73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
303s
platform
windows10-2004_x64
resource
win10v2004-20231215-ja
resource tags

arch:x64arch:x86image:win10v2004-20231215-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
17/02/2024, 12:32

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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-1-5-21-3791175113-1062217823-1177695025-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3791175113-1062217823-1177695025-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
3924	b2e.exe
3752	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3752	cpuminer-sse2.exe
3752	cpuminer-sse2.exe
3752	cpuminer-sse2.exe
3752	cpuminer-sse2.exe
3752	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3876-8-0x0000000000400000-0x000000000393A000-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 3876 wrote to memory of 3924	3876	batexe.exe	85
PID 3876 wrote to memory of 3924	3876	batexe.exe	85
PID 3876 wrote to memory of 3924	3876	batexe.exe	85
PID 3924 wrote to memory of 924	3924	b2e.exe	86
PID 3924 wrote to memory of 924	3924	b2e.exe	86
PID 3924 wrote to memory of 924	3924	b2e.exe	86
PID 924 wrote to memory of 3752	924	cmd.exe	89
PID 924 wrote to memory of 3752	924	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:3876
- C:\Users\Admin\AppData\Local\Temp\7484.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\7484.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\7484.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:3924
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\77D0.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:924
  - - 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:3752

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\7484.tmp\b2e.exe

Filesize
12.4MB

MD5
fffda5a2c6d26012b64343ef1cf02e3f

SHA1
f6fdd8b5a7aa0b40aee96df80821c8543687732f

SHA256
f681407e90124d79567d93749ef6747db8f12d0e207538a805f000f49fffd68b

SHA512
d6b6730ec6b3f452aafd614b01e142db69a755d9e009d346c1dfa558d58edaae963fc1ff88a1545b9367a53a0720c2c41bf252882c900901f306b56fc01aed28

Download Submit
C:\Users\Admin\AppData\Local\Temp\7484.tmp\b2e.exe

Filesize
2.2MB

MD5
aa64e56fae371940c47fdd78bc88e693

SHA1
87bc08059029fc0325ca3c2102817c3df81b1760

SHA256
02a7e5a8b43f8834a10801bdc5b4f0f9a7fd77498439c33a20de581d4235d35a

SHA512
4ec52e30e1557ca1c45a39842f9d7a7f8d1e9238e3271b6f499b3f26bed98adb4671d3cd80f7dc8d844546635ae0dd8b64c5ef84ae65db91e4c173018505bb56

Download Submit
C:\Users\Admin\AppData\Local\Temp\7484.tmp\b2e.exe

Filesize
3.8MB

MD5
3e92ea5ce4db6299db51478f8495fbdf

SHA1
a56718fc77449fe81e7e7086dbe571651f4e2a55

SHA256
966b436a85b92fd387345d0d080afaefd13a4b65287e4f95fc4d3e14d6b137a0

SHA512
11c7f850ec05ef075823fd2d092cdbccbeb3185c9aab29d6de5d943bca9da9e0891166d0e5936e629d136f5a549a5e42f9cdbb8339af22d531f70ffd0456759f

Download Submit
C:\Users\Admin\AppData\Local\Temp\77D0.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
3.6MB

MD5
9a1f99da353d8dba1a87d41b37fda422

SHA1
e6badb7510fcf1263c434f14466f8f8cde4608df

SHA256
9c197e9179273409a0c2ab3762e8952c3c0f35daa5de50b4c4b2e4f389bc26ee

SHA512
c367bc24c36a49f446100ad4f6d1507425800ae7dc3bd1df59846a55889edbc7bf04a795ce4e6fcbaa7d7d9bb1dc7a3c93a64e7dcb8d628c5d6c9d47af0e2ca9

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

Filesize
5.5MB

MD5
a256d9910c56fd6fa1dbc457c05879fe

SHA1
469a08b9bfeab8fd63297622fdb38520c286f8b2

SHA256
0c59dd985d8dbbe66d928484a8cbc08ab9a58cdeb29cce41fb29faa297a22b72

SHA512
452e9b455afa14b75edd2b2bd44177924586f219abb08d45a7ca1945880ae2d8524d99226b1da0308a0d376e873f173cd5acfb5623366469fa1f47047a98c112

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

Filesize
4.1MB

MD5
31925afcbe7228ac771ea0ea99fb2eb9

SHA1
8830cf8bbd50fabc711dcc1b9739e997d4fda4e7

SHA256
7276c352d154c2fbe4eb53f1b0bc2846f4e44d8b96de6dab9367d00479e7377f

SHA512
f33821d891df41f7d03581ea2ca15c4fef8822e69e975c5defefc69776c67bdc4a3d8710f99bb9abe1a12e6e6eb554b11e29ef7489e9b695aec440a85250288a

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/3752-47-0x0000000001110000-0x00000000029C5000-memory.dmp

Filesize
24.7MB

Download
memory/3752-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3752-45-0x000000005BE40000-0x000000005BED8000-memory.dmp

Filesize
608KB

Download
memory/3752-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3752-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3752-46-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3752-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3752-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3752-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3752-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3752-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3752-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3752-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3876-8-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3924-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3924-9-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download