224abefe991b21baa4d3a85883544d7fce6d067626d7682029948837ebb96ec1

Analysis

max time kernel
119s
max time network
123s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
03/02/2024, 23:09

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General

Target

8d9a189ac143a440fdf8a113054502a1.exe
Size

568KB
MD5

8d9a189ac143a440fdf8a113054502a1
SHA1

634f0c47555b4a606f1890606f485c644c47c705
SHA256

224abefe991b21baa4d3a85883544d7fce6d067626d7682029948837ebb96ec1
SHA512

0a1d3ab3abf5e1930d1daac2580e6f0d4da265ad7334227166555274a7adfe9a7cd9d7c473a6e9184407ca3d102b189e3f43d5eeab77c7645c064011de00008c
SSDEEP

12288:LT2DngHTVx549xd/rNhwranvxCSAXoXmzB0VL8UsGGwClTnl2wYi:LTxi9xdbYSAXoC098UpGrJ

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3016	bhcabfebbff.exe

Loads dropped DLL 10 IoCs

pid	Process
2444	8d9a189ac143a440fdf8a113054502a1.exe
2444	8d9a189ac143a440fdf8a113054502a1.exe
2444	8d9a189ac143a440fdf8a113054502a1.exe
1176	WerFault.exe
1176	WerFault.exe
1176	WerFault.exe
1176	WerFault.exe
1176	WerFault.exe
1176	WerFault.exe
1176	WerFault.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1176	3016	WerFault.exe	28

