b11a42aad48e52e428c6ab37e552fa1e7372c71d12e624c4a2712af6b1f87315

General

Target

37048c91caa3c4df961e4ef8ed7daf5c01fab38553cbe831eeb5bc38d54cb7f2.exe
Size

534KB
MD5

0085d4593a062c0cab044ae552173bdb
SHA1

d91aea360d224d50d91c66f3259e7d268170f28d
SHA256

37048c91caa3c4df961e4ef8ed7daf5c01fab38553cbe831eeb5bc38d54cb7f2
SHA512

7482fd5b3593f90363a6b685ecf45aa7099fa13d7f34a2049994f6c3b56b4f45a4466462d2e8678d9bfb45d4bb3c5febfbe89c002b402ccccb7d97a4246f496b
SSDEEP

12288:32EISMOd5hdsc89pNwIwmFIbrBxXlmmd3ZhZC:3wSMOd5hdsc8DeQFIbrBTmmdPZC

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
776	37048c91caa3c4df961e4ef8ed7daf5c01fab38553cbe831eeb5bc38d54cb7f2.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
776	37048c91caa3c4df961e4ef8ed7daf5c01fab38553cbe831eeb5bc38d54cb7f2.exe
2996	37048c91caa3c4df961e4ef8ed7daf5c01fab38553cbe831eeb5bc38d54cb7f2.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 776 set thread context of 2996	776	37048c91caa3c4df961e4ef8ed7daf5c01fab38553cbe831eeb5bc38d54cb7f2.exe	31

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\resources\0409\slnger\barometerstandenes.san	37048c91caa3c4df961e4ef8ed7daf5c01fab38553cbe831eeb5bc38d54cb7f2.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	37048c91caa3c4df961e4ef8ed7daf5c01fab38553cbe831eeb5bc38d54cb7f2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	37048c91caa3c4df961e4ef8ed7daf5c01fab38553cbe831eeb5bc38d54cb7f2.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
776	37048c91caa3c4df961e4ef8ed7daf5c01fab38553cbe831eeb5bc38d54cb7f2.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 776 wrote to memory of 2996	776	37048c91caa3c4df961e4ef8ed7daf5c01fab38553cbe831eeb5bc38d54cb7f2.exe	31
PID 776 wrote to memory of 2996	776	37048c91caa3c4df961e4ef8ed7daf5c01fab38553cbe831eeb5bc38d54cb7f2.exe	31
PID 776 wrote to memory of 2996	776	37048c91caa3c4df961e4ef8ed7daf5c01fab38553cbe831eeb5bc38d54cb7f2.exe	31
PID 776 wrote to memory of 2996	776	37048c91caa3c4df961e4ef8ed7daf5c01fab38553cbe831eeb5bc38d54cb7f2.exe	31
PID 776 wrote to memory of 2996	776	37048c91caa3c4df961e4ef8ed7daf5c01fab38553cbe831eeb5bc38d54cb7f2.exe	31
PID 776 wrote to memory of 2996	776	37048c91caa3c4df961e4ef8ed7daf5c01fab38553cbe831eeb5bc38d54cb7f2.exe	31

C:\Users\Admin\AppData\Local\Temp\37048c91caa3c4df961e4ef8ed7daf5c01fab38553cbe831eeb5bc38d54cb7f2.exe
"C:\Users\Admin\AppData\Local\Temp\37048c91caa3c4df961e4ef8ed7daf5c01fab38553cbe831eeb5bc38d54cb7f2.exe"
1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:776
- C:\Users\Admin\AppData\Local\Temp\37048c91caa3c4df961e4ef8ed7daf5c01fab38553cbe831eeb5bc38d54cb7f2.exe
  "C:\Users\Admin\AppData\Local\Temp\37048c91caa3c4df961e4ef8ed7daf5c01fab38553cbe831eeb5bc38d54cb7f2.exe"
  2⤵
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  PID:2996

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Cab1D04.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar1D17.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
\Users\Admin\AppData\Local\Temp\nsoBE03.tmp\System.dll

Filesize
11KB

MD5
75ed96254fbf894e42058062b4b4f0d1

SHA1
996503f1383b49021eb3427bc28d13b5bbd11977

SHA256
a632d74332b3f08f834c732a103dafeb09a540823a2217ca7f49159755e8f1d7

SHA512
58174896db81d481947b8745dafe3a02c150f3938bb4543256e8cce1145154e016d481df9fe68dac6d48407c62cbe20753320ebd5fe5e84806d07ce78e0eb0c4

Download Submit
memory/776-9-0x0000000077561000-0x0000000077662000-memory.dmp

Filesize
1.0MB

Download
memory/776-10-0x0000000077560000-0x0000000077709000-memory.dmp

Filesize
1.7MB

Download
memory/2996-11-0x0000000077560000-0x0000000077709000-memory.dmp

Filesize
1.7MB

Download
memory/2996-12-0x00000000007E0000-0x0000000001842000-memory.dmp

Filesize
16.4MB

Download

Analysis

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