73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
298s
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, 11:05

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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-1-5-21-1497073144-2389943819-3385106915-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
5036	b2e.exe
4332	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4332	cpuminer-sse2.exe
4332	cpuminer-sse2.exe
4332	cpuminer-sse2.exe
4332	cpuminer-sse2.exe
4332	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4624-8-0x0000000000400000-0x000000000393A000-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 4624 wrote to memory of 5036	4624	batexe.exe	85
PID 4624 wrote to memory of 5036	4624	batexe.exe	85
PID 4624 wrote to memory of 5036	4624	batexe.exe	85
PID 5036 wrote to memory of 2324	5036	b2e.exe	86
PID 5036 wrote to memory of 2324	5036	b2e.exe	86
PID 5036 wrote to memory of 2324	5036	b2e.exe	86
PID 2324 wrote to memory of 4332	2324	cmd.exe	89
PID 2324 wrote to memory of 4332	2324	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:4624
- C:\Users\Admin\AppData\Local\Temp\55B1.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\55B1.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\55B1.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:5036
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\58ED.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2324
  - - 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:4332

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\55B1.tmp\b2e.exe

Filesize
13.2MB

MD5
19dae3cb98b7faa4a172c5c0bab5890f

SHA1
cc25a9a427eeddae135f2f8788e83d697b431ad6

SHA256
ec3fb29d80b57e7ebb59110a7f5f0d55fc3ac459fb037df3da8f86d24ebb39bc

SHA512
285968bae09a04a9f2ab72896bc4a5efa5415070e3dbc49d60a6adc35bacbd8959a1d1a8b6b66e503cde4006f94271a90cc32a63f2446cba741b7df8469446a9

Download Submit
C:\Users\Admin\AppData\Local\Temp\55B1.tmp\b2e.exe

Filesize
2.6MB

MD5
78f1b3544a25f5701553811eba6eb4ba

SHA1
396a52752aea33cd0e4aa1f64832444aa9619827

SHA256
55398c57389165e9aa696d7db9079a5b4d132403540d6c662b26c53419ebcadf

SHA512
351d69747b2c0834891a95dffbe0f9e256c951e1f1560edee5d4073c10431a6dd44eda3cc492291ff41b7852a0f1829766e1fa7106f47aa1579f15d238d1de9d

Download Submit
C:\Users\Admin\AppData\Local\Temp\55B1.tmp\b2e.exe

Filesize
2.2MB

MD5
5c213821d939c8afca1ae90f84048fe2

SHA1
b0413a9cf379e4d85f79d0b239d432fc2e2e4f27

SHA256
e7a13c6710f0440359ae04f00a46672baa38fc40c38905a03a5976f935e3f641

SHA512
a7ece9f91f8af74fd1b57602ce117ce12eac919443e977d3d0042c0a6252985e734d06630a51f1cc0258d7828beae45d5d0e02f106345657aa15a96ec8ed8e74

Download Submit
C:\Users\Admin\AppData\Local\Temp\58ED.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
1.6MB

MD5
563d08e19ac8d9129dc8525c32cd653a

SHA1
86df9f0b70a57dfb0108b7dcaeb3c27880ebe656

SHA256
f1233d9392ad5e7f9a78012bcd5e277745228881876290248b45885fc5134860

SHA512
8ce7ecd9dc2ffed802c2bb87bdb3dccf992213773ed7de98478533c6ddc73a99da23dcf64317616eecf4395f6103d6e599d51d5451535c26c800a1740d04454f

Download Submit
C:\Users\Admin\AppData\Local\Temp\cpuminer-sse2.exe

Filesize
2.2MB

MD5
26f8379c767d238d2c080e59a9b70421

SHA1
b09592d3347f7e4dabd14f4e3831191370e1ebad

SHA256
561167c01043b5bcef2f31a5e89af5c11188817103e3529eec4d64fda69920dc

SHA512
fb03e09d6eb4813c51850acd0b6acca762c429b4d5337f2e9be778b0c6e6811149c3258c05367d8ea438464f6461071f83708d99b3c3e34a8aa48f3ee93d8817

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
1.6MB

MD5
6bb6eb093fbe5e5bced7cca179759f07

SHA1
44688b2f7f74351357c83cd4f51a7917d7da94a0

SHA256
0ce3a366924c41313f6cb04fe41f54ae62c0d8cca7363a1d1024f447b6c3c9e5

SHA512
862e3f388a521874b3538f4f5b75701b949d6c948d3f7af51c8fb46b3b39f3d0085c7ed02070f14778ace4cfcf9abcc6a23732b1c162b78208e716d148860e57

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

Filesize
1.6MB

MD5
d2c4aa8c98cab0173bd419a320ae6f50

SHA1
102881be1db41ed7e5edfa814da5827f91d1646a

SHA256
24ca57f5e657fd1892b1db7e0b4c934d0bcb85515baf16b767903f8fb922dc9c

SHA512
6a1ceccc7dd617447a2622f90b39a6857a4256fc7c21a361882113c014ab047ec504d1042cc30c833797131971de9949959a5966e009869e5cc65db96308777a

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

Filesize
1.5MB

MD5
8b295d88eab75a813562310497ed326e

SHA1
2660951fe1769156b204622352083948297a35c4

SHA256
3a8848d479800c3d224a10dd46010c1d23072734b3fa9cac011a39c4b827cd8d

SHA512
0dddc84a8eb881aa878ebd0f5e8846b3b4137cfdd05437c0c70890c6fa528a24f2e1c056a8f1cfbbe54b063e913baed96a5b7adc3c78bf0a5e39dbd2e4f06386

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/4332-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4332-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4332-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4332-45-0x0000000072210000-0x00000000722A8000-memory.dmp

Filesize
608KB

Download
memory/4332-46-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4332-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4332-47-0x0000000000E60000-0x0000000002715000-memory.dmp

Filesize
24.7MB

Download
memory/4332-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4332-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4332-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4332-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4332-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4332-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4332-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4332-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4624-8-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/5036-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/5036-7-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download