00ea83014c05f899a1f47c4cf9ba83c24e200ef75712de8b91250337802a8a6c021d0b490bd8d08aa42bdd1729f5e00c0ae4624ac0c138eb8f8650fe0
Malware Config
Extracted
nanocore
1.2.2.0
evapimp.myq-see.com:1010
7e9d8301-bfb3-41d8-8ccb-7adef88d322a
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activate_away_mode
true
- backup_connection_host
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backup_dns_server
8.8.4.4
-
buffer_size
65535
-
build_time
2020-05-03T10:53:25.539363436Z
-
bypass_user_account_control
true
- bypass_user_account_control_data
-
clear_access_control
true
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clear_zone_identifier
false
-
connect_delay
4000
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connection_port
1010
-
default_group
FABRIC
-
enable_debug_mode
true
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gc_threshold
1.048576e+07
-
keep_alive_timeout
30000
-
keyboard_logging
false
-
lan_timeout
2500
-
max_packet_size
1.048576e+07
-
mutex
7e9d8301-bfb3-41d8-8ccb-7adef88d322a
-
mutex_timeout
5000
-
prevent_system_sleep
false
-
primary_connection_host
evapimp.myq-see.com
-
primary_dns_server
8.8.8.8
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request_elevation
true
-
restart_delay
5000
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run_delay
0
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run_on_startup
true
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set_critical_process
true
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timeout_interval
5000
-
use_custom_dns_server
false
-
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:
Acknowledgment NEW ORDER.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Control Panel\International\Geo\Nation Acknowledgment NEW ORDER.exe -
Processes:
Acknowledgment NEW ORDER.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA Acknowledgment NEW ORDER.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Acknowledgment NEW ORDER.exedescription pid process target process PID 3496 set thread context of 224 3496 Acknowledgment NEW ORDER.exe Acknowledgment NEW ORDER.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
Acknowledgment NEW ORDER.exepid process 224 Acknowledgment NEW ORDER.exe 224 Acknowledgment NEW ORDER.exe 224 Acknowledgment NEW ORDER.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
Acknowledgment NEW ORDER.exepid process 224 Acknowledgment NEW ORDER.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
Acknowledgment NEW ORDER.exedescription pid process Token: SeDebugPrivilege 224 Acknowledgment NEW ORDER.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
Acknowledgment NEW ORDER.exedescription pid process target process PID 3496 wrote to memory of 644 3496 Acknowledgment NEW ORDER.exe schtasks.exe PID 3496 wrote to memory of 644 3496 Acknowledgment NEW ORDER.exe schtasks.exe PID 3496 wrote to memory of 644 3496 Acknowledgment NEW ORDER.exe schtasks.exe PID 3496 wrote to memory of 224 3496 Acknowledgment NEW ORDER.exe Acknowledgment NEW ORDER.exe PID 3496 wrote to memory of 224 3496 Acknowledgment NEW ORDER.exe Acknowledgment NEW ORDER.exe PID 3496 wrote to memory of 224 3496 Acknowledgment NEW ORDER.exe Acknowledgment NEW ORDER.exe PID 3496 wrote to memory of 224 3496 Acknowledgment NEW ORDER.exe Acknowledgment NEW ORDER.exe PID 3496 wrote to memory of 224 3496 Acknowledgment NEW ORDER.exe Acknowledgment NEW ORDER.exe PID 3496 wrote to memory of 224 3496 Acknowledgment NEW ORDER.exe Acknowledgment NEW ORDER.exe PID 3496 wrote to memory of 224 3496 Acknowledgment NEW ORDER.exe Acknowledgment NEW ORDER.exe PID 3496 wrote to memory of 224 3496 Acknowledgment NEW ORDER.exe Acknowledgment NEW ORDER.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Acknowledgment NEW ORDER.exe"C:\Users\Admin\AppData\Local\Temp\Acknowledgment NEW ORDER.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\KXtjcSAHzIh" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC3EC.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\Acknowledgment NEW ORDER.exe"C:\Users\Admin\AppData\Local\Temp\Acknowledgment NEW ORDER.exe"2⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Acknowledgment NEW ORDER.exe.logFilesize
1KB
MD517573558c4e714f606f997e5157afaac
SHA113e16e9415ceef429aaf124139671ebeca09ed23
SHA256c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553
SHA512f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc
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C:\Users\Admin\AppData\Local\Temp\tmpC3EC.tmpFilesize
1KB
MD5a406a70ef646a14ee2a6e896840287b6
SHA12799f7e288fdcb58eb4ad0becbfac85aab3af903
SHA256879ed3627a4469dcb9d14c2e2cc80d4ac2a2765855218ac2dcf7661909b324df
SHA5129145e7843c58b8b3962d4d59c2d40a6e9117e9025ccb36fb50df6ecbeef9108fc1a65a34954ecfd35380b04e187c81e669a2739be0311d87528c9696be898fb9
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memory/224-138-0x0000000000000000-mapping.dmp
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memory/224-139-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/644-136-0x0000000000000000-mapping.dmp
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memory/3496-130-0x0000000000B30000-0x0000000000BB8000-memory.dmpFilesize
544KB
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memory/3496-131-0x00000000055B0000-0x000000000564C000-memory.dmpFilesize
624KB
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memory/3496-132-0x0000000005C00000-0x00000000061A4000-memory.dmpFilesize
5.6MB
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memory/3496-133-0x0000000005650000-0x00000000056E2000-memory.dmpFilesize
584KB
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memory/3496-134-0x0000000005570000-0x000000000557A000-memory.dmpFilesize
40KB
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memory/3496-135-0x0000000005840000-0x0000000005896000-memory.dmpFilesize
344KB