73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
295s
max time network
300s
platform
windows10-2004_x64
resource
win10v2004-20231222-ja
resource tags

arch:x64arch:x86image:win10v2004-20231222-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
13/02/2024, 15:23

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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-1-5-21-1168293393-3419776239-306423207-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
4664	b2e.exe
4456	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4456	cpuminer-sse2.exe
4456	cpuminer-sse2.exe
4456	cpuminer-sse2.exe
4456	cpuminer-sse2.exe
4456	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4728-9-0x0000000000400000-0x000000000393A000-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 4728 wrote to memory of 4664	4728	batexe.exe	83
PID 4728 wrote to memory of 4664	4728	batexe.exe	83
PID 4728 wrote to memory of 4664	4728	batexe.exe	83
PID 4664 wrote to memory of 6012	4664	b2e.exe	84
PID 4664 wrote to memory of 6012	4664	b2e.exe	84
PID 4664 wrote to memory of 6012	4664	b2e.exe	84
PID 6012 wrote to memory of 4456	6012	cmd.exe	87
PID 6012 wrote to memory of 4456	6012	cmd.exe	87

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:4728
- C:\Users\Admin\AppData\Local\Temp\6B6C.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\6B6C.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\6B6C.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:4664
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\6EB8.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:6012
  - - 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:4456

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\6B6C.tmp\b2e.exe

Filesize
11.8MB

MD5
cd78a5579059e8c8147e6ae247b8e55b

SHA1
295dfb76c21383c9bbec95abc175de40df61ac57

SHA256
0774b6f86ec8edecb9c14999433ce1a5cd0b66dca9bde8558f4a66f870157cd2

SHA512
fe6024d38b9ab7689080b3fcc5293eec8fb49a207a7c1b1f4c495dbffa9bc0ed352b8612f30ccaea7424577d0b2bcea516769ac23d48518669a2ca8e499039f9

Download Submit
C:\Users\Admin\AppData\Local\Temp\6B6C.tmp\b2e.exe

Filesize
15.1MB

MD5
519cbcf5daaab133d8ed79b8a40edfe9

SHA1
75376dfb46fff78ad75971198e395f0db9750d6e

SHA256
a2c2eb423852f3fbdf147bc95bca463719966662ec0d8560dee08fa2a2a425d8

SHA512
4517c6f77e5c837164364934583787fb586dc2199ab72e427c1fb3eb95a71361aa6f1a43790a773d982ce801339c7dd0af1e84e83777d3df7834d177761da1ee

Download Submit
C:\Users\Admin\AppData\Local\Temp\6B6C.tmp\b2e.exe

Filesize
15.0MB

MD5
545d79628df85e974e53729e3781f0b8

SHA1
d751a16855f7f8ce559ae4a79b71d3124f7997e8

SHA256
59ee060896788276e4f3ae39503d4467ff7780216012ce46a6dc330df4549672

SHA512
c3f744a2b22917d9769eaa054cf84cfccd9f34bcd8c725ca43cfca9c6fa5d41c47f0060b9e3abb427c6d03b1f186c075ceddd2fce046555ef7f168e8a8e2c0e8

Download Submit
C:\Users\Admin\AppData\Local\Temp\6EB8.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
2.3MB

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
2.8MB

MD5
b3ace66f9eea01bb962bafee953b8d8a

SHA1
4055edd6cdae97406d35f9b5794ab2a8dd26999c

SHA256
cdbaee6bbce79fdd0d7bd0fd674e82a97e623227af1a71862a4c632f8167a690

SHA512
e1edeb4f1b96746e9311052b13802438a731c808f00d42f2fe39c39d1b4935210228c9efc659e39834ff55e62fafc3b910ae704c3425a2da7996d17350b77f72

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

Filesize
3.7MB

MD5
c9867e1a4df5dc89d111b6d2f39789a8

SHA1
05f8a65b454d5e98568876aec463eedfdb3892ea

SHA256
8b3b2bea473e806fe4ea31de23061ebd57330e1ee4ccd79174b5f56653743d8f

SHA512
10976b6555d6062f19cd36aa6ab6c8f4631d80597f3495408d6e488469f8fc5e0afdaba2b7315df112bd1f9c3f77cb10e36e2a33e8b82b94ef1921b3d908ff4e

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

Filesize
4.3MB

MD5
96937f314078bb39e8eeb9ec8a9700bc

SHA1
263c2978170d76495078671907dc91255a0d542d

SHA256
7c07db0289b31a0199e40ab2aede24a3a449461a5cd83132e285c36a8347ed58

SHA512
31e8df7b7b36982e5ac1b3e52ca3a2330576f8a5bc517714dc2b11ed615313e0005ff69a888fa1c361f68cc2ea6ff798d22bca7c7f4920e33426fe1f2a150ee4

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/4456-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4456-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4456-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4456-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4456-45-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4456-46-0x00000000691A0000-0x0000000069238000-memory.dmp

Filesize
608KB

Download
memory/4456-47-0x00000000010D0000-0x0000000002985000-memory.dmp

Filesize
24.7MB

Download
memory/4456-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4456-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4456-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4456-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4456-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4456-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4456-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4456-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4664-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4664-8-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4728-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download