73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
295s
max time network
301s
platform
windows10-2004_x64
resource
win10v2004-20231215-ja
resource tags

arch:x64arch:x86image:win10v2004-20231215-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
14/02/2024, 15:19

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General

Target

batexe.exe
Size

9.4MB
MD5

cdc9eacffc6d2bf43153815043064427
SHA1

d05101f265f6ea87e18793ab0071f5c99edf363f
SHA256

73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72
SHA512

fc6945957e160bf7059c936c329aae438e6c1521e5e43a8434f58058230d89e818eb6ff80331a4b952dbb600b8cc134ecba54e5641bf549723c98f85e993fde6
SSDEEP

196608:ERAefrn9wcsTRAJgwusnWpV3h9XxSeEGaT+TKkGzySdUkI56kBIyky:E5Tn9YVwdnWLXxkvLlzkuv

Score

7^/10

upx

Malware Config

Signatures

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
2064	b2e.exe
4816	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4816	cpuminer-sse2.exe
4816	cpuminer-sse2.exe
4816	cpuminer-sse2.exe
4816	cpuminer-sse2.exe
4816	cpuminer-sse2.exe

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/400-9-0x0000000000400000-0x000000000393A000-memory.dmp	upx

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 400 wrote to memory of 2064	400	batexe.exe	84
PID 400 wrote to memory of 2064	400	batexe.exe	84
PID 400 wrote to memory of 2064	400	batexe.exe	84
PID 2064 wrote to memory of 2340	2064	b2e.exe	85
PID 2064 wrote to memory of 2340	2064	b2e.exe	85
PID 2064 wrote to memory of 2340	2064	b2e.exe	85
PID 2340 wrote to memory of 4816	2340	cmd.exe	88
PID 2340 wrote to memory of 4816	2340	cmd.exe	88

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:400
- C:\Users\Admin\AppData\Local\Temp\8906.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\8906.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\8906.tmp\b2e.exe C:\Users\Admin\AppData\Local\Temp "C:\Users\Admin\AppData\Local\Temp\batexe.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:2064
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\8E75.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2340
  - - C:\Users\Admin\AppData\Local\Temp\cpuminer-sse2.exe
      cpuminer-sse2.exe -a yespower -o stratum+tcp://yespower.sea.mine.zpool.ca:6234 --userpass=DJXKcu8iouhRppneQL9XbYQ9ovs87y4cYZ:c=doge -t 3
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      PID:4816

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

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\8906.tmp\b2e.exe

Filesize
6.0MB

MD5
c4262db1c2b5c8e65176ece2dd52fbb1

SHA1
56dab0f4980b7d1955eea59161f72c06b958038b

SHA256
1ef20abf7374dc24e791e1590fa688c31a4b43e31ba7979bda83e3ababf14ec8

SHA512
ebfc907cf388dc4ac846d1ee144dbc2d4eec94ac6d38ee5a9834dfe6d8f28b880c357ccf7f64ccea7a4b3c94b229082d1f057645c91b1f0c9079dd161d42f264

Download Submit
C:\Users\Admin\AppData\Local\Temp\8906.tmp\b2e.exe

Filesize
3.4MB

MD5
4f9c264193fabac129815de83f2ec1d6

SHA1
986edaac0c05826e333d4aa2f5182aa723bc16d3

SHA256
38eb69038525f3d7a9b52f715b9f69a5047494f7834c3ce7823e23ac59b55518

SHA512
c86cb403b75bbc873fa3b700d056c3c535828b4889c28358fe37029d37659b7050c685d97ed81312672dddb454063edebd09e188f2aeb5558a10845995fb08d6

Download Submit
C:\Users\Admin\AppData\Local\Temp\8906.tmp\b2e.exe

Filesize
3.3MB

MD5
b75c68517092f9318a2d04899a416667

SHA1
6e5ea814a326407c5e885a80132b77e1fd2ceed6

SHA256
a8e630b51cde0a008b0701bcac9c243af55cc2a517ee451a0a5fae88c5e7ec53

SHA512
7fb479710cd10bd10a728e637e8c629336933002143c7a1f56f1f39ea153b43a1f8b5a02c1ceb5b750b0a66498d7a43268294ba322821830038d50737fce31a2

Download Submit
C:\Users\Admin\AppData\Local\Temp\8E75.tmp\batchfile.bat

Filesize
136B

MD5
8ea7ac72a10251ecfb42ef4a88bd330a

SHA1
c30f6af73a42c0cc89bd20fe95f9159d6f0756c5

SHA256
65e2674fc9b921a76deaf3740603359794c04e059e8937ab36eb931d65f40ec9

SHA512
a908979d588625aa24eb81238d07d88a56be5388e1265ebd2fe09889ed807aa9a4af77107e72a843c31acadbe06db0d7f6f6a3c95fb481a71e549e8eb74c2ff0

