73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
300s
max time network
297s
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, 09:06

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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-1-5-21-635608581-3370340891-292606865-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
2852	b2e.exe
3552	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3552	cpuminer-sse2.exe
3552	cpuminer-sse2.exe
3552	cpuminer-sse2.exe
3552	cpuminer-sse2.exe
3552	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1356-8-0x0000000000400000-0x000000000393A000-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 1356 wrote to memory of 2852	1356	batexe.exe	83
PID 1356 wrote to memory of 2852	1356	batexe.exe	83
PID 1356 wrote to memory of 2852	1356	batexe.exe	83
PID 2852 wrote to memory of 1752	2852	b2e.exe	84
PID 2852 wrote to memory of 1752	2852	b2e.exe	84
PID 2852 wrote to memory of 1752	2852	b2e.exe	84
PID 1752 wrote to memory of 3552	1752	cmd.exe	87
PID 1752 wrote to memory of 3552	1752	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:1356
- C:\Users\Admin\AppData\Local\Temp\9153.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\9153.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\9153.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:2852
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\A066.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1752
  - - 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:3552

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\9153.tmp\b2e.exe

Filesize
20.4MB

MD5
9de3444765e490b3de84386be74aa25e

SHA1
5b62404a277d9c6735d69f32138a4b126fcff072

SHA256
1a104ec28b5a224256e6fbbd5239eb20859f69648e3204654febaa07826f171e

SHA512
485356beac26dbfb8d67f6d2368c8d07985052d23f03a3f65ba2704a08fb91f7af4baaa6aa5927a76b84ba2e53047eb2e91f8d7dea677acbf72a84d38833fbe7

Download Submit
C:\Users\Admin\AppData\Local\Temp\9153.tmp\b2e.exe

Filesize
1.6MB

MD5
4b3e3a3f84660472fb9714cd8feaba1b

SHA1
8561afb6ae0a1ab8a4d8364928811b66fcaf9da9

SHA256
006513b9e4310066d4cb66a1ea11b6619c10e428f5a1ccc39eab92e1d487f442

SHA512
a4ccf4de38da8d27dd065ef09b81a4bca708188c6102211faaa186ddd8f68b87381611da54cb6098758733c799e2a3450cb5cae66b58c29a4264d93f93a1edc2

Download Submit
C:\Users\Admin\AppData\Local\Temp\9153.tmp\b2e.exe

Filesize
2.1MB

MD5
099e18cf84312ee05add20eaed01b2c0

SHA1
3aedb8f0362d50274ec7bf1e79bbd3923b47cc13

SHA256
8856beb3ce39073034ad1cd1b72251224cbe3b2861af9086947470096666312c

SHA512
70c26948eecb460a2c035d8bec9f100588244a0c621fe26c13826bef00464051b54e200abfd73cb07bbe76c6c807317dc90b4974a739be718e37aa2621c134ec

Download Submit
C:\Users\Admin\AppData\Local\Temp\A066.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
1.5MB

MD5
4ff74831f154773ce0f6437abfd0ba4f

SHA1
b9ac1e63975ff7494e0f0ffb5146be8ed86d6e2c

SHA256
df9b335bb9a475519b633674179aa216bf844b371df7b3c5823bae50d892e7ec

SHA512
b972dda46990ebe84c68988a927ce74d57c0d75ba297d5ef1f938cd10eb8135a74e0dd5f97e0eea7a8301e6376ca90cab6782a8c8f3c7ef4abfef1eb3a08a524

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
2.9MB

MD5
e8f54c9d2232b5e2661924e19f988e43

SHA1
dcb989bffcd25371a75c61e67222303bbde7bec8

SHA256
d11dbc57e8321c02cc16112a6300d8eb8cd869c3af1931ebb880b2a7273dc533

SHA512
c26b151a25ba76acf2e9beeaa812a2feced12b8c8bcc06f763bcd00e512e3372a6582b48b2542e07e3aac7a8202405edb04db5466637a73438d5e423427fc98d

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

Filesize
2.6MB

MD5
acde461e19fd36adb105a76be27f9bd4

SHA1
905855139ed31c421ee47ea06dcb0156e4f0845b

SHA256
e9cf78c66990b5d48cd813a57224b9e9c96a65754b09b38bbbc04895362d4116

SHA512
b9790d64d90b7dabd28806443ad510944af563fb3ba0cdf141d8dc2bc975fd6ac6ff4aced278c7ded85fa455d679a8866e10e1971cd08922186d0fd866e73bba

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

Filesize
3.0MB

MD5
cfd7b718e68959fb45e9b0ab9d4dc2e9

SHA1
48dc2b217a3de4258bd72b8351702b8cf200dba8

SHA256
5a070afb2e207c8af3ab4d7f72ac7f6e307cc67b61f0c4ea14d4b6a5ed28f194

SHA512
9a54433d8d111d1f6848e7efb7cccd711a8664bd31ee95202ca1fbaf8a66e805f263648fff835ab0add3ded5c7724da5049f9302dc69fe28fc2fb48d8c5be912

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1356-8-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/2852-7-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2852-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3552-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3552-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3552-46-0x0000000072160000-0x00000000721F8000-memory.dmp

Filesize
608KB

Download
memory/3552-47-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/3552-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3552-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3552-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3552-45-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3552-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3552-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3552-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3552-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3552-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3552-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3552-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download