20c23031e9453e1217ca6cfafa6721f0ca9e43539af7da541ea750fc1daeead8

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
14/03/2024, 12:46

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General

Target

c8a6bcf3b2840fd53db6b2343ec71c1b.exe
Size

558KB
MD5

c8a6bcf3b2840fd53db6b2343ec71c1b
SHA1

5a1fd5c3f8e4eb93df59417ce6cb5ccd6b4da7af
SHA256

20c23031e9453e1217ca6cfafa6721f0ca9e43539af7da541ea750fc1daeead8
SHA512

377bab96e1cd7329603f05823186d3ec15f9d2a969d4ce956df5ff7f3d86d8f860f11c9ba8fa05d95fe17abed50005b32f2c0c5aaa60bb422d976b1b1c6bb8ac
SSDEEP

12288:iCmLFCzukYszew9ed9r65hXgisl5Cx6BTEJLK5vTik:iNFCikZJS9652CcgKBV

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4796	ebicabfbdfbdc.exe

Loads dropped DLL 2 IoCs

pid	Process
1108	c8a6bcf3b2840fd53db6b2343ec71c1b.exe
1108	c8a6bcf3b2840fd53db6b2343ec71c1b.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
2724	4796	WerFault.exe	90

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	5088	wmic.exe
Token: SeSecurityPrivilege	5088	wmic.exe
Token: SeTakeOwnershipPrivilege	5088	wmic.exe
Token: SeLoadDriverPrivilege	5088	wmic.exe
Token: SeSystemProfilePrivilege	5088	wmic.exe
Token: SeSystemtimePrivilege	5088	wmic.exe
Token: SeProfSingleProcessPrivilege	5088	wmic.exe
Token: SeIncBasePriorityPrivilege	5088	wmic.exe
Token: SeCreatePagefilePrivilege	5088	wmic.exe
Token: SeBackupPrivilege	5088	wmic.exe
Token: SeRestorePrivilege	5088	wmic.exe
Token: SeShutdownPrivilege	5088	wmic.exe
Token: SeDebugPrivilege	5088	wmic.exe
Token: SeSystemEnvironmentPrivilege	5088	wmic.exe
Token: SeRemoteShutdownPrivilege	5088	wmic.exe
Token: SeUndockPrivilege	5088	wmic.exe
Token: SeManageVolumePrivilege	5088	wmic.exe
Token: 33	5088	wmic.exe
Token: 34	5088	wmic.exe
Token: 35	5088	wmic.exe
Token: 36	5088	wmic.exe
Token: SeIncreaseQuotaPrivilege	5088	wmic.exe
Token: SeSecurityPrivilege	5088	wmic.exe
Token: SeTakeOwnershipPrivilege	5088	wmic.exe
Token: SeLoadDriverPrivilege	5088	wmic.exe
Token: SeSystemProfilePrivilege	5088	wmic.exe
Token: SeSystemtimePrivilege	5088	wmic.exe
Token: SeProfSingleProcessPrivilege	5088	wmic.exe
Token: SeIncBasePriorityPrivilege	5088	wmic.exe
Token: SeCreatePagefilePrivilege	5088	wmic.exe
Token: SeBackupPrivilege	5088	wmic.exe
Token: SeRestorePrivilege	5088	wmic.exe
Token: SeShutdownPrivilege	5088	wmic.exe
Token: SeDebugPrivilege	5088	wmic.exe
Token: SeSystemEnvironmentPrivilege	5088	wmic.exe
Token: SeRemoteShutdownPrivilege	5088	wmic.exe
Token: SeUndockPrivilege	5088	wmic.exe
Token: SeManageVolumePrivilege	5088	wmic.exe
Token: 33	5088	wmic.exe
Token: 34	5088	wmic.exe
Token: 35	5088	wmic.exe
Token: 36	5088	wmic.exe
Token: SeIncreaseQuotaPrivilege	1988	wmic.exe
Token: SeSecurityPrivilege	1988	wmic.exe
Token: SeTakeOwnershipPrivilege	1988	wmic.exe
Token: SeLoadDriverPrivilege	1988	wmic.exe
Token: SeSystemProfilePrivilege	1988	wmic.exe
Token: SeSystemtimePrivilege	1988	wmic.exe
Token: SeProfSingleProcessPrivilege	1988	wmic.exe
Token: SeIncBasePriorityPrivilege	1988	wmic.exe
Token: SeCreatePagefilePrivilege	1988	wmic.exe