Download Submit
C:\Users\Admin\AppData\Local\Temp\cpuminer-sse2.exe

Filesize
1.6MB

MD5
a0db06b23b5614a053297a5cfaa48bc4

SHA1
e9dd16c033d0e853c1ca3158f78ac4c929bfbe45

SHA256
630c5d8bd66ee599ab9f764cd4fa3cf7b351cafb485f71cc6f59965cc6533067

SHA512
0202b9fd2342fb51a567086f56bf785d7336286908b387771f96fdf377ae76b48ab5533cc3caaeaf45ad77a42441905936ea7feffe690606909da591db41f166

Download Submit
C:\Users\Admin\AppData\Local\Temp\cpuminer-sse2.exe

Filesize
1.8MB

MD5
5eb2fd8db5a07336f4d472b813834507

SHA1
bc3910e61e72040f857f7afc6628a39844a2b7f5

SHA256
c104d67bfdecc093a7791e8d68f833475b38ef7bb4fef327546ae5e633a4177e

SHA512
d5930533df1b9b83b18f5a309630ef88e805b38b7dddc576fec499bc4173e742fa84271656670c04acf32c443178a544d5fb1fb0da0a9a50a5c400f97b618088

Download Submit
C:\Users\Admin\AppData\Local\Temp\libcurl-4.dll

Filesize
836KB

MD5
aeab40ed9a8e627ea7cefc1f5cf9bf7a

SHA1
5e2e8ca2881b9bf9edfa3c4fdcec6da1efa102d8

SHA256
218cfc4073bab4eddf0de0804f96b204687311e20a9e97994bff54c9b0e01ee9

SHA512
c0a67616fa01fdc351015212a718faf70da6612fbb3ec13da28dd7af9a507c56882fb7c3eea6fbc37d4d63b970157199d16d0756dbe3cb3bc2223e215cb104d8

Download Submit
C:\Users\Admin\AppData\Local\Temp\libgcc_s_seh-1.dll

Filesize
1.2MB

MD5
7cf672bee2afba2dcd0c031ff985958e

SHA1
6b82a205db080ffdcb4a4470fce85a14413f3217

SHA256
c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05

SHA512
3e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5

Download Submit
C:\Users\Admin\AppData\Local\Temp\libstdc++-6.dll

Filesize
1.4MB

MD5
65f6e757387f80a052b5c594ece1c9ec

SHA1
c76f79386be9eee47d6cb93594a21a52eea4d624

SHA256
73e2080c110c38898e77dfc5179f188c44465dca7899559acc3ac42458cd03b1

SHA512
04ee9d64de4eab425cda4755f69b1b9e6e024e25c657db41c7bc17164cf865c832fe3ec21a7e35a155d56ed33af4165d88c00a2ebbeade853990d525c0591db4

Download Submit
C:\Users\Admin\AppData\Local\Temp\libstdc++-6.dll

Filesize
1.6MB

MD5
e08b0e176682b86ac7bfd23fe5f03894

SHA1
544486f920aee01aba98d35892f1faa50e83505d

SHA256
8c1fd51b173d9ff590b42fff150d43e2c8fb86895d924ff7d79d9190fabbb228

SHA512
34b94b567f7b6713b55a12168e020db8a4863fa968b80aa058d15de98e82236ea6c29ae3d35cb9569220289a078e618fd345aeb68864b301127cef85d3eda1a9

Download Submit
C:\Users\Admin\AppData\Local\Temp\libstdc++-6.dll

Filesize
1.9MB

MD5
137b1284b9472002a19adbaaa1fc57bb

SHA1
53fc86c8cb0b22ea3b8c27a1f39b8cf2660f55a0

SHA256
7cef23a8e5e5075b934ecbfe70162d7012d3f83b5bf61251d52e41eb49c75c6e

SHA512
eaadc78a4a36f754fe20a2e1c014f583fdcae888373dc68ecd4a44b16325bf97a52e8aa93e7d7b0bc70dddb35df67f88de48fdf219508aa1d75524abe749985a

Download Submit
C:\Users\Admin\AppData\Local\Temp\libwinpthread-1.dll

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/400-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/2064-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2064-8-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4816-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4816-45-0x0000000072840000-0x00000000728D8000-memory.dmp

Filesize
608KB

Download
memory/4816-46-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4816-47-0x00000000010E0000-0x0000000002995000-memory.dmp

Filesize
24.7MB

Download
memory/4816-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4816-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4816-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4816-61-0x0000000072840000-0x00000000728D8000-memory.dmp

Filesize
608KB

Download
memory/4816-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4816-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4816-81-0x0000000072840000-0x00000000728D8000-memory.dmp

Filesize
608KB

Download
memory/4816-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4816-101-0x0000000072840000-0x00000000728D8000-memory.dmp

Filesize
608KB

Download
memory/4816-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download