nanocore | 2d2f62269797be7ef763ac2da37e4c190381cfba8798e92e73ee9aa2084386f1

Analysis

max time kernel
151s
max time network
154s
platform
windows7_x64
resource
win7v20210408
submitted
13-10-2021 09:43

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General

Target

1f221e6e2a07d553e3fcf5bdb5874b2e.exe
Size

1.0MB
MD5

1f221e6e2a07d553e3fcf5bdb5874b2e
SHA1

0cd7541409f63dda3781d18c61bdcd74782192e6
SHA256

2d2f62269797be7ef763ac2da37e4c190381cfba8798e92e73ee9aa2084386f1
SHA512

6ba7d89395d226a8d11ade5be491d5d98ab7d64c4d27d8ccab284bbdd007bb9d97cd13c21010d2f54a05c75da7af349c79ddd00f16671016daaa5c4da1b6be63

Score

10^/10

nanocore evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

strongodss.ddns.net:48562

185.19.85.175:48562

Mutex

ba2baad0-dd3f-4844-a1e3-4d042f9ae8b6

Attributes

activate_away_mode
false
backup_connection_host
185.19.85.175
backup_dns_server
buffer_size
65538
build_time
2021-04-20T00:12:13.961451136Z
bypass_user_account_control
false
bypass_user_account_control_data
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
clear_access_control
false
clear_zone_identifier
false
connect_delay
4000
connection_port
48562
default_group
HOBBIT
enable_debug_mode
true
gc_threshold
1.0485772e+07
keep_alive_timeout
30000
keyboard_logging
false
lan_timeout
2500
max_packet_size
1.0485772e+07
mutex
ba2baad0-dd3f-4844-a1e3-4d042f9ae8b6
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
strongodss.ddns.net
primary_dns_server
request_elevation
true
restart_delay
5000
run_delay
0
run_on_startup
false
set_critical_process
false
timeout_interval
5000
use_custom_dns_server
false
version
1.2.2.0
wan_timeout
8009

Signatures

NanoCore
NanoCore is a remote access tool (RAT) with a variety of capabilities.
keylogger trojan stealer spyware nanocore
Executes dropped EXE 2 IoCs

Processes:

bspmflqee.pifRegSvcs.exe

pid process

2028 bspmflqee.pif
1724 RegSvcs.exe

pid	process
2028	bspmflqee.pif
1724	RegSvcs.exe

Loads dropped DLL 5 IoCs

Processes:

1f221e6e2a07d553e3fcf5bdb5874b2e.exebspmflqee.pif

pid	process
1096	1f221e6e2a07d553e3fcf5bdb5874b2e.exe
1096	1f221e6e2a07d553e3fcf5bdb5874b2e.exe
1096	1f221e6e2a07d553e3fcf5bdb5874b2e.exe
1096	1f221e6e2a07d553e3fcf5bdb5874b2e.exe
2028	bspmflqee.pif

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

bspmflqee.pifRegSvcs.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	bspmflqee.pif
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Chrome = "C:\\Users\\Admin\\AppData\\Roaming\\98025414\\BSPMFL~1.PIF C:\\Users\\Admin\\AppData\\Roaming\\98025414\\ewdsxu.ije"	bspmflqee.pif
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\AutoUpdate = "C:\\Users\\Admin\\AppData\\Roaming\\98025414\\Update.vbs"	bspmflqee.pif
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\DPI Service = "C:\\Program Files (x86)\\DPI Service\\dpisv.exe"	RegSvcs.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

RegSvcs.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA RegSvcs.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

bspmflqee.pif

description pid process target process

PID 2028 set thread context of 1724 2028 bspmflqee.pif RegSvcs.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	RegSvcs.exe

description	pid	process	target process
PID 2028 set thread context of 1724	2028	bspmflqee.pif	RegSvcs.exe

Drops file in Program Files directory 2 IoCs

Processes:

RegSvcs.exe

description	ioc	process
File created	C:\Program Files (x86)\DPI Service\dpisv.exe	RegSvcs.exe
File opened for modification	C:\Program Files (x86)\DPI Service\dpisv.exe	RegSvcs.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exeschtasks.exe

pid process

1316 schtasks.exe
1136 schtasks.exe
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