Token: SeBackupPrivilege	1988	wmic.exe
Token: SeRestorePrivilege	1988	wmic.exe
Token: SeShutdownPrivilege	1988	wmic.exe
Token: SeDebugPrivilege	1988	wmic.exe
Token: SeSystemEnvironmentPrivilege	1988	wmic.exe
Token: SeRemoteShutdownPrivilege	1988	wmic.exe
Token: SeUndockPrivilege	1988	wmic.exe
Token: SeManageVolumePrivilege	1988	wmic.exe
Token: 33	1988	wmic.exe
Token: 34	1988	wmic.exe
Token: 35	1988	wmic.exe
Token: 36	1988	wmic.exe
Token: SeIncreaseQuotaPrivilege	1988	wmic.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1108 wrote to memory of 4796	1108	c8a6bcf3b2840fd53db6b2343ec71c1b.exe	90
PID 1108 wrote to memory of 4796	1108	c8a6bcf3b2840fd53db6b2343ec71c1b.exe	90
PID 1108 wrote to memory of 4796	1108	c8a6bcf3b2840fd53db6b2343ec71c1b.exe	90
PID 4796 wrote to memory of 5088	4796	ebicabfbdfbdc.exe	91
PID 4796 wrote to memory of 5088	4796	ebicabfbdfbdc.exe	91
PID 4796 wrote to memory of 5088	4796	ebicabfbdfbdc.exe	91
PID 4796 wrote to memory of 1988	4796	ebicabfbdfbdc.exe	95
PID 4796 wrote to memory of 1988	4796	ebicabfbdfbdc.exe	95
PID 4796 wrote to memory of 1988	4796	ebicabfbdfbdc.exe	95
PID 4796 wrote to memory of 1036	4796	ebicabfbdfbdc.exe	97
PID 4796 wrote to memory of 1036	4796	ebicabfbdfbdc.exe	97
PID 4796 wrote to memory of 1036	4796	ebicabfbdfbdc.exe	97
PID 4796 wrote to memory of 5016	4796	ebicabfbdfbdc.exe	100
PID 4796 wrote to memory of 5016	4796	ebicabfbdfbdc.exe	100
PID 4796 wrote to memory of 5016	4796	ebicabfbdfbdc.exe	100
PID 4796 wrote to memory of 5108	4796	ebicabfbdfbdc.exe	102
PID 4796 wrote to memory of 5108	4796	ebicabfbdfbdc.exe	102
PID 4796 wrote to memory of 5108	4796	ebicabfbdfbdc.exe	102

C:\Users\Admin\AppData\Local\Temp\c8a6bcf3b2840fd53db6b2343ec71c1b.exe
"C:\Users\Admin\AppData\Local\Temp\c8a6bcf3b2840fd53db6b2343ec71c1b.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1108
- C:\Users\Admin\AppData\Local\Temp\ebicabfbdfbdc.exe
  C:\Users\Admin\AppData\Local\Temp\ebicabfbdfbdc.exe 1)1)4)1)1)1)1)8)9)8)5 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
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:4796
- - C:\Windows\SysWOW64\Wbem\wmic.exe
    wmic /output:C:\Users\Admin\AppData\Local\Temp\81710420375.txt bios get serialnumber
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:5088
- - C:\Windows\SysWOW64\Wbem\wmic.exe
    wmic /output:C:\Users\Admin\AppData\Local\Temp\81710420375.txt bios get version
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:1988
- - C:\Windows\SysWOW64\Wbem\wmic.exe
    wmic /output:C:\Users\Admin\AppData\Local\Temp\81710420375.txt bios get version
    3⤵
    PID:1036
- - C:\Windows\SysWOW64\Wbem\wmic.exe
    wmic /output:C:\Users\Admin\AppData\Local\Temp\81710420375.txt bios get version
    3⤵
    PID:5016
- - C:\Windows\SysWOW64\Wbem\wmic.exe
    wmic /output:C:\Users\Admin\AppData\Local\Temp\81710420375.txt bios get version
    3⤵
    PID:5108
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4796 -s 892
    3⤵
    - Program crash
    PID:2724

