icedid | f324bb47090d388fca1015260f66f67b708e8451292cd5679791792c90d5b711

Analysis

max time kernel
143s
max time network
161s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
13/10/2023, 20:44

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General

Target
NEAS.d7e6bc7d9983adc4dd2820d00756c7c0.dll
Size 328KB
Sample231013-zjbbdabc74
SHA256 f324bb47090d388fca1015260f66f67b708e8451292cd5679791792c90d5b711
MD5 d7e6bc7d9983adc4dd2820d00756c7c0
SHA1 15fa33e71a2c20f73bc4595546b1494ec2e561b0
SHA512 42d534bd586e8ffec3ec170409667becec6206f97701497527ca1c8a35a6b251f6d9b24304d08b3460761abff6394446af11bed19c35a24affe9b165c50e7001
SSDEEP 6144:fN/F41OWGRkFtwxW6spj/JbUaeboh6EReEUHFmU8D7KTXhdic:f5FCOWGRayW6sAowXFmU8D7KTRw
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

icedid 361893872 banker trojan

Malware Config

Extracted

Family

icedid

Campaign

361893872

Signatures

IcedID, BokBot
IcedID is a banking trojan capable of stealing credentials.
trojan banker icedid

Blocklisted process makes network request 3 IoCs

flow	pid	Process
76	412	rundll32.exe
81	412	rundll32.exe
83	412	rundll32.exe

Loads dropped DLL 1 IoCs

pid	Process
412	rundll32.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000_Classes\CLSID\{F0ED1ADA-99A1-ED75-9779-07937CD8D134}	rundll32.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000_Classes\CLSID\{F0ED1ADA-99A1-ED75-9779-07937CD8D134}\ = 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	rundll32.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4032	regsvr32.exe
4032	regsvr32.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4032 wrote to memory of 1484	4032	regsvr32.exe	95
PID 4032 wrote to memory of 1484	4032	regsvr32.exe	95
PID 1484 wrote to memory of 412	1484	cmd.exe	97
PID 1484 wrote to memory of 412	1484	cmd.exe	97

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\NEAS.d7e6bc7d9983adc4dd2820d00756c7c0.dll
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4032
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /C rundll32.exe C:\Users\Admin\AppData\Roaming\Admin\toboilmc2\zexowaacac2.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1484
- - C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Roaming\Admin\toboilmc2\zexowaacac2.dll,#1
    3⤵
    - Blocklisted process makes network request
    - Loads dropped DLL
    - Modifies registry class
    PID:412

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

zexowaacac2.dll

Path C:\Users\Admin\AppData\Roaming\Admin\toboilmc2\zexowaacac2.dll
Size 583KB
SHA256 5d5bc4f497406b59369901b9a79e1e9d1e0a690c0b2e803f4fbfcb391bcfeef1
MD5 0245e02cbb6ffe2716c2aeb7fb8006d0
SHA1 59dd3d2477211eb4fcd72b542812a2036fa0e1e8
SHA512 0c2e863512f2d83429e681cbcdb31bf9c6f0a69611f6d8923198d51d1e49750f4bf441c8ce256fb44a9cb39a6855e70fcbc644739926570214400bd06a683d82
SSDEEP 12288:ujan3B7+2OoGEwYXorDxBDWgyv9cii8VPezCTr:Jn3B7+2OyJo/DWz9cS2zW
MD5 SHA1 SHA512 SSDEEP

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zexowaacac2.dll

Path C:\Users\Admin\AppData\Roaming\Admin\toboilmc2\zexowaacac2.dll
Size 583KB
SHA256 5d5bc4f497406b59369901b9a79e1e9d1e0a690c0b2e803f4fbfcb391bcfeef1
MD5 0245e02cbb6ffe2716c2aeb7fb8006d0
SHA1 59dd3d2477211eb4fcd72b542812a2036fa0e1e8
SHA512 0c2e863512f2d83429e681cbcdb31bf9c6f0a69611f6d8923198d51d1e49750f4bf441c8ce256fb44a9cb39a6855e70fcbc644739926570214400bd06a683d82
SSDEEP 12288:ujan3B7+2OoGEwYXorDxBDWgyv9cii8VPezCTr:Jn3B7+2OyJo/DWz9cS2zW
MD5 SHA1 SHA512 SSDEEP

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memory/412-8-0x000001D05BB60000-0x000001D05BBAC000-memory.dmp

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memory/412-7-0x000001D05BAC0000-0x000001D05BB0F000-memory.dmp

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memory/412-13-0x000001D05BB60000-0x000001D05BBAC000-memory.dmp

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memory/412-14-0x000001D05BB60000-0x000001D05BBAC000-memory.dmp

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memory/412-15-0x000001D05BAC0000-0x000001D05BB0F000-memory.dmp

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memory/412-20-0x000001D05BB60000-0x000001D05BBAC000-memory.dmp

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memory/412-21-0x000001D05BB60000-0x000001D05BBAC000-memory.dmp

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memory/412-23-0x000001D05BB60000-0x000001D05BBAC000-memory.dmp

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memory/4032-3-0x0000000002920000-0x000000000292D000-memory.dmp

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memory/4032-1-0x0000000002920000-0x000000000292D000-memory.dmp

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memory/4032-0-0x0000000002920000-0x000000000292D000-memory.dmp

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