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2756	wmic.exe
Token: SeSecurityPrivilege	2756	wmic.exe
Token: SeTakeOwnershipPrivilege	2756	wmic.exe
Token: SeLoadDriverPrivilege	2756	wmic.exe
Token: SeSystemProfilePrivilege	2756	wmic.exe
Token: SeSystemtimePrivilege	2756	wmic.exe
Token: SeProfSingleProcessPrivilege	2756	wmic.exe
Token: SeIncBasePriorityPrivilege	2756	wmic.exe
Token: SeCreatePagefilePrivilege	2756	wmic.exe
Token: SeBackupPrivilege	2756	wmic.exe
Token: SeRestorePrivilege	2756	wmic.exe
Token: SeShutdownPrivilege	2756	wmic.exe
Token: SeDebugPrivilege	2756	wmic.exe
Token: SeSystemEnvironmentPrivilege	2756	wmic.exe
Token: SeRemoteShutdownPrivilege	2756	wmic.exe
Token: SeUndockPrivilege	2756	wmic.exe
Token: SeManageVolumePrivilege	2756	wmic.exe
Token: 33	2756	wmic.exe
Token: 34	2756	wmic.exe
Token: 35	2756	wmic.exe
Token: SeIncreaseQuotaPrivilege	2756	wmic.exe
Token: SeSecurityPrivilege	2756	wmic.exe
Token: SeTakeOwnershipPrivilege	2756	wmic.exe
Token: SeLoadDriverPrivilege	2756	wmic.exe
Token: SeSystemProfilePrivilege	2756	wmic.exe
Token: SeSystemtimePrivilege	2756	wmic.exe
Token: SeProfSingleProcessPrivilege	2756	wmic.exe
Token: SeIncBasePriorityPrivilege	2756	wmic.exe
Token: SeCreatePagefilePrivilege	2756	wmic.exe
Token: SeBackupPrivilege	2756	wmic.exe
Token: SeRestorePrivilege	2756	wmic.exe
Token: SeShutdownPrivilege	2756	wmic.exe
Token: SeDebugPrivilege	2756	wmic.exe
Token: SeSystemEnvironmentPrivilege	2756	wmic.exe
Token: SeRemoteShutdownPrivilege	2756	wmic.exe
Token: SeUndockPrivilege	2756	wmic.exe
Token: SeManageVolumePrivilege	2756	wmic.exe
Token: 33	2756	wmic.exe
Token: 34	2756	wmic.exe
Token: 35	2756	wmic.exe
Token: SeIncreaseQuotaPrivilege	2556	wmic.exe
Token: SeSecurityPrivilege	2556	wmic.exe
Token: SeTakeOwnershipPrivilege	2556	wmic.exe
Token: SeLoadDriverPrivilege	2556	wmic.exe
Token: SeSystemProfilePrivilege	2556	wmic.exe
Token: SeSystemtimePrivilege	2556	wmic.exe
Token: SeProfSingleProcessPrivilege	2556	wmic.exe
Token: SeIncBasePriorityPrivilege	2556	wmic.exe
Token: SeCreatePagefilePrivilege	2556	wmic.exe
Token: SeBackupPrivilege	2556	wmic.exe
Token: SeRestorePrivilege	2556	wmic.exe
Token: SeShutdownPrivilege	2556	wmic.exe
Token: SeDebugPrivilege	2556	wmic.exe
Token: SeSystemEnvironmentPrivilege	2556	wmic.exe
Token: SeRemoteShutdownPrivilege	2556	wmic.exe
Token: SeUndockPrivilege	2556	wmic.exe
Token: SeManageVolumePrivilege	2556	wmic.exe
Token: 33	2556	wmic.exe
Token: 34	2556	wmic.exe
Token: 35	2556	wmic.exe
Token: SeIncreaseQuotaPrivilege	2556	wmic.exe
Token: SeSecurityPrivilege	2556	wmic.exe
Token: SeTakeOwnershipPrivilege	2556	wmic.exe
Token: SeLoadDriverPrivilege	2556	wmic.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2444 wrote to memory of 3016	2444	8d9a189ac143a440fdf8a113054502a1.exe	28
PID 2444 wrote to memory of 3016	2444	8d9a189ac143a440fdf8a113054502a1.exe	28
PID 2444 wrote to memory of 3016	2444	8d9a189ac143a440fdf8a113054502a1.exe	28
PID 2444 wrote to memory of 3016	2444	8d9a189ac143a440fdf8a113054502a1.exe	28
PID 3016 wrote to memory of 2756	3016	bhcabfebbff.exe	29
PID 3016 wrote to memory of 2756	3016	bhcabfebbff.exe	29
PID 3016 wrote to memory of 2756	3016	bhcabfebbff.exe	29
PID 3016 wrote to memory of 2756	3016	bhcabfebbff.exe	29
PID 3016 wrote to memory of 2556	3016	bhcabfebbff.exe	32
PID 3016 wrote to memory of 2556	3016	bhcabfebbff.exe	32
PID 3016 wrote to memory of 2556	3016	bhcabfebbff.exe	32
PID 3016 wrote to memory of 2556	3016	bhcabfebbff.exe	32
PID 3016 wrote to memory of 2412	3016	bhcabfebbff.exe	34
PID 3016 wrote to memory of 2412	3016	bhcabfebbff.exe	34
PID 3016 wrote to memory of 2412	3016	bhcabfebbff.exe	34
PID 3016 wrote to memory of 2412	3016	bhcabfebbff.exe	34
PID 3016 wrote to memory of 1128	3016	bhcabfebbff.exe	36
PID 3016 wrote to memory of 1128	3016	bhcabfebbff.exe	36
PID 3016 wrote to memory of 1128	3016	bhcabfebbff.exe	36
PID 3016 wrote to memory of 1128	3016	bhcabfebbff.exe	36
PID 3016 wrote to memory of 1348	3016	bhcabfebbff.exe	38
PID 3016 wrote to memory of 1348	3016	bhcabfebbff.exe	38
PID 3016 wrote to memory of 1348	3016	bhcabfebbff.exe	38
PID 3016 wrote to memory of 1348	3016	bhcabfebbff.exe	38
PID 3016 wrote to memory of 1176	3016	bhcabfebbff.exe	40
PID 3016 wrote to memory of 1176	3016	bhcabfebbff.exe	40
PID 3016 wrote to memory of 1176	3016	bhcabfebbff.exe	40
PID 3016 wrote to memory of 1176	3016	bhcabfebbff.exe	40