RegSvcs.exe

pid process

1724 RegSvcs.exe
1724 RegSvcs.exe
1724 RegSvcs.exe
1724 RegSvcs.exe
1724 RegSvcs.exe
1724 RegSvcs.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

RegSvcs.exe

pid process

1724 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

RegSvcs.exe

description pid process

Token: SeDebugPrivilege 1724 RegSvcs.exe
Token: SeDebugPrivilege 1724 RegSvcs.exe

pid	process
1316	schtasks.exe
1136	schtasks.exe

pid	process
1724	RegSvcs.exe
1724	RegSvcs.exe
1724	RegSvcs.exe
1724	RegSvcs.exe
1724	RegSvcs.exe
1724	RegSvcs.exe

pid	process
1724	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	1724	RegSvcs.exe
Token: SeDebugPrivilege	1724	RegSvcs.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

1f221e6e2a07d553e3fcf5bdb5874b2e.exebspmflqee.pifRegSvcs.exe

description	pid	process	target process
PID 1096 wrote to memory of 2028	1096	1f221e6e2a07d553e3fcf5bdb5874b2e.exe	bspmflqee.pif
PID 1096 wrote to memory of 2028	1096	1f221e6e2a07d553e3fcf5bdb5874b2e.exe	bspmflqee.pif
PID 1096 wrote to memory of 2028	1096	1f221e6e2a07d553e3fcf5bdb5874b2e.exe	bspmflqee.pif
PID 1096 wrote to memory of 2028	1096	1f221e6e2a07d553e3fcf5bdb5874b2e.exe	bspmflqee.pif
PID 2028 wrote to memory of 1724	2028	bspmflqee.pif	RegSvcs.exe
PID 2028 wrote to memory of 1724	2028	bspmflqee.pif	RegSvcs.exe
PID 2028 wrote to memory of 1724	2028	bspmflqee.pif	RegSvcs.exe
PID 2028 wrote to memory of 1724	2028	bspmflqee.pif	RegSvcs.exe
PID 2028 wrote to memory of 1724	2028	bspmflqee.pif	RegSvcs.exe
PID 2028 wrote to memory of 1724	2028	bspmflqee.pif	RegSvcs.exe
PID 2028 wrote to memory of 1724	2028	bspmflqee.pif	RegSvcs.exe
PID 2028 wrote to memory of 1724	2028	bspmflqee.pif	RegSvcs.exe
PID 2028 wrote to memory of 1724	2028	bspmflqee.pif	RegSvcs.exe
PID 1724 wrote to memory of 1316	1724	RegSvcs.exe	schtasks.exe
PID 1724 wrote to memory of 1316	1724	RegSvcs.exe	schtasks.exe
PID 1724 wrote to memory of 1316	1724	RegSvcs.exe	schtasks.exe
PID 1724 wrote to memory of 1316	1724	RegSvcs.exe	schtasks.exe
PID 1724 wrote to memory of 1136	1724	RegSvcs.exe	schtasks.exe
PID 1724 wrote to memory of 1136	1724	RegSvcs.exe	schtasks.exe
PID 1724 wrote to memory of 1136	1724	RegSvcs.exe	schtasks.exe
PID 1724 wrote to memory of 1136	1724	RegSvcs.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\1f221e6e2a07d553e3fcf5bdb5874b2e.exe
"C:\Users\Admin\AppData\Local\Temp\1f221e6e2a07d553e3fcf5bdb5874b2e.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1096
- C:\Users\Admin\AppData\Roaming\98025414\bspmflqee.pif
  "C:\Users\Admin\AppData\Roaming\98025414\bspmflqee.pif" ewdsxu.ije
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:2028
- - C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe
    "C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe"
    3⤵
    - Executes dropped EXE
    - 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
    PID:1724
  - - C:\Windows\SysWOW64\schtasks.exe
      "schtasks.exe" /create /f /tn "DPI Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmpB645.tmp"
      4⤵
      Creates scheduled task(s)
      PID:1316
  - - C:\Windows\SysWOW64\schtasks.exe
      "schtasks.exe" /create /f /tn "DPI Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpB877.tmp"
      4⤵
      Creates scheduled task(s)
      PID:1136

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Registry Run Keys / Startup Folder

