73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
295s
max time network
300s
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, 12:04

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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-1-5-21-1497073144-2389943819-3385106915-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
552	b2e.exe
3928	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3928	cpuminer-sse2.exe
3928	cpuminer-sse2.exe
3928	cpuminer-sse2.exe
3928	cpuminer-sse2.exe
3928	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3468-8-0x0000000000400000-0x000000000393A000-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 3468 wrote to memory of 552	3468	batexe.exe	85
PID 3468 wrote to memory of 552	3468	batexe.exe	85
PID 3468 wrote to memory of 552	3468	batexe.exe	85
PID 552 wrote to memory of 6092	552	b2e.exe	86
PID 552 wrote to memory of 6092	552	b2e.exe	86
PID 552 wrote to memory of 6092	552	b2e.exe	86
PID 6092 wrote to memory of 3928	6092	cmd.exe	89
PID 6092 wrote to memory of 3928	6092	cmd.exe	89

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:3468
- C:\Users\Admin\AppData\Local\Temp\6C08.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\6C08.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\6C08.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:552
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\6F73.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:6092
  - - 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:3928

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\6C08.tmp\b2e.exe

Filesize
15.2MB

MD5
a2900bba6dc7810cf52bc1bdb32a153c

SHA1
3cf9dd0bc5c1875b2ffce702a4f551ec212ddf13

SHA256
ba2dffcd458cec2501884b54d028e505ac42ca2964b46c242d26cb8a32f5c6e1

SHA512
e09da380dfe50a1f217fd89ccef52c95d794d246ec292b769e6b3d6836508fdc1a411e5f2b1f38b253656dd5654a01285b1680223d05feee37f74f63390530c4

Download Submit
C:\Users\Admin\AppData\Local\Temp\6C08.tmp\b2e.exe

Filesize
8.2MB

MD5
a1df112a1281af657c00ca33cd594aa2

SHA1
e6ed580602294b69b165b9e1e8d1766ea1be0036

SHA256
40b26bc0a0a5accb0a04d7d3f064fc8a9f6b35285ea9a2d58338bd3b2cea5554

SHA512
25df7a6a41620c40e654a9d489dbf7c7bcbfcee50fbc62d74fbb9c7b53647487bf3e124d79d54eedda966197f4d442e957e0a23c7142637989f70cc9ef9d2f78

Download Submit
C:\Users\Admin\AppData\Local\Temp\6C08.tmp\b2e.exe

Filesize
5.9MB

MD5
70eba0614ac298d368d5c74f355c2b6f

SHA1
d36496447380796a9b6145475c87ccf500e845e6

SHA256
778b290d15a60f0093319bc1a0e488c88e79e4c2a30a1a0065f413ec9dea64d2

SHA512
65cb683fcee9d7446e3554eb073fb367bee15198064d6c0220924a9f7aa769e60505d65442ac458c9ebbd8d3ea306a263913945ff19c57c5e8f5c2b3c61eb459

Download Submit
C:\Users\Admin\AppData\Local\Temp\6F73.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
2.2MB

MD5
3e9327d3c42cb85cf192d9c264444959

SHA1
6609e1177f51c6093152f9246f411cf58b8a6541

SHA256
f2b81f6d8c8f2ef5480d36b9b3e079f298c449b0109754811583e4994c9264c6

SHA512
b3ab2a2b8f05bbe201ac3e3b33608e2ba68ace4a1248f31a569b56c7f095870e5859480b828f60459330255d49d2cf1ef86e4f6bae72b1adb02f8deb8ccd8002

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

Filesize
2.3MB

MD5
4c04147c386ba8792ac6a03069572a8a

SHA1
dda67789fc1d0f2469ca95f01a5c81034853ca6a

SHA256
c7739a1e940a282703d06eccda7110426d306f390e97fdbbd9df18472fd132cd

SHA512
a8b5a0b878a9a7d30cb38feff814e1f4dce24d000158edc10a43ee9a89920bedf7adc92eb7e3913098b6aab7fbd0531f56fc09f508b5c2769992a94e55d153db

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
2.0MB

MD5
05e69d61121061e47034ed6bf72ecca0

SHA1
d90c67f78b203215e55f8bc73253c6e4d5b358b4

SHA256
8f22e7633ea461ab02a7f21806264eb2631c9a724c98bb046041086e3a2aee23

SHA512
93c0b4c4bb05b753c6b8ba6232ab610f94b6a42630aa5405cba5ffbf5f4ef48829668032198acad5b90cc0c1f4b57e890955cf776afbc695b6d377a73ae30f22

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

Filesize
2.6MB

MD5
65ad2d1ed9f2d194bf4c66dfdc9e506e

SHA1
ad59d82f94320c7526127b15524bc7ccc102f08a

SHA256
5f9162c294b6f67cf0d105feb20d1896fa8c91ef4cb70cfd662477d15d648931

SHA512
8ecd23393b2e854addbbfb0b1f5ec2767f275cc8fdb6aa94d66afb5e96284768055dc658e43296f56d4fce1490cefb25b84ad8e53b2908b2596fa85eefa9233b

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

Filesize
2.4MB

MD5
8a26576ae5daeee1a07616db071c2f36

SHA1
e8148c3357578e8aab83b9f687662e907144720f

SHA256
93ddc25ef10ba85f56ff393035a7cb64187d28460e8d1092829b595aab8c5eb7

SHA512
7064b479092be772c961b8a9ebe65172e7ae4cad43a99297818738dbaaf337732bfb30823458ce91b580401dfee2b7bad5c3347f38eb975191fb3e8c80911483

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/552-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/552-9-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3468-8-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3928-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3928-46-0x0000000054460000-0x00000000544F8000-memory.dmp

Filesize
608KB

Download
memory/3928-45-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3928-47-0x0000000001040000-0x00000000028F5000-memory.dmp

Filesize
24.7MB

Download
memory/3928-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3928-44-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3928-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3928-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3928-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3928-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3928-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3928-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3928-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3928-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download