C:\Users\Admin\AppData\Local\Temp\8d9a189ac143a440fdf8a113054502a1.exe
"C:\Users\Admin\AppData\Local\Temp\8d9a189ac143a440fdf8a113054502a1.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2444
- C:\Users\Admin\AppData\Local\Temp\bhcabfebbff.exe
  C:\Users\Admin\AppData\Local\Temp\bhcabfebbff.exe 7-3-0-4-4-8-1-9-0-0-8 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
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:3016
- - C:\Windows\SysWOW64\Wbem\wmic.exe
    wmic /output:C:\Users\Admin\AppData\Local\Temp\81707001753.txt bios get serialnumber
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:2756
- - C:\Windows\SysWOW64\Wbem\wmic.exe
    wmic /output:C:\Users\Admin\AppData\Local\Temp\81707001753.txt bios get version
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:2556
- - C:\Windows\SysWOW64\Wbem\wmic.exe
    wmic /output:C:\Users\Admin\AppData\Local\Temp\81707001753.txt bios get version
    3⤵
    PID:2412
- - C:\Windows\SysWOW64\Wbem\wmic.exe
    wmic /output:C:\Users\Admin\AppData\Local\Temp\81707001753.txt bios get version
    3⤵
    PID:1128
- - C:\Windows\SysWOW64\Wbem\wmic.exe
    wmic /output:C:\Users\Admin\AppData\Local\Temp\81707001753.txt bios get version
    3⤵
    PID:1348
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3016 -s 372
    3⤵
    - Loads dropped DLL
    - Program crash
    PID:1176

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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\81707001753.txt

Filesize
66B

MD5
9025468f85256136f923096b01375964

SHA1
7fcd174999661594fa5f88890ffb195e9858cc52

SHA256
d5418014fa8e6e17d8992fd12c0dfecac8a34855603ea58133e87ea09c2130df

SHA512
92cac37c332e6e276a963d659986a79a79867df44682bfc2d77ed7784ffa5e2c149e5960a83d03ef4cf171be40a73e93a110aaa53b95152fa9a9da6b41d31e51

Download Submit
C:\Users\Admin\AppData\Local\Temp\81707001753.txt

Filesize
2B

MD5
f3b25701fe362ec84616a93a45ce9998

SHA1
d62636d8caec13f04e28442a0a6fa1afeb024bbb

SHA256
b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

SHA512
98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

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C:\Users\Admin\AppData\Local\Temp\81707001753.txt

Filesize
58B

MD5
dd876faf0fd44a5fab3e82368e2e8b15

SHA1
01b04083fa278dda3a81705ca5abcfee487a3c90

SHA256
5602490a82bcacec8797d25cbb6f643fc9e69f89a2f0e6ec1e8d1f568e77a6b9

SHA512
e03d1def5b7fb0ed01a414cead199229ec0e153ff831d3ff5dd36c320572084c56a5e1369c753f868c855455758c0d308941b6187c348051419bd937d014cb8b

Download Submit
\Users\Admin\AppData\Local\Temp\bhcabfebbff.exe

Filesize
826KB

MD5
ab1636335724f5ee733a781b002b723e

SHA1
10356da6f8d0c02f5a4ac08f85a5f9df866ac9b1

SHA256
794511bbefa0f1ebe7408748242e8f72104c6c7cb42ef3fe4e854740e114c343

SHA512
6f18cec44f5054829c192bf6d01cde3c2ce8e4070c1932a2e2c1cae7d2045ff2becfef4ce893759a3b91a553bf2becdb552b0d88f3d51d9ee4455f137b63be31

Download Submit
\Users\Admin\AppData\Local\Temp\nsd5D2E.tmp\jjff.dll

Filesize
104KB

MD5
b6a2b722d6b5ba44802de7b2e36bf2a0

SHA1
04d03c9430eaf8b6c06f41530e4806870bf3a8d8

SHA256
0a804028761c5d7510d574ba72ae48d363ab3343e3d25be72efcb3be77b89cd0

SHA512
2c06012bfdc53528d8964d777b832572adfb07d5fb850940fbc10e1aa697c0612205995b11926a4b9cdc891833baf042d76f1923616100b61b78e8042a7402c4

Download Submit
\Users\Admin\AppData\Local\Temp\nsd5D2E.tmp\nsisunz.dll

Filesize
40KB

MD5
5f13dbc378792f23e598079fc1e4422b

SHA1
5813c05802f15930aa860b8363af2b58426c8adf

SHA256
6e87ecb7f62039fbb6e7676422d1a5e75a32b90dde6865dcb68ee658ba8df61d

SHA512
9270635a5294482f49e0292e26d45dd103b85fe27dc163d44531b095c5f9dbde6b904adaf1a888ba3c112a094380394713c796f5195b2566a20f00b42b6578e5

Download Submit