T1060

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe

MD5
0e06054beb13192588e745ee63a84173

SHA1
30b7d4d1277bafd04a83779fd566a1f834a8d113

SHA256
c5d6d56ded55fbd6c150ee3a0eb2e5671cae83106be2be4d70ce50aa50bab768

SHA512
251a112f3f037e62ff67a467389e47a56afb344bc942b17efa9bd2970494718b26bbee9adc3ac35f93ee4d2114aa426b6d0ea4bafad294b6c118a15f1977c215

Download Submit
C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe

MD5
0e06054beb13192588e745ee63a84173

SHA1
30b7d4d1277bafd04a83779fd566a1f834a8d113

SHA256
c5d6d56ded55fbd6c150ee3a0eb2e5671cae83106be2be4d70ce50aa50bab768

SHA512
251a112f3f037e62ff67a467389e47a56afb344bc942b17efa9bd2970494718b26bbee9adc3ac35f93ee4d2114aa426b6d0ea4bafad294b6c118a15f1977c215

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB645.tmp

MD5
95aceabc58acad5d73372b0966ee1b35

SHA1
2293b7ad4793cf574b1a5220e85f329b5601040a

SHA256
8d9642e1c3cd1e0b5d1763de2fb5e605ba593e5a918b93eec15acbc5dcc48fd4

SHA512
00760dfc9d8caf357f0cee5336e5448a4cca18e32cc63e1a69c16e34fe00ea29acd5b2cf278e86c6f9c3e66a1b176d27ed927361848212e6bf1fade7d3d06e74

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB877.tmp

MD5
a9af285136db016a568e4a53208f21d0

SHA1
e1afef2b7ee8ae945353315daa19a15574b435b7

SHA256
7dce876e35550f4a5b8ce8a8bbab3b0ccd7c5b8660f9db4b832466b77e3a8b7c

SHA512
80a1f5e463a87cddc0f66336e2dc4262daf98984c6f6c662c3615d615ebe7c58677c3d694edb3bd7816ccee969aae967c7efe8526ba423f274ac1210c0c8bd6e

Download Submit
C:\Users\Admin\AppData\Roaming\98025414\bspmflqee.pif

MD5
8e699954f6b5d64683412cc560938507

SHA1
8ca6708b0f158eacce3ac28b23c23ed42c168c29

SHA256
c9a2399cc1ce6f71db9da2f16e6c025bf6cb0f4345b427f21449cf927d627a40

SHA512
13035106149c8d336189b4a6bdaf25e10ac0b027baea963b3ec66a815a572426b2e9485258447cf1362802a0f03a2aa257b276057590663161d9d55d5b737b02

Download Submit
C:\Users\Admin\AppData\Roaming\98025414\ewdsxu.ije

MD5
88a7b78373eedc7c838ab5ade9628b9d

SHA1
122a17b6e6e9fd2eeb875cabbe673a0886ba67be

SHA256
b10b2a020300a668e155caaab629532793c4d0febe401b4b71b05025dffc2c1e

SHA512
96d3c826353048f3f32ab9646a227e6e9b27ee879ff963587cb8d50c25423eea2e9aa8b824c642e08f7b6886856e7e858d81392d116838e0e675fe8abc941bc6

Download Submit
C:\Users\Admin\AppData\Roaming\98025414\owxpr.pdf

MD5
04a33f4af4aff3027a40b095dad04a99

SHA1
9387782276caeef4b3d43dd9e9c6d3bdf968077d

SHA256
1249b35f3978f85e5496eaeb12fab950bee9820b42dc84a3b99588b6669da073

SHA512
a4510faf84e4a57c18ebeee1a7bd31bcd27b1169fdbe88263583c81c9f9037d3ce2ff9a3eac6f5b1e881ccce8265438f9ba458bb7cf164cc841d66cc2a44cfbe

Download Submit
C:\Users\Admin\AppData\Roaming\98025414\qustvis.buq

MD5
c1d0f02492cc355266ee04f0f2c17c24

SHA1
da8c0302f4877a9b10d263a43e970d8ea7edf57d

SHA256
416505c75142609a8d79c3dc94260cb74942e1731fa1e198855ef8baeb166d3a

SHA512
64e808c1581f5d41879b421447003e32d3ca81b2578e29f2177928e1b4e858310b3c0f202c4be426275f5fab5917a592616caf4090725469c47728e57562e859