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4796 -ip 4796
1⤵
PID:2624

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\81710420375.txt

Filesize
66B

MD5
9025468f85256136f923096b01375964

SHA1
7fcd174999661594fa5f88890ffb195e9858cc52

SHA256
d5418014fa8e6e17d8992fd12c0dfecac8a34855603ea58133e87ea09c2130df

SHA512
92cac37c332e6e276a963d659986a79a79867df44682bfc2d77ed7784ffa5e2c149e5960a83d03ef4cf171be40a73e93a110aaa53b95152fa9a9da6b41d31e51

Download Submit
C:\Users\Admin\AppData\Local\Temp\81710420375.txt

Filesize
2B

MD5
f3b25701fe362ec84616a93a45ce9998

SHA1
d62636d8caec13f04e28442a0a6fa1afeb024bbb

SHA256
b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

SHA512
98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

Download Submit
C:\Users\Admin\AppData\Local\Temp\81710420375.txt

Filesize
58B

MD5
dd876faf0fd44a5fab3e82368e2e8b15

SHA1
01b04083fa278dda3a81705ca5abcfee487a3c90

SHA256
5602490a82bcacec8797d25cbb6f643fc9e69f89a2f0e6ec1e8d1f568e77a6b9

SHA512
e03d1def5b7fb0ed01a414cead199229ec0e153ff831d3ff5dd36c320572084c56a5e1369c753f868c855455758c0d308941b6187c348051419bd937d014cb8b

Download Submit
C:\Users\Admin\AppData\Local\Temp\ebicabfbdfbdc.exe

Filesize
764KB

MD5
02f4478be48200a365d7ec28320a6cd6

SHA1
01ff2232d933be83a1e85d19692276c37719e1d6

SHA256
3a1a70b94fae3c80b505e2bc9d86832ff9e2bb68f7d78bc77544e4bdd942afe7

SHA512
e65ea616cc28327ba54fb6cd7b01ff59ff6461c4f3b7448c11167352fc9c1871d91737c9c1d90cf249c5259127c1291bd4b31fb6491f7e57e8ccf9f82c2cd69a

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsf4680.tmp\nsisunz.dll

Filesize
40KB

MD5
5f13dbc378792f23e598079fc1e4422b

SHA1
5813c05802f15930aa860b8363af2b58426c8adf

SHA256
6e87ecb7f62039fbb6e7676422d1a5e75a32b90dde6865dcb68ee658ba8df61d

SHA512
9270635a5294482f49e0292e26d45dd103b85fe27dc163d44531b095c5f9dbde6b904adaf1a888ba3c112a094380394713c796f5195b2566a20f00b42b6578e5

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsf4680.tmp\pecvq.dll

Filesize
126KB

MD5
8502136cbab8cfa9e25cca9e757ce2c4

SHA1
4554e9fc74c3be3baf6eb4e44baeb886694e4757

SHA256
a6150805e2cc881e85069cd92cc3147fce4536c1e572b7778a40cdebfe9bf2bf

SHA512
32cb48a50a55efa3f040c2fb581987b4ee5ea63fc65df7a740f04520caf18a85c7fbdefd57be5e53c325c549cd11388b56aabf6932f413b6665a0b54b779f87b

Download Submit