73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
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
18-02-2024 15:20

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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-1-5-21-768304381-2824894965-3840216961-1000\Control Panel\International\Geo\Nation	b2e.exe
Key value queried	\REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Control Panel\International\Geo\Nation	batexe.exe

Executes dropped EXE 2 IoCs

pid	Process
5104	b2e.exe
2460	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2460	cpuminer-sse2.exe
2460	cpuminer-sse2.exe
2460	cpuminer-sse2.exe
2460	cpuminer-sse2.exe
2460	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4012-8-0x0000000000400000-0x000000000393A000-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 4012 wrote to memory of 5104	4012	batexe.exe	84
PID 4012 wrote to memory of 5104	4012	batexe.exe	84
PID 4012 wrote to memory of 5104	4012	batexe.exe	84
PID 5104 wrote to memory of 4716	5104	b2e.exe	85
PID 5104 wrote to memory of 4716	5104	b2e.exe	85
PID 5104 wrote to memory of 4716	5104	b2e.exe	85
PID 4716 wrote to memory of 2460	4716	cmd.exe	88
PID 4716 wrote to memory of 2460	4716	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:4012
- C:\Users\Admin\AppData\Local\Temp\5BEB.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\5BEB.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\5BEB.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:5104
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\6040.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4716
  - - 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:2460

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\5BEB.tmp\b2e.exe

Filesize
17.7MB

MD5
86fbb4002d7e2280de42a4352a30ec09

SHA1
fc550a62888fca4300c975f4707c24bf3f686a49

SHA256
61f7907a91dbd1fb0ba58b0c24eb1bf94496fcf8b071ae595fde88d5fa3725d4

SHA512
e946eff1752c4fdcdf75bf6feb73b9e4755853f156d7b413c8a2902557736f37a77e435215cd9497c65a726f56cca49985c0faba765863cfe4d2daaf82366faa

Download Submit
C:\Users\Admin\AppData\Local\Temp\5BEB.tmp\b2e.exe

Filesize
7.1MB

MD5
db36cbed6e3ba5c0d2e63c0ea4477ca9

SHA1
6b1d67a57e785f870c69488f96d08cc34137e51a

SHA256
ae7ed152567735cfea2c64943680384f8de565e7de51d6b42a2f20a4f419c08d

SHA512
eb727755d3b9d9d648970225d9a91d5fc7536947d66638f40fe5310128135550a9357e178145959ca94e9f760f3f833fc5e748d121821e0f15d84174d38b8292

Download Submit
C:\Users\Admin\AppData\Local\Temp\5BEB.tmp\b2e.exe

Filesize
6.2MB

MD5
3895d468c971fc0e777c38eefb977764

SHA1
d2ce65cd94478bda13e72418cf85745bc0692553

SHA256
fbe733c6b15d866887417f3e614391b18f5bf19b20b65c3217ce574191334dfb

SHA512
a1fe8060b1c885ae7a573e27f5a1bc016090a66c32f903af8e9cca4a4244e169113006970aedd276a60236b502c766746133bc490c948ce49a44b5b507cb4a51

Download Submit
C:\Users\Admin\AppData\Local\Temp\6040.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
7.0MB

MD5
77ab5b1df7ff03920394ed8bc67f3e29

SHA1
5cc5c68ac8c970cfac1b7b0732dadcf3a7b6492c

SHA256
5ac3942f7ad51bafe85a9bfe0ed8812affa0a986dcda870f71a36670adc04071

SHA512
2e21fbdc4cdb55cd8327d4edfe7fd324ccaf31ede9d0cc8be925a4b4dbf40973723f35ea18c1e128d782d5659dfa9028aa2391b70636ed65268710643af46a4e

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

Filesize
4.9MB

MD5
667d1c07862bb61d5c67907ad3467d4e

SHA1
ddc6e3f726d38140e2d53df341149e0a115da518

SHA256
e715edb693ac0eaf3d440daa309cc50cc1df22182562b6ae7275e9d9a822ccad

SHA512
d9fccd4badfe25021e6d17246d1ea896cb29fe7390db51110d901217e84cac3124c5dedd31e464bcac7b0952d90b99092625ab4b674c1c7b7332d347375deb89

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

Filesize
4.3MB

MD5
448df14b5d08dd22b58897d4a4c51434

SHA1
ec1bca9a995308d182cb749998a75ff880c9410e

SHA256
22c6c9bd04e46a72053de3ecae10bab83690a6fa3227eb9da248e0bc4243279e

SHA512
59919a4d486244c949163529e6f8f4bcd775a8f93fdc0990a846fa1d927299338d8631e3adb28a4a382ccbb2b4b1cc7dc8cdd41a4b0ce8e87cc117137397fd8a

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/2460-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2460-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2460-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2460-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2460-46-0x0000000071D00000-0x0000000071D98000-memory.dmp

Filesize
608KB

Download
memory/2460-45-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2460-47-0x0000000001110000-0x00000000029C5000-memory.dmp

Filesize
24.7MB

Download
memory/2460-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2460-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2460-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2460-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2460-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2460-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2460-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2460-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2460-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2460-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4012-8-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/5104-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/5104-9-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download