Download Submit
\Users\Admin\AppData\Local\Temp\RegSvcs.exe

MD5
0e06054beb13192588e745ee63a84173

SHA1
30b7d4d1277bafd04a83779fd566a1f834a8d113

SHA256
c5d6d56ded55fbd6c150ee3a0eb2e5671cae83106be2be4d70ce50aa50bab768

SHA512
251a112f3f037e62ff67a467389e47a56afb344bc942b17efa9bd2970494718b26bbee9adc3ac35f93ee4d2114aa426b6d0ea4bafad294b6c118a15f1977c215

Download Submit
\Users\Admin\AppData\Roaming\98025414\bspmflqee.pif

MD5
8e699954f6b5d64683412cc560938507

SHA1
8ca6708b0f158eacce3ac28b23c23ed42c168c29

SHA256
c9a2399cc1ce6f71db9da2f16e6c025bf6cb0f4345b427f21449cf927d627a40

SHA512
13035106149c8d336189b4a6bdaf25e10ac0b027baea963b3ec66a815a572426b2e9485258447cf1362802a0f03a2aa257b276057590663161d9d55d5b737b02

Download Submit
\Users\Admin\AppData\Roaming\98025414\bspmflqee.pif

MD5
8e699954f6b5d64683412cc560938507

SHA1
8ca6708b0f158eacce3ac28b23c23ed42c168c29

SHA256
c9a2399cc1ce6f71db9da2f16e6c025bf6cb0f4345b427f21449cf927d627a40

SHA512
13035106149c8d336189b4a6bdaf25e10ac0b027baea963b3ec66a815a572426b2e9485258447cf1362802a0f03a2aa257b276057590663161d9d55d5b737b02

Download Submit
\Users\Admin\AppData\Roaming\98025414\bspmflqee.pif

MD5
8e699954f6b5d64683412cc560938507

SHA1
8ca6708b0f158eacce3ac28b23c23ed42c168c29

SHA256
c9a2399cc1ce6f71db9da2f16e6c025bf6cb0f4345b427f21449cf927d627a40

SHA512
13035106149c8d336189b4a6bdaf25e10ac0b027baea963b3ec66a815a572426b2e9485258447cf1362802a0f03a2aa257b276057590663161d9d55d5b737b02

Download Submit
\Users\Admin\AppData\Roaming\98025414\bspmflqee.pif

MD5
8e699954f6b5d64683412cc560938507

SHA1
8ca6708b0f158eacce3ac28b23c23ed42c168c29

SHA256
c9a2399cc1ce6f71db9da2f16e6c025bf6cb0f4345b427f21449cf927d627a40

SHA512
13035106149c8d336189b4a6bdaf25e10ac0b027baea963b3ec66a815a572426b2e9485258447cf1362802a0f03a2aa257b276057590663161d9d55d5b737b02

Download Submit
memory/1096-60-0x0000000075201000-0x0000000075203000-memory.dmp

Filesize
8KB

Download
memory/1136-82-0x0000000000000000-mapping.dmp

Download
memory/1316-80-0x0000000000000000-mapping.dmp

Download
memory/1724-77-0x00000000002F0000-0x0000000000902000-memory.dmp

Filesize
6.1MB

Download
memory/1724-79-0x00000000053A0000-0x00000000053A1000-memory.dmp

Filesize
4KB

Download
memory/1724-74-0x000000000030E792-mapping.dmp

Download
memory/1724-73-0x00000000002F0000-0x0000000000902000-memory.dmp

Filesize
6.1MB

Download
memory/1724-72-0x00000000002F0000-0x0000000000902000-memory.dmp

Filesize
6.1MB

Download
memory/1724-84-0x0000000000AF0000-0x0000000000AF5000-memory.dmp

Filesize
20KB

Download
memory/1724-85-0x0000000000B70000-0x0000000000B76000-memory.dmp

Filesize
24KB

Download
memory/1724-86-0x0000000000B80000-0x0000000000B99000-memory.dmp

Filesize
100KB

Download
memory/1724-87-0x0000000000BE0000-0x0000000000BE3000-memory.dmp

Filesize
12KB

Download
memory/2028-65-0x0000000000000000-mapping.dmp

Download