73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
298s
max time network
307s
platform
windows10-2004_x64
resource
win10v2004-20240221-ja
resource tags

arch:x64arch:x86image:win10v2004-20240221-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
24/02/2024, 03:36

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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-1-5-21-1414748551-1520717498-2956787782-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1414748551-1520717498-2956787782-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
3616	b2e.exe
1888	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
1888	cpuminer-sse2.exe
1888	cpuminer-sse2.exe
1888	cpuminer-sse2.exe
1888	cpuminer-sse2.exe
1888	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4396-8-0x0000000000400000-0x000000000393A000-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 4396 wrote to memory of 3616	4396	batexe.exe	86
PID 4396 wrote to memory of 3616	4396	batexe.exe	86
PID 4396 wrote to memory of 3616	4396	batexe.exe	86
PID 3616 wrote to memory of 3112	3616	b2e.exe	87
PID 3616 wrote to memory of 3112	3616	b2e.exe	87
PID 3616 wrote to memory of 3112	3616	b2e.exe	87
PID 3112 wrote to memory of 1888	3112	cmd.exe	90
PID 3112 wrote to memory of 1888	3112	cmd.exe	90

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:4396
- C:\Users\Admin\AppData\Local\Temp\9E24.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\9E24.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\9E24.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:3616
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\A587.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3112
  - - 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:1888

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\9E24.tmp\b2e.exe

Filesize
2.0MB

MD5
40b43ec3b3d3b51db2848ab0522f1d34

SHA1
f61feb80f8025475a1600901330c3ab97969d33d

SHA256
29f49fe4b12c80858e25b6e72027b9918dbb4640eb55f65f8a52be544535d0de

SHA512
601e82e7b27aec9857b1ad76bcd34a5e90e7a6d51cdb4e0cd67713301eca21a9613f4068ebdf21e00e478b561329424cec887ee587cc939d6a03842cfed81427

Download Submit
C:\Users\Admin\AppData\Local\Temp\9E24.tmp\b2e.exe

Filesize
3.1MB

MD5
8d4e45e750f2e0b6dc28b966deaa8d00

SHA1
c074274ba1ffcce37fc0bc814b83924b0e9b3c2a

SHA256
f233cfaedb92c996a4b354181388788ee02c72cb68b987dd0a0d4cf8c014ef6c

SHA512
91e039d91b62aa1001318132f4eb7fd91c846a7f3cf0f620b3126c94330fde9f1e6dd20fdd6aa93974eb8611e3f9013df0780512a57683b4a0c1d9bbbc6f4763

Download Submit
C:\Users\Admin\AppData\Local\Temp\9E24.tmp\b2e.exe

Filesize
2.8MB

MD5
271f1f58742aff0ebf71fc0c3ab4a9cf

SHA1
63ef4434110ac1ca03865b31406c2921e58bed73

SHA256
9f712a59b09b14ca76baae87d480dac0b1c38e4c7eea45140c28997774690279

SHA512
18ade3b96c697954d59b8697eadae2cbdd856ebe9885f21d2966041e5dbbe9d9e150954105154f92bd78d1c3100435791b20a105d708b62986cc8910c362dccc

Download Submit
C:\Users\Admin\AppData\Local\Temp\A587.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
1.9MB

MD5
ef0a37ece271f483f5a64f250d1eb9fb

SHA1
9b38af809046e44bc4044cc1ef049b48aaa9b85f

SHA256
e68b30fe1e1e0f171cbf7193d5e79e40635fe9265c7109057be0dcc98ffa6ac6

SHA512
d00d9d3f75779fec4f4e2c19204d4da689280791bda51dae83045352ce7242b8da0ae321e5183010700ffdbdeb8d18c2f95db8164b39d8036eb018c7d75b3cb7

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

Filesize
2.2MB

MD5
2fe0a16bf6205c587e0ba4c466857b44

SHA1
997cc1c1a316e8c9008d34ae6386f48d00b716a7

SHA256
804163e4178e9874ee85fca87c90866ea3d6623b0392ce8453e152fdd8d8a415

SHA512
4158cab9f57a918f2a7f98dcd890ce72b0b12259e178be7fb5b404b3e69646bdc20ceea4dee4d39f09fff957a70749a3b04dbf3f1f5f5117129b8cd90a1346ef

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
2.3MB

MD5
02dfe6c75903945c98ef34f6e48e63bc

SHA1
ad922d5b39d058a647a1bee170db3d7ad39d9210

SHA256
f51c9be35137a399709439af502e74e5a7d22cce10e3b4d30d2f4a0f5d7d7fc2

SHA512
f917eca45ef54c9125fe168b700b07502763c41a19048cf88e5f7f1b9d83d0c93671613724abe2bc576f37391ca70a1ac79219fd2f87cdb4f73c8031e752733c

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

Filesize
2.3MB

MD5
525e967e69c3a8403b36698b1fcd35cd

SHA1
c32e01e611c35c961a2db1a816277685b520c167

SHA256
fd0e3c41880f3740443d194200da7fed66ab59f51c3154e156a335a4a843ad73

SHA512
a57e60ccd6d20ee38acfee70eabe74903ab44b64e4b499dcfb352a015d708d399cdd11459775917e42a2628dd3243b0224c3faff2a5e642f645fa10223c65880

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

Filesize
1.3MB

MD5
7d3876762f26c06c651b6f961304387b

SHA1
f9b5c0912cf46372501e35a78e9dbc11d76bdb9a

SHA256
d0707fff3d703b1c1065c48546da8e2114c81a61ad5f19f9bff13a9b0d1353ca

SHA512
a3a08752176841ec30aec44f070bb45afa2bd6ce814d6d9d7a792be0f7142ffb88348a8d973b006416b36f279b3bf035f654f3ef378b8d723e24d1a0dfd117cf

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1888-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1888-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1888-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1888-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/1888-45-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1888-46-0x0000000055A20000-0x0000000055AB8000-memory.dmp

Filesize
608KB

Download
memory/1888-47-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/1888-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1888-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1888-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1888-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1888-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1888-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1888-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1888-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3616-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3616-9-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4396-8-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download